About the Execution of ITS-Tools for PGCD-PT-D05N025
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r142-tall-174876813200749.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-D05N025, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r142-tall-174876813200749
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 432K
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K 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 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 77K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 10K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 95K 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 12K 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-D05N025-UpperBounds-00
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-01
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-02
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-03
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-04
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-05
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-06
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-07
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-08
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-09
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-10
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-11
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-12
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-13
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-14
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1748986254766
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-D05N025
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-06-03 21:30:55] [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 21:30:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 21:30:56] [INFO ] Load time of PNML (sax parser for PT used): 36 ms
[2025-06-03 21:30:56] [INFO ] Transformed 18 places.
[2025-06-03 21:30:56] [INFO ] Transformed 18 transitions.
[2025-06-03 21:30:56] [INFO ] Parsed PT model containing 18 places and 18 transitions and 84 arcs in 125 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Current structural bounds on expressions (Initially) : Max Seen:[25, 1, 1, 1, 1, 25, 1, 1, 1, 1, 1, 25, 25, 1, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[25, 1, 1, 1, 1, 25, 1, 1, 1, 1, 1, 25, 25, 1, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 18 rows 18 cols
[2025-06-03 21:30:56] [INFO ] Computed 7 invariants in 9 ms
Current structural bounds on expressions (after invariants) : Max Seen:[25, 1, 1, 1, 1, 25, 1, 1, 1, 1, 1, 25, 25, 1, 1, 1] Max Struct:[156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156]
RANDOM walk for 10020 steps (2 resets) in 18 ms. (527 steps per ms)
BEST_FIRST walk for 160012 steps (33 resets) in 148 ms. (1073 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[114, 78, 78, 84, 88, 112, 84, 84, 84, 66, 88, 112, 110, 96, 66, 96] Max Struct:[156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156]
[2025-06-03 21:30:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:30:56] [INFO ] [Real]Absence check using 2 positive place invariants in 5 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2025-06-03 21:30:56] [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 21:30:56] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 3 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2025-06-03 21:30:56] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:30:56] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:30:56] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 4 ms.
[2025-06-03 21:30:56] [INFO ] Added : 1 causal constraints over 1 iterations in 23 ms. Result :sat
Minimization took 11 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:30:56] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2025-06-03 21:30:56] [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 21:30:56] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:30:56] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 21:30:56] [INFO ] Added : 0 causal constraints over 0 iterations in 6 ms. Result :sat
Minimization took 8 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:30:56] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 4 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2025-06-03 21:30:56] [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 21:30:56] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:30:56] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 21:30:56] [INFO ] Added : 0 causal constraints over 0 iterations in 9 ms. Result :sat
Minimization took 8 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:30:56] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:30:56] [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 21:30:56] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 3 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:30:56] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 4 ms.
[2025-06-03 21:30:56] [INFO ] Added : 0 causal constraints over 0 iterations in 7 ms. Result :sat
Minimization took 7 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:30:56] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 0 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:30:56] [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 21:30:56] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:30:56] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:30:56] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Minimization took 9 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:30:56] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2025-06-03 21:30:56] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-03 21:30:56] [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 21:30:57] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:30:57] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 8 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:30:57] [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 21:30:57] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 3 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:30:57] [INFO ] Added : 0 causal constraints over 0 iterations in 9 ms. Result :sat
Minimization took 7 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using 2 positive place invariants in 8 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 7 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2025-06-03 21:30:57] [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 21:30:57] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 21:30:57] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 6 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:30:57] [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 21:30:57] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2025-06-03 21:30:57] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:30:57] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 7 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-03 21:30:57] [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 21:30:57] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2025-06-03 21:30:57] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:30:57] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Minimization took 8 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2025-06-03 21:30:57] [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 21:30:57] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Added 6 Read/Feed constraints in 8 ms returned sat
[2025-06-03 21:30:57] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-03 21:30:57] [INFO ] Added : 0 causal constraints over 0 iterations in 6 ms. Result :sat
Minimization took 8 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:30:57] [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 21:30:57] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:30:57] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 10 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:30:57] [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 21:30:57] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Added 6 Read/Feed constraints in 3 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 21:30:57] [INFO ] Deduced a trap composed of 6 places in 47 ms of which 4 ms to minimize.
[2025-06-03 21:30:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 62 ms
[2025-06-03 21:30:57] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:30:57] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 6 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:30:57] [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 21:30:57] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 21:30:57] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 7 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:30:57] [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 21:30:57] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:30:57] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Minimization took 8 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-06-03 21:30:57] [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 21:30:57] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2025-06-03 21:30:57] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:30:58] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:30:58] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:30:58] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[114, 78, 78, 84, 88, 112, 84, 84, 84, 66, 88, 112, 110, 96, 66, 96] Max Struct:[156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156]
FORMULA PGCD-PT-D05N025-UpperBounds-15 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-13 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-14 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-09 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-08 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-06 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-07 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-03 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-10 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-04 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-02 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-01 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154, 150, 150, 152] Max Struct:[156, 156, 156, 156]
Support contains 4 out of 18 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 7 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-03 21:30:58] [INFO ] Invariant cache hit.
[2025-06-03 21:30:58] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 6 unsolved in 116 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 37 constraints, problems are : Problem set: 0 solved, 6 unsolved in 104 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 238ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 243ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 258 ms. Remains : 18/18 places, 18/18 transitions.
[2025-06-03 21:30:58] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[154, 150, 150, 152] Max Struct:[156, 156, 156, 156]
RANDOM walk for 1000022 steps (2 resets) in 245 ms. (4065 steps per ms)
BEST_FIRST walk for 4000004 steps (696 resets) in 1396 ms. (2863 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154, 150, 150, 152] Max Struct:[156, 156, 156, 156]
[2025-06-03 21:31:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 21:31:00] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:31:00] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:31:00] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:31:00] [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 21:31:00] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:31:00] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2025-06-03 21:31:00] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:31:00] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:31:00] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:31:00] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:31:00] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 6 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 21:31:00] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 21:31:00] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:31:00] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-03 21:31:00] [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 21:31:00] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:31:00] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:31:00] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:31:00] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 21:31:00] [INFO ] Deduced a trap composed of 6 places in 34 ms of which 2 ms to minimize.
[2025-06-03 21:31:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 38 ms
[2025-06-03 21:31:00] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 21:31:00] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 7 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 21:31:00] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:31:00] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:31:00] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:31:00] [INFO ] [Real]Added 6 Read/Feed constraints in 3 ms returned sat
[2025-06-03 21:31:00] [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 21:31:00] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:31:00] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:31:00] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:31:00] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:31:00] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:31:00] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 6 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 21:31:00] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:31:00] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:31:00] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:31:00] [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 21:31:00] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 21:31:00] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2025-06-03 21:31:00] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:31:00] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:31:00] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:31:00] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154, 150, 150, 152] Max Struct:[156, 156, 156, 156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154, 154, 150, 152] Max Struct:[156, 156, 156, 156]
Support contains 4 out of 18 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 18/18 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-03 21:31:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:31:01] [INFO ] Implicit Places using invariants in 42 ms returned [12, 13, 14, 15, 16, 17]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 45 ms to find 6 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 12/18 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 46 ms. Remains : 12/18 places, 18/18 transitions.
// Phase 1: matrix 18 rows 12 cols
[2025-06-03 21:31:01] [INFO ] Computed 1 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[154, 154, 150, 152] Max Struct:[156, 156, 156, 156]
RANDOM walk for 1000014 steps (2 resets) in 169 ms. (5882 steps per ms)
BEST_FIRST walk for 4000004 steps (689 resets) in 1043 ms. (3831 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154, 154, 150, 152] Max Struct:[156, 156, 156, 156]
[2025-06-03 21:31:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 21:31:02] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:31:02] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:31:02] [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 21:31:02] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 21:31:02] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2025-06-03 21:31:02] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:31:02] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2025-06-03 21:31:02] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:31:02] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 5 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 21:31:02] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:31:02] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:31:02] [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 21:31:02] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 21:31:02] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:31:02] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 21:31:02] [INFO ] Deduced a trap composed of 6 places in 26 ms of which 2 ms to minimize.
[2025-06-03 21:31:02] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 29 ms
[2025-06-03 21:31:02] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 21:31:02] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 6 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 21:31:02] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:31:02] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:31:02] [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 21:31:02] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:31:02] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:31:02] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2025-06-03 21:31:02] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:31:02] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 5 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 21:31:02] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:31:02] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-03 21:31:02] [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 21:31:02] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:31:02] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:31:02] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:31:02] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 21:31:02] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 4 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154, 154, 150, 152] Max Struct:[156, 156, 156, 156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154, 154, 152, 152] Max Struct:[156, 156, 156, 156]
Support contains 4 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-03 21:31:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:31:02] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-03 21:31:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:31:02] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:31:02] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 21:31:02] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-03 21:31:02] [INFO ] Invariant cache hit.
[2025-06-03 21:31:02] [INFO ] State equation strengthened by 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 94 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 93 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 192ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 192ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 248 ms. Remains : 12/12 places, 18/18 transitions.
[2025-06-03 21:31:02] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[154, 154, 152, 152] Max Struct:[156, 156, 156, 156]
RANDOM walk for 1000010 steps (2 resets) in 172 ms. (5780 steps per ms)
BEST_FIRST walk for 4000003 steps (689 resets) in 1035 ms. (3861 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154, 154, 152, 152] Max Struct:[156, 156, 156, 156]
[2025-06-03 21:31:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 21:31:04] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:31:04] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:31:04] [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 21:31:04] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:31:04] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:31:04] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:31:04] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:31:04] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:31:04] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 5 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 21:31:04] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 21:31:04] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:31:04] [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 21:31:04] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 21:31:04] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:31:04] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 21:31:04] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 2 ms to minimize.
[2025-06-03 21:31:04] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 34 ms
[2025-06-03 21:31:04] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:31:04] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 5 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 21:31:04] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 21:31:04] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:31:04] [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 21:31:04] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 21:31:04] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:31:04] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:31:04] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:31:04] [INFO ] Added : 1 causal constraints over 1 iterations in 13 ms. Result :sat
Minimization took 6 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 21:31:04] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:31:04] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-03 21:31:04] [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 21:31:04] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:31:04] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:31:04] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:31:04] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-03 21:31:04] [INFO ] Added : 1 causal constraints over 1 iterations in 9 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154, 154, 152, 152] Max Struct:[156, 156, 156, 156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154, 154, 152, 154] Max Struct:[156, 156, 156, 156]
Support contains 4 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 3 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-03 21:31:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:31:04] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-03 21:31:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:31:04] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:31:04] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 21:31:04] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-03 21:31:04] [INFO ] Invariant cache hit.
[2025-06-03 21:31:04] [INFO ] State equation strengthened by 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 73 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 94 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 170ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 170ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 230 ms. Remains : 12/12 places, 18/18 transitions.
[2025-06-03 21:31:04] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[154, 154, 152, 154] Max Struct:[156, 156, 156, 156]
RANDOM walk for 1000000 steps (2 resets) in 175 ms. (5681 steps per ms)
BEST_FIRST walk for 4000003 steps (679 resets) in 1029 ms. (3883 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154, 154, 152, 154] Max Struct:[156, 156, 156, 156]
[2025-06-03 21:31:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 21:31:06] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 21:31:06] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:31:06] [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 21:31:06] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 21:31:06] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2025-06-03 21:31:06] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:31:06] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:31:06] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:31:06] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 5 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 21:31:06] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 21:31:06] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:31:06] [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 21:31:06] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:31:06] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:31:06] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 21:31:06] [INFO ] Deduced a trap composed of 6 places in 32 ms of which 2 ms to minimize.
[2025-06-03 21:31:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 38 ms
[2025-06-03 21:31:06] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:31:06] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 5 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 21:31:06] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:31:06] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:31:06] [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 21:31:06] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:31:06] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:31:06] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:31:06] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:31:06] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 5 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 21:31:06] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:31:06] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:31:06] [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 21:31:06] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:31:06] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:31:06] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:31:06] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:31:06] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 4 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154, 154, 152, 154] Max Struct:[156, 156, 156, 156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154, 154, 152, 154] Max Struct:[156, 156, 156, 156]
Support contains 4 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-03 21:31:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:31:06] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-03 21:31:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:31:06] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:31:06] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 21:31:06] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-03 21:31:06] [INFO ] Invariant cache hit.
[2025-06-03 21:31:06] [INFO ] State equation strengthened by 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 67 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 76 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 147ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 147ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 203 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40072 steps (8 resets) in 269 ms. (148 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 186 ms. (213 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 40003 steps (8 resets) in 110 ms. (360 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 92 ms. (430 steps per ms) remains 8/8 properties
[2025-06-03 21:31:06] [INFO ] Flatten gal took : 31 ms
[2025-06-03 21:31:06] [INFO ] Flatten gal took : 2 ms
BEST_FIRST walk for 40004 steps (8 resets) in 85 ms. (465 steps per ms) remains 8/8 properties
[2025-06-03 21:31:06] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4762863070535634573.gal : 8 ms
BEST_FIRST walk for 40003 steps (8 resets) in 125 ms. (317 steps per ms) remains 8/8 properties
[2025-06-03 21:31:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6210561445526420258.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/ReachabilityCardinality4762863070535634573.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6210561445526420258.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 84 ms. (470 steps per ms) remains 8/8 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/ReachabilityCardinality6210561445526420258.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 1651
BEST_FIRST walk for 40002 steps (8 resets) in 91 ms. (434 steps per ms) remains 8/8 properties
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :1651 after 6479
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :6479 after 2.44742e+06
SDD proceeding with computation,8 properties remain. new max is 256
SDD size :2.44742e+06 after 3.40467e+10
Interrupted probabilistic random walk after 315976 steps, run timeout after 3001 ms. (steps per millisecond=105 ) properties seen :1 out of 8
Probabilistic random walk after 315976 steps, saw 195939 distinct states, run finished after 3005 ms. (steps per millisecond=105 ) properties seen :1
[2025-06-03 21:31:10] [INFO ] Invariant cache hit.
[2025-06-03 21:31:10] [INFO ] State equation strengthened by 6 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, 7 unsolved
At refinement iteration 1 (OVERLAPS) 8/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 21:31:10] [INFO ] Deduced a trap composed of 6 places in 25 ms of which 2 ms to minimize.
Problem MAX0 is UNSAT
Problem MAX1 is UNSAT
Problem MAX2 is UNSAT
Problem MAX3 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 4 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 4 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 4 solved, 3 unsolved in 87 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 4 solved, 3 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 9/12 variables, 1/1 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 3/23 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/23 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/23 constraints. Problems are: Problem set: 4 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 23 constraints, problems are : Problem set: 4 solved, 3 unsolved in 56 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 3/7 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 146ms problems are : Problem set: 4 solved, 3 unsolved
SDD proceeding with computation,8 properties remain. new max is 512
SDD size :2.10517e+12 after 2.225e+12
Parikh walk visited 0 properties in 928 ms.
Support contains 3 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-03 21:31:11] [INFO ] Invariant cache hit.
[2025-06-03 21:31:11] [INFO ] State equation strengthened by 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 78 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 71 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 151ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 152ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 153 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40049 steps (8 resets) in 23 ms. (1668 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 69 ms. (571 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 68 ms. (579 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 70 ms. (563 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 450796 steps, run timeout after 3001 ms. (steps per millisecond=150 ) properties seen :0 out of 3
Probabilistic random walk after 450796 steps, saw 279096 distinct states, run finished after 3001 ms. (steps per millisecond=150 ) properties seen :0
[2025-06-03 21:31:14] [INFO ] Invariant cache hit.
[2025-06-03 21:31:14] [INFO ] State equation strengthened by 6 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) 9/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 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) 9/12 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 21:31:14] [INFO ] Deduced a trap composed of 6 places in 36 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 3/23 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 23 constraints, problems are : Problem set: 0 solved, 3 unsolved in 104 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 153ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 1044 ms.
Support contains 3 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-03 21:31:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:31:15] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-03 21:31:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:31:15] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:31:15] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 21:31:15] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-03 21:31:15] [INFO ] Invariant cache hit.
[2025-06-03 21:31:15] [INFO ] State equation strengthened by 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 66 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 81 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 150ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 150ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 202 ms. Remains : 12/12 places, 18/18 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-03 21:31:15] [INFO ] Flatten gal took : 9 ms
[2025-06-03 21:31:15] [INFO ] Applying decomposition
[2025-06-03 21:31:15] [INFO ] Flatten gal took : 5 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/graph4850203026150402761.txt' '-o' '/tmp/graph4850203026150402761.bin' '-w' '/tmp/graph4850203026150402761.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph4850203026150402761.bin' '-l' '-1' '-v' '-w' '/tmp/graph4850203026150402761.weights' '-q' '0' '-e' '0.001'
[2025-06-03 21:31:15] [INFO ] Decomposing Gal with order
[2025-06-03 21:31:15] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 21:31:15] [INFO ] Flatten gal took : 29 ms
[2025-06-03 21:31:15] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2025-06-03 21:31:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16613121807128439072.gal : 2 ms
[2025-06-03 21:31:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6559778863350984382.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/ReachabilityCardinality16613121807128439072.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6559778863350984382.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/ReachabilityCardinality6559778863350984382.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 286
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :286 after 32695
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :32695 after 9.10046e+07
SDD proceeding with computation,3 properties remain. new max is 256
SDD size :2.41765e+13 after 2.41781e+13
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :2.41781e+13 after 2.41781e+13
SDD proceeding with computation,3 properties remain. new max is 1024
SDD size :2.41781e+13 after 2.41781e+13
SDD proceeding with computation,3 properties remain. new max is 2048
SDD size :2.41781e+13 after 2.5991e+13
SDD proceeding with computation,3 properties remain. new max is 4096
SDD size :2.5991e+13 after 2.59947e+13
SDD proceeding with computation,3 properties remain. new max is 8192
SDD size :5.08947e+13 after 5.35011e+13
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[154, 154, 152, 154] Max Struct:[156, 156, 156, 156]
Starting property specific reduction for PGCD-PT-D05N025-UpperBounds-00
Current structural bounds on expressions (Initially) : Max Seen:[25] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[25] Max Struct:[156]
Current structural bounds on expressions (Before main loop) : Max Seen:[25] Max Struct:[156]
[2025-06-03 21:32:05] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[25] Max Struct:[156]
RANDOM walk for 10020 steps (2 resets) in 3 ms. (2505 steps per ms)
BEST_FIRST walk for 10000 steps (2 resets) in 5 ms. (1666 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[114] Max Struct:[156]
[2025-06-03 21:32:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:32:06] [INFO ] [Real]Absence check using 1 positive place invariants in 27 ms returned sat
[2025-06-03 21:32:06] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2025-06-03 21:32:06] [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 21:32:06] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:32:06] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2025-06-03 21:32:06] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:32:06] [INFO ] [Nat]Added 6 Read/Feed constraints in 21 ms returned sat
[2025-06-03 21:32:06] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-03 21:32:06] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[114] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[152] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-03 21:32:06] [INFO ] Invariant cache hit.
[2025-06-03 21:32:06] [INFO ] State equation strengthened by 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 97 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 106 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 233ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 233ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 237 ms. Remains : 12/12 places, 18/18 transitions.
[2025-06-03 21:32:06] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[152] Max Struct:[156]
RANDOM walk for 1000000 steps (2 resets) in 182 ms. (5464 steps per ms)
BEST_FIRST walk for 1000000 steps (171 resets) in 275 ms. (3623 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[152] Max Struct:[156]
[2025-06-03 21:32:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 21:32:06] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:32:06] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:32:06] [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 21:32:07] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:32:07] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:32:07] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:32:07] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2025-06-03 21:32:07] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 21:32:07] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 4 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[152] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[152] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-03 21:32:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:32:07] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-06-03 21:32:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:32:07] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:32:07] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 21:32:07] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-03 21:32:07] [INFO ] Invariant cache hit.
[2025-06-03 21:32:07] [INFO ] State equation strengthened by 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 117 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 67 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 187ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 188ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 261 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40044 steps (8 resets) in 17 ms. (2224 steps per ms) remains 2/2 properties
[2025-06-03 21:32:07] [INFO ] Flatten gal took : 4 ms
[2025-06-03 21:32:07] [INFO ] Flatten gal took : 2 ms
[2025-06-03 21:32:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality806226960152145037.gal : 1 ms
[2025-06-03 21:32:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15282655829312657637.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/ReachabilityCardinality806226960152145037.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15282655829312657637.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 55 ms. (714 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/ReachabilityCardinality15282655829312657637.prop.
BEST_FIRST walk for 40002 steps (8 resets) in 17 ms. (2222 steps per ms) remains 2/2 properties
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 1651
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :1651 after 6479
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :6479 after 2.44742e+06
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :2.44742e+06 after 3.40467e+10
Interrupted probabilistic random walk after 471626 steps, run timeout after 3001 ms. (steps per millisecond=157 ) properties seen :0 out of 2
Probabilistic random walk after 471626 steps, saw 292179 distinct states, run finished after 3001 ms. (steps per millisecond=157 ) properties seen :0
[2025-06-03 21:32:10] [INFO ] Invariant cache hit.
[2025-06-03 21:32:10] [INFO ] State equation strengthened by 6 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) 11/12 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 21:32:10] [INFO ] Deduced a trap composed of 6 places in 320 ms of which 32 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 1 solved, 1 unsolved in 363 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 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) 11/12 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 1 solved, 1 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 431ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 57 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-03 21:32:10] [INFO ] Invariant cache hit.
[2025-06-03 21:32:10] [INFO ] State equation strengthened by 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 127 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 176 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 324ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 324ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 327 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40048 steps (8 resets) in 13 ms. (2860 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 16 ms. (2353 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2.10517e+12 after 2.225e+12
Interrupted probabilistic random walk after 2902268 steps, run timeout after 3001 ms. (steps per millisecond=967 ) properties seen :0 out of 1
Probabilistic random walk after 2902268 steps, saw 1695642 distinct states, run finished after 3001 ms. (steps per millisecond=967 ) properties seen :0
[2025-06-03 21:32:14] [INFO ] Invariant cache hit.
[2025-06-03 21:32:14] [INFO ] State equation strengthened by 6 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) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 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 21:32:14] [INFO ] Deduced a trap composed of 6 places in 353 ms of which 31 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 0 solved, 1 unsolved in 423 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 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) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 0 solved, 1 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 501ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2670 steps, including 18 resets, run visited all 1 properties in 3 ms. (steps per millisecond=890 )
Parikh walk visited 1 properties in 13 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[152] Max Struct:[156]
Ending property specific reduction for PGCD-PT-D05N025-UpperBounds-00 in 8780 ms.
Starting property specific reduction for PGCD-PT-D05N025-UpperBounds-05
Current structural bounds on expressions (Initially) : Max Seen:[25] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[25] Max Struct:[156]
Current structural bounds on expressions (Before main loop) : Max Seen:[25] Max Struct:[156]
[2025-06-03 21:32:14] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[25] Max Struct:[156]
RANDOM walk for 10000 steps (2 resets) in 3 ms. (2500 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:[114] Max Struct:[156]
[2025-06-03 21:32:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:32:14] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:32:14] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:32:14] [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 21:32:14] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 21:32:14] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2025-06-03 21:32:14] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:32:14] [INFO ] [Nat]Added 6 Read/Feed constraints in 5 ms returned sat
[2025-06-03 21:32:14] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-03 21:32:14] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[114] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-03 21:32:14] [INFO ] Invariant cache hit.
[2025-06-03 21:32:14] [INFO ] State equation strengthened by 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 105 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 69 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 211ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 211ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 212 ms. Remains : 12/12 places, 18/18 transitions.
[2025-06-03 21:32:15] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[154] Max Struct:[156]
RANDOM walk for 1000012 steps (2 resets) in 185 ms. (5376 steps per ms)
BEST_FIRST walk for 1000001 steps (173 resets) in 316 ms. (3154 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154] Max Struct:[156]
[2025-06-03 21:32:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 21:32:15] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:32:15] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2025-06-03 21:32:15] [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 21:32:15] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:32:15] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2025-06-03 21:32:15] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:32:15] [INFO ] [Nat]Added 6 Read/Feed constraints in 8 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 21:32:15] [INFO ] Deduced a trap composed of 6 places in 42 ms of which 1 ms to minimize.
[2025-06-03 21:32:15] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 45 ms
[2025-06-03 21:32:15] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:32:15] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-03 21:32:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:32:15] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-03 21:32:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:32:15] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:32:15] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 21:32:15] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-03 21:32:15] [INFO ] Invariant cache hit.
[2025-06-03 21:32:15] [INFO ] State equation strengthened by 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 73 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 75 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 177ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 177ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 231 ms. Remains : 12/12 places, 18/18 transitions.
[2025-06-03 21:32:15] [INFO ] Flatten gal took : 2 ms
[2025-06-03 21:32:15] [INFO ] Flatten gal took : 1 ms
[2025-06-03 21:32:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14732174847777308620.gal : 0 ms
[2025-06-03 21:32:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6971020596535710379.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/ReachabilityCardinality14732174847777308620.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6971020596535710379.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/ReachabilityCardinality6971020596535710379.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 1651
RANDOM walk for 40034 steps (8 resets) in 45 ms. (870 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 23 ms. (1666 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :1651 after 6479
BEST_FIRST walk for 40004 steps (8 resets) in 66 ms. (597 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :6479 after 2.44742e+06
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :2.44742e+06 after 3.40467e+10
Interrupted probabilistic random walk after 1033014 steps, run timeout after 3001 ms. (steps per millisecond=344 ) properties seen :0 out of 2
Probabilistic random walk after 1033014 steps, saw 624183 distinct states, run finished after 3001 ms. (steps per millisecond=344 ) properties seen :0
[2025-06-03 21:32:19] [INFO ] Invariant cache hit.
[2025-06-03 21:32:19] [INFO ] State equation strengthened by 6 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) 11/12 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 21:32:19] [INFO ] Deduced a trap composed of 6 places in 85 ms of which 2 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 1 solved, 1 unsolved in 212 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 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) 11/12 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 1 solved, 1 unsolved in 67 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 300ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 29 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-03 21:32:19] [INFO ] Invariant cache hit.
[2025-06-03 21:32:19] [INFO ] State equation strengthened by 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 152 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 110 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 288ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 288ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 290 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40050 steps (8 resets) in 20 ms. (1907 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 24 ms. (1600 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2.10517e+12 after 2.225e+12
Interrupted probabilistic random walk after 3121130 steps, run timeout after 3001 ms. (steps per millisecond=1040 ) properties seen :0 out of 1
Probabilistic random walk after 3121130 steps, saw 1820892 distinct states, run finished after 3014 ms. (steps per millisecond=1035 ) properties seen :0
[2025-06-03 21:32:22] [INFO ] Invariant cache hit.
[2025-06-03 21:32:22] [INFO ] State equation strengthened by 6 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) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 1 unsolved in 67 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 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) 11/12 variables, 1/1 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 21:32:22] [INFO ] Deduced a trap composed of 6 places in 46 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 0 solved, 1 unsolved in 166 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 246ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 36 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-03 21:32:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:32:23] [INFO ] Implicit Places using invariants in 16 ms returned []
[2025-06-03 21:32:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:32:23] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:32:23] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 21:32:23] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-03 21:32:23] [INFO ] Invariant cache hit.
[2025-06-03 21:32:23] [INFO ] State equation strengthened by 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 122 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 147 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 273ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 273ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 346 ms. Remains : 12/12 places, 18/18 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-03 21:32:23] [INFO ] Flatten gal took : 1 ms
[2025-06-03 21:32:23] [INFO ] Applying decomposition
[2025-06-03 21:32:23] [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/graph13772859318315678285.txt' '-o' '/tmp/graph13772859318315678285.bin' '-w' '/tmp/graph13772859318315678285.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph13772859318315678285.bin' '-l' '-1' '-v' '-w' '/tmp/graph13772859318315678285.weights' '-q' '0' '-e' '0.001'
[2025-06-03 21:32:23] [INFO ] Decomposing Gal with order
[2025-06-03 21:32:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 21:32:23] [INFO ] Flatten gal took : 2 ms
[2025-06-03 21:32:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-03 21:32:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8655767759539519510.gal : 1 ms
[2025-06-03 21:32:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1394856859766688966.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/ReachabilityCardinality8655767759539519510.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1394856859766688966.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 ...307
Loading property file /tmp/ReachabilityCardinality1394856859766688966.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 286
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :286 after 32695
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :32695 after 9.10046e+07
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :2.41627e+13 after 2.42631e+13
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :2.42631e+13 after 2.42631e+13
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :2.42631e+13 after 2.42631e+13
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.42631e+13 after 2.59111e+13
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2.59111e+13 after 2.59112e+13
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5.08346e+13 after 5.35135e+13
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[154] Max Struct:[156]
Ending property specific reduction for PGCD-PT-D05N025-UpperBounds-05 in 58681 ms.
Starting property specific reduction for PGCD-PT-D05N025-UpperBounds-11
Current structural bounds on expressions (Initially) : Max Seen:[25] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[25] Max Struct:[156]
Current structural bounds on expressions (Before main loop) : Max Seen:[25] Max Struct:[156]
[2025-06-03 21:33:13] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[25] Max Struct:[156]
RANDOM walk for 10004 steps (2 resets) in 4 ms. (2000 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:[114] Max Struct:[156]
[2025-06-03 21:33:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:33:13] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 21:33:13] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-03 21:33:13] [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 21:33:13] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 21:33:13] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 21:33:13] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:33:13] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 21:33:13] [INFO ] Deduced a trap composed of 6 places in 36 ms of which 2 ms to minimize.
[2025-06-03 21:33:13] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 39 ms
[2025-06-03 21:33:13] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:33:13] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[114] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-03 21:33:13] [INFO ] Invariant cache hit.
[2025-06-03 21:33:13] [INFO ] State equation strengthened by 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 77 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 87 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 181ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 186ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 186 ms. Remains : 12/12 places, 18/18 transitions.
[2025-06-03 21:33:13] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[154] Max Struct:[156]
RANDOM walk for 1000000 steps (2 resets) in 183 ms. (5434 steps per ms)
BEST_FIRST walk for 1000001 steps (172 resets) in 372 ms. (2680 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154] Max Struct:[156]
[2025-06-03 21:33:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 21:33:14] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 21:33:14] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-03 21:33:14] [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 21:33:14] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:33:14] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:33:14] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:33:14] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:33:14] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:33:14] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-03 21:33:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:33:14] [INFO ] Implicit Places using invariants in 57 ms returned []
[2025-06-03 21:33:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:33:14] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:33:14] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 95 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 21:33:14] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-03 21:33:14] [INFO ] Invariant cache hit.
[2025-06-03 21:33:14] [INFO ] State equation strengthened by 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 235 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 102 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 350ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 350ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 461 ms. Remains : 12/12 places, 18/18 transitions.
[2025-06-03 21:33:14] [INFO ] Flatten gal took : 1 ms
[2025-06-03 21:33:14] [INFO ] Flatten gal took : 1 ms
[2025-06-03 21:33:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12421895525887551388.gal : 1 ms
[2025-06-03 21:33:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10363539411669471980.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/ReachabilityCardinality12421895525887551388.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10363539411669471980.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40054 steps (8 resets) in 27 ms. (1430 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 25 ms. (1538 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 ...330
Loading property file /tmp/ReachabilityCardinality10363539411669471980.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 1651
BEST_FIRST walk for 40004 steps (8 resets) in 25 ms. (1538 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :1651 after 6479
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :6479 after 2.44742e+06
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :2.44742e+06 after 3.40467e+10
Interrupted probabilistic random walk after 1060813 steps, run timeout after 3001 ms. (steps per millisecond=353 ) properties seen :0 out of 2
Probabilistic random walk after 1060813 steps, saw 641245 distinct states, run finished after 3001 ms. (steps per millisecond=353 ) properties seen :0
[2025-06-03 21:33:17] [INFO ] Invariant cache hit.
[2025-06-03 21:33:17] [INFO ] State equation strengthened by 6 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) 11/12 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 21:33:17] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 2 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 1 solved, 1 unsolved in 118 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 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) 11/12 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 1 solved, 1 unsolved in 33 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 159ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 30 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-03 21:33:18] [INFO ] Invariant cache hit.
[2025-06-03 21:33:18] [INFO ] State equation strengthened by 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 86 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 237 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 327ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 328ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 329 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40043 steps (8 resets) in 17 ms. (2224 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 26 ms. (1481 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2.10517e+12 after 2.225e+12
Interrupted probabilistic random walk after 3383530 steps, run timeout after 3097 ms. (steps per millisecond=1092 ) properties seen :0 out of 1
Probabilistic random walk after 3383530 steps, saw 1964752 distinct states, run finished after 3097 ms. (steps per millisecond=1092 ) properties seen :0
[2025-06-03 21:33:21] [INFO ] Invariant cache hit.
[2025-06-03 21:33:21] [INFO ] State equation strengthened by 6 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) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 1 unsolved in 478 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 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) 11/12 variables, 1/1 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 21:33:22] [INFO ] Deduced a trap composed of 6 places in 60 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 0 solved, 1 unsolved in 111 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 606ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 27 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-03 21:33:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:33:22] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-06-03 21:33:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:33:22] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:33:22] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 21:33:22] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-03 21:33:22] [INFO ] Invariant cache hit.
[2025-06-03 21:33:22] [INFO ] State equation strengthened by 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 729 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 114 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 846ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 848ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 940 ms. Remains : 12/12 places, 18/18 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-03 21:33:23] [INFO ] Flatten gal took : 1 ms
[2025-06-03 21:33:23] [INFO ] Applying decomposition
[2025-06-03 21:33:23] [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/graph5186725658678075534.txt' '-o' '/tmp/graph5186725658678075534.bin' '-w' '/tmp/graph5186725658678075534.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph5186725658678075534.bin' '-l' '-1' '-v' '-w' '/tmp/graph5186725658678075534.weights' '-q' '0' '-e' '0.001'
[2025-06-03 21:33:23] [INFO ] Decomposing Gal with order
[2025-06-03 21:33:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 21:33:23] [INFO ] Flatten gal took : 6 ms
[2025-06-03 21:33:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 2 ms.
[2025-06-03 21:33:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2967313342573068866.gal : 1 ms
[2025-06-03 21:33:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13100423128799175043.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/ReachabilityCardinality2967313342573068866.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13100423128799175043.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/ReachabilityCardinality13100423128799175043.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 286
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :286 after 32695
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :32695 after 2.6145e+08
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :2.6145e+08 after 2.41627e+13
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :2.41627e+13 after 2.4355e+13
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :2.4355e+13 after 2.4355e+13
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.4355e+13 after 2.4355e+13
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2.4355e+13 after 2.4355e+13
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :8.57935e+13 after 8.59828e+13
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[154] Max Struct:[156]
Ending property specific reduction for PGCD-PT-D05N025-UpperBounds-11 in 59813 ms.
Starting property specific reduction for PGCD-PT-D05N025-UpperBounds-12
Current structural bounds on expressions (Initially) : Max Seen:[25] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[25] Max Struct:[156]
Current structural bounds on expressions (Before main loop) : Max Seen:[25] Max Struct:[156]
[2025-06-03 21:34:13] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[25] Max Struct:[156]
RANDOM walk for 10007 steps (2 resets) in 2 ms. (3335 steps per ms)
BEST_FIRST walk for 10000 steps (2 resets) in 5 ms. (1666 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[114] Max Struct:[156]
[2025-06-03 21:34:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 21:34:13] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:34:13] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:34:13] [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 21:34:13] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:34:13] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:34:13] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:34:13] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:34:13] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:34:13] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[114] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[152] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-03 21:34:13] [INFO ] Invariant cache hit.
[2025-06-03 21:34:13] [INFO ] State equation strengthened by 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 74 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 146ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 146ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 148 ms. Remains : 12/12 places, 18/18 transitions.
[2025-06-03 21:34:13] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[152] Max Struct:[156]
RANDOM walk for 1000033 steps (2 resets) in 169 ms. (5882 steps per ms)
BEST_FIRST walk for 1000001 steps (171 resets) in 261 ms. (3816 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[152] Max Struct:[156]
[2025-06-03 21:34:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 21:34:13] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:34:13] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-03 21:34:13] [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 21:34:13] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 21:34:13] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2025-06-03 21:34:13] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:34:13] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2025-06-03 21:34:13] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 21:34:13] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 12 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[152] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-03 21:34:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:34:14] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-03 21:34:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:34:14] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:34:14] [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 21:34:14] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-03 21:34:14] [INFO ] Invariant cache hit.
[2025-06-03 21:34:14] [INFO ] State equation strengthened by 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 67 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 79 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 148ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 148ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 197 ms. Remains : 12/12 places, 18/18 transitions.
[2025-06-03 21:34:14] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[154] Max Struct:[156]
RANDOM walk for 1000007 steps (2 resets) in 253 ms. (3937 steps per ms)
BEST_FIRST walk for 1000000 steps (169 resets) in 259 ms. (3846 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154] Max Struct:[156]
[2025-06-03 21:34:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 21:34:14] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 21:34:14] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:34:14] [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 21:34:14] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 21:34:14] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 21:34:14] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:34:14] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2025-06-03 21:34:14] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 21:34:14] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-03 21:34:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:34:14] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-06-03 21:34:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:34:14] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:34:14] [INFO ] Implicit Places using invariants and state equation in 37 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 21:34:14] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-03 21:34:14] [INFO ] Invariant cache hit.
[2025-06-03 21:34:14] [INFO ] State equation strengthened by 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 59 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 79 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 157ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 157ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 223 ms. Remains : 12/12 places, 18/18 transitions.
[2025-06-03 21:34:15] [INFO ] Flatten gal took : 2 ms
[2025-06-03 21:34:15] [INFO ] Flatten gal took : 2 ms
[2025-06-03 21:34:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9045833047459285625.gal : 1 ms
[2025-06-03 21:34:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2146554789802085192.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/ReachabilityCardinality9045833047459285625.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2146554789802085192.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality2146554789802085192.prop.
RANDOM walk for 40061 steps (8 resets) in 22 ms. (1741 steps per ms) remains 2/2 properties
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 1651
BEST_FIRST walk for 40003 steps (8 resets) in 36 ms. (1081 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :1651 after 6479
BEST_FIRST walk for 40004 steps (8 resets) in 25 ms. (1538 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :6479 after 2.44742e+06
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :2.44742e+06 after 3.40467e+10
Interrupted probabilistic random walk after 996797 steps, run timeout after 3001 ms. (steps per millisecond=332 ) properties seen :0 out of 2
Probabilistic random walk after 996797 steps, saw 605292 distinct states, run finished after 3001 ms. (steps per millisecond=332 ) properties seen :0
[2025-06-03 21:34:18] [INFO ] Invariant cache hit.
[2025-06-03 21:34:18] [INFO ] State equation strengthened by 6 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) 11/12 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 21:34:18] [INFO ] Deduced a trap composed of 6 places in 34 ms of which 2 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 1 solved, 1 unsolved in 74 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 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) 11/12 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 1 solved, 1 unsolved in 38 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 118ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 29 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-03 21:34:18] [INFO ] Invariant cache hit.
[2025-06-03 21:34:18] [INFO ] State equation strengthened by 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 75 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 72 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 185ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 185ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 187 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40071 steps (8 resets) in 12 ms. (3082 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 18 ms. (2105 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2.10517e+12 after 2.225e+12
Interrupted probabilistic random walk after 3486095 steps, run timeout after 3001 ms. (steps per millisecond=1161 ) properties seen :0 out of 1
Probabilistic random walk after 3486095 steps, saw 2026758 distinct states, run finished after 3001 ms. (steps per millisecond=1161 ) properties seen :0
[2025-06-03 21:34:21] [INFO ] Invariant cache hit.
[2025-06-03 21:34:21] [INFO ] State equation strengthened by 6 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) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 1 unsolved in 39 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 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) 11/12 variables, 1/1 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 21:34:21] [INFO ] Deduced a trap composed of 6 places in 35 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 0 solved, 1 unsolved in 720 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 778ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 27 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-03 21:34:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:34:22] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-03 21:34:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 21:34:22] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-03 21:34:22] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 100 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 21:34:22] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-03 21:34:22] [INFO ] Invariant cache hit.
[2025-06-03 21:34:22] [INFO ] State equation strengthened by 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 73 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 92 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 192ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 192ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 298 ms. Remains : 12/12 places, 18/18 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-03 21:34:22] [INFO ] Flatten gal took : 1 ms
[2025-06-03 21:34:22] [INFO ] Applying decomposition
[2025-06-03 21:34:22] [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/graph11701842368723250013.txt' '-o' '/tmp/graph11701842368723250013.bin' '-w' '/tmp/graph11701842368723250013.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph11701842368723250013.bin' '-l' '-1' '-v' '-w' '/tmp/graph11701842368723250013.weights' '-q' '0' '-e' '0.001'
[2025-06-03 21:34:22] [INFO ] Decomposing Gal with order
[2025-06-03 21:34:22] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 21:34:22] [INFO ] Flatten gal took : 2 ms
[2025-06-03 21:34:22] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2025-06-03 21:34:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3250479769313785269.gal : 0 ms
[2025-06-03 21:34:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15914725908486201060.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/ReachabilityCardinality3250479769313785269.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15914725908486201060.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/ReachabilityCardinality15914725908486201060.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 286
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :286 after 32695
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :32695 after 2.44725e+06
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :4.33137e+13 after 4.33159e+13
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :4.33159e+13 after 4.33159e+13
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :4.33159e+13 after 4.33159e+13
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :4.33159e+13 after 4.65226e+13
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :4.65226e+13 after 4.67318e+13
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :4.67318e+13 after 4.67324e+13
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[154] Max Struct:[156]
Ending property specific reduction for PGCD-PT-D05N025-UpperBounds-12 in 59394 ms.
[2025-06-03 21:35:12] [INFO ] Flatten gal took : 5 ms
[2025-06-03 21:35:12] [INFO ] Applying decomposition
[2025-06-03 21:35:12] [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/graph13993322561778596247.txt' '-o' '/tmp/graph13993322561778596247.bin' '-w' '/tmp/graph13993322561778596247.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph13993322561778596247.bin' '-l' '-1' '-v' '-w' '/tmp/graph13993322561778596247.weights' '-q' '0' '-e' '0.001'
[2025-06-03 21:35:12] [INFO ] Decomposing Gal with order
[2025-06-03 21:35:12] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 21:35:12] [INFO ] Flatten gal took : 2 ms
[2025-06-03 21:35:12] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-03 21:35:12] [INFO ] Time to serialize gal into /tmp/UpperBounds17728594948845946906.gal : 0 ms
[2025-06-03 21:35:12] [INFO ] Time to serialize properties into /tmp/UpperBounds1952631626795019018.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/UpperBounds17728594948845946906.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds1952631626795019018.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/UpperBounds1952631626795019018.prop.
Detected timeout of ITS tools.
[2025-06-03 21:56:37] [INFO ] Flatten gal took : 2 ms
[2025-06-03 21:56:37] [INFO ] Time to serialize gal into /tmp/UpperBounds3802791722659346510.gal : 2 ms
[2025-06-03 21:56:37] [INFO ] Time to serialize properties into /tmp/UpperBounds12615255794285621017.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/UpperBounds3802791722659346510.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds12615255794285621017.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/UpperBounds12615255794285621017.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,1.58554e+15,77.9686,1123664,2,3317,5,4.12299e+06,6,0,87,4.252e+06,0
Total reachable state count : 1585536525017640
Verifying 4 reachability properties.
Min sum of variable value : 0
Maximum sum along a path : 154
Bounds property PGCD-PT-D05N025-UpperBounds-00 :0 <= p1_4 <= 154
FORMULA PGCD-PT-D05N025-UpperBounds-00 154 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-D05N025-UpperBounds-00,0,78.0247,1123664,1,0,7,4.12299e+06,9,1,267,4.252e+06,4
Min sum of variable value : 0
Maximum sum along a path : 154
Bounds property PGCD-PT-D05N025-UpperBounds-05 :0 <= p1_2 <= 154
FORMULA PGCD-PT-D05N025-UpperBounds-05 154 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-D05N025-UpperBounds-05,0,78.1258,1123664,1,0,8,4.12299e+06,10,1,441,4.252e+06,5
Min sum of variable value : 0
Maximum sum along a path : 154
Bounds property PGCD-PT-D05N025-UpperBounds-11 :0 <= p1_1 <= 154
FORMULA PGCD-PT-D05N025-UpperBounds-11 154 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-D05N025-UpperBounds-11,0,78.2529,1123664,1,0,9,4.12299e+06,11,1,619,4.252e+06,6
Min sum of variable value : 0
Maximum sum along a path : 154
Bounds property PGCD-PT-D05N025-UpperBounds-12 :0 <= p1_3 <= 154
FORMULA PGCD-PT-D05N025-UpperBounds-12 154 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-D05N025-UpperBounds-12,0,78.3376,1123664,1,0,10,4.12299e+06,12,1,789,4.252e+06,7
Total runtime 1620328 ms.
BK_STOP 1748987876330
--------------------
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-D05N025"
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-D05N025, 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-174876813200749"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/PGCD-PT-D05N025.tgz
mv PGCD-PT-D05N025 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 '
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 ;