Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r240-tall-174915589300158.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 Szymanski-PT-b08, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915589300158
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.1M
-rw-r--r-- 1 mcc users 4.9K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 47K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K 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 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 133K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.6K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 82K 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 4.0K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 3.7M May 29 14:33 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME Szymanski-PT-b08-ReachabilityCardinality-2023-05
FORMULA_NAME Szymanski-PT-b08-ReachabilityCardinality-2025-00
FORMULA_NAME Szymanski-PT-b08-ReachabilityCardinality-2025-01
FORMULA_NAME Szymanski-PT-b08-ReachabilityCardinality-2025-02
FORMULA_NAME Szymanski-PT-b08-ReachabilityCardinality-2025-03
FORMULA_NAME Szymanski-PT-b08-ReachabilityCardinality-2025-04
FORMULA_NAME Szymanski-PT-b08-ReachabilityCardinality-2025-06
FORMULA_NAME Szymanski-PT-b08-ReachabilityCardinality-2025-07
FORMULA_NAME Szymanski-PT-b08-ReachabilityCardinality-2025-08
FORMULA_NAME Szymanski-PT-b08-ReachabilityCardinality-2025-09
FORMULA_NAME Szymanski-PT-b08-ReachabilityCardinality-2025-10
FORMULA_NAME Szymanski-PT-b08-ReachabilityCardinality-2025-11
FORMULA_NAME Szymanski-PT-b08-ReachabilityCardinality-2025-12
FORMULA_NAME Szymanski-PT-b08-ReachabilityCardinality-2025-13
FORMULA_NAME Szymanski-PT-b08-ReachabilityCardinality-2025-14
FORMULA_NAME Szymanski-PT-b08-ReachabilityCardinality-2025-15

=== Now, execution of the tool begins

BK_START 1749182527423

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Szymanski-PT-b08
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-06-06 04:02:08] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-06 04:02:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 04:02:09] [INFO ] Load time of PNML (sax parser for PT used): 329 ms
[2025-06-06 04:02:09] [INFO ] Transformed 568 places.
[2025-06-06 04:02:09] [INFO ] Transformed 8320 transitions.
[2025-06-06 04:02:09] [INFO ] Parsed PT model containing 568 places and 8320 transitions and 33408 arcs in 518 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 22 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 260 places in 19 ms
Reduce places removed 260 places and 256 transitions.
FORMULA Szymanski-PT-b08-ReachabilityCardinality-2025-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-ReachabilityCardinality-2025-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-ReachabilityCardinality-2025-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-ReachabilityCardinality-2025-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-ReachabilityCardinality-2025-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-ReachabilityCardinality-2025-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-ReachabilityCardinality-2025-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-ReachabilityCardinality-2025-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40016 steps (13 resets) in 1750 ms. (22 steps per ms) remains 6/8 properties
FORMULA Szymanski-PT-b08-ReachabilityCardinality-2025-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Szymanski-PT-b08-ReachabilityCardinality-2025-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (12 resets) in 310 ms. (128 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 312 ms. (127 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (11 resets) in 417 ms. (95 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (11 resets) in 382 ms. (104 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (11 resets) in 218 ms. (182 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (10 resets) in 140 ms. (283 steps per ms) remains 6/6 properties
[2025-06-06 04:02:10] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
// Phase 1: matrix 2733 rows 308 cols
[2025-06-06 04:02:10] [INFO ] Computed 3 invariants in 57 ms
[2025-06-06 04:02:10] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 04:02:10] [INFO ] Flatten gal took : 764 ms
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 04:02:11] [INFO ] Flatten gal took : 288 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem Szymanski-PT-b08-ReachabilityCardinality-2025-10 is UNSAT
FORMULA Szymanski-PT-b08-ReachabilityCardinality-2025-10 FALSE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-b08-ReachabilityCardinality-2025-12 is UNSAT
FORMULA Szymanski-PT-b08-ReachabilityCardinality-2025-12 FALSE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-b08-ReachabilityCardinality-2025-15 is UNSAT
FORMULA Szymanski-PT-b08-ReachabilityCardinality-2025-15 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 270/307 variables, 2/2 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/307 variables, 0/2 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1/308 variables, 1/3 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/308 variables, 0/3 constraints. Problems are: Problem set: 3 solved, 3 unsolved
[2025-06-06 04:02:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3334010433261367619.gal : 177 ms
[2025-06-06 04:02:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9960238438737281977.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/ReachabilityCardinality3334010433261367619.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9960238438737281977.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
Problem Szymanski-PT-b08-ReachabilityCardinality-2025-04 is UNSAT
FORMULA Szymanski-PT-b08-ReachabilityCardinality-2025-04 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 5 (OVERLAPS) 2733/3041 variables, 308/311 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3041 variables, 147/458 constraints. Problems are: Problem set: 4 solved, 2 unsolved
Loading property file /tmp/ReachabilityCardinality9960238438737281977.prop.
At refinement iteration 7 (INCLUDED_ONLY) 0/3041 variables, 0/458 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/3041 variables, 0/458 constraints. Problems are: Problem set: 4 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3041/3041 variables, and 458 constraints, problems are : Problem set: 4 solved, 2 unsolved in 1419 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 308/308 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 6/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 4 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 298/307 variables, 2/2 constraints. Problems are: Problem set: 4 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 04:02:13] [INFO ] Deduced a trap composed of 32 places in 872 ms of which 138 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
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 9
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :9 after 45
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :45 after 495
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :495 after 44355
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :44355 after 114824
SDD proceeding with computation,3 properties remain. new max is 256
SDD size :114824 after 448899
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :448899 after 1.24607e+06
[2025-06-06 04:02:16] [INFO ] Deduced a trap composed of 87 places in 2565 ms of which 90 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 04:02:17] [INFO ] Deduced a trap composed of 130 places in 922 ms of which 112 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,3 properties remain. new max is 1024
SDD size :1.24607e+06 after 1.84817e+06
[2025-06-06 04:02:17] [INFO ] Deduced a trap composed of 139 places in 779 ms of which 103 ms to minimize.
SMT process timed out in 7164ms, After SMT, problems are : Problem set: 4 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 9 out of 308 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 308/308 places, 8064/8064 transitions.
Graph (complete) has 9195 edges and 308 vertex of which 306 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.17 ms
Discarding 2 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 0 with 126 rules applied. Total rules applied 127 place count 306 transition count 7938
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 128 place count 305 transition count 7810
Iterating global reduction 1 with 1 rules applied. Total rules applied 129 place count 305 transition count 7810
Applied a total of 129 rules in 504 ms. Remains 305 /308 variables (removed 3) and now considering 7810/8064 (removed 254) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 512 ms. Remains : 305/308 places, 7810/8064 transitions.
RANDOM walk for 40004 steps (8 resets) in 370 ms. (107 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 152 ms. (261 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 314 ms. (126 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 167729 steps, run timeout after 3001 ms. (steps per millisecond=55 ) properties seen :0 out of 2
Probabilistic random walk after 167729 steps, saw 114747 distinct states, run finished after 3006 ms. (steps per millisecond=55 ) properties seen :0
[2025-06-06 04:02:21] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
// Phase 1: matrix 2606 rows 305 cols
[2025-06-06 04:02:21] [INFO ] Computed 1 invariants in 28 ms
[2025-06-06 04:02:21] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 296/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,3 properties remain. new max is 2048
SDD size :1.84817e+06 after 5.12948e+06
SDD proceeding with computation,3 properties remain. new max is 4096
SDD size :5.12948e+06 after 2.56929e+07
At refinement iteration 3 (OVERLAPS) 2606/2911 variables, 305/306 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,3 properties remain. new max is 8192
SDD size :2.56929e+07 after 4.61005e+07
At refinement iteration 4 (INCLUDED_ONLY) 0/2911 variables, 147/453 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2911 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/2911 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2911/2911 variables, and 453 constraints, problems are : Problem set: 0 solved, 2 unsolved in 8024 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 296/305 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
[2025-06-06 04:02:30] [INFO ] Deduced a trap composed of 31 places in 524 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 04:02:30] [INFO ] Deduced a trap composed of 37 places in 435 ms of which 26 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/305 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 2606/2911 variables, 305/308 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2911 variables, 147/455 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2911 variables, 2/457 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,3 properties remain. new max is 16384
SDD size :4.61005e+07 after 9.74768e+07
[2025-06-06 04:02:40] [INFO ] Deduced a trap composed of 45 places in 491 ms of which 20 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/2911 variables, 1/458 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2911 variables, 0/458 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 0/2911 variables, 0/458 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2911/2911 variables, and 458 constraints, problems are : Problem set: 0 solved, 2 unsolved in 12181 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 20306ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 844 ms.
Support contains 9 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7810/7810 transitions.
Applied a total of 0 rules in 250 ms. Remains 305 /305 variables (removed 0) and now considering 7810/7810 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 251 ms. Remains : 305/305 places, 7810/7810 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7810/7810 transitions.
Applied a total of 0 rules in 362 ms. Remains 305 /305 variables (removed 0) and now considering 7810/7810 (removed 0) transitions.
[2025-06-06 04:02:43] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
[2025-06-06 04:02:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 04:02:43] [INFO ] Implicit Places using invariants in 470 ms returned []
[2025-06-06 04:02:43] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
[2025-06-06 04:02:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 04:02:44] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 04:03:15] [INFO ] Performed 270/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-06 04:03:23] [INFO ] Implicit Places using invariants and state equation in 39201 ms returned []
Implicit Place search using SMT with State Equation took 39699 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 04:03:24] [INFO ] Redundant transitions in 946 ms returned []
Running 7808 sub problems to find dead transitions.
[2025-06-06 04:03:24] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
[2025-06-06 04:03:24] [INFO ] Invariant cache hit.
[2025-06-06 04:03:24] [INFO ] State equation strengthened by 147 read => feed constraints.
SDD proceeding with computation,3 properties remain. new max is 32768
SDD size :9.74768e+07 after 2.35196e+08
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7808 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/2911 variables, and 1 constraints, problems are : Problem set: 0 solved, 7808 unsolved in 30155 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7808/7808 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7808 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7808 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/2911 variables, and 1 constraints, problems are : Problem set: 0 solved, 7808 unsolved in 30099 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7808 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74363ms problems are : Problem set: 0 solved, 7808 unsolved
Search for dead transitions found 0 dead transitions in 74401ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 115463 ms. Remains : 305/305 places, 7810/7810 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 5008 edges and 305 vertex of which 28 / 305 are part of one of the 5 SCC in 4 ms
Free SCC test removed 23 places
Drop transitions (Empty/Sink Transition effects.) removed 3080 transitions
Ensure Unique test removed 2159 transitions
Reduce isomorphic transitions removed 5239 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 282 transition count 2569
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 280 transition count 2569
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 5 place count 280 transition count 2567
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 9 place count 278 transition count 2567
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 11 place count 277 transition count 2566
Drop transitions (Redundant composition of simpler transitions.) removed 417 transitions
Redundant transition composition rules discarded 417 transitions
Iterating global reduction 2 with 417 rules applied. Total rules applied 428 place count 277 transition count 2149
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 429 place count 277 transition count 2148
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 430 place count 276 transition count 2148
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 431 place count 276 transition count 2148
Applied a total of 431 rules in 364 ms. Remains 276 /305 variables (removed 29) and now considering 2148/7810 (removed 5662) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 2148 rows 276 cols
[2025-06-06 04:04:38] [INFO ] Computed 1 invariants in 17 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-06 04:04:39] [INFO ] After 61ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-06 04:04:39] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 3 ms returned sat
[2025-06-06 04:04:39] [INFO ] After 565ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2025-06-06 04:04:39] [INFO ] State equation strengthened by 280 read => feed constraints.
[2025-06-06 04:04:41] [INFO ] After 1587ms SMT Verify possible using 280 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2025-06-06 04:04:41] [INFO ] After 2079ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-06-06 04:04:42] [INFO ] After 3067ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 3532 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-06 04:04:42] [INFO ] Flatten gal took : 253 ms
[2025-06-06 04:04:42] [INFO ] Applying decomposition
[2025-06-06 04:04:42] [INFO ] Flatten gal took : 226 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/graph7464548499642790525.txt' '-o' '/tmp/graph7464548499642790525.bin' '-w' '/tmp/graph7464548499642790525.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph7464548499642790525.bin' '-l' '-1' '-v' '-w' '/tmp/graph7464548499642790525.weights' '-q' '0' '-e' '0.001'
[2025-06-06 04:04:43] [INFO ] Decomposing Gal with order
[2025-06-06 04:04:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-06 04:04:44] [INFO ] Removed a total of 13505 redundant transitions.
[2025-06-06 04:04:44] [INFO ] Flatten gal took : 1262 ms
[2025-06-06 04:04:45] [INFO ] Fuse similar labels procedure discarded/fused a total of 1126 labels/synchronizations in 337 ms.
[2025-06-06 04:04:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14933213142432823004.gal : 28 ms
[2025-06-06 04:04:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality433194996343330495.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/ReachabilityCardinality14933213142432823004.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality433194996343330495.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/ReachabilityCardinality433194996343330495.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 30
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :30 after 120
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :120 after 494
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :494 after 32702
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :32702 after 71500
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :71500 after 129869
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :129869 after 372697
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :372697 after 1.15941e+06
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1.15941e+06 after 2.20089e+06
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2.20089e+06 after 2.95185e+06
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2.95185e+06 after 5.90474e+06
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :5.90474e+06 after 3.68933e+07
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :3.68933e+07 after 8.84744e+07
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :8.84744e+07 after 1.37197e+08
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :1.37197e+08 after 1.80463e+08
SDD proceeding with computation,2 properties remain. new max is 262144
SDD size :1.80463e+08 after 2.31853e+08
ITS-tools command line returned an error code 137
[2025-06-06 04:31:38] [INFO ] Flatten gal took : 2778 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin14640207034695060261
[2025-06-06 04:31:38] [INFO ] Too many transitions (7810) to apply POR reductions. Disabling POR matrices.
[2025-06-06 04:31:39] [INFO ] Applying decomposition
[2025-06-06 04:31:40] [INFO ] Built C files in 1254ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14640207034695060261
Running compilation step : cd /tmp/ltsmin14640207034695060261;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '360' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2025-06-06 04:31:41] [INFO ] Flatten gal took : 2163 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/graph17563148025114405581.txt' '-o' '/tmp/graph17563148025114405581.bin' '-w' '/tmp/graph17563148025114405581.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph17563148025114405581.bin' '-l' '-1' '-v' '-w' '/tmp/graph17563148025114405581.weights' '-q' '0' '-e' '0.001'
[2025-06-06 04:31:48] [INFO ] Decomposing Gal with order
[2025-06-06 04:31:48] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-06 04:31:50] [INFO ] Removed a total of 12625 redundant transitions.
[2025-06-06 04:31:51] [INFO ] Flatten gal took : 1913 ms
[2025-06-06 04:31:51] [INFO ] Fuse similar labels procedure discarded/fused a total of 1135 labels/synchronizations in 545 ms.
[2025-06-06 04:31:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12903369731038999994.gal : 109 ms
[2025-06-06 04:31:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7320284112603568384.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/ReachabilityCardinality12903369731038999994.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7320284112603568384.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/ReachabilityCardinality7320284112603568384.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 30
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :30 after 120
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :120 after 495
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :495 after 32702
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :32702 after 76493
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :76493 after 102463
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :102463 after 275049
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :275049 after 522883
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :522883 after 2.17188e+06
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2.17188e+06 after 2.59806e+06
Compilation finished in 35657 ms.
Running link step : cd /tmp/ltsmin14640207034695060261;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 96 ms.
Running LTSmin : cd /tmp/ltsmin14640207034695060261;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'SzymanskiPTb08ReachabilityCardinality202502==true'
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2.59806e+06 after 4.55823e+06
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :4.55823e+06 after 1.21484e+07
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :1.21484e+07 after 6.38609e+07
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :6.38609e+07 after 9.68952e+07
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin14640207034695060261;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'SzymanskiPTb08ReachabilityCardinality202502==true'
Running LTSmin : cd /tmp/ltsmin14640207034695060261;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'SzymanskiPTb08ReachabilityCardinality202305==true'
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :9.68952e+07 after 1.5826e+08
Detected timeout of ITS tools.
[2025-06-06 05:01:43] [INFO ] Flatten gal took : 513 ms
[2025-06-06 05:01:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4130345484532743390.gal : 67 ms
[2025-06-06 05:01:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality644274593875454899.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/ReachabilityCardinality4130345484532743390.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality644274593875454899.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
Loading property file /tmp/ReachabilityCardinality644274593875454899.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 9
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :9 after 45
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :45 after 495
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :495 after 44355
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :44355 after 114824
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :114824 after 448899
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :448899 after 1.24607e+06
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1.24607e+06 after 1.84843e+06

BK_TIME_CONFINEMENT_REACHED

--------------------
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
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -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 ReachabilityCardinality -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="Szymanski-PT-b08"
export BK_EXAMINATION="ReachabilityCardinality"
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 Szymanski-PT-b08, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r240-tall-174915589300158"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Szymanski-PT-b08.tgz
mv Szymanski-PT-b08 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;