About the Execution of ITS-Tools for PGCD-COL-D02N100
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r142-tall-174876813000661.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-COL-D02N100, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r142-tall-174876813000661
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 424K
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K 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 3.4K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.3K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 73K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.7K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 85K 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_pt
-rw-r--r-- 1 mcc users 8 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 11K 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-COL-D02N100-UpperBounds-00
FORMULA_NAME PGCD-COL-D02N100-UpperBounds-01
FORMULA_NAME PGCD-COL-D02N100-UpperBounds-02
FORMULA_NAME PGCD-COL-D02N100-UpperBounds-03
FORMULA_NAME PGCD-COL-D02N100-UpperBounds-04
FORMULA_NAME PGCD-COL-D02N100-UpperBounds-05
FORMULA_NAME PGCD-COL-D02N100-UpperBounds-06
FORMULA_NAME PGCD-COL-D02N100-UpperBounds-07
FORMULA_NAME PGCD-COL-D02N100-UpperBounds-08
FORMULA_NAME PGCD-COL-D02N100-UpperBounds-09
FORMULA_NAME PGCD-COL-D02N100-UpperBounds-10
FORMULA_NAME PGCD-COL-D02N100-UpperBounds-11
FORMULA_NAME PGCD-COL-D02N100-UpperBounds-12
FORMULA_NAME PGCD-COL-D02N100-UpperBounds-13
FORMULA_NAME PGCD-COL-D02N100-UpperBounds-14
FORMULA_NAME PGCD-COL-D02N100-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1748963252277
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PGCD-COL-D02N100
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
UpperBounds COL
Running Version 202505121319
[2025-06-03 15:07:33] [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 15:07:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 15:07:33] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2025-06-03 15:07:33] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-03 15:07:34] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 491 ms
[2025-06-03 15:07:34] [INFO ] Imported 3 HL places and 3 HL transitions for a total of 9 PT places and 9.0 transition bindings in 15 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 5 ms.
Reduction of identical properties reduced properties to check from 16 to 3
[2025-06-03 15:07:34] [INFO ] Built PT skeleton of HLPN with 3 places and 3 transitions 14 arcs in 3 ms.
[2025-06-03 15:07:34] [INFO ] Skeletonized 3 HLPN properties in 0 ms.
// Phase 1: matrix 3 rows 3 cols
[2025-06-03 15:07:34] [INFO ] Computed 2 invariants in 4 ms
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[3, 3, 300] Max Struct:[303, 303, 303]
[2025-06-03 15:07:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 15:07:34] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2025-06-03 15:07:34] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2025-06-03 15:07:34] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 15:07:34] [INFO ] Added : 0 causal constraints over 0 iterations in 11 ms. Result :sat
Minimization took 20 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 15:07:34] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 15:07:34] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2025-06-03 15:07:34] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 15:07:34] [INFO ] Added : 0 causal constraints over 0 iterations in 8 ms. Result :sat
Minimization took 3 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 15:07:34] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 15:07:34] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2025-06-03 15:07:34] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 15:07:34] [INFO ] Added : 0 causal constraints over 0 iterations in 6 ms. Result :sat
Minimization took 3 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[3, 3, 300] Max Struct:[303, 303, 303]
Arc [1:1*[(MOD (ADD $x 1) 3)]] contains successor/predecessor on variables of sort CD
[2025-06-03 15:07:34] [INFO ] Unfolded HLPN to a Petri net with 9 places and 9 transitions 42 arcs in 20 ms.
[2025-06-03 15:07:34] [INFO ] Unfolded 3 HLPN properties in 0 ms.
Current structural bounds on expressions (Initially) : Max Seen:[3, 3, 300] Max Struct:[+inf, +inf, +inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[3, 3, 300] Max Struct:[303, 303, 303]
Current structural bounds on expressions (Before main loop) : Max Seen:[3, 3, 300] Max Struct:[303, 303, 303]
// Phase 1: matrix 9 rows 9 cols
[2025-06-03 15:07:34] [INFO ] Computed 4 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[3, 3, 300] Max Struct:[303, 303, 303]
RANDOM walk for 10042 steps (2 resets) in 10 ms. (912 steps per ms)
FORMULA PGCD-COL-D02N100-UpperBounds-07 303 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PGCD-COL-D02N100-UpperBounds-09 303 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PGCD-COL-D02N100-UpperBounds-10 303 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PGCD-COL-D02N100-UpperBounds-14 303 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PGCD-COL-D02N100-UpperBounds-02 303 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PGCD-COL-D02N100-UpperBounds-01 303 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PGCD-COL-D02N100-UpperBounds-04 303 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PGCD-COL-D02N100-UpperBounds-06 303 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PGCD-COL-D02N100-UpperBounds-08 303 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PGCD-COL-D02N100-UpperBounds-11 303 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PGCD-COL-D02N100-UpperBounds-13 303 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PGCD-COL-D02N100-UpperBounds-15 303 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PGCD-COL-D02N100-UpperBounds-00 303 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 10001 steps (2 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[301] Max Struct:[303]
[2025-06-03 15:07:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 15:07:34] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 15:07:34] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 4 ms returned sat
[2025-06-03 15:07:34] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-03 15:07:34] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-06-03 15:07:34] [INFO ] [Real]Added 3 Read/Feed constraints in 2 ms returned sat
[2025-06-03 15:07:34] [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 15:07:34] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 15:07:34] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 2 ms returned sat
[2025-06-03 15:07:34] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2025-06-03 15:07:34] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2025-06-03 15:07:34] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 15:07:34] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[301] Max Struct:[303]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[301] Max Struct:[303]
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 7 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Running 3 sub problems to find dead transitions.
[2025-06-03 15:07:34] [INFO ] Invariant cache hit.
[2025-06-03 15:07:34] [INFO ] State equation strengthened by 3 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, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 16 constraints, problems are : Problem set: 0 solved, 3 unsolved in 82 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 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 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 83 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 180ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 184ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 198 ms. Remains : 9/9 places, 9/9 transitions.
[2025-06-03 15:07:34] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[301] Max Struct:[303]
RANDOM walk for 1000098 steps (2 resets) in 221 ms. (4504 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 288 ms. (3460 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[301] Max Struct:[303]
[2025-06-03 15:07:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 15:07:35] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 15:07:35] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-03 15:07:35] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 15:07:35] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-06-03 15:07:35] [INFO ] [Real]Added 3 Read/Feed constraints in 1 ms returned sat
[2025-06-03 15:07:35] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 15:07:35] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 15:07:35] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-03 15:07:35] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2025-06-03 15:07:35] [INFO ] [Nat]Added 3 Read/Feed constraints in 2 ms returned sat
[2025-06-03 15:07:35] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 15:07:35] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 4 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[301] Max Struct:[303]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[301] Max Struct:[303]
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 9/9 places, 9/9 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 2 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2025-06-03 15:07:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:07:35] [INFO ] Implicit Places using invariants in 32 ms returned [6, 7, 8]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 34 ms to find 3 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 6/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 38 ms. Remains : 6/9 places, 9/9 transitions.
// Phase 1: matrix 9 rows 6 cols
[2025-06-03 15:07:35] [INFO ] Computed 1 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[301] Max Struct:[303]
RANDOM walk for 1000012 steps (2 resets) in 119 ms. (8333 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 203 ms. (4901 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[301] Max Struct:[303]
[2025-06-03 15:07:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 15:07:35] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 15:07:35] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-03 15:07:35] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-06-03 15:07:35] [INFO ] [Real]Added 3 Read/Feed constraints in 4 ms returned sat
[2025-06-03 15:07:35] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 15:07:35] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 15:07:35] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2025-06-03 15:07:35] [INFO ] [Nat]Added 3 Read/Feed constraints in 0 ms returned sat
[2025-06-03 15:07:35] [INFO ] Computed and/alt/rep : 3/6/3 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 15:07:35] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 3 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[301] Max Struct:[303]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[301] Max Struct:[303]
Support contains 3 out of 6 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 6/6 places, 9/9 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6/6 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2025-06-03 15:07:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:07:35] [INFO ] Implicit Places using invariants in 15 ms returned []
[2025-06-03 15:07:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:07:35] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-06-03 15:07:35] [INFO ] Implicit Places using invariants and state equation in 27 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 15:07:35] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2025-06-03 15:07:35] [INFO ] Invariant cache hit.
[2025-06-03 15:07:35] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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) 3/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 9/15 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/15 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 15/15 variables, and 10 constraints, problems are : Problem set: 0 solved, 3 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 6/6 constraints, ReadFeed: 3/3 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 30.0 s and query timeout 3000.0 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) 3/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 9/15 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/15 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 15/15 variables, and 13 constraints, problems are : Problem set: 0 solved, 3 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 6/6 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 119ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 119ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 170 ms. Remains : 6/6 places, 9/9 transitions.
RANDOM walk for 40247 steps (8 resets) in 101 ms. (394 steps per ms) remains 2/2 properties
[2025-06-03 15:07:36] [INFO ] Flatten gal took : 25 ms
[2025-06-03 15:07:36] [INFO ] Flatten gal took : 2 ms
[2025-06-03 15:07:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7173290300604072277.gal : 3 ms
BEST_FIRST walk for 40002 steps (8 resets) in 233 ms. (170 steps per ms) remains 2/2 properties
[2025-06-03 15:07:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17131700853809716864.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/ReachabilityCardinality7173290300604072277.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17131700853809716864.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/ReachabilityCardinality17131700853809716864.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :36 after 69
BEST_FIRST walk for 40004 steps (8 resets) in 203 ms. (196 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :69 after 64974
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :64974 after 348281
Interrupted probabilistic random walk after 1431808 steps, run timeout after 3001 ms. (steps per millisecond=477 ) properties seen :0 out of 2
Probabilistic random walk after 1431808 steps, saw 729881 distinct states, run finished after 3005 ms. (steps per millisecond=476 ) properties seen :0
[2025-06-03 15:07:39] [INFO ] Invariant cache hit.
[2025-06-03 15:07:39] [INFO ] State equation strengthened by 3 read => feed constraints.
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: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 3/6 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 15:07:39] [INFO ] Deduced a trap composed of 3 places in 38 ms of which 3 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 9/15 variables, 6/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 3/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/15 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 15/15 variables, and 11 constraints, problems are : Problem set: 1 solved, 1 unsolved in 86 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 6/6 constraints, ReadFeed: 3/3 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) 0/3 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/6 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 9/15 variables, 6/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 3/11 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Problem MIN0 is UNSAT
After SMT solving in domain Int declared 15/15 variables, and 12 constraints, problems are : Problem set: 2 solved, 0 unsolved in 23 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 6/6 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 117ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
FORMULA PGCD-COL-D02N100-UpperBounds-05 301 TECHNIQUES REACHABILITY_MIN
FORMULA PGCD-COL-D02N100-UpperBounds-12 301 TECHNIQUES REACHABILITY_MIN
FORMULA PGCD-COL-D02N100-UpperBounds-03 301 TECHNIQUES REACHABILITY_MIN
Current structural bounds on expressions (After reachability solving 1 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 5866 ms.
BK_STOP 1748963259420
--------------------
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-COL-D02N100"
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-COL-D02N100, 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-174876813000661"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/PGCD-COL-D02N100.tgz
mv PGCD-COL-D02N100 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 ;