fond
Model Checking Contest 2025
15th edition, Paris, France, June 24, 2025
Execution of r153-tall-174876824800085
Last Updated
June 24, 2025

About the Execution of 2024-gold for PGCD-COL-D04N025

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15688.830 7583.00 17671.00 124.10 130 130 130 130 130 128 130 128 128 130 128 130 128 130 130 130 normal

Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r153-tall-174876824800085.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 gold2024
Input is PGCD-COL-D04N025, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r153-tall-174876824800085
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 536K
-rw-r--r-- 1 mcc users 7.9K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 93K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 67K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 138K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 101K 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-D04N025-UpperBounds-00
FORMULA_NAME PGCD-COL-D04N025-UpperBounds-01
FORMULA_NAME PGCD-COL-D04N025-UpperBounds-02
FORMULA_NAME PGCD-COL-D04N025-UpperBounds-03
FORMULA_NAME PGCD-COL-D04N025-UpperBounds-04
FORMULA_NAME PGCD-COL-D04N025-UpperBounds-05
FORMULA_NAME PGCD-COL-D04N025-UpperBounds-06
FORMULA_NAME PGCD-COL-D04N025-UpperBounds-07
FORMULA_NAME PGCD-COL-D04N025-UpperBounds-08
FORMULA_NAME PGCD-COL-D04N025-UpperBounds-09
FORMULA_NAME PGCD-COL-D04N025-UpperBounds-10
FORMULA_NAME PGCD-COL-D04N025-UpperBounds-11
FORMULA_NAME PGCD-COL-D04N025-UpperBounds-12
FORMULA_NAME PGCD-COL-D04N025-UpperBounds-13
FORMULA_NAME PGCD-COL-D04N025-UpperBounds-14
FORMULA_NAME PGCD-COL-D04N025-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1748841644188

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PGCD-COL-D04N025
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
UpperBounds COL
Running Version 202405141337
[2025-06-02 05:20:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-02 05:20:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 05:20:45] [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.
[2025-06-02 05:20:45] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-02 05:20:45] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 486 ms
[2025-06-02 05:20:45] [INFO ] Imported 3 HL places and 3 HL transitions for a total of 15 PT places and 15.0 transition bindings in 14 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
Reduction of identical properties reduced properties to check from 16 to 3
[2025-06-02 05:20:46] [INFO ] Built PT skeleton of HLPN with 3 places and 3 transitions 14 arcs in 3 ms.
[2025-06-02 05:20:46] [INFO ] Skeletonized 3 HLPN properties in 0 ms.
// Phase 1: matrix 3 rows 3 cols
[2025-06-02 05:20:46] [INFO ] Computed 2 invariants in 4 ms
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[5, 5, 125] Max Struct:[130, 130, 130]
[2025-06-02 05:20:46] [INFO ] Invariant cache hit.
[2025-06-02 05:20:46] [INFO ] [Real]Absence check using 2 positive place invariants in 6 ms returned sat
[2025-06-02 05:20:46] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2025-06-02 05:20:46] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-02 05:20:46] [INFO ] Added : 0 causal constraints over 0 iterations in 8 ms. Result :sat
Minimization took 7 ms.
[2025-06-02 05:20:46] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-02 05:20:46] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-02 05:20:46] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-02 05:20:46] [INFO ] Added : 0 causal constraints over 0 iterations in 6 ms. Result :sat
Minimization took 2 ms.
[2025-06-02 05:20:46] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-02 05:20:46] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-02 05:20:46] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-02 05:20:46] [INFO ] Added : 0 causal constraints over 0 iterations in 8 ms. Result :sat
Minimization took 3 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[5, 5, 125] Max Struct:[130, 130, 130]
Arc [1:1*[(MOD (ADD $x 1) 5)]] contains successor/predecessor on variables of sort CD
[2025-06-02 05:20:46] [INFO ] Unfolded HLPN to a Petri net with 15 places and 15 transitions 70 arcs in 12 ms.
[2025-06-02 05:20:46] [INFO ] Unfolded 3 HLPN properties in 0 ms.
Current structural bounds on expressions (Initially) : Max Seen:[5, 5, 125] Max Struct:[+inf, +inf, +inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[5, 5, 125] Max Struct:[130, 130, 130]
Current structural bounds on expressions (Before main loop) : Max Seen:[5, 5, 125] Max Struct:[130, 130, 130]
// Phase 1: matrix 15 rows 15 cols
[2025-06-02 05:20:46] [INFO ] Computed 6 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[5, 5, 125] Max Struct:[130, 130, 130]
RANDOM walk for 10026 steps (2 resets) in 12 ms. (771 steps per ms)
FORMULA PGCD-COL-D04N025-UpperBounds-02 130 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PGCD-COL-D04N025-UpperBounds-09 130 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PGCD-COL-D04N025-UpperBounds-14 130 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PGCD-COL-D04N025-UpperBounds-15 130 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PGCD-COL-D04N025-UpperBounds-01 130 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PGCD-COL-D04N025-UpperBounds-03 130 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PGCD-COL-D04N025-UpperBounds-04 130 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PGCD-COL-D04N025-UpperBounds-06 130 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PGCD-COL-D04N025-UpperBounds-11 130 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PGCD-COL-D04N025-UpperBounds-13 130 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PGCD-COL-D04N025-UpperBounds-00 130 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 20002 steps (4 resets) in 26 ms. (740 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[128] Max Struct:[130]
[2025-06-02 05:20:46] [INFO ] Invariant cache hit.
[2025-06-02 05:20:46] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-02 05:20:46] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-02 05:20:46] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2025-06-02 05:20:46] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-02 05:20:46] [INFO ] [Real]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-02 05:20:46] [INFO ] Solution in real domain found non-integer solution.
[2025-06-02 05:20:46] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-02 05:20:46] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-02 05:20:46] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2025-06-02 05:20:46] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-02 05:20:46] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-02 05:20:46] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[128] Max Struct:[130]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[128] Max Struct:[130]
Support contains 5 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 7 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2025-06-02 05:20:46] [INFO ] Invariant cache hit.
[2025-06-02 05:20:46] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/15 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/30 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 26 constraints, problems are : Problem set: 0 solved, 5 unsolved in 93 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 15/15 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/15 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/30 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 5/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 31 constraints, problems are : Problem set: 0 solved, 5 unsolved in 83 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 15/15 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 202ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 329ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 346 ms. Remains : 15/15 places, 15/15 transitions.
[2025-06-02 05:20:46] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[128] Max Struct:[130]
RANDOM walk for 1000010 steps (2 resets) in 263 ms. (3787 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 346 ms. (2881 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[128] Max Struct:[130]
[2025-06-02 05:20:47] [INFO ] Invariant cache hit.
[2025-06-02 05:20:47] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-02 05:20:47] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-02 05:20:47] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2025-06-02 05:20:47] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-02 05:20:47] [INFO ] [Real]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-02 05:20:47] [INFO ] Solution in real domain found non-integer solution.
[2025-06-02 05:20:47] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-02 05:20:47] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 2 ms returned sat
[2025-06-02 05:20:47] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2025-06-02 05:20:47] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-02 05:20:47] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-02 05:20:47] [INFO ] Added : 1 causal constraints over 1 iterations in 15 ms. Result :sat
Minimization took 9 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[128] Max Struct:[130]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[128] Max Struct:[130]
Support contains 5 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 15/15 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2025-06-02 05:20:47] [INFO ] Invariant cache hit.
[2025-06-02 05:20:47] [INFO ] Implicit Places using invariants in 55 ms returned [10, 11, 12, 13, 14]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 58 ms to find 5 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 10/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 59 ms. Remains : 10/15 places, 15/15 transitions.
// Phase 1: matrix 15 rows 10 cols
[2025-06-02 05:20:47] [INFO ] Computed 1 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[128] Max Struct:[130]
RANDOM walk for 1000006 steps (2 resets) in 165 ms. (6024 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 261 ms. (3816 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[128] Max Struct:[130]
[2025-06-02 05:20:48] [INFO ] Invariant cache hit.
[2025-06-02 05:20:48] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2025-06-02 05:20:48] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2025-06-02 05:20:48] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-02 05:20:48] [INFO ] [Real]Added 5 Read/Feed constraints in 0 ms returned sat
[2025-06-02 05:20:48] [INFO ] Solution in real domain found non-integer solution.
[2025-06-02 05:20:48] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-02 05:20:48] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-02 05:20:48] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-02 05:20:48] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-02 05:20:48] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 8 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[128] Max Struct:[130]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[128] Max Struct:[130]
Support contains 5 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2025-06-02 05:20:48] [INFO ] Invariant cache hit.
[2025-06-02 05:20:48] [INFO ] Implicit Places using invariants in 16 ms returned []
[2025-06-02 05:20:48] [INFO ] Invariant cache hit.
[2025-06-02 05:20:48] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-02 05:20:48] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2025-06-02 05:20:48] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2025-06-02 05:20:48] [INFO ] Invariant cache hit.
[2025-06-02 05:20:48] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 59 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 59 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 124ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 124ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 172 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40040 steps (8 resets) in 212 ms. (187 steps per ms) remains 2/2 properties
[2025-06-02 05:20:48] [INFO ] Flatten gal took : 37 ms
[2025-06-02 05:20:48] [INFO ] Flatten gal took : 5 ms
BEST_FIRST walk for 40003 steps (8 resets) in 165 ms. (240 steps per ms) remains 2/2 properties
[2025-06-02 05:20:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5771402893460856621.gal : 4 ms
BEST_FIRST walk for 40002 steps (8 resets) in 161 ms. (246 steps per ms) remains 2/2 properties
[2025-06-02 05:20:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6545451002657791634.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5771402893460856621.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6545451002657791634.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality6545451002657791634.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
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
Interrupted probabilistic random walk after 761243 steps, run timeout after 3001 ms. (steps per millisecond=253 ) properties seen :0 out of 2
Probabilistic random walk after 761243 steps, saw 440741 distinct states, run finished after 3012 ms. (steps per millisecond=252 ) properties seen :0
[2025-06-02 05:20:51] [INFO ] Invariant cache hit.
[2025-06-02 05:20:51] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2025-06-02 05:20:51] [INFO ] Deduced a trap composed of 5 places in 38 ms of which 10 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 1 solved, 1 unsolved in 116 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Problem MIN0 is UNSAT
After SMT solving in domain Int declared 25/25 variables, and 18 constraints, problems are : Problem set: 2 solved, 0 unsolved in 25 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 148ms 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-D04N025-UpperBounds-07 128 TECHNIQUES REACHABILITY_MIN
FORMULA PGCD-COL-D04N025-UpperBounds-08 128 TECHNIQUES REACHABILITY_MIN
FORMULA PGCD-COL-D04N025-UpperBounds-10 128 TECHNIQUES REACHABILITY_MIN
FORMULA PGCD-COL-D04N025-UpperBounds-12 128 TECHNIQUES REACHABILITY_MIN
FORMULA PGCD-COL-D04N025-UpperBounds-05 128 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 6339 ms.

BK_STOP 1748841651771

--------------------
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
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /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-D04N025"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2024"
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 gold2024"
echo " Input is PGCD-COL-D04N025, 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 r153-tall-174876824800085"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PGCD-COL-D04N025.tgz
mv PGCD-COL-D04N025 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;