Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r159-tall-177961079800071.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is HealthRecord-PT-04, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r159-tall-177961079800071
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 532K
-rw-r--r-- 1 mcc users 8.0K Mar 7 13:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 92K Mar 7 13:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.5K Mar 7 13:24 CTLFireability.txt
-rw-r--r-- 1 mcc users 37K Mar 7 13:24 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Mar 15 10:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 10:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 10:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 15 10:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Mar 7 13:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 178K Mar 7 13:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Mar 7 13:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 53K Mar 7 13:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 10:41 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 10:41 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 50K Mar 3 18:30 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 HealthRecord-PT-04-UpperBounds-00
FORMULA_NAME HealthRecord-PT-04-UpperBounds-01
FORMULA_NAME HealthRecord-PT-04-UpperBounds-02
FORMULA_NAME HealthRecord-PT-04-UpperBounds-03
FORMULA_NAME HealthRecord-PT-04-UpperBounds-04
FORMULA_NAME HealthRecord-PT-04-UpperBounds-05
FORMULA_NAME HealthRecord-PT-04-UpperBounds-06
FORMULA_NAME HealthRecord-PT-04-UpperBounds-07
FORMULA_NAME HealthRecord-PT-04-UpperBounds-08
FORMULA_NAME HealthRecord-PT-04-UpperBounds-09
FORMULA_NAME HealthRecord-PT-04-UpperBounds-10
FORMULA_NAME HealthRecord-PT-04-UpperBounds-11
FORMULA_NAME HealthRecord-PT-04-UpperBounds-12
FORMULA_NAME HealthRecord-PT-04-UpperBounds-13
FORMULA_NAME HealthRecord-PT-04-UpperBounds-14
FORMULA_NAME HealthRecord-PT-04-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779707493262

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=HealthRecord-PT-04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2026-05-25 11:11:34] [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]
[2026-05-25 11:11:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 11:11:34] [INFO ] Load time of PNML (sax parser for PT used): 62 ms
[2026-05-25 11:11:34] [INFO ] Transformed 123 places.
[2026-05-25 11:11:34] [INFO ] Transformed 239 transitions.
[2026-05-25 11:11:34] [INFO ] Found NUPN structural information;
[2026-05-25 11:11:34] [INFO ] Parsed PT model containing 123 places and 239 transitions and 617 arcs in 150 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
Ensure Unique test removed 8 transitions
Reduce redundant transitions removed 8 transitions.
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
FORMULA HealthRecord-PT-04-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2026-05-25 11:11:34] [INFO ] Flow matrix only has 223 transitions (discarded 8 similar events)
// Phase 1: matrix 223 rows 123 cols
[2026-05-25 11:11:34] [INFO ] Computed 14 invariants in 13 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (777 resets) in 43 ms. (227 steps per ms)
FORMULA HealthRecord-PT-04-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA HealthRecord-PT-04-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA HealthRecord-PT-04-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA HealthRecord-PT-04-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA HealthRecord-PT-04-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA HealthRecord-PT-04-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA HealthRecord-PT-04-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA HealthRecord-PT-04-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA HealthRecord-PT-04-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA HealthRecord-PT-04-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA HealthRecord-PT-04-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 50001 steps (561 resets) in 50 ms. (980 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
[2026-05-25 11:11:34] [INFO ] Flow matrix only has 223 transitions (discarded 8 similar events)
[2026-05-25 11:11:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:35] [INFO ] [Real]Absence check using 8 positive place invariants in 14 ms returned sat
[2026-05-25 11:11:35] [INFO ] [Real]Absence check using 8 positive and 6 generalized place invariants in 9 ms returned sat
[2026-05-25 11:11:35] [INFO ] [Real]Absence check using state equation in 76 ms returned sat
[2026-05-25 11:11:35] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-25 11:11:35] [INFO ] [Real]Added 1 Read/Feed constraints in 14 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 11:11:35] [INFO ] Deduced a trap composed of 28 places in 78 ms of which 9 ms to minimize.
[2026-05-25 11:11:35] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:35] [INFO ] [Nat]Absence check using 8 positive place invariants in 12 ms returned sat
[2026-05-25 11:11:35] [INFO ] [Nat]Absence check using 8 positive and 6 generalized place invariants in 19 ms returned sat
[2026-05-25 11:11:35] [INFO ] [Nat]Absence check using state equation in 245 ms returned sat
[2026-05-25 11:11:35] [INFO ] [Nat]Added 1 Read/Feed constraints in 2 ms returned sat
[2026-05-25 11:11:35] [INFO ] Computed and/alt/rep : 173/188/173 causal constraints (skipped 49 transitions) in 30 ms.
[2026-05-25 11:11:35] [INFO ] Added : 13 causal constraints over 4 iterations in 109 ms. Result :sat
Minimization took 118 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:36] [INFO ] [Real]Absence check using 8 positive place invariants in 8 ms returned sat
[2026-05-25 11:11:36] [INFO ] [Real]Absence check using 8 positive and 6 generalized place invariants in 3 ms returned sat
[2026-05-25 11:11:36] [INFO ] [Real]Absence check using state equation in 56 ms returned sat
[2026-05-25 11:11:36] [INFO ] [Real]Added 1 Read/Feed constraints in 2 ms returned sat
[2026-05-25 11:11:36] [INFO ] Computed and/alt/rep : 173/188/173 causal constraints (skipped 49 transitions) in 15 ms.
[2026-05-25 11:11:36] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:36] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-25 11:11:36] [INFO ] [Nat]Absence check using 8 positive and 6 generalized place invariants in 18 ms returned sat
[2026-05-25 11:11:36] [INFO ] [Nat]Absence check using state equation in 50 ms returned sat
[2026-05-25 11:11:36] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2026-05-25 11:11:36] [INFO ] Computed and/alt/rep : 173/188/173 causal constraints (skipped 49 transitions) in 14 ms.
[2026-05-25 11:11:36] [INFO ] Added : 22 causal constraints over 5 iterations in 89 ms. Result :sat
Minimization took 79 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:36] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-25 11:11:36] [INFO ] [Real]Absence check using 8 positive and 6 generalized place invariants in 3 ms returned sat
[2026-05-25 11:11:36] [INFO ] [Real]Absence check using state equation in 89 ms returned sat
[2026-05-25 11:11:36] [INFO ] [Real]Added 1 Read/Feed constraints in 7 ms returned sat
[2026-05-25 11:11:36] [INFO ] Computed and/alt/rep : 173/188/173 causal constraints (skipped 49 transitions) in 18 ms.
[2026-05-25 11:11:36] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:36] [INFO ] [Nat]Absence check using 8 positive place invariants in 17 ms returned sat
[2026-05-25 11:11:36] [INFO ] [Nat]Absence check using 8 positive and 6 generalized place invariants in 13 ms returned sat
[2026-05-25 11:11:37] [INFO ] [Nat]Absence check using state equation in 90 ms returned sat
[2026-05-25 11:11:37] [INFO ] [Nat]Added 1 Read/Feed constraints in 2 ms returned sat
[2026-05-25 11:11:37] [INFO ] Computed and/alt/rep : 173/188/173 causal constraints (skipped 49 transitions) in 12 ms.
[2026-05-25 11:11:37] [INFO ] Added : 23 causal constraints over 6 iterations in 96 ms. Result :sat
Minimization took 82 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:37] [INFO ] [Real]Absence check using 8 positive place invariants in 7 ms returned sat
[2026-05-25 11:11:37] [INFO ] [Real]Absence check using 8 positive and 6 generalized place invariants in 18 ms returned sat
[2026-05-25 11:11:37] [INFO ] [Real]Absence check using state equation in 62 ms returned sat
[2026-05-25 11:11:37] [INFO ] [Real]Added 1 Read/Feed constraints in 1 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 11:11:37] [INFO ] Deduced a trap composed of 28 places in 54 ms of which 6 ms to minimize.
[2026-05-25 11:11:37] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 11:11:37] [INFO ] [Nat]Absence check using 8 positive place invariants in 7 ms returned sat
[2026-05-25 11:11:37] [INFO ] [Nat]Absence check using 8 positive and 6 generalized place invariants in 2 ms returned sat
[2026-05-25 11:11:37] [INFO ] [Nat]Absence check using state equation in 49 ms returned sat
[2026-05-25 11:11:37] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 11:11:37] [INFO ] Deduced a trap composed of 29 places in 132 ms of which 4 ms to minimize.
[2026-05-25 11:11:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 145 ms
[2026-05-25 11:11:37] [INFO ] Computed and/alt/rep : 173/188/173 causal constraints (skipped 49 transitions) in 22 ms.
[2026-05-25 11:11:37] [INFO ] Added : 14 causal constraints over 4 iterations in 74 ms. Result :sat
Minimization took 79 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
FORMULA HealthRecord-PT-04-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 0, 0] Max Struct:[1, 1, 1]
Support contains 3 out of 123 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 123/123 places, 231/231 transitions.
Graph (trivial) has 175 edges and 123 vertex of which 6 / 123 are part of one of the 3 SCC in 3 ms
Free SCC test removed 3 places
Drop transitions (Empty/Sink Transition effects.) removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Graph (complete) has 445 edges and 120 vertex of which 112 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.1 ms
Discarding 8 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 5 place count 112 transition count 213
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 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 1 with 8 rules applied. Total rules applied 13 place count 109 transition count 208
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 16 place count 107 transition count 207
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 16 place count 107 transition count 206
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 18 place count 106 transition count 206
Discarding 54 places :
Symmetric choice reduction at 3 with 54 rule applications. Total rules 72 place count 52 transition count 98
Iterating global reduction 3 with 54 rules applied. Total rules applied 126 place count 52 transition count 98
Discarding 10 places :
Symmetric choice reduction at 3 with 10 rule applications. Total rules 136 place count 42 transition count 78
Iterating global reduction 3 with 10 rules applied. Total rules applied 146 place count 42 transition count 78
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 150 place count 42 transition count 74
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 152 place count 40 transition count 68
Iterating global reduction 4 with 2 rules applied. Total rules applied 154 place count 40 transition count 68
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 155 place count 39 transition count 66
Iterating global reduction 4 with 1 rules applied. Total rules applied 156 place count 39 transition count 66
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 157 place count 39 transition count 65
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 5 with 2 rules applied. Total rules applied 159 place count 38 transition count 64
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -26
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 5 with 10 rules applied. Total rules applied 169 place count 33 transition count 90
Partial Free-agglomeration rule applied 13 times.
Drop transitions (Partial Free agglomeration) removed 13 transitions
Iterating global reduction 5 with 13 rules applied. Total rules applied 182 place count 33 transition count 90
Applied a total of 182 rules in 64 ms. Remains 33 /123 variables (removed 90) and now considering 90/231 (removed 141) transitions.
Running 74 sub problems to find dead transitions.
[2026-05-25 11:11:38] [INFO ] Flow matrix only has 80 transitions (discarded 10 similar events)
// Phase 1: matrix 80 rows 33 cols
[2026-05-25 11:11:38] [INFO ] Computed 6 invariants in 1 ms
[2026-05-25 11:11:38] [INFO ] State equation strengthened by 11 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 1 (OVERLAPS) 1/33 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 74 unsolved
Problem TDEAD88 is UNSAT
At refinement iteration 3 (OVERLAPS) 80/113 variables, 33/39 constraints. Problems are: Problem set: 1 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/113 variables, 11/50 constraints. Problems are: Problem set: 1 solved, 73 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 11:11:38] [INFO ] Deduced a trap composed of 15 places in 48 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/113 variables, 1/51 constraints. Problems are: Problem set: 1 solved, 73 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/113 variables, 0/51 constraints. Problems are: Problem set: 1 solved, 73 unsolved
At refinement iteration 7 (OVERLAPS) 0/113 variables, 0/51 constraints. Problems are: Problem set: 1 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Real declared 113/113 variables, and 51 constraints, problems are : Problem set: 1 solved, 73 unsolved in 1924 ms.
Refiners :[Generalized P Invariants (flows): 6/6 constraints, State Equation: 33/33 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 74/74 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 73 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 73 unsolved
At refinement iteration 1 (OVERLAPS) 1/33 variables, 6/6 constraints. Problems are: Problem set: 1 solved, 73 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 1/7 constraints. Problems are: Problem set: 1 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/33 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 73 unsolved
At refinement iteration 4 (OVERLAPS) 80/113 variables, 33/40 constraints. Problems are: Problem set: 1 solved, 73 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/113 variables, 11/51 constraints. Problems are: Problem set: 1 solved, 73 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/113 variables, 73/124 constraints. Problems are: Problem set: 1 solved, 73 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/113 variables, 0/124 constraints. Problems are: Problem set: 1 solved, 73 unsolved
At refinement iteration 8 (OVERLAPS) 0/113 variables, 0/124 constraints. Problems are: Problem set: 1 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Int declared 113/113 variables, and 124 constraints, problems are : Problem set: 1 solved, 73 unsolved in 3680 ms.
Refiners :[Generalized P Invariants (flows): 6/6 constraints, State Equation: 33/33 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 73/74 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5741ms problems are : Problem set: 1 solved, 73 unsolved
Search for dead transitions found 1 dead transitions in 5747ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 1 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 33/123 places, 89/231 transitions.
Partial Free-agglomeration rule applied 13 times.
Drop transitions (Partial Free agglomeration) removed 13 transitions
Iterating global reduction 0 with 13 rules applied. Total rules applied 13 place count 33 transition count 89
Applied a total of 13 rules in 6 ms. Remains 33 /33 variables (removed 0) and now considering 89/89 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 5842 ms. Remains : 33/123 places, 89/231 transitions.
[2026-05-25 11:11:43] [INFO ] Flow matrix only has 79 transitions (discarded 10 similar events)
// Phase 1: matrix 79 rows 33 cols
[2026-05-25 11:11:43] [INFO ] Computed 6 invariants in 17 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 0, 0] Max Struct:[1, 1, 1]
FORMULA HealthRecord-PT-04-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000000 steps (92226 resets) in 1311 ms. (762 steps per ms)
FORMULA HealthRecord-PT-04-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA HealthRecord-PT-04-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (18871 resets) in 394 ms. (2531 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2026-05-25 11:11:45] [INFO ] Flatten gal took : 53 ms
[2026-05-25 11:11:45] [INFO ] Flatten gal took : 16 ms
[2026-05-25 11:11:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15697352982546370248.gal : 7 ms
[2026-05-25 11:11:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7455714465733251450.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/ReachabilityCardinality15697352982546370248.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7455714465733251450.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 11202 ms.

BK_STOP 1779707505864

--------------------
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="HealthRecord-PT-04"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2025"
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 2-5973"
echo " Executing tool gold2025"
echo " Input is HealthRecord-PT-04, 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 r159-tall-177961079800071"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HealthRecord-PT-04.tgz
mv HealthRecord-PT-04 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 ;