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.r146-tall-177961074300567.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 itstools
Input is HealthRecord-PT-04, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r146-tall-177961074300567
=====================================================================

--------------------
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 booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME HealthRecord-PT-04-ReachabilityFireability-2024-00
FORMULA_NAME HealthRecord-PT-04-ReachabilityFireability-2024-01
FORMULA_NAME HealthRecord-PT-04-ReachabilityFireability-2024-02
FORMULA_NAME HealthRecord-PT-04-ReachabilityFireability-2024-03
FORMULA_NAME HealthRecord-PT-04-ReachabilityFireability-2024-04
FORMULA_NAME HealthRecord-PT-04-ReachabilityFireability-2024-05
FORMULA_NAME HealthRecord-PT-04-ReachabilityFireability-2024-06
FORMULA_NAME HealthRecord-PT-04-ReachabilityFireability-2024-07
FORMULA_NAME HealthRecord-PT-04-ReachabilityFireability-2024-08
FORMULA_NAME HealthRecord-PT-04-ReachabilityFireability-2024-09
FORMULA_NAME HealthRecord-PT-04-ReachabilityFireability-2024-10
FORMULA_NAME HealthRecord-PT-04-ReachabilityFireability-2024-11
FORMULA_NAME HealthRecord-PT-04-ReachabilityFireability-2024-12
FORMULA_NAME HealthRecord-PT-04-ReachabilityFireability-2024-13
FORMULA_NAME HealthRecord-PT-04-ReachabilityFireability-2024-14
FORMULA_NAME HealthRecord-PT-04-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779735698197

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
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
ReachabilityFireability PT
Running Version 202604301425
[2026-05-25 19:01:39] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-25 19:01:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 19:01:39] [INFO ] Load time of PNML (sax parser for PT used): 67 ms
[2026-05-25 19:01:39] [INFO ] Transformed 123 places.
[2026-05-25 19:01:39] [INFO ] Transformed 239 transitions.
[2026-05-25 19:01:39] [INFO ] Found NUPN structural information;
[2026-05-25 19:01:39] [INFO ] Parsed PT model containing 123 places and 239 transitions and 617 arcs in 158 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 12 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 8 transitions
Reduce redundant transitions removed 8 transitions.
[2026-05-25 19:01:40] [INFO ] Flatten gal took : 70 ms
[2026-05-25 19:01:40] [INFO ] Flatten gal took : 21 ms
[2026-05-25 19:01:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8067596768241487654.gal : 17 ms
RANDOM walk for 40000 steps (3131 resets) in 1701 ms. (23 steps per ms) remains 8/16 properties
FORMULA HealthRecord-PT-04-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HealthRecord-PT-04-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HealthRecord-PT-04-ReachabilityFireability-2024-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HealthRecord-PT-04-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HealthRecord-PT-04-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HealthRecord-PT-04-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HealthRecord-PT-04-ReachabilityFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HealthRecord-PT-04-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-25 19:01:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11329009074029012347.prop : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8067596768241487654.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11329009074029012347.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (315 resets) in 168 ms. (236 steps per ms) remains 8/8 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality11329009074029012347.prop.
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :4 after 17
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :17 after 33
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :33 after 649
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :649 after 3457
SDD proceeding with computation,16 properties remain. new max is 128
SDD size :3457 after 4129
SDD proceeding with computation,16 properties remain. new max is 256
SDD size :4129 after 6385
SDD proceeding with computation,16 properties remain. new max is 512
SDD size :6385 after 11629
BEST_FIRST walk for 40004 steps (461 resets) in 504 ms. (79 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (460 resets) in 93 ms. (425 steps per ms) remains 7/8 properties
FORMULA HealthRecord-PT-04-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Reachability property HealthRecord-PT-04-ReachabilityFireability-2024-15 is true.
BEST_FIRST walk for 40004 steps (449 resets) in 88 ms. (449 steps per ms) remains 7/7 properties
Reachability property HealthRecord-PT-04-ReachabilityFireability-2024-14 is true.
Invariant property HealthRecord-PT-04-ReachabilityFireability-2024-13 does not hold.
Reachability property HealthRecord-PT-04-ReachabilityFireability-2024-12 is true.
Reachability property HealthRecord-PT-04-ReachabilityFireability-2024-11 is true.
FORMULA HealthRecord-PT-04-ReachabilityFireability-2024-11 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
BEST_FIRST walk for 40004 steps (457 resets) in 144 ms. (275 steps per ms) remains 7/7 properties
Invariant property HealthRecord-PT-04-ReachabilityFireability-2024-05 does not hold.
BEST_FIRST walk for 40004 steps (434 resets) in 137 ms. (289 steps per ms) remains 6/7 properties
BEST_FIRST walk for 40004 steps (444 resets) in 53 ms. (740 steps per ms) remains 6/6 properties
Invariant property HealthRecord-PT-04-ReachabilityFireability-2024-00 does not hold.
SDD proceeding with computation,9 properties remain. new max is 512
SDD size :11629 after 37525
[2026-05-25 19:01:40] [INFO ] Flow matrix only has 223 transitions (discarded 8 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9028844507861086308.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18396168107055064233.kers'
[2026-05-25 19:01:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9028844507861086308.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18396168107055064233.kers]
Normalized transition count is 222 out of 223 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 222 rows 118 cols 568 entries
Finished phase 1 with 107 SingleSign rule and 2 generalized
[2026-05-25 19:01:40] [INFO ] Computed 14 invariants in 0 ms
Computed 14 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-18396168107055064233.kers
Total runtime 1 ms.
[2026-05-25 19:01:40] [INFO ] State equation strengthened by 1 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
SDD proceeding with computation,9 properties remain. new max is 1024
SDD size :37525 after 43357
Reachability property HealthRecord-PT-04-ReachabilityFireability-2024-07 is true.
FORMULA HealthRecord-PT-04-ReachabilityFireability-2024-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,8 properties remain. new max is 1024
SDD size :43357 after 69457
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/48 variables, 48/48 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/48 variables, 0/48 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 44/92 variables, 7/55 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/92 variables, 44/99 constraints. Problems are: Problem set: 1 solved, 5 unsolved
SDD proceeding with computation,8 properties remain. new max is 2048
SDD size :69457 after 101133
At refinement iteration 4 (INCLUDED_ONLY) 0/92 variables, 3/102 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/92 variables, 0/102 constraints. Problems are: Problem set: 1 solved, 5 unsolved
Problem HealthRecord-PT-04-ReachabilityFireability-2024-03 is UNSAT
FORMULA HealthRecord-PT-04-ReachabilityFireability-2024-03 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 6 (OVERLAPS) 31/123 variables, 4/106 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/123 variables, 31/137 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/123 variables, 0/137 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 222/345 variables, 123/260 constraints. Problems are: Problem set: 2 solved, 4 unsolved
SDD proceeding with computation,8 properties remain. new max is 4096
SDD size :101133 after 160717
At refinement iteration 10 (INCLUDED_ONLY) 0/345 variables, 0/260 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 1/346 variables, 1/261 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/346 variables, 0/261 constraints. Problems are: Problem set: 2 solved, 4 unsolved
Reachability property HealthRecord-PT-04-ReachabilityFireability-2024-06 is true.
At refinement iteration 13 (OVERLAPS) 0/346 variables, 0/261 constraints. Problems are: Problem set: 2 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 346/346 variables, and 261 constraints, problems are : Problem set: 2 solved, 4 unsolved in 736 ms.
Refiners :[Domain max(s): 123/123 constraints, Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 123/123 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 35/35 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/35 variables, 0/35 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 53/88 variables, 7/42 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/88 variables, 53/95 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/88 variables, 2/97 constraints. Problems are: Problem set: 2 solved, 4 unsolved
SDD proceeding with computation,7 properties remain. new max is 4096
SDD size :160717 after 325265
At refinement iteration 5 (INCLUDED_ONLY) 0/88 variables, 2/99 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/88 variables, 0/99 constraints. Problems are: Problem set: 2 solved, 4 unsolved
Problem HealthRecord-PT-04-ReachabilityFireability-2024-01 is UNSAT
FORMULA HealthRecord-PT-04-ReachabilityFireability-2024-01 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 7 (OVERLAPS) 35/123 variables, 5/104 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/123 variables, 35/139 constraints. Problems are: Problem set: 3 solved, 3 unsolved
Problem HealthRecord-PT-04-ReachabilityFireability-2024-08 is UNSAT
FORMULA HealthRecord-PT-04-ReachabilityFireability-2024-08 FALSE TECHNIQUES SMT_REFINEMENT
Problem HealthRecord-PT-04-ReachabilityFireability-2024-09 is UNSAT
FORMULA HealthRecord-PT-04-ReachabilityFireability-2024-09 TRUE TECHNIQUES SMT_REFINEMENT
SDD proceeding with computation,7 properties remain. new max is 8192
SDD size :325265 after 489529
At refinement iteration 9 (INCLUDED_ONLY) 0/123 variables, 10/149 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/123 variables, 0/149 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 222/345 variables, 123/272 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/345 variables, 1/273 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/345 variables, 0/273 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/346 variables, 1/274 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/346 variables, 0/274 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/346 variables, 0/274 constraints. Problems are: Problem set: 5 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 346/346 variables, and 274 constraints, problems are : Problem set: 5 solved, 1 unsolved in 1015 ms.
Refiners :[Domain max(s): 123/123 constraints, Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 123/123 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1841ms problems are : Problem set: 5 solved, 1 unsolved
Parikh walk visited 0 properties in 6 ms.
Support contains 1 out of 123 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 123/123 places, 231/231 transitions.
Graph (trivial) has 180 edges and 123 vertex of which 8 / 123 are part of one of the 4 SCC in 151 ms
Free SCC test removed 4 places
Drop transitions (Empty/Sink Transition effects.) removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Graph (complete) has 443 edges and 119 vertex of which 111 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 111 transition count 211
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 108 transition count 206
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 4 rules applied. Total rules applied 17 place count 106 transition count 204
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 19 place count 105 transition count 203
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 19 place count 105 transition count 202
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 21 place count 104 transition count 202
Discarding 55 places :
Symmetric choice reduction at 4 with 55 rule applications. Total rules 76 place count 49 transition count 92
Iterating global reduction 4 with 55 rules applied. Total rules applied 131 place count 49 transition count 92
Discarding 10 places :
Symmetric choice reduction at 4 with 10 rule applications. Total rules 141 place count 39 transition count 72
Iterating global reduction 4 with 10 rules applied. Total rules applied 151 place count 39 transition count 72
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 155 place count 39 transition count 68
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 158 place count 36 transition count 59
Iterating global reduction 5 with 3 rules applied. Total rules applied 161 place count 36 transition count 59
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 164 place count 33 transition count 53
Iterating global reduction 5 with 3 rules applied. Total rules applied 167 place count 33 transition count 53
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 170 place count 33 transition count 50
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -23
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 6 with 10 rules applied. Total rules applied 180 place count 28 transition count 73
Free-agglomeration rule applied 1 times.
Iterating global reduction 6 with 1 rules applied. Total rules applied 181 place count 28 transition count 72
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 182 place count 27 transition count 72
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 7 with 2 rules applied. Total rules applied 184 place count 27 transition count 128
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 7 with 4 rules applied. Total rules applied 188 place count 25 transition count 126
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 189 place count 24 transition count 95
Iterating global reduction 8 with 1 rules applied. Total rules applied 190 place count 24 transition count 95
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 191 place count 23 transition count 93
Iterating global reduction 8 with 1 rules applied. Total rules applied 192 place count 23 transition count 93
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 8 with 4 rules applied. Total rules applied 196 place count 23 transition count 89
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 9 with 7 rules applied. Total rules applied 203 place count 23 transition count 89
Applied a total of 203 rules in 223 ms. Remains 23 /123 variables (removed 100) and now considering 89/231 (removed 142) transitions.
Running 73 sub problems to find dead transitions.
[2026-05-25 19:01:42] [INFO ] Flow matrix only has 69 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-234047772433125447.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13624004757473731888.kers'
[2026-05-25 19:01:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-234047772433125447.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13624004757473731888.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 69 rows 23 cols 384 entries
Finished phase 1 with 15 SingleSign rule and 2 generalized
[2026-05-25 19:01:42] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-13624004757473731888.kers
Total runtime 2 ms.
[2026-05-25 19:01:42] [INFO ] State equation strengthened by 11 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 1/23 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 73 unsolved
Reachability property HealthRecord-PT-04-ReachabilityFireability-2024-10 is true.
FORMULA HealthRecord-PT-04-ReachabilityFireability-2024-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 73 unsolved
Problem TDEAD25 is UNSAT
Problem TDEAD82 is UNSAT
Problem TDEAD83 is UNSAT
Problem TDEAD84 is UNSAT
Problem TDEAD85 is UNSAT
Problem TDEAD86 is UNSAT
Problem TDEAD87 is UNSAT
Problem TDEAD88 is UNSAT
At refinement iteration 4 (OVERLAPS) 69/92 variables, 23/29 constraints. Problems are: Problem set: 8 solved, 65 unsolved
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
At refinement iteration 5 (INCLUDED_ONLY) 0/92 variables, 11/40 constraints. Problems are: Problem set: 10 solved, 63 unsolved
SDD proceeding with computation,6 properties remain. new max is 8192
SDD size :489529 after 709674
At refinement iteration 6 (INCLUDED_ONLY) 0/92 variables, 0/40 constraints. Problems are: Problem set: 10 solved, 63 unsolved
At refinement iteration 7 (OVERLAPS) 0/92 variables, 0/40 constraints. Problems are: Problem set: 10 solved, 63 unsolved
No progress, stopping.
After SMT solving in domain Real declared 92/92 variables, and 40 constraints, problems are : Problem set: 10 solved, 63 unsolved in 1297 ms.
Refiners :[Generalized P Invariants (flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 10 solved, 63 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 5/5 constraints. Problems are: Problem set: 10 solved, 63 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/5 constraints. Problems are: Problem set: 10 solved, 63 unsolved
At refinement iteration 2 (OVERLAPS) 2/23 variables, 1/6 constraints. Problems are: Problem set: 10 solved, 63 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 1/7 constraints. Problems are: Problem set: 10 solved, 63 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 0/7 constraints. Problems are: Problem set: 10 solved, 63 unsolved
At refinement iteration 5 (OVERLAPS) 69/92 variables, 23/30 constraints. Problems are: Problem set: 10 solved, 63 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/92 variables, 11/41 constraints. Problems are: Problem set: 10 solved, 63 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/92 variables, 63/104 constraints. Problems are: Problem set: 10 solved, 63 unsolved
Reachability property HealthRecord-PT-04-ReachabilityFireability-2024-02 is true.
SDD proceeding with computation,5 properties remain. new max is 8192
SDD size :709674 after 1.09321e+06
At refinement iteration 8 (INCLUDED_ONLY) 0/92 variables, 0/104 constraints. Problems are: Problem set: 10 solved, 63 unsolved
At refinement iteration 9 (OVERLAPS) 0/92 variables, 0/104 constraints. Problems are: Problem set: 10 solved, 63 unsolved
No progress, stopping.
After SMT solving in domain Int declared 92/92 variables, and 104 constraints, problems are : Problem set: 10 solved, 63 unsolved in 2592 ms.
Refiners :[Generalized P Invariants (flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 63/73 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3949ms problems are : Problem set: 10 solved, 63 unsolved
Search for dead transitions found 10 dead transitions in 3951ms
Found 10 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 10 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 10 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 23/123 places, 79/231 transitions.
Graph (complete) has 71 edges and 23 vertex of which 22 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 9 ms. Remains 22 /23 variables (removed 1) and now considering 79/79 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 4211 ms. Remains : 22/123 places, 79/231 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 7289 ms.

BK_STOP 1779735706713

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -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="ReachabilityFireability"
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 2-5973"
echo " Executing tool itstools"
echo " Input is HealthRecord-PT-04, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r146-tall-177961074300567"
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 [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;