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.r152-tall-177961077500383.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)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is HealthRecord-PT-10, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r152-tall-177961077500383
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 524K
-rw-r--r-- 1 mcc users 6.3K Mar 7 13:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K Mar 7 13:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Mar 7 13:01 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Mar 7 13:01 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Mar 15 10:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 10:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 10:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 10:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 7 13:01 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 136K Mar 7 13:01 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.4K Mar 7 13:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 72K Mar 7 13:01 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 10:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 10:43 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 69K 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

FORMULA_NAME StableMarking

=== Now, execution of the tool begins

BK_START 1779701260204

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=HealthRecord-PT-10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202604301425
[2026-05-25 09:27:41] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-25 09:27:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 09:27:41] [INFO ] Load time of PNML (sax parser for PT used): 70 ms
[2026-05-25 09:27:41] [INFO ] Transformed 158 places.
[2026-05-25 09:27:41] [INFO ] Transformed 333 transitions.
[2026-05-25 09:27:41] [INFO ] Found NUPN structural information;
[2026-05-25 09:27:41] [INFO ] Parsed PT model containing 158 places and 333 transitions and 875 arcs in 158 ms.
Graph (trivial) has 270 edges and 158 vertex of which 10 / 158 are part of one of the 5 SCC in 6 ms
Free SCC test removed 5 places
Structural test allowed to assert that 32 places are NOT stable. Took 22 ms.
Ensure Unique test removed 32 transitions
Reduce redundant transitions removed 32 transitions.
[2026-05-25 09:27:42] [INFO ] Flatten gal took : 125 ms
[2026-05-25 09:27:42] [INFO ] Flatten gal took : 49 ms
RANDOM walk for 40000 steps (3117 resets) in 1848 ms. (21 steps per ms) remains 56/126 properties
[2026-05-25 09:27:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16698159139077729641.gal : 26 ms
BEST_FIRST walk for 4004 steps (35 resets) in 32 ms. (121 steps per ms) remains 56/56 properties
BEST_FIRST walk for 4004 steps (33 resets) in 39 ms. (100 steps per ms) remains 56/56 properties
[2026-05-25 09:27:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17935878276863001360.prop : 2 ms
BEST_FIRST walk for 4004 steps (36 resets) in 34 ms. (114 steps per ms) remains 56/56 properties
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/ReachabilityCardinality16698159139077729641.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17935878276863001360.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 4003 steps (35 resets) in 36 ms. (108 steps per ms) remains 56/56 properties
BEST_FIRST walk for 4004 steps (35 resets) in 35 ms. (111 steps per ms) remains 56/56 properties
BEST_FIRST walk for 4003 steps (34 resets) in 27 ms. (142 steps per ms) remains 55/56 properties
BEST_FIRST walk for 4004 steps (33 resets) in 23 ms. (166 steps per ms) remains 53/55 properties
BEST_FIRST walk for 4004 steps (35 resets) in 14 ms. (266 steps per ms) remains 53/53 properties

its-reach command run as :

BEST_FIRST walk for 4002 steps (36 resets) in 14 ms. (266 steps per ms) remains 53/53 properties
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
BEST_FIRST walk for 4004 steps (35 resets) in 8 ms. (444 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4003 steps (32 resets) in 16 ms. (235 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4004 steps (34 resets) in 13 ms. (286 steps per ms) remains 53/53 properties
Loading property file /tmp/ReachabilityCardinality17935878276863001360.prop.
BEST_FIRST walk for 4004 steps (36 resets) in 20 ms. (190 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4004 steps (34 resets) in 15 ms. (250 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4002 steps (38 resets) in 11 ms. (333 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4004 steps (34 resets) in 14 ms. (266 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4002 steps (36 resets) in 13 ms. (285 steps per ms) remains 53/53 properties
SDD proceeding with computation,56 properties remain. new max is 4
SDD size :1 after 3
BEST_FIRST walk for 4004 steps (34 resets) in 12 ms. (308 steps per ms) remains 53/53 properties
SDD proceeding with computation,56 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,56 properties remain. new max is 16
SDD size :4 after 28
BEST_FIRST walk for 4003 steps (32 resets) in 11 ms. (333 steps per ms) remains 53/53 properties
SDD proceeding with computation,56 properties remain. new max is 32
SDD size :28 after 730
BEST_FIRST walk for 4004 steps (35 resets) in 9 ms. (400 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4004 steps (36 resets) in 11 ms. (333 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4002 steps (33 resets) in 15 ms. (250 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4004 steps (37 resets) in 17 ms. (222 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4004 steps (32 resets) in 11 ms. (333 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4003 steps (35 resets) in 42 ms. (93 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4004 steps (36 resets) in 16 ms. (235 steps per ms) remains 52/53 properties
BEST_FIRST walk for 4004 steps (35 resets) in 12 ms. (308 steps per ms) remains 52/52 properties
BEST_FIRST walk for 4002 steps (38 resets) in 15 ms. (250 steps per ms) remains 52/52 properties
BEST_FIRST walk for 4004 steps (35 resets) in 13 ms. (286 steps per ms) remains 52/52 properties
BEST_FIRST walk for 4004 steps (35 resets) in 16 ms. (235 steps per ms) remains 52/52 properties
BEST_FIRST walk for 4004 steps (34 resets) in 18 ms. (210 steps per ms) remains 52/52 properties
BEST_FIRST walk for 4004 steps (35 resets) in 18 ms. (210 steps per ms) remains 52/52 properties
BEST_FIRST walk for 4003 steps (35 resets) in 21 ms. (181 steps per ms) remains 52/52 properties
BEST_FIRST walk for 4004 steps (35 resets) in 18 ms. (210 steps per ms) remains 52/52 properties
BEST_FIRST walk for 4003 steps (36 resets) in 24 ms. (160 steps per ms) remains 51/52 properties
BEST_FIRST walk for 4004 steps (31 resets) in 18 ms. (210 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (35 resets) in 18 ms. (210 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (33 resets) in 10 ms. (363 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (35 resets) in 10 ms. (363 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (36 resets) in 9 ms. (400 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (36 resets) in 12 ms. (308 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (35 resets) in 12 ms. (308 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (34 resets) in 9 ms. (400 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4002 steps (33 resets) in 10 ms. (363 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (34 resets) in 8 ms. (444 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (36 resets) in 11 ms. (333 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (33 resets) in 10 ms. (364 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (36 resets) in 9 ms. (400 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (37 resets) in 8 ms. (444 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (34 resets) in 8 ms. (444 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (35 resets) in 10 ms. (364 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (33 resets) in 9 ms. (400 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (36 resets) in 12 ms. (307 steps per ms) remains 51/51 properties
SDD proceeding with computation,56 properties remain. new max is 64
SDD size :730 after 10936
[2026-05-25 09:27:42] [INFO ] Flow matrix only has 284 transitions (discarded 17 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17041300908244734052.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12619426043820491116.kers'
[2026-05-25 09:27:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17041300908244734052.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12619426043820491116.kers]
Normalized transition count is 283 out of 284 initially.
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 0 ms.
// Phase 1: matrix 283 rows 146 cols 754 entries
Finished phase 1 with 133 SingleSign rule and 2 generalized
[2026-05-25 09:27:42] [INFO ] Computed 18 invariants in 1 ms
Computed 18 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-12619426043820491116.kers
Total runtime 2 ms.
[2026-05-25 09:27:42] [INFO ] State equation strengthened by 1 read => feed constraints.
SDD proceeding with computation,56 properties remain. new max is 128
SDD size :10936 after 11665
SDD proceeding with computation,56 properties remain. new max is 256
SDD size :11665 after 13123
SDD proceeding with computation,56 properties remain. new max is 512
SDD size :13123 after 16039
SDD proceeding with computation,56 properties remain. new max is 1024
SDD size :16039 after 21871
SDD proceeding with computation,56 properties remain. new max is 2048
SDD size :21871 after 81325
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/51 variables, 51/51 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/51 variables, 8/59 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 51 unsolved
SDD proceeding with computation,56 properties remain. new max is 4096
SDD size :81325 after 198397
At refinement iteration 3 (OVERLAPS) 75/126 variables, 9/68 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/126 variables, 75/143 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/126 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 6 (OVERLAPS) 27/153 variables, 1/144 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/153 variables, 27/171 constraints. Problems are: Problem set: 0 solved, 51 unsolved
Invariant property smplace_51 does not hold.
Invariant property smplace_32 does not hold.
Invariant property smplace_31 does not hold.
Invariant property smplace_29 does not hold.
Invariant property smplace_21 does not hold.
SDD proceeding with computation,51 properties remain. new max is 4096
SDD size :198397 after 792154
At refinement iteration 8 (INCLUDED_ONLY) 0/153 variables, 0/171 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 9 (OVERLAPS) 283/436 variables, 153/324 constraints. Problems are: Problem set: 0 solved, 51 unsolved
SDD proceeding with computation,51 properties remain. new max is 8192
SDD size :792154 after 1.52528e+06
At refinement iteration 10 (INCLUDED_ONLY) 0/436 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 11 (OVERLAPS) 1/437 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 51 unsolved
SDD proceeding with computation,51 properties remain. new max is 16384
SDD size :1.52528e+06 after 3.65295e+06
At refinement iteration 12 (INCLUDED_ONLY) 0/437 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 13 (OVERLAPS) 0/437 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 51 unsolved
No progress, stopping.
After SMT solving in domain Real declared 437/437 variables, and 325 constraints, problems are : Problem set: 0 solved, 51 unsolved in 2109 ms.
Refiners :[Domain max(s): 153/153 constraints, Positive P Invariants (semi-flows): 9/9 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 153/153 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 51/51 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 51 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/51 variables, 51/51 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/51 variables, 8/59 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 3 (OVERLAPS) 75/126 variables, 9/68 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/126 variables, 75/143 constraints. Problems are: Problem set: 0 solved, 51 unsolved
Invariant property smplace_125 does not hold.
Invariant property smplace_121 does not hold.
Invariant property smplace_119 does not hold.
Invariant property smplace_46 does not hold.
Invariant property smplace_45 does not hold.
Invariant property smplace_43 does not hold.
Invariant property smplace_27 does not hold.
Invariant property smplace_26 does not hold.
Invariant property smplace_24 does not hold.
Invariant property smplace_8 does not hold.
Invariant property smplace_7 does not hold.
Invariant property smplace_5 does not hold.
SDD proceeding with computation,39 properties remain. new max is 16384
SDD size :3.65295e+06 after 1.38333e+07
At refinement iteration 5 (INCLUDED_ONLY) 0/126 variables, 20/163 constraints. Problems are: Problem set: 12 solved, 39 unsolved
Invariant property smplace_140 does not hold.
Invariant property smplace_133 does not hold.
Invariant property smplace_129 does not hold.
Invariant property smplace_52 does not hold.
Invariant property smplace_47 does not hold.
Invariant property smplace_44 does not hold.
Invariant property smplace_33 does not hold.
Invariant property smplace_28 does not hold.
Invariant property smplace_25 does not hold.
Invariant property smplace_14 does not hold.
Invariant property smplace_9 does not hold.
Invariant property smplace_6 does not hold.
SDD proceeding with computation,27 properties remain. new max is 16384
SDD size :1.38333e+07 after 2.42423e+07
At refinement iteration 6 (INCLUDED_ONLY) 0/126 variables, 3/166 constraints. Problems are: Problem set: 24 solved, 27 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/126 variables, 0/166 constraints. Problems are: Problem set: 24 solved, 27 unsolved
At refinement iteration 8 (OVERLAPS) 27/153 variables, 1/167 constraints. Problems are: Problem set: 24 solved, 27 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/153 variables, 27/194 constraints. Problems are: Problem set: 24 solved, 27 unsolved
SDD proceeding with computation,27 properties remain. new max is 32768
SDD size :2.42423e+07 after 3.11904e+07
At refinement iteration 10 (INCLUDED_ONLY) 0/153 variables, 20/214 constraints. Problems are: Problem set: 24 solved, 27 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/153 variables, 20/234 constraints. Problems are: Problem set: 24 solved, 27 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 153/437 variables, and 235 constraints, problems are : Problem set: 24 solved, 27 unsolved in 5009 ms.
Refiners :[Domain max(s): 153/153 constraints, Positive P Invariants (semi-flows): 9/9 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/153 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/51 constraints, Known Traps: 64/64 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7193ms problems are : Problem set: 24 solved, 27 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 27 out of 153 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 153/153 places, 301/301 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 153 transition count 281
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 24 place count 151 transition count 279
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 24 place count 151 transition count 277
Deduced a syphon composed of 2 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 5 rules applied. Total rules applied 29 place count 148 transition count 277
Discarding 70 places :
Symmetric choice reduction at 2 with 70 rule applications. Total rules 99 place count 78 transition count 137
Iterating global reduction 2 with 70 rules applied. Total rules applied 169 place count 78 transition count 137
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 174 place count 73 transition count 127
Iterating global reduction 2 with 5 rules applied. Total rules applied 179 place count 73 transition count 127
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 188 place count 73 transition count 118
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -28
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 196 place count 69 transition count 146
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 3 with 3 rules applied. Total rules applied 199 place count 69 transition count 143
Free-agglomeration rule applied 4 times.
Iterating global reduction 3 with 4 rules applied. Total rules applied 203 place count 69 transition count 139
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 207 place count 65 transition count 139
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 208 place count 65 transition count 139
Applied a total of 208 rules in 65 ms. Remains 65 /153 variables (removed 88) and now considering 139/301 (removed 162) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72 ms. Remains : 65/153 places, 139/301 transitions.
Invariant property smplace_145 does not hold.
Invariant property smplace_144 does not hold.
Invariant property smplace_86 does not hold.
Invariant property smplace_79 does not hold.
Invariant property smplace_72 does not hold.
Invariant property smplace_65 does not hold.
Invariant property smplace_61 does not hold.
Invariant property smplace_57 does not hold.
Invariant property smplace_39 does not hold.
Invariant property smplace_20 does not hold.
Invariant property smplace_1 does not hold.
SDD proceeding with computation,16 properties remain. new max is 32768
SDD size :3.11904e+07 after 9.5917e+07
Invariant property smplace_118 does not hold.
Invariant property smplace_90 does not hold.
SDD proceeding with computation,14 properties remain. new max is 32768
SDD size :9.5917e+07 after 1.33078e+08
RANDOM walk for 4000000 steps (724403 resets) in 22151 ms. (180 steps per ms) remains 8/27 properties
BEST_FIRST walk for 4000003 steps (112347 resets) in 10918 ms. (366 steps per ms) remains 4/8 properties
BEST_FIRST walk for 4000004 steps (112533 resets) in 2354 ms. (1698 steps per ms) remains 4/4 properties
Invariant property smplace_120 does not hold.
Invariant property smplace_91 does not hold.
SDD proceeding with computation,12 properties remain. new max is 32768
SDD size :1.33078e+08 after 1.54113e+08
BEST_FIRST walk for 4000004 steps (112386 resets) in 2670 ms. (1497 steps per ms) remains 4/4 properties
BEST_FIRST walk for 4000004 steps (112187 resets) in 2540 ms. (1574 steps per ms) remains 4/4 properties
BEST_FIRST walk for 4000004 steps (112635 resets) in 2603 ms. (1536 steps per ms) remains 4/4 properties
[2026-05-25 09:28:02] [INFO ] Flow matrix only has 122 transitions (discarded 17 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16448810185465853637.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3034688991865098194.kers'
[2026-05-25 09:28:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16448810185465853637.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3034688991865098194.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 0 ms.
// Phase 1: matrix 122 rows 58 cols 482 entries
Finished phase 1 with 46 SingleSign rule and 2 generalized
[2026-05-25 09:28:02] [INFO ] Computed 17 invariants in 0 ms
Computed 17 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3034688991865098194.kers
Total runtime 1 ms.
[2026-05-25 09:28:02] [INFO ] State equation strengthened by 21 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 12/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 14/30 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 35/65 variables, 9/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/65 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 122/187 variables, 65/82 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/187 variables, 21/103 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/187 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 0/187 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 187/187 variables, and 103 constraints, problems are : Problem set: 0 solved, 4 unsolved in 117 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 65/65 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 12/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 14/30 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 35/65 variables, 9/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/65 variables, 3/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/65 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/65 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 122/187 variables, 65/86 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/187 variables, 21/107 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/187 variables, 4/111 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/187 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 0/187 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 187/187 variables, and 111 constraints, problems are : Problem set: 0 solved, 4 unsolved in 413 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 65/65 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 547ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 2 different solutions.
Parikh walk visited 2 properties in 33 ms.
Support contains 2 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 139/139 transitions.
Graph (complete) has 332 edges and 65 vertex of which 42 are kept as prefixes of interest. Removing 23 places using SCC suffix rule.1 ms
Discarding 23 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Drop transitions (Empty/Sink Transition effects.) removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 0 with 32 rules applied. Total rules applied 33 place count 42 transition count 101
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 44 place count 31 transition count 80
Iterating global reduction 1 with 11 rules applied. Total rules applied 55 place count 31 transition count 80
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 63 place count 31 transition count 72
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 68 place count 26 transition count 66
Iterating global reduction 2 with 5 rules applied. Total rules applied 73 place count 26 transition count 66
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 76 place count 23 transition count 59
Iterating global reduction 2 with 3 rules applied. Total rules applied 79 place count 23 transition count 59
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 81 place count 23 transition count 57
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 83 place count 21 transition count 55
Iterating global reduction 3 with 2 rules applied. Total rules applied 85 place count 21 transition count 55
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 93 place count 21 transition count 47
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 97 place count 19 transition count 45
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 4 with 2 rules applied. Total rules applied 99 place count 19 transition count 43
Partial Free-agglomeration rule applied 5 times.
Drop transitions (Partial Free agglomeration) removed 5 transitions
Iterating global reduction 4 with 5 rules applied. Total rules applied 104 place count 19 transition count 43
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 4 with 7 rules applied. Total rules applied 111 place count 19 transition count 36
Applied a total of 111 rules in 16 ms. Remains 19 /65 variables (removed 46) and now considering 36/139 (removed 103) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 19/65 places, 36/139 transitions.
RANDOM walk for 4000000 steps (9 resets) in 5655 ms. (707 steps per ms) remains 2/2 properties
BEST_FIRST walk for 4000002 steps (13 resets) in 2663 ms. (1501 steps per ms) remains 2/2 properties
Invariant property smplace_124 does not hold.
Invariant property smplace_92 does not hold.
SDD proceeding with computation,10 properties remain. new max is 32768
SDD size :1.54113e+08 after 1.77027e+08
BEST_FIRST walk for 4000002 steps (11 resets) in 3316 ms. (1205 steps per ms) remains 2/2 properties
Finished probabilistic random walk after 377 steps, run visited all 2 properties in 10 ms. (steps per millisecond=37 )
Probabilistic random walk after 377 steps, saw 162 distinct states, run finished after 15 ms. (steps per millisecond=25 ) properties seen :2
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query StableMarking after proving 128 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK PARIKH_WALK PROBABILISTIC_WALK MARKED_SUFFIX_TEST DECISION_DIAGRAMS TRIVIAL_UNMARKED_SCC_TEST COLLATERAL_PROCESSING BESTFIRST_WALK TOPOLOGICAL
Total runtime 25544 ms.

BK_STOP 1779701286933

--------------------
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
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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 StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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-10"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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-10, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r152-tall-177961077500383"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HealthRecord-PT-10.tgz
mv HealthRecord-PT-10 execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;