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-177961074100319.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 GPPP-PT-C0100N0000000010, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r146-tall-177961074100319
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 460K
-rw-r--r-- 1 mcc users 6.6K Mar 7 11:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K Mar 7 11:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.1K Mar 7 11:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Mar 7 11:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 10:32 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 10:32 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 15 10:32 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 10:32 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.2K Mar 7 11:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 91K Mar 7 11:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Mar 7 11:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 83K Mar 7 11:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:32 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:32 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 17 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 1 Mar 3 18:30 large_marking
-rw-r--r-- 1 mcc users 21K 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 GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-00
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-01
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-02
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-03
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-04
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-05
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-06
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-07
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-08
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-09
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-10
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-11
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-12
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-13
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-14
FORMULA_NAME GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779714361935

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=GPPP-PT-C0100N0000000010
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-25 13:06:03] [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 13:06:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 13:06:03] [INFO ] Load time of PNML (sax parser for PT used): 37 ms
[2026-05-25 13:06:03] [INFO ] Transformed 33 places.
[2026-05-25 13:06:03] [INFO ] Transformed 22 transitions.
[2026-05-25 13:06:03] [INFO ] Parsed PT model containing 33 places and 22 transitions and 83 arcs in 125 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 16 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40017 steps (90 resets) in 704 ms. (56 steps per ms) remains 8/13 properties
FORMULA GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-25 13:06:03] [INFO ] Flatten gal took : 21 ms
[2026-05-25 13:06:03] [INFO ] Flatten gal took : 7 ms
BEST_FIRST walk for 40003 steps (8 resets) in 318 ms. (125 steps per ms) remains 8/8 properties
[2026-05-25 13:06:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9892737264807181026.gal : 8 ms
[2026-05-25 13:06:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6966743789401381935.prop : 3 ms
BEST_FIRST walk for 40004 steps (9 resets) in 552 ms. (72 steps per ms) remains 8/8 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/ReachabilityCardinality9892737264807181026.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6966743789401381935.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality6966743789401381935.prop.
SDD proceeding with computation,8 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,8 properties remain. new max is 8
SDD size :4 after 8
SDD proceeding with computation,8 properties remain. new max is 16
SDD size :8 after 22
SDD proceeding with computation,8 properties remain. new max is 32
SDD size :22 after 54
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :54 after 77
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :77 after 214
SDD proceeding with computation,8 properties remain. new max is 256
SDD size :214 after 950
BEST_FIRST walk for 40003 steps (10 resets) in 319 ms. (125 steps per ms) remains 8/8 properties
SDD proceeding with computation,8 properties remain. new max is 512
SDD size :950 after 3084
BEST_FIRST walk for 40002 steps (9 resets) in 527 ms. (75 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (9 resets) in 200 ms. (199 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (28 resets) in 179 ms. (222 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 148 ms. (268 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40001 steps (8 resets) in 187 ms. (212 steps per ms) remains 8/8 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7634905303090518559.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10143092988654709218.kers'
[2026-05-25 13:06:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7634905303090518559.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10143092988654709218.kers]
Culling duplicate invariants (modulo rational): removing 6 columns.
Culled 6 columns in 0 ms.
// Phase 1: matrix 22 rows 27 cols 71 entries
Finished phase 1 with 13 SingleSign rule and 8 generalized
[2026-05-25 13:06:04] [INFO ] Computed 12 invariants in 0 ms
Computed 12 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-10143092988654709218.kers
Total runtime 1 ms.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Problem GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-03 is UNSAT
FORMULA GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-03 FALSE TECHNIQUES SMT_REFINEMENT
Problem GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-07 is UNSAT
FORMULA GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-07 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (INCLUDED_ONLY) 0/33 variables, 4/12 constraints. Problems are: Problem set: 2 solved, 6 unsolved
SDD proceeding with computation,8 properties remain. new max is 1024
SDD size :3084 after 129034
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/12 constraints. Problems are: Problem set: 2 solved, 6 unsolved
Problem GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-05 is UNSAT
FORMULA GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-05 FALSE TECHNIQUES SMT_REFINEMENT
Problem GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-06 is UNSAT
FORMULA GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-06 FALSE TECHNIQUES SMT_REFINEMENT
Problem GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-08 is UNSAT
FORMULA GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-08 TRUE TECHNIQUES SMT_REFINEMENT
Problem GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-11 is UNSAT
FORMULA GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-11 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 3 (OVERLAPS) 22/55 variables, 33/45 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/45 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/55 variables, 0/45 constraints. Problems are: Problem set: 6 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 55/55 variables, and 45 constraints, problems are : Problem set: 6 solved, 2 unsolved in 456 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 33/33 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 6 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 4/4 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 1/5 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/5 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/30 variables, 4/9 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 6 solved, 2 unsolved
SDD proceeding with computation,8 properties remain. new max is 2048
SDD size :129034 after 144600
At refinement iteration 5 (OVERLAPS) 3/33 variables, 3/12 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/33 variables, 0/12 constraints. Problems are: Problem set: 6 solved, 2 unsolved
Problem GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-10 is UNSAT
FORMULA GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-10 FALSE TECHNIQUES SMT_REFINEMENT
Solver is answering 'unknown', stopping.
SDD proceeding with computation,8 properties remain. new max is 4096
SDD size :144600 after 182930
After SMT solving in domain Int declared 55/55 variables, and 45 constraints, problems are : Problem set: 7 solved, 1 unsolved in 1448 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 33/33 constraints, PredecessorRefiner: 0/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2013ms problems are : Problem set: 7 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 23 out of 33 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 33/33 places, 22/22 transitions.
Applied a total of 0 rules in 11 ms. Remains 33 /33 variables (removed 0) and now considering 22/22 (removed 0) transitions.
Running 21 sub problems to find dead transitions.
[2026-05-25 13:06:06] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/32 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (OVERLAPS) 1/33 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 21 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/33 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Problem TDEAD19 is UNSAT
At refinement iteration 5 (OVERLAPS) 22/55 variables, 33/45 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/55 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 0/55 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 55/55 variables, and 45 constraints, problems are : Problem set: 1 solved, 20 unsolved in 310 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 33/33 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 7/7 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 20 unsolved
SDD proceeding with computation,8 properties remain. new max is 8192
SDD size :182930 after 257908
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 3/11 constraints. Problems are: Problem set: 1 solved, 20 unsolved
SDD proceeding with computation,8 properties remain. new max is 16384
SDD size :257908 after 529958
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 1/33 variables, 1/12 constraints. Problems are: Problem set: 1 solved, 20 unsolved
SDD proceeding with computation,8 properties remain. new max is 32768
SDD size :529958 after 1.19668e+06
At refinement iteration 6 (INCLUDED_ONLY) 0/33 variables, 0/12 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 22/55 variables, 33/45 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/55 variables, 20/65 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/55 variables, 0/65 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 10 (OVERLAPS) 0/55 variables, 0/65 constraints. Problems are: Problem set: 1 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 55/55 variables, and 65 constraints, problems are : Problem set: 1 solved, 20 unsolved in 14125 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 33/33 constraints, PredecessorRefiner: 20/21 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14443ms problems are : Problem set: 1 solved, 20 unsolved
Search for dead transitions found 1 dead transitions in 14445ms
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 : 33/33 places, 21/22 transitions.
Applied a total of 0 rules in 3 ms. Remains 33 /33 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14496 ms. Remains : 33/33 places, 21/22 transitions.
RANDOM walk for 40046 steps (92 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (28 resets) in 138 ms. (287 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3451260 steps, run timeout after 3001 ms. (steps per millisecond=1150 ) properties seen :0 out of 1
Probabilistic random walk after 3451260 steps, saw 525735 distinct states, run finished after 3005 ms. (steps per millisecond=1148 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11429519684469689302.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1255468507856632068.kers'
[2026-05-25 13:06:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11429519684469689302.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1255468507856632068.kers]
Culling duplicate invariants (modulo rational): removing 6 columns.
Culled 6 columns in 0 ms.
// Phase 1: matrix 21 rows 27 cols 68 entries
Finished phase 1 with 13 SingleSign rule and 7 generalized
[2026-05-25 13:06:23] [INFO ] Computed 13 invariants in 0 ms
Computed 13 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-1255468507856632068.kers
Total runtime 3 ms.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 7/30 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 3/33 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/33 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 21/54 variables, 33/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/54 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/54 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 54/54 variables, and 46 constraints, problems are : Problem set: 0 solved, 1 unsolved in 63 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 33/33 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 7/30 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 33/54 variables, and 13 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9054 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/33 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9127ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 23 out of 33 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 33/33 places, 21/21 transitions.
Applied a total of 0 rules in 2 ms. Remains 33 /33 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 33/33 places, 21/21 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 33/33 places, 21/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 33 /33 variables (removed 0) and now considering 21/21 (removed 0) transitions.
[2026-05-25 13:06:33] [INFO ] Invariant cache hit.
[2026-05-25 13:06:33] [INFO ] Implicit Places using invariants in 47 ms returned [3]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 54 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 32/33 places, 21/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 32 /32 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 57 ms. Remains : 32/33 places, 21/21 transitions.
RANDOM walk for 40005 steps (93 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (28 resets) in 84 ms. (470 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3607729 steps, run timeout after 3001 ms. (steps per millisecond=1202 ) properties seen :0 out of 1
Probabilistic random walk after 3607729 steps, saw 547274 distinct states, run finished after 3001 ms. (steps per millisecond=1202 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11290208459271373282.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11690826476849384756.kers'
[2026-05-25 13:06:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11290208459271373282.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11690826476849384756.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 21 rows 27 cols 68 entries
Finished phase 1 with 13 SingleSign rule and 7 generalized
[2026-05-25 13:06:36] [INFO ] Computed 12 invariants in 0 ms
Computed 12 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11690826476849384756.kers
Total runtime 1 ms.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/29 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 3/32 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/32 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 21/53 variables, 32/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/53 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/53 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 53/53 variables, and 44 constraints, problems are : Problem set: 0 solved, 1 unsolved in 56 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 32/32 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/29 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 32/53 variables, and 12 constraints, problems are : Problem set: 0 solved, 1 unsolved in 15034 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/32 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15105ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 23 out of 32 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 21/21 transitions.
Applied a total of 0 rules in 5 ms. Remains 32 /32 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 32/32 places, 21/21 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 21/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 32 /32 variables (removed 0) and now considering 21/21 (removed 0) transitions.
[2026-05-25 13:06:51] [INFO ] Invariant cache hit.
[2026-05-25 13:06:51] [INFO ] Implicit Places using invariants in 63 ms returned []
[2026-05-25 13:06:51] [INFO ] Invariant cache hit.
[2026-05-25 13:06:51] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 102 ms to find 0 implicit places.
[2026-05-25 13:06:51] [INFO ] Redundant transitions in 0 ms returned []
Running 20 sub problems to find dead transitions.
[2026-05-25 13:06:51] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/31 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 4/11 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 1/32 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/32 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 21/53 variables, 32/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/53 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (OVERLAPS) 0/53 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 53/53 variables, and 44 constraints, problems are : Problem set: 0 solved, 20 unsolved in 238 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 32/32 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/31 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 4/11 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 1/32 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
SDD proceeding with computation,8 properties remain. new max is 65536
SDD size :1.19668e+06 after 1.62368e+07
At refinement iteration 6 (INCLUDED_ONLY) 0/32 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 21/53 variables, 32/44 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/53 variables, 20/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/53 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 10 (OVERLAPS) 0/53 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 53/53 variables, and 64 constraints, problems are : Problem set: 0 solved, 20 unsolved in 27980 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 32/32 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 28221ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 28223ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28336 ms. Remains : 32/32 places, 21/21 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-25 13:07:19] [INFO ] Flatten gal took : 5 ms
[2026-05-25 13:07:19] [INFO ] Applying decomposition
[2026-05-25 13:07:19] [INFO ] Flatten gal took : 4 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9817257722223454702.txt' '-o' '/tmp/graph9817257722223454702.bin' '-w' '/tmp/graph9817257722223454702.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9817257722223454702.bin' '-l' '-1' '-v' '-w' '/tmp/graph9817257722223454702.weights' '-q' '0' '-e' '0.001'
[2026-05-25 13:07:19] [INFO ] Decomposing Gal with order
[2026-05-25 13:07:19] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 13:07:19] [INFO ] Removed a total of 2 redundant transitions.
[2026-05-25 13:07:19] [INFO ] Flatten gal took : 49 ms
[2026-05-25 13:07:19] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 2 ms.
[2026-05-25 13:07:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1561933575239323220.gal : 3 ms
[2026-05-25 13:07:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12674530272905812727.prop : 1 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/ReachabilityCardinality1561933575239323220.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12674530272905812727.prop' '--nowitness'

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 ...308
Loading property file /tmp/ReachabilityCardinality12674530272905812727.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :8 after 1384
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1384 after 8110
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :8110 after 11482
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :11482 after 711054
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :711054 after 1.79516e+07
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :1.36025e+10 after 1.36025e+10
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,1.41846e+10,40.0716,141740,11072,10866,122688,22602,185,596534,86,790088,0
Total reachable state count : 14184612091

Verifying 1 reachability properties.
Reachability property GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-09 does not hold.
FORMULA GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
No reachable states exhibit your property : GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-09

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
GPPP-PT-C0100N0000000010-ReachabilityFireability-2024-09,0,41.1256,141740,1,0,122688,22602,244,596534,256,790088,34853
All properties solved without resorting to model-checking.
Total runtime 117966 ms.

BK_STOP 1779714481015

--------------------
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="GPPP-PT-C0100N0000000010"
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 GPPP-PT-C0100N0000000010, 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-177961074100319"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GPPP-PT-C0100N0000000010.tgz
mv GPPP-PT-C0100N0000000010 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 ;