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-177961074100359.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-C1000N0000000010, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r146-tall-177961074100359
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 456K
-rw-r--r-- 1 mcc users 6.5K Mar 7 11:24 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K Mar 7 11:24 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Mar 7 11:24 CTLFireability.txt
-rw-r--r-- 1 mcc users 63K Mar 7 11:24 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 3.9K Mar 15 10:33 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 10:33 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 15 10:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 10:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 7 11:24 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 101K Mar 7 11:24 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K Mar 7 11:24 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Mar 7 11:24 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:33 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:33 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-C1000N0000000010-ReachabilityFireability-2024-00
FORMULA_NAME GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-01
FORMULA_NAME GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-02
FORMULA_NAME GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-03
FORMULA_NAME GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-04
FORMULA_NAME GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-05
FORMULA_NAME GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-06
FORMULA_NAME GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-07
FORMULA_NAME GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-08
FORMULA_NAME GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-09
FORMULA_NAME GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-10
FORMULA_NAME GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-11
FORMULA_NAME GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-12
FORMULA_NAME GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-13
FORMULA_NAME GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-14
FORMULA_NAME GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779720451790

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-C1000N0000000010
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-25 14:47:33] [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 14:47:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 14:47:33] [INFO ] Load time of PNML (sax parser for PT used): 37 ms
[2026-05-25 14:47:33] [INFO ] Transformed 33 places.
[2026-05-25 14:47:33] [INFO ] Transformed 22 transitions.
[2026-05-25 14:47:33] [INFO ] Parsed PT model containing 33 places and 22 transitions and 83 arcs in 123 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 14 ms.
Reduction of identical properties reduced properties to check from 16 to 14
Working with output stream class java.io.PrintStream
RANDOM walk for 40037 steps (92 resets) in 822 ms. (48 steps per ms) remains 9/14 properties
FORMULA GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-25 14:47:33] [INFO ] Flatten gal took : 44 ms
[2026-05-25 14:47:33] [INFO ] Flatten gal took : 5 ms
[2026-05-25 14:47:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2102696251796747970.gal : 9 ms
[2026-05-25 14:47:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15938745819109135630.prop : 7 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/ReachabilityCardinality2102696251796747970.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15938745819109135630.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40003 steps (26 resets) in 526 ms. (75 steps per ms) remains 9/9 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/ReachabilityCardinality15938745819109135630.prop.
SDD proceeding with computation,9 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,9 properties remain. new max is 8
SDD size :4 after 8
SDD proceeding with computation,9 properties remain. new max is 16
SDD size :8 after 22
SDD proceeding with computation,9 properties remain. new max is 32
SDD size :22 after 54
SDD proceeding with computation,9 properties remain. new max is 64
SDD size :54 after 77
Invariant property GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-11 does not hold.
FORMULA GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :77 after 214
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :214 after 482
BEST_FIRST walk for 40004 steps (8 resets) in 319 ms. (125 steps per ms) remains 8/9 properties
FORMULA GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
SDD proceeding with computation,8 properties remain. new max is 256
SDD size :482 after 1104
SDD proceeding with computation,8 properties remain. new max is 512
SDD size :1104 after 4605
BEST_FIRST walk for 40003 steps (8 resets) in 339 ms. (117 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (26 resets) in 368 ms. (108 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 351 ms. (113 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 151 ms. (263 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40001 steps (8 resets) in 158 ms. (251 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (31 resets) in 150 ms. (264 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (10 resets) in 102 ms. (388 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-14366592674891480402.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3086438516193630137.kers'
[2026-05-25 14:47:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14366592674891480402.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3086438516193630137.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 14:47:34] [INFO ] Computed 12 invariants in 0 ms
Computed 12 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-3086438516193630137.kers
Total runtime 1 ms.
Problem GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-07 is UNSAT
FORMULA GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-07 TRUE TECHNIQUES SMT_REFINEMENT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 7/7 constraints. Problems are: Problem set: 1 solved, 6 unsolved
Problem GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-10 is UNSAT
FORMULA GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-10 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (INCLUDED_ONLY) 0/33 variables, 5/12 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/12 constraints. Problems are: Problem set: 2 solved, 5 unsolved
Problem GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-09 is UNSAT
FORMULA GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-09 TRUE TECHNIQUES SMT_REFINEMENT
Problem GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-15 is UNSAT
FORMULA GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-15 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 3 (OVERLAPS) 22/55 variables, 33/45 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/45 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/55 variables, 0/45 constraints. Problems are: Problem set: 4 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 55/55 variables, and 45 constraints, problems are : Problem set: 4 solved, 3 unsolved in 379 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 33/33 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 4 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 4/4 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 1/5 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/29 variables, 1/6 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 0/6 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 3/32 variables, 3/9 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/32 variables, 0/9 constraints. Problems are: Problem set: 4 solved, 3 unsolved
SDD proceeding with computation,8 properties remain. new max is 1024
SDD size :4605 after 129642
SDD proceeding with computation,8 properties remain. new max is 2048
SDD size :129642 after 147920
Solver is answering 'unknown', stopping.
SDD proceeding with computation,8 properties remain. new max is 4096
SDD size :147920 after 187142
After SMT solving in domain Int declared 33/55 variables, and 13 constraints, problems are : Problem set: 4 solved, 3 unsolved in 2089 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/33 constraints, PredecessorRefiner: 0/7 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2543ms problems are : Problem set: 4 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 29 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 10 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 14:47:36] [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, 3/10 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 3 (OVERLAPS) 1/33 variables, 2/12 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
All remaining problems are real, not stopping.
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 315 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 5/5 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, 3/10 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/10 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 2/33 variables, 2/12 constraints. Problems are: Problem set: 1 solved, 20 unsolved
SDD proceeding with computation,8 properties remain. new max is 8192
SDD size :187142 after 260249
SDD proceeding with computation,8 properties remain. new max is 16384
SDD size :260249 after 530585
SDD proceeding with computation,8 properties remain. new max is 32768
SDD size :530585 after 1.19668e+06
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 0/12 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 22/55 variables, 33/45 constraints. Problems are: Problem set: 1 solved, 20 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 55/55 variables, and 65 constraints, problems are : Problem set: 1 solved, 20 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 5/5 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 20345ms problems are : Problem set: 1 solved, 20 unsolved
Search for dead transitions found 1 dead transitions in 20345ms
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 7 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 20388 ms. Remains : 33/33 places, 21/22 transitions.
RANDOM walk for 40015 steps (93 resets) in 162 ms. (245 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (28 resets) in 110 ms. (360 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (21 resets) in 141 ms. (281 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (32 resets) in 99 ms. (400 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 1325906 steps, run timeout after 3001 ms. (steps per millisecond=441 ) properties seen :0 out of 3
Probabilistic random walk after 1325906 steps, saw 214694 distinct states, run finished after 3009 ms. (steps per millisecond=440 ) 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-12492403554627528175.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-233158775983887140.kers'
[2026-05-25 14:48:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12492403554627528175.kers, --Pflows, --basisKERS=/tmp/petrispot-output-233158775983887140.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 14:48:00] [INFO ] Computed 13 invariants in 0 ms
Computed 13 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-233158775983887140.kers
Total runtime 0 ms.
[2026-05-25 14:48:00] [WARNING] KERS value -104999993000 at col=5 row=24 overflows int; skipping row.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 3/32 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/32 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 1/33 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/33 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 21/54 variables, 33/45 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/54 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/54 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 54/54 variables, and 45 constraints, problems are : Problem set: 0 solved, 3 unsolved in 163 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 33/33 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 3/32 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/32 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 33/54 variables, and 12 constraints, problems are : Problem set: 0 solved, 3 unsolved in 29543 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/33 constraints, PredecessorRefiner: 0/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 29731ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 29 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 5 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 5 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 14:48:30] [INFO ] Invariant cache hit.
[2026-05-25 14:48:30] [INFO ] Implicit Places using invariants in 78 ms returned []
[2026-05-25 14:48:30] [INFO ] Invariant cache hit.
[2026-05-25 14:48:30] [INFO ] Implicit Places using invariants and state equation in 106 ms returned []
Implicit Place search using SMT with State Equation took 197 ms to find 0 implicit places.
[2026-05-25 14:48:30] [INFO ] Redundant transitions in 0 ms returned []
Running 20 sub problems to find dead transitions.
[2026-05-25 14:48:30] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 3/11 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 1/33 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/33 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 21/54 variables, 33/45 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/54 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (OVERLAPS) 0/54 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 54/54 variables, and 45 constraints, problems are : Problem set: 0 solved, 20 unsolved in 507 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 33/33 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) 0/31 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 3/11 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 1/33 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 33/54 variables, and 12 constraints, problems are : Problem set: 0 solved, 20 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/33 constraints, PredecessorRefiner: 0/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30524ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 30524ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30729 ms. Remains : 33/33 places, 21/21 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-25 14:49:00] [INFO ] Flatten gal took : 7 ms
[2026-05-25 14:49:00] [INFO ] Applying decomposition
[2026-05-25 14:49:00] [INFO ] Flatten gal took : 6 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/graph13849897478340246705.txt' '-o' '/tmp/graph13849897478340246705.bin' '-w' '/tmp/graph13849897478340246705.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13849897478340246705.bin' '-l' '-1' '-v' '-w' '/tmp/graph13849897478340246705.weights' '-q' '0' '-e' '0.001'
[2026-05-25 14:49:00] [INFO ] Decomposing Gal with order
[2026-05-25 14:49:00] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 14:49:00] [INFO ] Removed a total of 2 redundant transitions.
[2026-05-25 14:49:01] [INFO ] Flatten gal took : 46 ms
[2026-05-25 14:49:01] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2026-05-25 14:49:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality627817277844912188.gal : 2 ms
[2026-05-25 14:49:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15579424455541581765.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/ReachabilityCardinality627817277844912188.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15579424455541581765.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 ...307
Loading property file /tmp/ReachabilityCardinality15579424455541581765.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 238
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :238 after 238
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :238 after 630
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :630 after 38226
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :38226 after 75771
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :75771 after 5.91155e+06
SDD proceeding with computation,3 properties remain. new max is 256
SDD size :4.60223e+09 after 4.60234e+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
petri\_inst\_inst\_mod\_flat,1.41846e+10,19.8474,387396,22680,10871,1.00229e+06,20795,236,1.11927e+06,95,415456,0
Total reachable state count : 14184612091

Verifying 3 reachability properties.
Invariant property GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-02 is true.
FORMULA GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-02 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

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-C1000N0000000010-ReachabilityFireability-2024-02,0,22.5129,386712,1,0,1.00229e+06,20795,289,1.11927e+06,286,415456,98638
Reachability property GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-08 does not hold.
FORMULA GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
No reachable states exhibit your property : GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-08

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-C1000N0000000010-ReachabilityFireability-2024-08,0,22.5856,386712,1,0,1.00229e+06,20795,328,1.11927e+06,292,415456,104034
Invariant property GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-12 is true.
FORMULA GPPP-PT-C1000N0000000010-ReachabilityFireability-2024-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

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-C1000N0000000010-ReachabilityFireability-2024-12,0,23.6276,386712,1,0,1.00229e+06,20795,353,1.11927e+06,378,415456,179216
All properties solved without resorting to model-checking.
Total runtime 111705 ms.

BK_STOP 1779720564807

--------------------
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-C1000N0000000010"
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-C1000N0000000010, 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-177961074100359"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GPPP-PT-C1000N0000000010.tgz
mv GPPP-PT-C1000N0000000010 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 ;