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.r130-smll-177955809000215.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 FireWire-PT-09, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r130-smll-177955809000215
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 552K
-rw-r--r-- 1 mcc users 6.8K Mar 7 05:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K Mar 7 05:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Mar 7 05:19 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Mar 7 05:19 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Mar 15 10:06 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 10:06 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 10:06 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 10:06 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 7 05:19 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 111K Mar 7 05:19 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 7 05:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 96K Mar 7 05:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 10:06 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 10:06 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 100K 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 FireWire-PT-09-ReachabilityFireability-2024-00
FORMULA_NAME FireWire-PT-09-ReachabilityFireability-2024-01
FORMULA_NAME FireWire-PT-09-ReachabilityFireability-2024-02
FORMULA_NAME FireWire-PT-09-ReachabilityFireability-2024-03
FORMULA_NAME FireWire-PT-09-ReachabilityFireability-2024-04
FORMULA_NAME FireWire-PT-09-ReachabilityFireability-2024-05
FORMULA_NAME FireWire-PT-09-ReachabilityFireability-2024-06
FORMULA_NAME FireWire-PT-09-ReachabilityFireability-2024-07
FORMULA_NAME FireWire-PT-09-ReachabilityFireability-2024-08
FORMULA_NAME FireWire-PT-09-ReachabilityFireability-2024-09
FORMULA_NAME FireWire-PT-09-ReachabilityFireability-2024-10
FORMULA_NAME FireWire-PT-09-ReachabilityFireability-2024-11
FORMULA_NAME FireWire-PT-09-ReachabilityFireability-2024-12
FORMULA_NAME FireWire-PT-09-ReachabilityFireability-2024-13
FORMULA_NAME FireWire-PT-09-ReachabilityFireability-2024-14
FORMULA_NAME FireWire-PT-09-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779807698545

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FireWire-PT-09
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-26 15:01:40] [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]
[2026-05-26 15:01:40] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 15:01:41] [INFO ] Load time of PNML (sax parser for PT used): 215 ms
[2026-05-26 15:01:41] [INFO ] Transformed 130 places.
[2026-05-26 15:01:41] [INFO ] Transformed 408 transitions.
[2026-05-26 15:01:41] [INFO ] Found NUPN structural information;
[2026-05-26 15:01:41] [INFO ] Parsed PT model containing 130 places and 408 transitions and 1525 arcs in 444 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 40 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 56 transitions
Reduce redundant transitions removed 56 transitions.
[2026-05-26 15:01:42] [INFO ] Flatten gal took : 234 ms
RANDOM walk for 40000 steps (2234 resets) in 3309 ms. (12 steps per ms) remains 14/16 properties
FORMULA FireWire-PT-09-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FireWire-PT-09-ReachabilityFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-26 15:01:42] [INFO ] Flatten gal took : 67 ms
[2026-05-26 15:01:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6622256364739296795.gal : 82 ms
BEST_FIRST walk for 40003 steps (598 resets) in 671 ms. (59 steps per ms) remains 14/14 properties
[2026-05-26 15:01:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3191974410660681061.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/ReachabilityCardinality6622256364739296795.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3191974410660681061.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/ReachabilityCardinality3191974410660681061.prop.
BEST_FIRST walk for 40003 steps (8 resets) in 1155 ms. (34 steps per ms) remains 14/14 properties
SDD proceeding with computation,14 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,14 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,14 properties remain. new max is 16
SDD size :7 after 12
SDD proceeding with computation,14 properties remain. new max is 32
SDD size :12 after 17
SDD proceeding with computation,14 properties remain. new max is 64
SDD size :17 after 22
SDD proceeding with computation,14 properties remain. new max is 128
SDD size :22 after 32
SDD proceeding with computation,14 properties remain. new max is 256
SDD size :32 after 173
BEST_FIRST walk for 40004 steps (1148 resets) in 502 ms. (79 steps per ms) remains 14/14 properties
SDD proceeding with computation,14 properties remain. new max is 512
SDD size :173 after 475
BEST_FIRST walk for 40004 steps (8 resets) in 402 ms. (99 steps per ms) remains 14/14 properties
Invariant property FireWire-PT-09-ReachabilityFireability-2024-14 does not hold.
FORMULA FireWire-PT-09-ReachabilityFireability-2024-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Invariant property FireWire-PT-09-ReachabilityFireability-2024-13 does not hold.
FORMULA FireWire-PT-09-ReachabilityFireability-2024-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,12 properties remain. new max is 512
SDD size :475 after 830
BEST_FIRST walk for 40004 steps (67 resets) in 231 ms. (172 steps per ms) remains 10/14 properties
FORMULA FireWire-PT-09-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-09-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
SDD proceeding with computation,12 properties remain. new max is 1024
SDD size :830 after 1813
BEST_FIRST walk for 40004 steps (1156 resets) in 951 ms. (42 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (81 resets) in 131 ms. (303 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (69 resets) in 185 ms. (215 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40002 steps (13 resets) in 293 ms. (136 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (49 resets) in 253 ms. (157 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (560 resets) in 224 ms. (177 steps per ms) remains 10/10 properties
SDD proceeding with computation,12 properties remain. new max is 2048
SDD size :1813 after 10557
[2026-05-26 15:01:43] [INFO ] Flow matrix only has 320 transitions (discarded 32 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4113627729623060460.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2963890817005457003.kers'
[2026-05-26 15:01:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4113627729623060460.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2963890817005457003.kers]
Normalized transition count is 319 out of 320 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 319 rows 130 cols 1097 entries
Finished phase 1 with 122 SingleSign rule and 0 generalized
[2026-05-26 15:01:44] [INFO ] Computed 8 invariants in 1 ms
Computed 8 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-2963890817005457003.kers
Total runtime 3 ms.
[2026-05-26 15:01:44] [INFO ] State equation strengthened by 45 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
SDD proceeding with computation,12 properties remain. new max is 4096
SDD size :10557 after 19632
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/102 variables, 102/102 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/102 variables, 1/103 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/102 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Problem FireWire-PT-09-ReachabilityFireability-2024-10 is UNSAT
FORMULA FireWire-PT-09-ReachabilityFireability-2024-10 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 3 (OVERLAPS) 26/128 variables, 7/110 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 26/136 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 319/447 variables, 128/264 constraints. Problems are: Problem set: 1 solved, 9 unsolved
Reachability property FireWire-PT-09-ReachabilityFireability-2024-15 is true.
FORMULA FireWire-PT-09-ReachabilityFireability-2024-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
At refinement iteration 7 (INCLUDED_ONLY) 0/447 variables, 44/308 constraints. Problems are: Problem set: 2 solved, 8 unsolved
Reachability property FireWire-PT-09-ReachabilityFireability-2024-08 is true.
FORMULA FireWire-PT-09-ReachabilityFireability-2024-08 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
At refinement iteration 8 (INCLUDED_ONLY) 0/447 variables, 0/308 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 9 (OVERLAPS) 2/449 variables, 2/310 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/449 variables, 2/312 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/449 variables, 0/312 constraints. Problems are: Problem set: 3 solved, 7 unsolved
SDD proceeding with computation,10 properties remain. new max is 4096
SDD size :19632 after 66226
At refinement iteration 12 (OVERLAPS) 1/450 variables, 1/313 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/450 variables, 0/313 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 14 (OVERLAPS) 0/450 variables, 0/313 constraints. Problems are: Problem set: 3 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 450/450 variables, and 313 constraints, problems are : Problem set: 3 solved, 7 unsolved in 2610 ms.
Refiners :[Domain max(s): 130/130 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 130/130 constraints, ReadFeed: 45/45 constraints, PredecessorRefiner: 10/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/96 variables, 96/96 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/96 variables, 1/97 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/96 variables, 0/97 constraints. Problems are: Problem set: 3 solved, 7 unsolved
Problem FireWire-PT-09-ReachabilityFireability-2024-02 is UNSAT
FORMULA FireWire-PT-09-ReachabilityFireability-2024-02 TRUE TECHNIQUES SMT_REFINEMENT
Problem FireWire-PT-09-ReachabilityFireability-2024-03 is UNSAT
FORMULA FireWire-PT-09-ReachabilityFireability-2024-03 TRUE TECHNIQUES SMT_REFINEMENT
Problem FireWire-PT-09-ReachabilityFireability-2024-04 is UNSAT
FORMULA FireWire-PT-09-ReachabilityFireability-2024-04 TRUE TECHNIQUES SMT_REFINEMENT
Problem FireWire-PT-09-ReachabilityFireability-2024-11 is UNSAT
FORMULA FireWire-PT-09-ReachabilityFireability-2024-11 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 3 (OVERLAPS) 32/128 variables, 7/104 constraints. Problems are: Problem set: 7 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 32/136 constraints. Problems are: Problem set: 7 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 3/139 constraints. Problems are: Problem set: 7 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/139 constraints. Problems are: Problem set: 7 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 319/447 variables, 128/267 constraints. Problems are: Problem set: 7 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/447 variables, 44/311 constraints. Problems are: Problem set: 7 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/447 variables, 2/313 constraints. Problems are: Problem set: 7 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/447 variables, 0/313 constraints. Problems are: Problem set: 7 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 2/449 variables, 2/315 constraints. Problems are: Problem set: 7 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/449 variables, 2/317 constraints. Problems are: Problem set: 7 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/449 variables, 0/317 constraints. Problems are: Problem set: 7 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 1/450 variables, 1/318 constraints. Problems are: Problem set: 7 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/450 variables, 0/318 constraints. Problems are: Problem set: 7 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 0/450 variables, 0/318 constraints. Problems are: Problem set: 7 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 450/450 variables, and 318 constraints, problems are : Problem set: 7 solved, 3 unsolved in 3577 ms.
Refiners :[Domain max(s): 130/130 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 130/130 constraints, ReadFeed: 45/45 constraints, PredecessorRefiner: 7/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6462ms problems are : Problem set: 7 solved, 3 unsolved
Parikh walk visited 0 properties in 454 ms.
Support contains 26 out of 130 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 130/130 places, 352/352 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 130 transition count 349
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 6 place count 127 transition count 343
Iterating global reduction 1 with 3 rules applied. Total rules applied 9 place count 127 transition count 343
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 11 place count 127 transition count 341
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 12 place count 126 transition count 338
Iterating global reduction 2 with 1 rules applied. Total rules applied 13 place count 126 transition count 338
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 14 place count 125 transition count 336
Iterating global reduction 2 with 1 rules applied. Total rules applied 15 place count 125 transition count 336
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 17 place count 124 transition count 335
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -4
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 21 place count 122 transition count 339
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 25 place count 122 transition count 335
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 3 with 8 rules applied. Total rules applied 33 place count 122 transition count 327
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 34 place count 122 transition count 329
Reduce places removed 1 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 37 place count 121 transition count 327
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 39 place count 121 transition count 325
Applied a total of 39 rules in 250 ms. Remains 121 /130 variables (removed 9) and now considering 325/352 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 263 ms. Remains : 121/130 places, 325/352 transitions.
RANDOM walk for 40000 steps (2193 resets) in 220 ms. (180 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (73 resets) in 82 ms. (481 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (1116 resets) in 187 ms. (212 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (62 resets) in 93 ms. (425 steps per ms) remains 3/3 properties
SDD proceeding with computation,10 properties remain. new max is 8192
SDD size :66226 after 764679
Interrupted probabilistic random walk after 644014 steps, run timeout after 3001 ms. (steps per millisecond=214 ) properties seen :1 out of 3
Probabilistic random walk after 644014 steps, saw 144052 distinct states, run finished after 3008 ms. (steps per millisecond=214 ) properties seen :1
FORMULA FireWire-PT-09-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
[2026-05-26 15:01:54] [INFO ] Flow matrix only has 298 transitions (discarded 27 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2316729147669216610.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7128644053252933212.kers'
[2026-05-26 15:01:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2316729147669216610.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7128644053252933212.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 298 rows 121 cols 1027 entries
Finished phase 1 with 113 SingleSign rule and 0 generalized
[2026-05-26 15:01:54] [INFO ] Computed 8 invariants in 1 ms
Computed 8 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-7128644053252933212.kers
Total runtime 2 ms.
[2026-05-26 15:01:54] [INFO ] State equation strengthened by 45 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 60/63 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 56/119 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/119 variables, 3/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/119 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 298/417 variables, 119/130 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/417 variables, 45/175 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/417 variables, 0/175 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/419 variables, 2/177 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/419 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/419 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 419/419 variables, and 177 constraints, problems are : Problem set: 0 solved, 2 unsolved in 851 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 121/121 constraints, ReadFeed: 45/45 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 60/63 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 56/119 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/119 variables, 3/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/119 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 298/417 variables, 119/130 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/417 variables, 45/175 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/417 variables, 2/177 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/417 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 2/419 variables, 2/179 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/419 variables, 0/179 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/419 variables, 0/179 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 419/419 variables, and 179 constraints, problems are : Problem set: 0 solved, 2 unsolved in 520 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 121/121 constraints, ReadFeed: 45/45 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1395ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 529 ms.
Support contains 3 out of 121 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 121/121 places, 325/325 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 120 transition count 323
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 120 transition count 323
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 120 transition count 322
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 5 place count 119 transition count 324
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 7 place count 119 transition count 322
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 8 place count 119 transition count 321
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 9 place count 118 transition count 320
Applied a total of 9 rules in 82 ms. Remains 118 /121 variables (removed 3) and now considering 320/325 (removed 5) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 83 ms. Remains : 118/121 places, 320/325 transitions.
RANDOM walk for 40000 steps (2321 resets) in 243 ms. (163 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (70 resets) in 105 ms. (377 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (68 resets) in 89 ms. (444 steps per ms) remains 2/2 properties
Reachability property FireWire-PT-09-ReachabilityFireability-2024-09 is true.
Interrupted probabilistic random walk after 702063 steps, run timeout after 3001 ms. (steps per millisecond=233 ) properties seen :0 out of 2
Probabilistic random walk after 702063 steps, saw 150753 distinct states, run finished after 3001 ms. (steps per millisecond=233 ) properties seen :0
[2026-05-26 15:01:59] [INFO ] Flow matrix only has 291 transitions (discarded 29 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6295522934814467038.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-498236659409069067.kers'
[2026-05-26 15:01:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6295522934814467038.kers, --Pflows, --basisKERS=/tmp/petrispot-output-498236659409069067.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 291 rows 116 cols 991 entries
Finished phase 1 with 110 SingleSign rule and 0 generalized
[2026-05-26 15:01:59] [INFO ] Computed 8 invariants in 2 ms
Computed 8 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-498236659409069067.kers
Total runtime 3 ms.
[2026-05-26 15:01:59] [INFO ] State equation strengthened by 44 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 58/61 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 240/301 variables, 61/63 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/301 variables, 22/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/301 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 101/402 variables, 50/135 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/402 variables, 3/138 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/402 variables, 22/160 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/402 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1/403 variables, 1/161 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/403 variables, 1/162 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/403 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 6/409 variables, 6/168 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/409 variables, 2/170 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/409 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/409 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 409/409 variables, and 170 constraints, problems are : Problem set: 0 solved, 2 unsolved in 345 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 118/118 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 58/61 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 240/301 variables, 61/63 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/301 variables, 22/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/301 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 101/402 variables, 50/135 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/402 variables, 3/138 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/402 variables, 22/160 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/402 variables, 2/162 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/402 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/403 variables, 1/163 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/403 variables, 1/164 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Reachability property FireWire-PT-09-ReachabilityFireability-2024-01 is true.
SDD proceeding with computation,8 properties remain. new max is 8192
SDD size :764679 after 1.0816e+06
At refinement iteration 13 (INCLUDED_ONLY) 0/403 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 6/409 variables, 6/170 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/409 variables, 2/172 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/409 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/409 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 409/409 variables, and 172 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1018 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 118/118 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1389ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 55 ms.
Support contains 3 out of 118 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 320/320 transitions.
Applied a total of 0 rules in 10 ms. Remains 118 /118 variables (removed 0) and now considering 320/320 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 118/118 places, 320/320 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 320/320 transitions.
Applied a total of 0 rules in 8 ms. Remains 118 /118 variables (removed 0) and now considering 320/320 (removed 0) transitions.
[2026-05-26 15:02:01] [INFO ] Flow matrix only has 291 transitions (discarded 29 similar events)
[2026-05-26 15:02:01] [INFO ] Invariant cache hit.
[2026-05-26 15:02:01] [INFO ] Implicit Places using invariants in 209 ms returned []
[2026-05-26 15:02:01] [INFO ] Flow matrix only has 291 transitions (discarded 29 similar events)
[2026-05-26 15:02:01] [INFO ] Invariant cache hit.
[2026-05-26 15:02:01] [INFO ] State equation strengthened by 44 read => feed constraints.
[2026-05-26 15:02:02] [INFO ] Implicit Places using invariants and state equation in 764 ms returned [12, 36]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 995 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 116/118 places, 320/320 transitions.
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 116 transition count 318
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 114 transition count 318
Applied a total of 4 rules in 42 ms. Remains 114 /116 variables (removed 2) and now considering 318/320 (removed 2) transitions.
[2026-05-26 15:02:02] [INFO ] Flow matrix only has 289 transitions (discarded 29 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9221918171203690860.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15265628743148811844.kers'
[2026-05-26 15:02:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9221918171203690860.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15265628743148811844.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 289 rows 114 cols 989 entries
Finished phase 1 with 108 SingleSign rule and 0 generalized
[2026-05-26 15:02:02] [INFO ] Computed 6 invariants in 1 ms
Computed 6 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15265628743148811844.kers
Total runtime 1 ms.
[2026-05-26 15:02:02] [INFO ] Implicit Places using invariants in 265 ms returned []
[2026-05-26 15:02:02] [INFO ] Flow matrix only has 289 transitions (discarded 29 similar events)
[2026-05-26 15:02:02] [INFO ] Invariant cache hit.
[2026-05-26 15:02:02] [INFO ] State equation strengthened by 44 read => feed constraints.
[2026-05-26 15:02:02] [INFO ] Implicit Places using invariants and state equation in 384 ms returned []
Implicit Place search using SMT with State Equation took 651 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 114/118 places, 318/320 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1698 ms. Remains : 114/118 places, 318/320 transitions.
RANDOM walk for 40000 steps (2310 resets) in 158 ms. (251 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (68 resets) in 45 ms. (869 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (66 resets) in 41 ms. (952 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 845135 steps, run timeout after 3001 ms. (steps per millisecond=281 ) properties seen :0 out of 2
Probabilistic random walk after 845135 steps, saw 178252 distinct states, run finished after 3001 ms. (steps per millisecond=281 ) properties seen :0
[2026-05-26 15:02:05] [INFO ] Flow matrix only has 289 transitions (discarded 29 similar events)
[2026-05-26 15:02:05] [INFO ] Invariant cache hit.
[2026-05-26 15:02:05] [INFO ] State equation strengthened by 44 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 58/61 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 240/301 variables, 61/63 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/301 variables, 22/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/301 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 99/400 variables, 50/135 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/400 variables, 3/138 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/400 variables, 22/160 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/400 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1/401 variables, 1/161 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/401 variables, 1/162 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/401 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/403 variables, 2/164 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/403 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/403 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 403/403 variables, and 164 constraints, problems are : Problem set: 0 solved, 2 unsolved in 350 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 114/114 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 58/61 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 240/301 variables, 61/63 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/301 variables, 22/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/301 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 99/400 variables, 50/135 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/400 variables, 3/138 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/400 variables, 22/160 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/400 variables, 2/162 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/400 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/401 variables, 1/163 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/401 variables, 1/164 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/401 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/403 variables, 2/166 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/403 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/403 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 403/403 variables, and 166 constraints, problems are : Problem set: 0 solved, 2 unsolved in 867 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 114/114 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1226ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 74 ms.
Support contains 3 out of 114 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 114/114 places, 318/318 transitions.
Applied a total of 0 rules in 8 ms. Remains 114 /114 variables (removed 0) and now considering 318/318 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 114/114 places, 318/318 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 114/114 places, 318/318 transitions.
Applied a total of 0 rules in 13 ms. Remains 114 /114 variables (removed 0) and now considering 318/318 (removed 0) transitions.
[2026-05-26 15:02:07] [INFO ] Flow matrix only has 289 transitions (discarded 29 similar events)
[2026-05-26 15:02:07] [INFO ] Invariant cache hit.
[2026-05-26 15:02:07] [INFO ] Implicit Places using invariants in 405 ms returned []
[2026-05-26 15:02:07] [INFO ] Flow matrix only has 289 transitions (discarded 29 similar events)
[2026-05-26 15:02:07] [INFO ] Invariant cache hit.
[2026-05-26 15:02:07] [INFO ] State equation strengthened by 44 read => feed constraints.
[2026-05-26 15:02:07] [INFO ] Implicit Places using invariants and state equation in 310 ms returned []
Implicit Place search using SMT with State Equation took 727 ms to find 0 implicit places.
[2026-05-26 15:02:07] [INFO ] Redundant transitions in 29 ms returned []
Running 316 sub problems to find dead transitions.
[2026-05-26 15:02:07] [INFO ] Flow matrix only has 289 transitions (discarded 29 similar events)
[2026-05-26 15:02:07] [INFO ] Invariant cache hit.
[2026-05-26 15:02:07] [INFO ] State equation strengthened by 44 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/113 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 316 unsolved
Reachability property FireWire-PT-09-ReachabilityFireability-2024-06 is true.
At refinement iteration 1 (INCLUDED_ONLY) 0/113 variables, 7/13 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/113 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/113 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/113 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 5 (OVERLAPS) 289/402 variables, 113/128 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/402 variables, 44/172 constraints. Problems are: Problem set: 0 solved, 316 unsolved
SDD proceeding with computation,7 properties remain. new max is 8192
SDD size :1.0816e+06 after 3.14164e+06
At refinement iteration 7 (INCLUDED_ONLY) 0/402 variables, 1/173 constraints. Problems are: Problem set: 0 solved, 316 unsolved
Reachability property FireWire-PT-09-ReachabilityFireability-2024-07 is true.
FORMULA FireWire-PT-09-ReachabilityFireability-2024-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property FireWire-PT-09-ReachabilityFireability-2024-05 is true.
FORMULA FireWire-PT-09-ReachabilityFireability-2024-05 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,5 properties remain. new max is 8192
SDD size :3.14164e+06 after 3.27846e+06
At refinement iteration 8 (INCLUDED_ONLY) 0/402 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 9 (OVERLAPS) 1/403 variables, 1/174 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 316 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 403/403 variables, and 174 constraints, problems are : Problem set: 0 solved, 316 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 114/114 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 316/316 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 316 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/113 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/113 variables, 10/16 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/113 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 3 (OVERLAPS) 289/402 variables, 113/129 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/402 variables, 44/173 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/402 variables, 316/489 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/402 variables, 2/491 constraints. Problems are: Problem set: 0 solved, 316 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/402 variables, 1/492 constraints. Problems are: Problem set: 0 solved, 316 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 402/403 variables, and 492 constraints, problems are : Problem set: 0 solved, 316 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 113/114 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 316/316 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60339ms problems are : Problem set: 0 solved, 316 unsolved
Search for dead transitions found 0 dead transitions in 60343ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61154 ms. Remains : 114/114 places, 318/318 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 87593 ms.

BK_STOP 1779807788399

--------------------
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="FireWire-PT-09"
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 FireWire-PT-09, 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 r130-smll-177955809000215"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FireWire-PT-09.tgz
mv FireWire-PT-09 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 ;