About the Execution of ITS-Tools for FireWire-PT-19
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 16199.663 | 3600000.00 | 5202080.00 | 122301.70 | TTFTFT?FF?TTTTFF | normal |
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-177955809000295.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-19, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r130-smll-177955809000295
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 620K
-rw-r--r-- 1 mcc users 6.3K Mar 7 05:17 CTLCardinality.txt
-rw-r--r-- 1 mcc users 62K Mar 7 05:17 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Mar 7 05:17 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Mar 7 05:17 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 10:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 10:09 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 15 10:09 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 10:09 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.2K Mar 7 05:17 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 84K Mar 7 05:17 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.7K Mar 7 05:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K Mar 7 05:17 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 10:09 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 10:09 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 221K 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-19-ReachabilityFireability-2024-00
FORMULA_NAME FireWire-PT-19-ReachabilityFireability-2024-01
FORMULA_NAME FireWire-PT-19-ReachabilityFireability-2024-02
FORMULA_NAME FireWire-PT-19-ReachabilityFireability-2024-03
FORMULA_NAME FireWire-PT-19-ReachabilityFireability-2024-04
FORMULA_NAME FireWire-PT-19-ReachabilityFireability-2024-05
FORMULA_NAME FireWire-PT-19-ReachabilityFireability-2024-06
FORMULA_NAME FireWire-PT-19-ReachabilityFireability-2024-07
FORMULA_NAME FireWire-PT-19-ReachabilityFireability-2024-08
FORMULA_NAME FireWire-PT-19-ReachabilityFireability-2024-09
FORMULA_NAME FireWire-PT-19-ReachabilityFireability-2024-10
FORMULA_NAME FireWire-PT-19-ReachabilityFireability-2024-11
FORMULA_NAME FireWire-PT-19-ReachabilityFireability-2024-12
FORMULA_NAME FireWire-PT-19-ReachabilityFireability-2024-13
FORMULA_NAME FireWire-PT-19-ReachabilityFireability-2024-14
FORMULA_NAME FireWire-PT-19-ReachabilityFireability-2024-15
=== Now, execution of the tool begins
BK_START 1779853256717
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-19
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-27 03:40:59] [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]
[2026-05-27 03:40:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 03:40:59] [INFO ] Load time of PNML (sax parser for PT used): 247 ms
[2026-05-27 03:40:59] [INFO ] Transformed 602 places.
[2026-05-27 03:40:59] [INFO ] Transformed 944 transitions.
[2026-05-27 03:40:59] [INFO ] Found NUPN structural information;
[2026-05-27 03:40:59] [INFO ] Parsed PT model containing 602 places and 944 transitions and 2776 arcs in 470 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 34 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (12 resets) in 2533 ms. (15 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 236 ms. (16 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 73 ms. (54 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (8 resets) in 42 ms. (93 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 104 ms. (38 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 112 ms. (35 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 86 ms. (46 steps per ms) remains 16/16 properties
[2026-05-27 03:41:00] [INFO ] Flatten gal took : 350 ms
BEST_FIRST walk for 4004 steps (8 resets) in 104 ms. (38 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 45 ms. (87 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 16/16 properties
[2026-05-27 03:41:01] [INFO ] Flatten gal took : 269 ms
[2026-05-27 03:41:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3251493845074969068.gal : 98 ms
[2026-05-27 03:41:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11768485067529948693.prop : 14 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/ReachabilityCardinality3251493845074969068.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11768485067529948693.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 ...329
Loading property file /tmp/ReachabilityCardinality11768485067529948693.prop.
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :7 after 13
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :13 after 42
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :42 after 46
SDD proceeding with computation,16 properties remain. new max is 128
SDD size :46 after 51
SDD proceeding with computation,16 properties remain. new max is 256
SDD size :51 after 341
SDD proceeding with computation,16 properties remain. new max is 512
SDD size :341 after 453
SDD proceeding with computation,16 properties remain. new max is 1024
SDD size :453 after 706
SDD proceeding with computation,16 properties remain. new max is 2048
SDD size :706 after 1916
SDD proceeding with computation,16 properties remain. new max is 4096
SDD size :1916 after 14339
Reachability property FireWire-PT-19-ReachabilityFireability-2024-12 is true.
FORMULA FireWire-PT-19-ReachabilityFireability-2024-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Interrupted probabilistic random walk after 249621 steps, run timeout after 3001 ms. (steps per millisecond=83 ) properties seen :5 out of 16
Probabilistic random walk after 249621 steps, saw 64082 distinct states, run finished after 3009 ms. (steps per millisecond=82 ) properties seen :5
FORMULA FireWire-PT-19-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA FireWire-PT-19-ReachabilityFireability-2024-08 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA FireWire-PT-19-ReachabilityFireability-2024-04 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA FireWire-PT-19-ReachabilityFireability-2024-02 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA FireWire-PT-19-ReachabilityFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7581943215146488590.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2142880090586678202.kers'
[2026-05-27 03:41:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7581943215146488590.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2142880090586678202.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 944 rows 602 cols 2776 entries
Finished phase 1 with 589 SingleSign rule and 0 generalized
[2026-05-27 03:41:04] [INFO ] Computed 13 invariants in 4 ms
Computed 13 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-2142880090586678202.kers
Total runtime 7 ms.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/182 variables, 182/182 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/182 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (OVERLAPS) 420/602 variables, 13/195 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/602 variables, 420/615 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/602 variables, 0/615 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 944/1546 variables, 602/1217 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Invariant property FireWire-PT-19-ReachabilityFireability-2024-08 does not hold.
Invariant property FireWire-PT-19-ReachabilityFireability-2024-07 does not hold.
FORMULA FireWire-PT-19-ReachabilityFireability-2024-07 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Invariant property FireWire-PT-19-ReachabilityFireability-2024-04 does not hold.
Invariant property FireWire-PT-19-ReachabilityFireability-2024-02 does not hold.
At refinement iteration 6 (INCLUDED_ONLY) 0/1546 variables, 0/1217 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 0/1546 variables, 0/1217 constraints. Problems are: Problem set: 1 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1546/1546 variables, and 1217 constraints, problems are : Problem set: 1 solved, 9 unsolved in 5046 ms.
Refiners :[Domain max(s): 602/602 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 602/602 constraints, PredecessorRefiner: 10/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/154 variables, 154/154 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/154 variables, 0/154 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 448/602 variables, 13/167 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/602 variables, 448/615 constraints. Problems are: Problem set: 1 solved, 9 unsolved
Reachability property FireWire-PT-19-ReachabilityFireability-2024-00 is true.
SDD proceeding with computation,10 properties remain. new max is 4096
SDD size :14339 after 550009
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 602/1546 variables, and 622 constraints, problems are : Problem set: 1 solved, 9 unsolved in 5015 ms.
Refiners :[Domain max(s): 602/602 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 0/602 constraints, PredecessorRefiner: 4/5 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10257ms problems are : Problem set: 1 solved, 9 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 154 out of 602 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 602/602 places, 944/944 transitions.
Graph (complete) has 1605 edges and 602 vertex of which 593 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.6 ms
Discarding 9 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 75 transitions
Trivial Post-agglo rules discarded 75 transitions
Performed 75 trivial Post agglomeration. Transition count delta: 75
Iterating post reduction 0 with 78 rules applied. Total rules applied 79 place count 593 transition count 866
Reduce places removed 75 places and 0 transitions.
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: 21
Iterating post reduction 1 with 96 rules applied. Total rules applied 175 place count 518 transition count 845
Reduce places removed 21 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 22 rules applied. Total rules applied 197 place count 497 transition count 844
Performed 22 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 22 Pre rules applied. Total rules applied 197 place count 497 transition count 822
Deduced a syphon composed of 22 places in 4 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 3 with 44 rules applied. Total rules applied 241 place count 475 transition count 822
Discarding 71 places :
Symmetric choice reduction at 3 with 71 rule applications. Total rules 312 place count 404 transition count 751
Iterating global reduction 3 with 71 rules applied. Total rules applied 383 place count 404 transition count 751
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 384 place count 404 transition count 750
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 7 Pre rules applied. Total rules applied 384 place count 404 transition count 743
Deduced a syphon composed of 7 places in 5 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 398 place count 397 transition count 743
Discarding 8 places :
Symmetric choice reduction at 4 with 8 rule applications. Total rules 406 place count 389 transition count 728
Iterating global reduction 4 with 8 rules applied. Total rules applied 414 place count 389 transition count 728
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 2 rules applied. Total rules applied 416 place count 389 transition count 726
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 417 place count 388 transition count 726
Performed 28 Post agglomeration using F-continuation condition.Transition count delta: 28
Deduced a syphon composed of 28 places in 3 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 6 with 56 rules applied. Total rules applied 473 place count 360 transition count 698
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -83
Deduced a syphon composed of 17 places in 3 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 6 with 34 rules applied. Total rules applied 507 place count 343 transition count 781
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 6 with 2 rules applied. Total rules applied 509 place count 343 transition count 779
Free-agglomeration rule applied 21 times.
Iterating global reduction 6 with 21 rules applied. Total rules applied 530 place count 343 transition count 758
Reduce places removed 21 places and 0 transitions.
Iterating post reduction 6 with 21 rules applied. Total rules applied 551 place count 322 transition count 758
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 7 with 9 rules applied. Total rules applied 560 place count 322 transition count 758
Applied a total of 560 rules in 677 ms. Remains 322 /602 variables (removed 280) and now considering 758/944 (removed 186) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 711 ms. Remains : 322/602 places, 758/944 transitions.
RANDOM walk for 40000 steps (131 resets) in 500 ms. (79 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40000 steps (33 resets) in 381 ms. (104 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (41 resets) in 187 ms. (212 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40001 steps (86 resets) in 208 ms. (191 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (31 resets) in 1211 ms. (33 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (63 resets) in 216 ms. (184 steps per ms) remains 8/9 properties
FORMULA FireWire-PT-19-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40001 steps (52 resets) in 231 ms. (172 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (50 resets) in 150 ms. (264 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (40 resets) in 104 ms. (380 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (46 resets) in 159 ms. (250 steps per ms) remains 8/8 properties
[2026-05-27 03:41:16] [INFO ] Flow matrix only has 753 transitions (discarded 5 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10321076340853728709.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3542747525389502256.kers'
[2026-05-27 03:41:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10321076340853728709.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3542747525389502256.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 753 rows 322 cols 2581 entries
Finished phase 1 with 312 SingleSign rule and 0 generalized
[2026-05-27 03:41:16] [INFO ] Computed 10 invariants in 8 ms
Computed 10 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-3542747525389502256.kers
Total runtime 9 ms.
[2026-05-27 03:41:16] [INFO ] State equation strengthened by 10 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/133 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 175/308 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 753/1061 variables, 308/318 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1061 variables, 10/328 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1061 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 14/1075 variables, 14/342 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1075 variables, 0/342 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 0/1075 variables, 0/342 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1075/1075 variables, and 342 constraints, problems are : Problem set: 0 solved, 8 unsolved in 1456 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 322/322 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 8/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/133 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 175/308 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Reachability property FireWire-PT-19-ReachabilityFireability-2024-10 is true.
FORMULA FireWire-PT-19-ReachabilityFireability-2024-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
At refinement iteration 3 (INCLUDED_ONLY) 0/308 variables, 2/14 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/308 variables, 1/15 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/308 variables, 3/18 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/308 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 753/1061 variables, 308/326 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1061 variables, 10/336 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1061 variables, 2/338 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1061 variables, 0/338 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 11 (OVERLAPS) 14/1075 variables, 14/352 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1075 variables, 2/354 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1075 variables, 1/355 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1075 variables, 1/356 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1075 variables, 1/357 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1075 variables, 1/358 constraints. Problems are: Problem set: 1 solved, 7 unsolved
SDD proceeding with computation,9 properties remain. new max is 4096
SDD size :550009 after 578869
At refinement iteration 17 (INCLUDED_ONLY) 0/1075 variables, 0/358 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 18 (OVERLAPS) 0/1075 variables, 0/358 constraints. Problems are: Problem set: 1 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1075/1075 variables, and 358 constraints, problems are : Problem set: 1 solved, 7 unsolved in 6558 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 322/322 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 7/5 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 8118ms problems are : Problem set: 1 solved, 7 unsolved
FORMULA FireWire-PT-19-ReachabilityFireability-2024-01 TRUE TECHNIQUES PARIKH_WALK
FORMULA FireWire-PT-19-ReachabilityFireability-2024-13 TRUE TECHNIQUES PARIKH_WALK
SDD proceeding with computation,9 properties remain. new max is 8192
SDD size :578869 after 608753
Parikh walk visited 2 properties in 4467 ms.
Support contains 79 out of 322 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 322/322 places, 758/758 transitions.
Graph (trivial) has 99 edges and 322 vertex of which 2 / 322 are part of one of the 1 SCC in 3 ms
Free SCC test removed 1 places
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 9 place count 321 transition count 748
Reduce places removed 8 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 10 rules applied. Total rules applied 19 place count 313 transition count 746
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 21 place count 311 transition count 746
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 21 place count 311 transition count 741
Deduced a syphon composed of 5 places in 2 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 31 place count 306 transition count 741
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 35 place count 302 transition count 735
Iterating global reduction 3 with 4 rules applied. Total rules applied 39 place count 302 transition count 735
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 2 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 3 with 48 rules applied. Total rules applied 87 place count 278 transition count 711
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 88 place count 277 transition count 709
Iterating global reduction 3 with 1 rules applied. Total rules applied 89 place count 277 transition count 709
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -31
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 3 with 20 rules applied. Total rules applied 109 place count 267 transition count 740
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 111 place count 267 transition count 738
Free-agglomeration rule applied 16 times.
Iterating global reduction 3 with 16 rules applied. Total rules applied 127 place count 267 transition count 722
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 3 with 16 rules applied. Total rules applied 143 place count 251 transition count 722
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 144 place count 251 transition count 721
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 4 with 6 rules applied. Total rules applied 150 place count 251 transition count 721
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 151 place count 251 transition count 720
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 152 place count 251 transition count 719
Applied a total of 152 rules in 171 ms. Remains 251 /322 variables (removed 71) and now considering 719/758 (removed 39) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 172 ms. Remains : 251/322 places, 719/758 transitions.
RANDOM walk for 40000 steps (882 resets) in 252 ms. (158 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (48 resets) in 186 ms. (213 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (171 resets) in 442 ms. (90 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (175 resets) in 75 ms. (526 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (154 resets) in 41 ms. (952 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (140 resets) in 75 ms. (526 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 317697 steps, run timeout after 3001 ms. (steps per millisecond=105 ) properties seen :0 out of 5
Probabilistic random walk after 317697 steps, saw 63454 distinct states, run finished after 3002 ms. (steps per millisecond=105 ) properties seen :0
[2026-05-27 03:41:32] [INFO ] Flow matrix only has 709 transitions (discarded 10 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13257872691850449997.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7740889683077717388.kers'
[2026-05-27 03:41:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13257872691850449997.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7740889683077717388.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 709 rows 251 cols 2569 entries
Finished phase 1 with 241 SingleSign rule and 0 generalized
[2026-05-27 03:41:32] [INFO ] Computed 10 invariants in 3 ms
Computed 10 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-7740889683077717388.kers
Total runtime 5 ms.
[2026-05-27 03:41:32] [INFO ] State equation strengthened by 15 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 163/242 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 709/951 variables, 242/252 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/951 variables, 15/267 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/951 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 9/960 variables, 9/276 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/960 variables, 0/276 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/960 variables, 0/276 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 960/960 variables, and 276 constraints, problems are : Problem set: 0 solved, 5 unsolved in 1379 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 251/251 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 5/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 163/242 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/242 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/242 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 709/951 variables, 242/255 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/951 variables, 15/270 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/951 variables, 1/271 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/951 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 9/960 variables, 9/280 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/960 variables, 2/282 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/960 variables, 1/283 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/960 variables, 1/284 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/960 variables, 0/284 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 0/960 variables, 0/284 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 960/960 variables, and 284 constraints, problems are : Problem set: 0 solved, 5 unsolved in 5492 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 251/251 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 5/3 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 6916ms problems are : Problem set: 0 solved, 5 unsolved
SDD proceeding with computation,9 properties remain. new max is 16384
SDD size :608753 after 1.11924e+06
Parikh walk visited 0 properties in 1156 ms.
Support contains 79 out of 251 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 251/251 places, 719/719 transitions.
Applied a total of 0 rules in 27 ms. Remains 251 /251 variables (removed 0) and now considering 719/719 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 251/251 places, 719/719 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 251/251 places, 719/719 transitions.
Applied a total of 0 rules in 15 ms. Remains 251 /251 variables (removed 0) and now considering 719/719 (removed 0) transitions.
[2026-05-27 03:41:40] [INFO ] Flow matrix only has 709 transitions (discarded 10 similar events)
[2026-05-27 03:41:40] [INFO ] Invariant cache hit.
[2026-05-27 03:41:40] [INFO ] Implicit Places using invariants in 444 ms returned []
[2026-05-27 03:41:40] [INFO ] Flow matrix only has 709 transitions (discarded 10 similar events)
[2026-05-27 03:41:40] [INFO ] Invariant cache hit.
[2026-05-27 03:41:41] [INFO ] State equation strengthened by 15 read => feed constraints.
[2026-05-27 03:41:41] [INFO ] Implicit Places using invariants and state equation in 1010 ms returned []
Implicit Place search using SMT with State Equation took 1477 ms to find 0 implicit places.
[2026-05-27 03:41:42] [INFO ] Redundant transitions in 102 ms returned []
Running 716 sub problems to find dead transitions.
[2026-05-27 03:41:42] [INFO ] Flow matrix only has 709 transitions (discarded 10 similar events)
[2026-05-27 03:41:42] [INFO ] Invariant cache hit.
[2026-05-27 03:41:42] [INFO ] State equation strengthened by 15 read => feed constraints.
Invariant property FireWire-PT-19-ReachabilityFireability-2024-14 does not hold.
FORMULA FireWire-PT-19-ReachabilityFireability-2024-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
At refinement iteration 0 (INCLUDED_ONLY) 0/250 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 1 (OVERLAPS) 1/251 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/251 variables, 10/20 constraints. Problems are: Problem set: 0 solved, 716 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 251/960 variables, and 20 constraints, problems are : Problem set: 0 solved, 716 unsolved in 30096 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 0/251 constraints, ReadFeed: 0/15 constraints, PredecessorRefiner: 716/716 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 716 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/250 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 1 (OVERLAPS) 1/251 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/251 variables, 10/20 constraints. Problems are: Problem set: 0 solved, 716 unsolved
Reachability property FireWire-PT-19-ReachabilityFireability-2024-01 is true.
SDD proceeding with computation,7 properties remain. new max is 16384
SDD size :1.11924e+06 after 5.4746e+06
SDD proceeding with computation,7 properties remain. new max is 32768
SDD size :5.4746e+06 after 8.52367e+06
At refinement iteration 3 (INCLUDED_ONLY) 0/251 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 4 (OVERLAPS) 709/960 variables, 251/271 constraints. Problems are: Problem set: 0 solved, 716 unsolved
SDD proceeding with computation,7 properties remain. new max is 65536
SDD size :8.52367e+06 after 1.12858e+07
At refinement iteration 5 (INCLUDED_ONLY) 0/960 variables, 15/286 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/960 variables, 716/1002 constraints. Problems are: Problem set: 0 solved, 716 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 960/960 variables, and 1002 constraints, problems are : Problem set: 0 solved, 716 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 251/251 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 716/716 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60877ms problems are : Problem set: 0 solved, 716 unsolved
Search for dead transitions found 0 dead transitions in 60908ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62600 ms. Remains : 251/251 places, 719/719 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (complete) has 1163 edges and 251 vertex of which 249 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 249 transition count 709
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 11 place count 249 transition count 708
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 13 place count 248 transition count 708
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 1 with 7 rules applied. Total rules applied 20 place count 248 transition count 701
Free-agglomeration rule applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 22 place count 248 transition count 699
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 24 place count 246 transition count 699
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 2 with 3 rules applied. Total rules applied 27 place count 246 transition count 699
Applied a total of 27 rules in 59 ms. Remains 246 /251 variables (removed 5) and now considering 699/719 (removed 20) transitions.
Running SMT prover for 4 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1212493989327955942.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11243676406226902757.kers'
[2026-05-27 03:42:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1212493989327955942.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11243676406226902757.kers]
Culled 0 columns in 19 ms.
// Phase 1: matrix 699 rows 246 cols 2535 entries
Finished phase 1 with 236 SingleSign rule and 0 generalized
[2026-05-27 03:42:43] [INFO ] Computed 10 invariants in 22 ms
Computed 10 P flows in 23 ms.
Exported basis to /tmp/petrispot-output-11243676406226902757.kers
Total runtime 23 ms.
[2026-05-27 03:42:43] [INFO ] [Real]Absence check using 10 positive place invariants in 21 ms returned sat
[2026-05-27 03:42:43] [INFO ] After 130ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2026-05-27 03:42:43] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
SDD proceeding with computation,7 properties remain. new max is 131072
SDD size :1.12858e+07 after 1.63779e+07
[2026-05-27 03:42:44] [INFO ] After 643ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
TRAPS : Iteration 0
[2026-05-27 03:42:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 112 ms
TRAPS : Iteration 1
[2026-05-27 03:42:44] [INFO ] After 1201ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
[2026-05-27 03:42:44] [INFO ] After 1515ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
[2026-05-27 03:42:44] [INFO ] Flatten gal took : 67 ms
[2026-05-27 03:42:45] [INFO ] Flatten gal took : 60 ms
[2026-05-27 03:42:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10417899983357109595.gal : 11 ms
[2026-05-27 03:42:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4881080611447744746.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/ReachabilityCardinality10417899983357109595.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4881080611447744746.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 ...329
Loading property file /tmp/ReachabilityCardinality4881080611447744746.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 9
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :11 after 13
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :13 after 24
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :24 after 38
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :38 after 73
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :73 after 1014
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1014 after 7470
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :7470 after 22991
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :22991 after 50248
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :50248 after 90274
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :90274 after 493566
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :493566 after 894936
Detected timeout of ITS tools.
[2026-05-27 03:43:00] [INFO ] Flatten gal took : 46 ms
[2026-05-27 03:43:00] [INFO ] Applying decomposition
[2026-05-27 03:43:00] [INFO ] Flatten gal took : 39 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/graph14394051562500054038.txt' '-o' '/tmp/graph14394051562500054038.bin' '-w' '/tmp/graph14394051562500054038.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14394051562500054038.bin' '-l' '-1' '-v' '-w' '/tmp/graph14394051562500054038.weights' '-q' '0' '-e' '0.001'
[2026-05-27 03:43:00] [INFO ] Decomposing Gal with order
[2026-05-27 03:43:00] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-27 03:43:00] [INFO ] Removed a total of 1118 redundant transitions.
[2026-05-27 03:43:00] [INFO ] Flatten gal took : 185 ms
[2026-05-27 03:43:00] [INFO ] Fuse similar labels procedure discarded/fused a total of 204 labels/synchronizations in 53 ms.
[2026-05-27 03:43:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3888197298794174239.gal : 27 ms
[2026-05-27 03:43:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8139971814810671187.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/ReachabilityCardinality3888197298794174239.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8139971814810671187.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/ReachabilityCardinality8139971814810671187.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :1 after 1
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :1 after 1
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :29 after 11005
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :11005 after 8.16087e+07
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 32919 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-27 03:43:16] [INFO ] Flatten gal took : 42 ms
[2026-05-27 03:43:16] [INFO ] Applying decomposition
[2026-05-27 03:43:16] [INFO ] Flatten gal took : 37 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/graph14337945884733053912.txt' '-o' '/tmp/graph14337945884733053912.bin' '-w' '/tmp/graph14337945884733053912.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14337945884733053912.bin' '-l' '-1' '-v' '-w' '/tmp/graph14337945884733053912.weights' '-q' '0' '-e' '0.001'
[2026-05-27 03:43:16] [INFO ] Decomposing Gal with order
[2026-05-27 03:43:16] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-27 03:43:16] [INFO ] Removed a total of 813 redundant transitions.
[2026-05-27 03:43:16] [INFO ] Flatten gal took : 80 ms
[2026-05-27 03:43:16] [INFO ] Fuse similar labels procedure discarded/fused a total of 35 labels/synchronizations in 23 ms.
[2026-05-27 03:43:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10044361911417876671.gal : 15 ms
[2026-05-27 03:43:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1512935778394640694.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/ReachabilityCardinality10044361911417876671.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1512935778394640694.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/ReachabilityCardinality1512935778394640694.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :1 after 1
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :1 after 67
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :67 after 60051
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :60051 after 2.04725e+06
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :2.04725e+06 after 9.74099e+06
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :9.74099e+06 after 2.43318e+10
Reachability property FireWire-PT-19-ReachabilityFireability-2024-03 is true.
FORMULA FireWire-PT-19-ReachabilityFireability-2024-03 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :2.43318e+10 after 2.70798e+12
SDD proceeding with computation,3 properties remain. new max is 1024
SDD size :2.70798e+12 after 3.44109e+14
SDD proceeding with computation,3 properties remain. new max is 2048
SDD size :3.44109e+14 after 3.44143e+14
Invariant property FireWire-PT-19-ReachabilityFireability-2024-15 does not hold.
FORMULA FireWire-PT-19-ReachabilityFireability-2024-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Detected timeout of ITS tools.
[2026-05-27 04:13:20] [INFO ] Flatten gal took : 1176 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin9003058892277459175
[2026-05-27 04:13:22] [INFO ] Applying decomposition
[2026-05-27 04:13:22] [INFO ] Computing symmetric may disable matrix : 719 transitions.
[2026-05-27 04:13:22] [INFO ] Flatten gal took : 582 ms
[2026-05-27 04:13:22] [INFO ] Computation of Complete disable matrix. took 110 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-27 04:13:23] [INFO ] Computing symmetric may enable matrix : 719 transitions.
[2026-05-27 04:13:23] [INFO ] Computation of Complete enable matrix. took 40 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-27 04:13:30] [INFO ] Computing Do-Not-Accords matrix : 719 transitions.
[2026-05-27 04:13:30] [INFO ] Computation of Completed DNA matrix. took 108 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-27 04:13:31] [INFO ] Built C files in 9236ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9003058892277459175
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/graph166181054861754851.txt' '-o' '/tmp/graph166181054861754851.bin' '-w' '/tmp/graph166181054861754851.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph166181054861754851.bin' '-l' '-1' '-v' '-w' '/tmp/graph166181054861754851.weights' '-q' '0' '-e' '0.001'
[2026-05-27 04:13:31] [INFO ] Decomposing Gal with order
[2026-05-27 04:13:31] [INFO ] Rewriting arrays to variables to allow decomposition.
Running compilation step : cd /tmp/ltsmin9003058892277459175;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '360' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2026-05-27 04:13:32] [INFO ] Removed a total of 1064 redundant transitions.
[2026-05-27 04:13:32] [INFO ] Flatten gal took : 247 ms
[2026-05-27 04:13:32] [INFO ] Fuse similar labels procedure discarded/fused a total of 236 labels/synchronizations in 36 ms.
[2026-05-27 04:13:32] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability1675655359750643055.gal : 11 ms
[2026-05-27 04:13:32] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability18390338805734355745.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/ReachabilityFireability1675655359750643055.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability18390338805734355745.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/ReachabilityFireability18390338805734355745.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :1 after 1
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :70 after 742
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :742 after 25249
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :25249 after 641032
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :641032 after 1.37924e+06
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1.37924e+06 after 2.8033e+06
Compilation finished in 4321 ms.
Running link step : cd /tmp/ltsmin9003058892277459175;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 84 ms.
Running LTSmin : cd /tmp/ltsmin9003058892277459175;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'FireWirePT19ReachabilityFireability202406==true'
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2.8033e+06 after 2.70981e+07
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2.70981e+07 after 4.28255e+07
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4.28255e+07 after 1.36049e+09
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :1.36049e+09 after 2.52384e+09
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :2.52384e+09 after 8.78718e+09
WARNING : LTSmin timed out (>450 s) on command cd /tmp/ltsmin9003058892277459175;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'FireWirePT19ReachabilityFireability202406==true'
Running LTSmin : cd /tmp/ltsmin9003058892277459175;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'FireWirePT19ReachabilityFireability202409==true'
WARNING : LTSmin timed out (>450 s) on command cd /tmp/ltsmin9003058892277459175;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'FireWirePT19ReachabilityFireability202409==true'
Retrying LTSmin with larger timeout 14400 s
Running LTSmin : cd /tmp/ltsmin9003058892277459175;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'FireWirePT19ReachabilityFireability202406==true'
BK_TIME_CONFINEMENT_REACHED
--------------------
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-19"
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-19, 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-177955809000295"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FireWire-PT-19.tgz
mv FireWire-PT-19 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 '
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 ;