About the Execution of ITS-Tools for FireWire-PT-13
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 1939403.00 | 0.00 | 0.00 | FTFFTTFTTTFTFFFT | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r086-smll-174860102300343.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is FireWire-PT-13, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r086-smll-174860102300343
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 552K
-rw-r--r-- 1 mcc users 6.9K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 35K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.6K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 88K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 153K May 29 14:32 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-13-ReachabilityFireability-2025-00
FORMULA_NAME FireWire-PT-13-ReachabilityFireability-2025-01
FORMULA_NAME FireWire-PT-13-ReachabilityFireability-2025-02
FORMULA_NAME FireWire-PT-13-ReachabilityFireability-2025-03
FORMULA_NAME FireWire-PT-13-ReachabilityFireability-2025-04
FORMULA_NAME FireWire-PT-13-ReachabilityFireability-2025-05
FORMULA_NAME FireWire-PT-13-ReachabilityFireability-2025-06
FORMULA_NAME FireWire-PT-13-ReachabilityFireability-2025-07
FORMULA_NAME FireWire-PT-13-ReachabilityFireability-2025-08
FORMULA_NAME FireWire-PT-13-ReachabilityFireability-2025-09
FORMULA_NAME FireWire-PT-13-ReachabilityFireability-2025-10
FORMULA_NAME FireWire-PT-13-ReachabilityFireability-2025-11
FORMULA_NAME FireWire-PT-13-ReachabilityFireability-2025-12
FORMULA_NAME FireWire-PT-13-ReachabilityFireability-2025-13
FORMULA_NAME FireWire-PT-13-ReachabilityFireability-2025-14
FORMULA_NAME FireWire-PT-13-ReachabilityFireability-2025-15
=== Now, execution of the tool begins
BK_START 1748876993861
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-13
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-02 15:09:55] [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]
[2025-06-02 15:09:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 15:09:56] [INFO ] Load time of PNML (sax parser for PT used): 150 ms
[2025-06-02 15:09:56] [INFO ] Transformed 205 places.
[2025-06-02 15:09:56] [INFO ] Transformed 610 transitions.
[2025-06-02 15:09:56] [INFO ] Found NUPN structural information;
[2025-06-02 15:09:56] [INFO ] Parsed PT model containing 205 places and 610 transitions and 2309 arcs in 318 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 25 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 68 transitions
Reduce redundant transitions removed 68 transitions.
RANDOM walk for 40000 steps (1153 resets) in 2100 ms. (19 steps per ms) remains 8/16 properties
FORMULA FireWire-PT-13-ReachabilityFireability-2025-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FireWire-PT-13-ReachabilityFireability-2025-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FireWire-PT-13-ReachabilityFireability-2025-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FireWire-PT-13-ReachabilityFireability-2025-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FireWire-PT-13-ReachabilityFireability-2025-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FireWire-PT-13-ReachabilityFireability-2025-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FireWire-PT-13-ReachabilityFireability-2025-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FireWire-PT-13-ReachabilityFireability-2025-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-06-02 15:09:57] [INFO ] Flatten gal took : 336 ms
BEST_FIRST walk for 40002 steps (408 resets) in 478 ms. (83 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 290 ms. (137 steps per ms) remains 8/8 properties
[2025-06-02 15:09:57] [INFO ] Flatten gal took : 142 ms
BEST_FIRST walk for 40003 steps (237 resets) in 170 ms. (233 steps per ms) remains 8/8 properties
[2025-06-02 15:09:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10851962749371640151.gal : 58 ms
[2025-06-02 15:09:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4177520714409902477.prop : 11 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10851962749371640151.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4177520714409902477.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40003 steps (310 resets) in 403 ms. (99 steps per ms) remains 8/8 properties
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality4177520714409902477.prop.
SDD proceeding with computation,8 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,8 properties remain. new max is 8
SDD size :4 after 5
SDD proceeding with computation,8 properties remain. new max is 16
SDD size :5 after 25
SDD proceeding with computation,8 properties remain. new max is 32
SDD size :25 after 45
BEST_FIRST walk for 40002 steps (8 resets) in 875 ms. (45 steps per ms) remains 8/8 properties
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :45 after 65
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :65 after 105
BEST_FIRST walk for 40003 steps (306 resets) in 157 ms. (253 steps per ms) remains 8/8 properties
SDD proceeding with computation,8 properties remain. new max is 256
SDD size :105 after 166
BEST_FIRST walk for 40003 steps (16 resets) in 286 ms. (139 steps per ms) remains 8/8 properties
SDD proceeding with computation,8 properties remain. new max is 512
SDD size :166 after 239
BEST_FIRST walk for 40003 steps (263 resets) in 223 ms. (178 steps per ms) remains 8/8 properties
[2025-06-02 15:09:57] [INFO ] Flow matrix only has 504 transitions (discarded 38 similar events)
// Phase 1: matrix 504 rows 205 cols
[2025-06-02 15:09:57] [INFO ] Computed 10 invariants in 21 ms
Reachability property FireWire-PT-13-ReachabilityFireability-2025-09 is true.
FORMULA FireWire-PT-13-ReachabilityFireability-2025-09 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,7 properties remain. new max is 512
SDD size :239 after 342
[2025-06-02 15:09:57] [INFO ] State equation strengthened by 73 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Reachability property FireWire-PT-13-ReachabilityFireability-2025-01 is true.
FORMULA FireWire-PT-13-ReachabilityFireability-2025-01 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,6 properties remain. new max is 512
SDD size :342 after 608
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,6 properties remain. new max is 1024
SDD size :608 after 941
SDD proceeding with computation,6 properties remain. new max is 2048
SDD size :941 after 3371
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 85/85 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 0/85 constraints. Problems are: Problem set: 2 solved, 6 unsolved
Problem FireWire-PT-13-ReachabilityFireability-2025-00 is UNSAT
FORMULA FireWire-PT-13-ReachabilityFireability-2025-00 FALSE TECHNIQUES SMT_REFINEMENT
Problem FireWire-PT-13-ReachabilityFireability-2025-06 is UNSAT
FORMULA FireWire-PT-13-ReachabilityFireability-2025-06 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 108/193 variables, 7/92 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 108/200 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 0/200 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 9/202 variables, 3/203 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 9/212 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/212 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 503/705 variables, 202/414 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/705 variables, 72/486 constraints. Problems are: Problem set: 4 solved, 4 unsolved
SDD proceeding with computation,6 properties remain. new max is 4096
SDD size :3371 after 11190
At refinement iteration 10 (INCLUDED_ONLY) 0/705 variables, 0/486 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 3/708 variables, 3/489 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/708 variables, 3/492 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/708 variables, 0/492 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 1/709 variables, 1/493 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/709 variables, 0/493 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 0/709 variables, 0/493 constraints. Problems are: Problem set: 4 solved, 4 unsolved
No progress, stopping.
SDD proceeding with computation,6 properties remain. new max is 8192
SDD size :11190 after 24174
After SMT solving in domain Real declared 709/709 variables, and 493 constraints, problems are : Problem set: 4 solved, 4 unsolved in 3247 ms.
Refiners :[Domain max(s): 205/205 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 205/205 constraints, ReadFeed: 73/73 constraints, PredecessorRefiner: 8/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 4 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 78/78 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 4 solved, 4 unsolved
Problem FireWire-PT-13-ReachabilityFireability-2025-07 is UNSAT
FORMULA FireWire-PT-13-ReachabilityFireability-2025-07 TRUE TECHNIQUES SMT_REFINEMENT
Problem FireWire-PT-13-ReachabilityFireability-2025-11 is UNSAT
FORMULA FireWire-PT-13-ReachabilityFireability-2025-11 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 115/193 variables, 7/85 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 115/200 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 0/200 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 9/202 variables, 3/203 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 9/212 constraints. Problems are: Problem set: 6 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:10:01] [INFO ] Deduced a trap composed of 36 places in 97 ms of which 12 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 1/213 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/202 variables, 0/213 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 503/705 variables, 202/415 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/705 variables, 72/487 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/705 variables, 2/489 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/705 variables, 0/489 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 3/708 variables, 3/492 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/708 variables, 3/495 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/708 variables, 0/495 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 1/709 variables, 1/496 constraints. Problems are: Problem set: 6 solved, 2 unsolved
SDD proceeding with computation,6 properties remain. new max is 16384
SDD size :24174 after 73768
At refinement iteration 17 (INCLUDED_ONLY) 0/709 variables, 0/496 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/709 variables, 0/496 constraints. Problems are: Problem set: 6 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 709/709 variables, and 496 constraints, problems are : Problem set: 6 solved, 2 unsolved in 3966 ms.
Refiners :[Domain max(s): 205/205 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 205/205 constraints, ReadFeed: 73/73 constraints, PredecessorRefiner: 4/5 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7407ms problems are : Problem set: 6 solved, 2 unsolved
Parikh walk visited 0 properties in 286 ms.
Support contains 12 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 542/542 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 205 transition count 539
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 3 Pre rules applied. Total rules applied 3 place count 205 transition count 536
Deduced a syphon composed of 3 places in 2 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 9 place count 202 transition count 536
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 14 place count 197 transition count 526
Iterating global reduction 1 with 5 rules applied. Total rules applied 19 place count 197 transition count 526
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 22 place count 197 transition count 523
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 24 place count 195 transition count 517
Iterating global reduction 2 with 2 rules applied. Total rules applied 26 place count 195 transition count 517
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 27 place count 194 transition count 515
Iterating global reduction 2 with 1 rules applied. Total rules applied 28 place count 194 transition count 515
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 29 place count 193 transition count 512
Iterating global reduction 2 with 1 rules applied. Total rules applied 30 place count 193 transition count 512
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 31 place count 192 transition count 510
Iterating global reduction 2 with 1 rules applied. Total rules applied 32 place count 192 transition count 510
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 33 place count 191 transition count 507
Iterating global reduction 2 with 1 rules applied. Total rules applied 34 place count 191 transition count 507
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 35 place count 190 transition count 505
Iterating global reduction 2 with 1 rules applied. Total rules applied 36 place count 190 transition count 505
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 37 place count 189 transition count 502
Iterating global reduction 2 with 1 rules applied. Total rules applied 38 place count 189 transition count 502
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 39 place count 188 transition count 500
Iterating global reduction 2 with 1 rules applied. Total rules applied 40 place count 188 transition count 500
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 41 place count 187 transition count 497
Iterating global reduction 2 with 1 rules applied. Total rules applied 42 place count 187 transition count 497
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 43 place count 186 transition count 495
Iterating global reduction 2 with 1 rules applied. Total rules applied 44 place count 186 transition count 495
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 45 place count 185 transition count 493
Iterating global reduction 2 with 1 rules applied. Total rules applied 46 place count 185 transition count 493
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 47 place count 184 transition count 491
Iterating global reduction 2 with 1 rules applied. Total rules applied 48 place count 184 transition count 491
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 52 place count 182 transition count 489
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 3 places in 2 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 58 place count 179 transition count 495
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 64 place count 179 transition count 489
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 3 with 9 rules applied. Total rules applied 73 place count 179 transition count 480
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 74 place count 179 transition count 482
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 77 place count 178 transition count 480
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 79 place count 178 transition count 478
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 80 place count 177 transition count 477
Applied a total of 80 rules in 339 ms. Remains 177 /205 variables (removed 28) and now considering 477/542 (removed 65) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 349 ms. Remains : 177/205 places, 477/542 transitions.
RANDOM walk for 40000 steps (1262 resets) in 229 ms. (173 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (278 resets) in 79 ms. (500 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (262 resets) in 106 ms. (373 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 506960 steps, run timeout after 3001 ms. (steps per millisecond=168 ) properties seen :0 out of 2
Probabilistic random walk after 506960 steps, saw 125574 distinct states, run finished after 3008 ms. (steps per millisecond=168 ) properties seen :0
[2025-06-02 15:10:09] [INFO ] Flow matrix only has 442 transitions (discarded 35 similar events)
// Phase 1: matrix 442 rows 177 cols
[2025-06-02 15:10:09] [INFO ] Computed 10 invariants in 14 ms
[2025-06-02 15:10:09] [INFO ] State equation strengthened by 65 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 150/162 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/162 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 436/598 variables, 162/168 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/598 variables, 65/233 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/598 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 20/618 variables, 14/247 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/618 variables, 4/251 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/618 variables, 0/251 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1/619 variables, 1/252 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/619 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/619 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 619/619 variables, and 252 constraints, problems are : Problem set: 0 solved, 2 unsolved in 468 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 177/177 constraints, ReadFeed: 65/65 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
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 150/162 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/162 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 436/598 variables, 162/168 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/598 variables, 65/233 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/598 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/598 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 20/618 variables, 14/248 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/618 variables, 4/252 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/618 variables, 1/253 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:10:10] [INFO ] Deduced a trap composed of 33 places in 71 ms of which 4 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/618 variables, 1/254 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/618 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 1/619 variables, 1/255 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/619 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/619 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 619/619 variables, and 255 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1535 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 177/177 constraints, ReadFeed: 65/65 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2040ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 245 ms.
Support contains 12 out of 177 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 177/177 places, 477/477 transitions.
Applied a total of 0 rules in 15 ms. Remains 177 /177 variables (removed 0) and now considering 477/477 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 177/177 places, 477/477 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 177/177 places, 477/477 transitions.
Applied a total of 0 rules in 13 ms. Remains 177 /177 variables (removed 0) and now considering 477/477 (removed 0) transitions.
[2025-06-02 15:10:11] [INFO ] Flow matrix only has 442 transitions (discarded 35 similar events)
[2025-06-02 15:10:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:10:11] [INFO ] Implicit Places using invariants in 171 ms returned []
[2025-06-02 15:10:11] [INFO ] Flow matrix only has 442 transitions (discarded 35 similar events)
[2025-06-02 15:10:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
SDD proceeding with computation,6 properties remain. new max is 32768
SDD size :73768 after 361280
[2025-06-02 15:10:11] [INFO ] State equation strengthened by 65 read => feed constraints.
[2025-06-02 15:10:12] [INFO ] Implicit Places using invariants and state equation in 589 ms returned [19, 66, 126]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 775 ms to find 3 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 174/177 places, 477/477 transitions.
Applied a total of 0 rules in 26 ms. Remains 174 /174 variables (removed 0) and now considering 477/477 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 816 ms. Remains : 174/177 places, 477/477 transitions.
RANDOM walk for 40000 steps (1281 resets) in 251 ms. (158 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (275 resets) in 87 ms. (454 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (278 resets) in 98 ms. (404 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 565621 steps, run timeout after 3001 ms. (steps per millisecond=188 ) properties seen :0 out of 2
Probabilistic random walk after 565621 steps, saw 138609 distinct states, run finished after 3001 ms. (steps per millisecond=188 ) properties seen :0
[2025-06-02 15:10:15] [INFO ] Flow matrix only has 442 transitions (discarded 35 similar events)
// Phase 1: matrix 442 rows 174 cols
[2025-06-02 15:10:15] [INFO ] Computed 7 invariants in 3 ms
[2025-06-02 15:10:15] [INFO ] State equation strengthened by 65 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 146/158 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/158 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 433/591 variables, 158/162 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/591 variables, 65/227 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/591 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 23/614 variables, 14/241 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/614 variables, 3/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/614 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/616 variables, 2/246 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/616 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/616 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 616/616 variables, and 246 constraints, problems are : Problem set: 0 solved, 2 unsolved in 357 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 174/174 constraints, ReadFeed: 65/65 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
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 146/158 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/158 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 433/591 variables, 158/162 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/591 variables, 65/227 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/591 variables, 1/228 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/591 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 23/614 variables, 14/242 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/614 variables, 3/245 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/614 variables, 1/246 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:10:16] [INFO ] Deduced a trap composed of 33 places in 57 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/614 variables, 1/247 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/614 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/616 variables, 2/249 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/616 variables, 0/249 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/616 variables, 0/249 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 616/616 variables, and 249 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1308 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 174/174 constraints, ReadFeed: 65/65 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1687ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 291 ms.
Support contains 12 out of 174 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 174/174 places, 477/477 transitions.
Applied a total of 0 rules in 20 ms. Remains 174 /174 variables (removed 0) and now considering 477/477 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 174/174 places, 477/477 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 174/174 places, 477/477 transitions.
Applied a total of 0 rules in 19 ms. Remains 174 /174 variables (removed 0) and now considering 477/477 (removed 0) transitions.
[2025-06-02 15:10:17] [INFO ] Flow matrix only has 442 transitions (discarded 35 similar events)
[2025-06-02 15:10:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:10:17] [INFO ] Implicit Places using invariants in 161 ms returned []
[2025-06-02 15:10:17] [INFO ] Flow matrix only has 442 transitions (discarded 35 similar events)
[2025-06-02 15:10:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:10:17] [INFO ] State equation strengthened by 65 read => feed constraints.
[2025-06-02 15:10:18] [INFO ] Implicit Places using invariants and state equation in 493 ms returned []
Implicit Place search using SMT with State Equation took 656 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 15:10:18] [INFO ] Redundant transitions in 34 ms returned []
Running 471 sub problems to find dead transitions.
[2025-06-02 15:10:18] [INFO ] Flow matrix only has 442 transitions (discarded 35 similar events)
[2025-06-02 15:10:18] [INFO ] Invariant cache hit.
[2025-06-02 15:10:18] [INFO ] State equation strengthened by 65 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/174 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 471 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:10:21] [INFO ] Deduced a trap composed of 33 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:10:21] [INFO ] Deduced a trap composed of 63 places in 166 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:10:21] [INFO ] Deduced a trap composed of 17 places in 199 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:10:21] [INFO ] Deduced a trap composed of 23 places in 178 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:10:21] [INFO ] Deduced a trap composed of 32 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:10:22] [INFO ] Deduced a trap composed of 25 places in 173 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:10:22] [INFO ] Deduced a trap composed of 33 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:10:24] [INFO ] Deduced a trap composed of 17 places in 136 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:10:24] [INFO ] Deduced a trap composed of 17 places in 134 ms of which 9 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/174 variables, 9/16 constraints. Problems are: Problem set: 0 solved, 471 unsolved
SDD proceeding with computation,6 properties remain. new max is 65536
SDD size :361280 after 1.24803e+06
At refinement iteration 2 (INCLUDED_ONLY) 0/174 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 471 unsolved
At refinement iteration 3 (OVERLAPS) 442/616 variables, 174/190 constraints. Problems are: Problem set: 0 solved, 471 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/616 variables, 65/255 constraints. Problems are: Problem set: 0 solved, 471 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:10:34] [INFO ] Deduced a trap composed of 40 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:10:38] [INFO ] Deduced a trap composed of 33 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:10:39] [INFO ] Deduced a trap composed of 45 places in 60 ms of which 4 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/616 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 471 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 616/616 variables, and 258 constraints, problems are : Problem set: 0 solved, 471 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 174/174 constraints, ReadFeed: 65/65 constraints, PredecessorRefiner: 471/471 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 471 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/174 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 471 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/174 variables, 12/19 constraints. Problems are: Problem set: 0 solved, 471 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:10:51] [INFO ] Deduced a trap composed of 14 places in 147 ms of which 11 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/174 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 471 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/174 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 471 unsolved
At refinement iteration 4 (OVERLAPS) 442/616 variables, 174/194 constraints. Problems are: Problem set: 0 solved, 471 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/616 variables, 65/259 constraints. Problems are: Problem set: 0 solved, 471 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/616 variables, 471/730 constraints. Problems are: Problem set: 0 solved, 471 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:11:05] [INFO ] Deduced a trap composed of 41 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:11:06] [INFO ] Deduced a trap composed of 32 places in 59 ms of which 3 ms to minimize.
SDD proceeding with computation,6 properties remain. new max is 131072
SDD size :1.24803e+06 after 7.82362e+06
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 616/616 variables, and 732 constraints, problems are : Problem set: 0 solved, 471 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 174/174 constraints, ReadFeed: 65/65 constraints, PredecessorRefiner: 471/471 constraints, Known Traps: 15/15 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60460ms problems are : Problem set: 0 solved, 471 unsolved
Search for dead transitions found 0 dead transitions in 60477ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61201 ms. Remains : 174/174 places, 477/477 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 133 edges and 174 vertex of which 26 / 174 are part of one of the 5 SCC in 3 ms
Free SCC test removed 21 places
Drop transitions (Empty/Sink Transition effects.) removed 101 transitions
Ensure Unique test removed 33 transitions
Reduce isomorphic transitions removed 134 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 152 transition count 342
Drop transitions (Redundant composition of simpler transitions.) removed 13 transitions
Redundant transition composition rules discarded 13 transitions
Iterating global reduction 0 with 13 rules applied. Total rules applied 16 place count 152 transition count 329
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 17 place count 152 transition count 328
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 18 place count 151 transition count 328
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 18 place count 151 transition count 327
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 20 place count 150 transition count 327
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 22 place count 149 transition count 326
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 24 place count 148 transition count 326
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 25 place count 148 transition count 325
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 3 with 3 rules applied. Total rules applied 28 place count 148 transition count 322
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 30 place count 147 transition count 321
Free-agglomeration rule applied 5 times with reduction of 2 identical transitions.
Iterating global reduction 3 with 5 rules applied. Total rules applied 35 place count 147 transition count 314
Reduce places removed 5 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 43 place count 142 transition count 311
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 4 with 3 rules applied. Total rules applied 46 place count 142 transition count 311
Applied a total of 46 rules in 88 ms. Remains 142 /174 variables (removed 32) and now considering 311/477 (removed 166) transitions.
Running SMT prover for 2 properties.
[2025-06-02 15:11:18] [INFO ] Flow matrix only has 310 transitions (discarded 1 similar events)
// Phase 1: matrix 310 rows 142 cols
[2025-06-02 15:11:18] [INFO ] Computed 7 invariants in 2 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 15:11:18] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2025-06-02 15:11:18] [INFO ] After 62ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 15:11:18] [INFO ] [Nat]Absence check using 7 positive place invariants in 4 ms returned sat
[2025-06-02 15:11:18] [INFO ] After 203ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 15:11:19] [INFO ] Deduced a trap composed of 23 places in 43 ms of which 2 ms to minimize.
[2025-06-02 15:11:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 72 ms
TRAPS : Iteration 1
[2025-06-02 15:11:19] [INFO ] After 400ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-06-02 15:11:19] [INFO ] After 507ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2025-06-02 15:11:19] [INFO ] Flatten gal took : 37 ms
[2025-06-02 15:11:19] [INFO ] Flatten gal took : 35 ms
[2025-06-02 15:11:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14181852330587299076.gal : 7 ms
[2025-06-02 15:11:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4326698887441170773.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14181852330587299076.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4326698887441170773.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality4326698887441170773.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 3
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :3 after 16
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :16 after 18
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :18 after 45
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :45 after 284
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :284 after 575
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :575 after 1082
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1082 after 4529
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :4529 after 36839
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :36839 after 230761
Invariant property FireWire-PT-13-ReachabilityFireability-2025-13 does not hold.
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :230761 after 6.30928e+06
Reachability property FireWire-PT-13-ReachabilityFireability-2025-05 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 4097 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,1.07016e+07,5.00121,53880,2,4479,19,115900,6,0,879,163646,0
Total reachable state count : 10701626
Verifying 2 reachability properties.
Reachability property FireWire-PT-13-ReachabilityFireability-2025-05 is true.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 15805 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-02 15:11:34] [INFO ] Flatten gal took : 54 ms
[2025-06-02 15:11:34] [INFO ] Applying decomposition
[2025-06-02 15:11:34] [INFO ] Flatten gal took : 37 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph14604444438081986487.txt' '-o' '/tmp/graph14604444438081986487.bin' '-w' '/tmp/graph14604444438081986487.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph14604444438081986487.bin' '-l' '-1' '-v' '-w' '/tmp/graph14604444438081986487.weights' '-q' '0' '-e' '0.001'
[2025-06-02 15:11:34] [INFO ] Decomposing Gal with order
[2025-06-02 15:11:34] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 15:11:34] [INFO ] Removed a total of 862 redundant transitions.
[2025-06-02 15:11:35] [INFO ] Flatten gal took : 138 ms
[2025-06-02 15:11:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 279 labels/synchronizations in 45 ms.
[2025-06-02 15:11:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8953671038138423773.gal : 16 ms
[2025-06-02 15:11:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7773426254964219370.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8953671038138423773.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7773426254964219370.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality7773426254964219370.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 65
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :65 after 65
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :65 after 513
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :513 after 4449
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :4449 after 10577
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :37889 after 74273
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :74273 after 426397
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1.27236e+06 after 1.3743e+06
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2.92307e+06 after 3.91577e+06
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :5.43944e+06 after 7.49513e+06
Invariant property FireWire-PT-13-ReachabilityFireability-2025-13 does not hold.
FORMULA FireWire-PT-13-ReachabilityFireability-2025-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2.0608e+07 after 2.42043e+07
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :3.51619e+07 after 3.73497e+07
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :8.25168e+07 after 8.73424e+07
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :1.73622e+08 after 1.74051e+08
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :2.72711e+08 after 2.94777e+08
Detected timeout of ITS tools.
[2025-06-02 15:41:35] [INFO ] Flatten gal took : 31 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin14850915870104938379
[2025-06-02 15:41:35] [INFO ] Applying decomposition
[2025-06-02 15:41:35] [INFO ] Computing symmetric may disable matrix : 477 transitions.
[2025-06-02 15:41:35] [INFO ] Computation of Complete disable matrix. took 7 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 15:41:35] [INFO ] Flatten gal took : 29 ms
[2025-06-02 15:41:35] [INFO ] Computing symmetric may enable matrix : 477 transitions.
[2025-06-02 15:41:35] [INFO ] Computation of Complete enable matrix. took 13 ms. Total solver calls (SAT/UNSAT): 0(0/0)
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph4914594836357771509.txt' '-o' '/tmp/graph4914594836357771509.bin' '-w' '/tmp/graph4914594836357771509.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph4914594836357771509.bin' '-l' '-1' '-v' '-w' '/tmp/graph4914594836357771509.weights' '-q' '0' '-e' '0.001'
[2025-06-02 15:41:35] [INFO ] Decomposing Gal with order
[2025-06-02 15:41:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 15:41:35] [INFO ] Computing Do-Not-Accords matrix : 477 transitions.
[2025-06-02 15:41:35] [INFO ] Removed a total of 744 redundant transitions.
[2025-06-02 15:41:35] [INFO ] Flatten gal took : 64 ms
[2025-06-02 15:41:35] [INFO ] Computation of Completed DNA matrix. took 38 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 15:41:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 120 labels/synchronizations in 20 ms.
[2025-06-02 15:41:35] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability2713865232861083003.gal : 6 ms
[2025-06-02 15:41:35] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability14248483932053489868.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability2713865232861083003.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability14248483932053489868.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
[2025-06-02 15:41:35] [INFO ] Built C files in 301ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14850915870104938379
Running compilation step : cd /tmp/ltsmin14850915870104938379;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Loading property file /tmp/ReachabilityFireability14248483932053489868.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 9
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :9 after 45
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :45 after 195
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :195 after 441
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :441 after 597
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :597 after 7515
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :7515 after 603966
Compilation finished in 1898 ms.
Running link step : cd /tmp/ltsmin14850915870104938379;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 64 ms.
Running LTSmin : cd /tmp/ltsmin14850915870104938379;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'FireWirePT13ReachabilityFireability202505==true'
Reachability property FireWire-PT-13-ReachabilityFireability-2025-05 is true.
FORMULA FireWire-PT-13-ReachabilityFireability-2025-05 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 257 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,1.72389e+07,17.7426,319752,7185,474,392613,7678,796,1.82285e+06,134,84467,0
Total reachable state count : 17238859
Verifying 1 reachability properties.
Reachability property FireWire-PT-13-ReachabilityFireability-2025-05 is true.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FireWire-PT-13-ReachabilityFireability-2025-05,1,17.8056,319752,69,28,392613,7678,816,1.82285e+06,139,84467,0
ITS tools runner thread asked to quit. Dying gracefully.
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Total runtime 1937496 ms.
BK_STOP 1748878933264
--------------------
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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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-13"
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 2-5832"
echo " Executing tool itstools"
echo " Input is FireWire-PT-13, 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 r086-smll-174860102300343"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FireWire-PT-13.tgz
mv FireWire-PT-13 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 ;