About the Execution of ITS-Tools for FireWire-PT-14
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 164857.00 | 0.00 | 0.00 | TFFFFFTFFFFTFFFT | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r086-smll-174860102300351.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-14, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r086-smll-174860102300351
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 584K
-rw-r--r-- 1 mcc users 5.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 51K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 65K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 126K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 65K 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-14-ReachabilityFireability-2025-00
FORMULA_NAME FireWire-PT-14-ReachabilityFireability-2025-01
FORMULA_NAME FireWire-PT-14-ReachabilityFireability-2025-02
FORMULA_NAME FireWire-PT-14-ReachabilityFireability-2025-03
FORMULA_NAME FireWire-PT-14-ReachabilityFireability-2025-04
FORMULA_NAME FireWire-PT-14-ReachabilityFireability-2025-05
FORMULA_NAME FireWire-PT-14-ReachabilityFireability-2025-06
FORMULA_NAME FireWire-PT-14-ReachabilityFireability-2025-07
FORMULA_NAME FireWire-PT-14-ReachabilityFireability-2025-08
FORMULA_NAME FireWire-PT-14-ReachabilityFireability-2025-09
FORMULA_NAME FireWire-PT-14-ReachabilityFireability-2025-10
FORMULA_NAME FireWire-PT-14-ReachabilityFireability-2025-11
FORMULA_NAME FireWire-PT-14-ReachabilityFireability-2025-12
FORMULA_NAME FireWire-PT-14-ReachabilityFireability-2025-13
FORMULA_NAME FireWire-PT-14-ReachabilityFireability-2025-14
FORMULA_NAME FireWire-PT-14-ReachabilityFireability-2025-15
=== Now, execution of the tool begins
BK_START 1748883826640
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-14
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-02 17:03:49] [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 17:03:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 17:03:49] [INFO ] Load time of PNML (sax parser for PT used): 236 ms
[2025-06-02 17:03:49] [INFO ] Transformed 205 places.
[2025-06-02 17:03:49] [INFO ] Transformed 610 transitions.
[2025-06-02 17:03:49] [INFO ] Found NUPN structural information;
[2025-06-02 17:03:49] [INFO ] Parsed PT model containing 205 places and 610 transitions and 2315 arcs in 473 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 35 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 71 transitions
Reduce redundant transitions removed 71 transitions.
RANDOM walk for 40000 steps (1142 resets) in 3217 ms. (12 steps per ms) remains 13/16 properties
FORMULA FireWire-PT-14-ReachabilityFireability-2025-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FireWire-PT-14-ReachabilityFireability-2025-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FireWire-PT-14-ReachabilityFireability-2025-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (242 resets) in 954 ms. (41 steps per ms) remains 12/13 properties
FORMULA FireWire-PT-14-ReachabilityFireability-2025-00 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2025-06-02 17:03:51] [INFO ] Flatten gal took : 466 ms
BEST_FIRST walk for 40003 steps (16 resets) in 453 ms. (88 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (8 resets) in 332 ms. (120 steps per ms) remains 12/12 properties
[2025-06-02 17:03:51] [INFO ] Flatten gal took : 177 ms
BEST_FIRST walk for 40004 steps (8 resets) in 369 ms. (108 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (257 resets) in 250 ms. (159 steps per ms) remains 12/12 properties
[2025-06-02 17:03:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9450781816596059886.gal : 107 ms
BEST_FIRST walk for 40003 steps (243 resets) in 404 ms. (98 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (257 resets) in 302 ms. (132 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40001 steps (9 resets) in 170 ms. (233 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (21 resets) in 279 ms. (142 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (27 resets) in 137 ms. (289 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (305 resets) in 157 ms. (253 steps per ms) remains 12/12 properties
[2025-06-02 17:03:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14926716848091226604.prop : 18 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/ReachabilityCardinality9450781816596059886.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14926716848091226604.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40003 steps (567 resets) in 347 ms. (114 steps per ms) remains 12/12 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
BEST_FIRST walk for 40000 steps (10 resets) in 328 ms. (121 steps per ms) remains 11/12 properties
FORMULA FireWire-PT-14-ReachabilityFireability-2025-01 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Loading property file /tmp/ReachabilityCardinality14926716848091226604.prop.
[2025-06-02 17:03:52] [INFO ] Flow matrix only has 501 transitions (discarded 38 similar events)
// Phase 1: matrix 501 rows 205 cols
[2025-06-02 17:03:52] [INFO ] Computed 10 invariants in 19 ms
SDD proceeding with computation,12 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,12 properties remain. new max is 8
SDD size :4 after 5
[2025-06-02 17:03:52] [INFO ] State equation strengthened by 73 read => feed constraints.
SDD proceeding with computation,12 properties remain. new max is 16
SDD size :5 after 25
SDD proceeding with computation,12 properties remain. new max is 32
SDD size :25 after 45
Excessive predecessor constraint size, skipping predecessor.
SDD proceeding with computation,12 properties remain. new max is 64
SDD size :45 after 65
SDD proceeding with computation,12 properties remain. new max is 128
SDD size :65 after 105
Excessive predecessor constraint size, skipping predecessor.
SDD proceeding with computation,12 properties remain. new max is 256
SDD size :105 after 166
SDD proceeding with computation,12 properties remain. new max is 512
SDD size :166 after 239
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,12 properties remain. new max is 1024
SDD size :239 after 325
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 124/124 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/124 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Problem FireWire-PT-14-ReachabilityFireability-2025-04 is UNSAT
FORMULA FireWire-PT-14-ReachabilityFireability-2025-04 FALSE TECHNIQUES SMT_REFINEMENT
Problem FireWire-PT-14-ReachabilityFireability-2025-05 is UNSAT
FORMULA FireWire-PT-14-ReachabilityFireability-2025-05 FALSE TECHNIQUES SMT_REFINEMENT
SDD proceeding with computation,12 properties remain. new max is 2048
SDD size :325 after 905
Problem FireWire-PT-14-ReachabilityFireability-2025-08 is UNSAT
FORMULA FireWire-PT-14-ReachabilityFireability-2025-08 FALSE TECHNIQUES SMT_REFINEMENT
Problem FireWire-PT-14-ReachabilityFireability-2025-09 is UNSAT
FORMULA FireWire-PT-14-ReachabilityFireability-2025-09 FALSE TECHNIQUES SMT_REFINEMENT
Problem FireWire-PT-14-ReachabilityFireability-2025-10 is UNSAT
FORMULA FireWire-PT-14-ReachabilityFireability-2025-10 FALSE TECHNIQUES SMT_REFINEMENT
Problem FireWire-PT-14-ReachabilityFireability-2025-12 is UNSAT
FORMULA FireWire-PT-14-ReachabilityFireability-2025-12 FALSE TECHNIQUES SMT_REFINEMENT
Problem FireWire-PT-14-ReachabilityFireability-2025-14 is UNSAT
FORMULA FireWire-PT-14-ReachabilityFireability-2025-14 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 75/199 variables, 9/133 constraints. Problems are: Problem set: 7 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/199 variables, 75/208 constraints. Problems are: Problem set: 7 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 0/208 constraints. Problems are: Problem set: 7 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 3/202 variables, 1/209 constraints. Problems are: Problem set: 7 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 3/212 constraints. Problems are: Problem set: 7 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/212 constraints. Problems are: Problem set: 7 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 500/702 variables, 202/414 constraints. Problems are: Problem set: 7 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/702 variables, 72/486 constraints. Problems are: Problem set: 7 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/702 variables, 0/486 constraints. Problems are: Problem set: 7 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 3/705 variables, 3/489 constraints. Problems are: Problem set: 7 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/705 variables, 3/492 constraints. Problems are: Problem set: 7 solved, 4 unsolved
SDD proceeding with computation,12 properties remain. new max is 4096
SDD size :905 after 7531
At refinement iteration 13 (INCLUDED_ONLY) 0/705 variables, 0/492 constraints. Problems are: Problem set: 7 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 1/706 variables, 1/493 constraints. Problems are: Problem set: 7 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/706 variables, 0/493 constraints. Problems are: Problem set: 7 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 0/706 variables, 0/493 constraints. Problems are: Problem set: 7 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 706/706 variables, and 493 constraints, problems are : Problem set: 7 solved, 4 unsolved in 1813 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: 11/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 7 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 41/41 constraints. Problems are: Problem set: 7 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/41 constraints. Problems are: Problem set: 7 solved, 4 unsolved
Problem FireWire-PT-14-ReachabilityFireability-2025-06 is UNSAT
FORMULA FireWire-PT-14-ReachabilityFireability-2025-06 TRUE TECHNIQUES SMT_REFINEMENT
Problem FireWire-PT-14-ReachabilityFireability-2025-15 is UNSAT
FORMULA FireWire-PT-14-ReachabilityFireability-2025-15 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 145/186 variables, 6/47 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/186 variables, 145/192 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 0/192 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 16/202 variables, 4/196 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 16/212 constraints. Problems are: Problem set: 9 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:03:54] [INFO ] Deduced a trap composed of 42 places in 109 ms of which 14 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 1/213 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/202 variables, 0/213 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 500/702 variables, 202/415 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/702 variables, 72/487 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/702 variables, 0/487 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 3/705 variables, 3/490 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/705 variables, 3/493 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/705 variables, 1/494 constraints. Problems are: Problem set: 9 solved, 2 unsolved
SDD proceeding with computation,12 properties remain. new max is 8192
SDD size :7531 after 22221
At refinement iteration 15 (INCLUDED_ONLY) 0/705 variables, 0/494 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 1/706 variables, 1/495 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/706 variables, 0/495 constraints. Problems are: Problem set: 9 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/706 variables, 0/495 constraints. Problems are: Problem set: 9 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 706/706 variables, and 495 constraints, problems are : Problem set: 9 solved, 2 unsolved in 3155 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: 4/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5210ms problems are : Problem set: 9 solved, 2 unsolved
Parikh walk visited 0 properties in 1090 ms.
Support contains 15 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 539/539 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 536
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 533
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 533
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 14 place count 197 transition count 523
Iterating global reduction 1 with 5 rules applied. Total rules applied 19 place count 197 transition count 523
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 520
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 24 place count 195 transition count 514
Iterating global reduction 2 with 2 rules applied. Total rules applied 26 place count 195 transition count 514
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 28 place count 193 transition count 510
Iterating global reduction 2 with 2 rules applied. Total rules applied 30 place count 193 transition count 510
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 31 place count 192 transition count 507
Iterating global reduction 2 with 1 rules applied. Total rules applied 32 place count 192 transition count 507
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 33 place count 191 transition count 505
Iterating global reduction 2 with 1 rules applied. Total rules applied 34 place count 191 transition count 505
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 35 place count 190 transition count 502
Iterating global reduction 2 with 1 rules applied. Total rules applied 36 place count 190 transition count 502
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 37 place count 189 transition count 500
Iterating global reduction 2 with 1 rules applied. Total rules applied 38 place count 189 transition count 500
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 39 place count 188 transition count 497
Iterating global reduction 2 with 1 rules applied. Total rules applied 40 place count 188 transition count 497
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 41 place count 187 transition count 495
Iterating global reduction 2 with 1 rules applied. Total rules applied 42 place count 187 transition count 495
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 43 place count 186 transition count 492
Iterating global reduction 2 with 1 rules applied. Total rules applied 44 place count 186 transition count 492
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 45 place count 185 transition count 490
Iterating global reduction 2 with 1 rules applied. Total rules applied 46 place count 185 transition count 490
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 47 place count 184 transition count 488
Iterating global reduction 2 with 1 rules applied. Total rules applied 48 place count 184 transition count 488
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 49 place count 183 transition count 486
Iterating global reduction 2 with 1 rules applied. Total rules applied 50 place count 183 transition count 486
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 56 place count 180 transition count 483
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 58 place count 179 transition count 485
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 60 place count 179 transition count 483
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 3 with 7 rules applied. Total rules applied 67 place count 179 transition count 476
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 68 place count 179 transition count 478
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 71 place count 178 transition count 476
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 73 place count 178 transition count 474
Applied a total of 73 rules in 352 ms. Remains 178 /205 variables (removed 27) and now considering 474/539 (removed 65) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 372 ms. Remains : 178/205 places, 474/539 transitions.
RANDOM walk for 40000 steps (1241 resets) in 305 ms. (130 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 103 ms. (384 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (388 resets) in 125 ms. (317 steps per ms) remains 2/2 properties
Invariant property FireWire-PT-14-ReachabilityFireability-2025-01 does not hold.
SDD proceeding with computation,11 properties remain. new max is 8192
SDD size :22221 after 66857
Interrupted probabilistic random walk after 432739 steps, run timeout after 3001 ms. (steps per millisecond=144 ) properties seen :0 out of 2
Probabilistic random walk after 432739 steps, saw 126068 distinct states, run finished after 3011 ms. (steps per millisecond=143 ) properties seen :0
[2025-06-02 17:04:02] [INFO ] Flow matrix only has 443 transitions (discarded 31 similar events)
// Phase 1: matrix 443 rows 178 cols
[2025-06-02 17:04:02] [INFO ] Computed 10 invariants in 8 ms
[2025-06-02 17:04:02] [INFO ] State equation strengthened by 68 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) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 142/157 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/157 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 18/175 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/175 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 443/618 variables, 175/185 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/618 variables, 68/253 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/618 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/621 variables, 3/256 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/621 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/621 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 621/621 variables, and 256 constraints, problems are : Problem set: 0 solved, 2 unsolved in 523 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 178/178 constraints, ReadFeed: 68/68 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) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 142/157 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/157 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 18/175 variables, 6/10 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 17:04:02] [INFO ] Deduced a trap composed of 35 places in 93 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:04:02] [INFO ] Deduced a trap composed of 42 places in 68 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/175 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/175 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 443/618 variables, 175/187 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/618 variables, 68/255 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/618 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/621 variables, 3/258 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/621 variables, 2/260 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/621 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/621 variables, 0/260 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 621/621 variables, and 260 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1708 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 178/178 constraints, ReadFeed: 68/68 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2272ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 237 ms.
Support contains 15 out of 178 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 178/178 places, 474/474 transitions.
Applied a total of 0 rules in 14 ms. Remains 178 /178 variables (removed 0) and now considering 474/474 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 178/178 places, 474/474 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 178/178 places, 474/474 transitions.
Applied a total of 0 rules in 14 ms. Remains 178 /178 variables (removed 0) and now considering 474/474 (removed 0) transitions.
[2025-06-02 17:04:04] [INFO ] Flow matrix only has 443 transitions (discarded 31 similar events)
[2025-06-02 17:04:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 17:04:04] [INFO ] Implicit Places using invariants in 166 ms returned []
[2025-06-02 17:04:04] [INFO ] Flow matrix only has 443 transitions (discarded 31 similar events)
[2025-06-02 17:04:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 17:04:05] [INFO ] State equation strengthened by 68 read => feed constraints.
[2025-06-02 17:04:05] [INFO ] Implicit Places using invariants and state equation in 477 ms returned [19, 66, 127]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 657 ms to find 3 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 175/178 places, 474/474 transitions.
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 175 transition count 552
Reduce places removed 2 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 8 place count 173 transition count 548
Drop transitions (Redundant composition of simpler transitions.) removed 34 transitions
Redundant transition composition rules discarded 34 transitions
Iterating global reduction 1 with 34 rules applied. Total rules applied 42 place count 173 transition count 514
Applied a total of 42 rules in 45 ms. Remains 173 /175 variables (removed 2) and now considering 514/474 (removed -40) transitions.
[2025-06-02 17:04:05] [INFO ] Flow matrix only has 481 transitions (discarded 33 similar events)
// Phase 1: matrix 481 rows 173 cols
[2025-06-02 17:04:05] [INFO ] Computed 7 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
SDD proceeding with computation,11 properties remain. new max is 16384
SDD size :66857 after 205231
[2025-06-02 17:04:05] [INFO ] Implicit Places using invariants in 152 ms returned []
[2025-06-02 17:04:05] [INFO ] Flow matrix only has 481 transitions (discarded 33 similar events)
[2025-06-02 17:04:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 17:04:05] [INFO ] State equation strengthened by 76 read => feed constraints.
[2025-06-02 17:04:06] [INFO ] Implicit Places using invariants and state equation in 609 ms returned []
Implicit Place search using SMT with State Equation took 764 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 173/178 places, 514/474 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1481 ms. Remains : 173/178 places, 514/474 transitions.
RANDOM walk for 40000 steps (1244 resets) in 330 ms. (120 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (8 resets) in 116 ms. (341 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (374 resets) in 92 ms. (430 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 436714 steps, run timeout after 3001 ms. (steps per millisecond=145 ) properties seen :0 out of 2
Probabilistic random walk after 436714 steps, saw 129579 distinct states, run finished after 3001 ms. (steps per millisecond=145 ) properties seen :0
[2025-06-02 17:04:09] [INFO ] Flow matrix only has 481 transitions (discarded 33 similar events)
[2025-06-02 17:04:09] [INFO ] Invariant cache hit.
[2025-06-02 17:04:09] [INFO ] State equation strengthened by 76 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) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 140/155 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 9/164 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/164 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 475/639 variables, 164/171 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/639 variables, 73/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/639 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 15/654 variables, 9/253 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/654 variables, 3/256 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/654 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/654 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 654/654 variables, and 256 constraints, problems are : Problem set: 0 solved, 2 unsolved in 389 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 173/173 constraints, ReadFeed: 76/76 constraints, PredecessorRefiner: 2/1 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) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 140/155 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 9/164 variables, 3/7 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 17:04:09] [INFO ] Deduced a trap composed of 34 places in 43 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/164 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/164 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 475/639 variables, 164/172 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/639 variables, 73/245 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/639 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 15/654 variables, 9/254 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/654 variables, 3/257 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/654 variables, 1/258 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/654 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/654 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 654/654 variables, and 258 constraints, problems are : Problem set: 0 solved, 2 unsolved in 842 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 173/173 constraints, ReadFeed: 76/76 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1253ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 656 ms.
Support contains 15 out of 173 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 173/173 places, 514/514 transitions.
Applied a total of 0 rules in 27 ms. Remains 173 /173 variables (removed 0) and now considering 514/514 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 173/173 places, 514/514 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 173/173 places, 514/514 transitions.
Applied a total of 0 rules in 12 ms. Remains 173 /173 variables (removed 0) and now considering 514/514 (removed 0) transitions.
[2025-06-02 17:04:11] [INFO ] Flow matrix only has 481 transitions (discarded 33 similar events)
[2025-06-02 17:04:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 17:04:11] [INFO ] Implicit Places using invariants in 152 ms returned []
[2025-06-02 17:04:11] [INFO ] Flow matrix only has 481 transitions (discarded 33 similar events)
[2025-06-02 17:04:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 17:04:11] [INFO ] State equation strengthened by 76 read => feed constraints.
[2025-06-02 17:04:12] [INFO ] Implicit Places using invariants and state equation in 626 ms returned []
Implicit Place search using SMT with State Equation took 781 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 17:04:12] [INFO ] Redundant transitions in 52 ms returned []
Running 513 sub problems to find dead transitions.
[2025-06-02 17:04:12] [INFO ] Flow matrix only has 481 transitions (discarded 33 similar events)
[2025-06-02 17:04:12] [INFO ] Invariant cache hit.
[2025-06-02 17:04:12] [INFO ] State equation strengthened by 76 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SDD proceeding with computation,11 properties remain. new max is 32768
SDD size :205231 after 547665
At refinement iteration 0 (INCLUDED_ONLY) 0/172 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 513 unsolved
At refinement iteration 1 (OVERLAPS) 1/173 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 513 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:04:22] [INFO ] Deduced a trap composed of 17 places in 237 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:04:22] [INFO ] Deduced a trap composed of 34 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:04:22] [INFO ] Deduced a trap composed of 63 places in 293 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:04:22] [INFO ] Deduced a trap composed of 33 places in 68 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:04:23] [INFO ] Deduced a trap composed of 24 places in 248 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:04:23] [INFO ] Deduced a trap composed of 34 places in 61 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 513 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/173 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 513 unsolved
At refinement iteration 4 (OVERLAPS) 481/654 variables, 173/186 constraints. Problems are: Problem set: 0 solved, 513 unsolved
SDD proceeding with computation,11 properties remain. new max is 65536
SDD size :547665 after 1.30266e+06
At refinement iteration 5 (INCLUDED_ONLY) 0/654 variables, 76/262 constraints. Problems are: Problem set: 0 solved, 513 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 654/654 variables, and 262 constraints, problems are : Problem set: 0 solved, 513 unsolved in 30075 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 173/173 constraints, ReadFeed: 76/76 constraints, PredecessorRefiner: 513/513 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 513 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/172 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 513 unsolved
At refinement iteration 1 (OVERLAPS) 1/173 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 513 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 513 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/173 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 513 unsolved
At refinement iteration 4 (OVERLAPS) 481/654 variables, 173/186 constraints. Problems are: Problem set: 0 solved, 513 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/654 variables, 76/262 constraints. Problems are: Problem set: 0 solved, 513 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/654 variables, 513/775 constraints. Problems are: Problem set: 0 solved, 513 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 17:05:05] [INFO ] Deduced a trap composed of 41 places in 69 ms of which 6 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 654/654 variables, and 776 constraints, problems are : Problem set: 0 solved, 513 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 173/173 constraints, ReadFeed: 76/76 constraints, PredecessorRefiner: 513/513 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60521ms problems are : Problem set: 0 solved, 513 unsolved
Search for dead transitions found 0 dead transitions in 60527ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61393 ms. Remains : 173/173 places, 514/514 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 94 edges and 173 vertex of which 11 / 173 are part of one of the 2 SCC in 2 ms
Free SCC test removed 9 places
Drop transitions (Empty/Sink Transition effects.) removed 27 transitions
Ensure Unique test removed 39 transitions
Reduce isomorphic transitions removed 66 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 0 with 18 rules applied. Total rules applied 19 place count 164 transition count 430
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 164 transition count 430
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 164 transition count 429
Applied a total of 21 rules in 50 ms. Remains 164 /173 variables (removed 9) and now considering 429/514 (removed 85) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 429 rows 164 cols
[2025-06-02 17:05:12] [INFO ] Computed 7 invariants in 3 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 17:05:12] [INFO ] After 51ms 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 17:05:12] [INFO ] [Nat]Absence check using 7 positive place invariants in 3 ms returned sat
[2025-06-02 17:05:13] [INFO ] After 238ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2025-06-02 17:05:13] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-02 17:05:13] [INFO ] After 127ms SMT Verify possible using 2 Read/Feed constraints 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 17:05:13] [INFO ] Deduced a trap composed of 33 places in 53 ms of which 3 ms to minimize.
[2025-06-02 17:05:13] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 103 ms
TRAPS : Iteration 1
[2025-06-02 17:05:13] [INFO ] After 518ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-06-02 17:05:13] [INFO ] After 988ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2025-06-02 17:05:13] [INFO ] Flatten gal took : 43 ms
[2025-06-02 17:05:13] [INFO ] Flatten gal took : 41 ms
[2025-06-02 17:05:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3689728120241592898.gal : 18 ms
[2025-06-02 17:05:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9249070661625080846.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/ReachabilityCardinality3689728120241592898.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9249070661625080846.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 ...328
Loading property file /tmp/ReachabilityCardinality9249070661625080846.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 21
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :21 after 27
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :27 after 33
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :33 after 78
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :78 after 186
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :186 after 432
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :432 after 1046
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1046 after 2094
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2094 after 8099
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :8099 after 170998
Invariant property FireWire-PT-14-ReachabilityFireability-2025-13 does not hold.
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :170998 after 3.29592e+06
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :3.29592e+06 after 5.11111e+06
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5.11111e+06 after 1.99852e+07
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,3.66903e+08,6.75383,113792,2,7318,20,247093,7,0,1104,429664,0
Total reachable state count : 366903360
Verifying 2 reachability properties.
Invariant property FireWire-PT-14-ReachabilityFireability-2025-02 does not hold.
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-14-ReachabilityFireability-2025-02,358,6.7629,113792,2,441,20,247093,7,0,1116,429664,0
Invariant property FireWire-PT-14-ReachabilityFireability-2025-13 does not hold.
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-14-ReachabilityFireability-2025-13,5012,6.76668,113792,2,470,20,247093,8,0,1137,429664,0
Over-approximation ignoring read arcs solved 0 properties in 8042 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-02 17:05:20] [INFO ] Flatten gal took : 41 ms
[2025-06-02 17:05:20] [INFO ] Applying decomposition
[2025-06-02 17:05:20] [INFO ] Flatten gal took : 40 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/graph17708551491942104813.txt' '-o' '/tmp/graph17708551491942104813.bin' '-w' '/tmp/graph17708551491942104813.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph17708551491942104813.bin' '-l' '-1' '-v' '-w' '/tmp/graph17708551491942104813.weights' '-q' '0' '-e' '0.001'
[2025-06-02 17:05:21] [INFO ] Decomposing Gal with order
[2025-06-02 17:05:21] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 17:05:21] [INFO ] Removed a total of 921 redundant transitions.
[2025-06-02 17:05:21] [INFO ] Flatten gal took : 200 ms
[2025-06-02 17:05:21] [INFO ] Fuse similar labels procedure discarded/fused a total of 236 labels/synchronizations in 67 ms.
[2025-06-02 17:05:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4356212816744849924.gal : 21 ms
[2025-06-02 17:05:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16266764074306652384.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/ReachabilityCardinality4356212816744849924.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16266764074306652384.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
Loading property file /tmp/ReachabilityCardinality16266764074306652384.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :5 after 33
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :33 after 97
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :97 after 177
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :177 after 15521
Invariant property FireWire-PT-14-ReachabilityFireability-2025-13 does not hold.
FORMULA FireWire-PT-14-ReachabilityFireability-2025-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :15521 after 2.47902e+06
Invariant property FireWire-PT-14-ReachabilityFireability-2025-02 does not hold.
FORMULA FireWire-PT-14-ReachabilityFireability-2025-02 FALSE 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 33 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,4.67911e+08,66.4693,1063912,9110,91,854321,1642,1044,8.67586e+06,75,12031,0
Total reachable state count : 467911237
Verifying 2 reachability properties.
Invariant property FireWire-PT-14-ReachabilityFireability-2025-02 does not hold.
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-14-ReachabilityFireability-2025-02,2292,69.5977,1063912,227,40,854321,1642,1110,8.67586e+06,88,12031,0
Invariant property FireWire-PT-14-ReachabilityFireability-2025-13 does not hold.
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-14-ReachabilityFireability-2025-13,116,69.6374,1063912,190,35,854321,1642,1145,8.67586e+06,90,12031,0
All properties solved without resorting to model-checking.
Total runtime 162332 ms.
BK_STOP 1748883991497
--------------------
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-14"
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-14, 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-174860102300351"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FireWire-PT-14.tgz
mv FireWire-PT-14 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 ;