About the Execution of ITS-Tools for BugTracking-PT-q3m016
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 210128.00 | 0.00 | 0.00 | FFFFFFTFFFTFTTFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r016-smll-174853765300511.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 BugTracking-PT-q3m016, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r016-smll-174853765300511
=====================================================================
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preparation of the directory to be used:
/home/mcc/execution
total 16M
-rw-r--r-- 1 mcc users 7.4K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 77K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.4K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K 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 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 151K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.7K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.3K 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 7 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 16M May 29 14:32 model.pnml
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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 BugTracking-PT-q3m016-ReachabilityFireability-2023-12
FORMULA_NAME BugTracking-PT-q3m016-ReachabilityFireability-2024-07
FORMULA_NAME BugTracking-PT-q3m016-ReachabilityFireability-2025-00
FORMULA_NAME BugTracking-PT-q3m016-ReachabilityFireability-2025-01
FORMULA_NAME BugTracking-PT-q3m016-ReachabilityFireability-2025-02
FORMULA_NAME BugTracking-PT-q3m016-ReachabilityFireability-2025-03
FORMULA_NAME BugTracking-PT-q3m016-ReachabilityFireability-2025-04
FORMULA_NAME BugTracking-PT-q3m016-ReachabilityFireability-2025-05
FORMULA_NAME BugTracking-PT-q3m016-ReachabilityFireability-2025-06
FORMULA_NAME BugTracking-PT-q3m016-ReachabilityFireability-2025-08
FORMULA_NAME BugTracking-PT-q3m016-ReachabilityFireability-2025-09
FORMULA_NAME BugTracking-PT-q3m016-ReachabilityFireability-2025-10
FORMULA_NAME BugTracking-PT-q3m016-ReachabilityFireability-2025-11
FORMULA_NAME BugTracking-PT-q3m016-ReachabilityFireability-2025-13
FORMULA_NAME BugTracking-PT-q3m016-ReachabilityFireability-2025-14
FORMULA_NAME BugTracking-PT-q3m016-ReachabilityFireability-2025-15
=== Now, execution of the tool begins
BK_START 1749140151083
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BugTracking-PT-q3m016
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-05 16:15:53] [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]
[2025-06-05 16:15:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 16:15:55] [INFO ] Load time of PNML (sax parser for PT used): 1658 ms
[2025-06-05 16:15:55] [INFO ] Transformed 754 places.
[2025-06-05 16:15:55] [INFO ] Transformed 27370 transitions.
[2025-06-05 16:15:55] [INFO ] Parsed PT model containing 754 places and 27370 transitions and 136172 arcs in 2029 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 46 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 514 places in 231 ms
Reduce places removed 514 places and 24601 transitions.
FORMULA BugTracking-PT-q3m016-ReachabilityFireability-2025-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m016-ReachabilityFireability-2025-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m016-ReachabilityFireability-2025-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m016-ReachabilityFireability-2025-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m016-ReachabilityFireability-2025-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m016-ReachabilityFireability-2025-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m016-ReachabilityFireability-2025-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m016-ReachabilityFireability-2025-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m016-ReachabilityFireability-2025-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m016-ReachabilityFireability-2025-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m016-ReachabilityFireability-2025-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m016-ReachabilityFireability-2025-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m016-ReachabilityFireability-2025-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40011 steps (135 resets) in 3662 ms. (10 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (23 resets) in 383 ms. (104 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (25 resets) in 414 ms. (96 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (30 resets) in 254 ms. (156 steps per ms) remains 3/3 properties
[2025-06-05 16:15:57] [INFO ] Flatten gal took : 790 ms
[2025-06-05 16:15:58] [INFO ] Flatten gal took : 288 ms
[2025-06-05 16:15:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9161341961399883882.gal : 165 ms
[2025-06-05 16:15:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7906893767789504665.prop : 2 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/ReachabilityCardinality9161341961399883882.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7906893767789504665.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/ReachabilityCardinality7906893767789504665.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :4 after 10
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :10 after 20
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :20 after 56
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :56 after 165
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :165 after 680
SDD proceeding with computation,3 properties remain. new max is 256
SDD size :680 after 53142
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :53142 after 302175
SDD proceeding with computation,3 properties remain. new max is 1024
SDD size :302175 after 799272
Interrupted probabilistic random walk after 95432 steps, run timeout after 3001 ms. (steps per millisecond=31 ) properties seen :0 out of 3
Probabilistic random walk after 95432 steps, saw 50551 distinct states, run finished after 3008 ms. (steps per millisecond=31 ) properties seen :0
[2025-06-05 16:16:00] [INFO ] Flow matrix only has 2642 transitions (discarded 127 similar events)
// Phase 1: matrix 2642 rows 240 cols
[2025-06-05 16:16:00] [INFO ] Computed 10 invariants in 60 ms
[2025-06-05 16:16:00] [INFO ] State equation strengthened by 255 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 83/94 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 16:16:01] [INFO ] Deduced a trap composed of 17 places in 209 ms of which 14 ms to minimize.
Problem BugTracking-PT-q3m016-ReachabilityFireability-2025-06 is UNSAT
FORMULA BugTracking-PT-q3m016-ReachabilityFireability-2025-06 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 1/7 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 1810/1904 variables, 94/101 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1904 variables, 146/247 constraints. Problems are: Problem set: 1 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1904 variables, 0/247 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 853/2757 variables, 80/327 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2757 variables, 84/411 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2757 variables, 0/411 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 4/2761 variables, 1/412 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2761 variables, 0/412 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 117/2878 variables, 63/475 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2878 variables, 2/477 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2878 variables, 24/501 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2878 variables, 0/501 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 3/2881 variables, 1/502 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2881 variables, 1/503 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/2881 variables, 0/503 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 1/2882 variables, 2/505 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/2882 variables, 1/506 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/2882 variables, 0/506 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 0/2882 variables, 0/506 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2882/2882 variables, and 506 constraints, problems are : Problem set: 1 solved, 2 unsolved in 2920 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 240/240 constraints, ReadFeed: 255/255 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 84/93 variables, 6/6 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/93 variables, 1/7 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 1809/1902 variables, 93/100 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1902 variables, 146/246 constraints. Problems are: Problem set: 1 solved, 2 unsolved
SDD proceeding with computation,3 properties remain. new max is 2048
SDD size :799272 after 1.7925e+06
At refinement iteration 6 (INCLUDED_ONLY) 0/1902 variables, 0/246 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 855/2757 variables, 81/327 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2757 variables, 84/411 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2757 variables, 0/411 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 4/2761 variables, 1/412 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2761 variables, 0/412 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 117/2878 variables, 63/475 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2878 variables, 2/477 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2878 variables, 24/501 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2878 variables, 0/501 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 3/2881 variables, 1/502 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2881 variables, 1/503 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/2881 variables, 0/503 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 1/2882 variables, 2/505 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/2882 variables, 1/506 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/2882 variables, 0/506 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 0/2882 variables, 0/506 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2882/2882 variables, and 506 constraints, problems are : Problem set: 1 solved, 2 unsolved in 3351 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 240/240 constraints, ReadFeed: 255/255 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6553ms problems are : Problem set: 1 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 429 ms.
Support contains 9 out of 240 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 240/240 places, 2769/2769 transitions.
Graph (complete) has 3422 edges and 240 vertex of which 238 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.13 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 237 transition count 2750
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 237 transition count 2750
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 235 transition count 2753
Free-agglomeration rule applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 12 place count 235 transition count 2748
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 17 place count 230 transition count 2748
Applied a total of 17 rules in 377 ms. Remains 230 /240 variables (removed 10) and now considering 2748/2769 (removed 21) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 387 ms. Remains : 230/240 places, 2748/2769 transitions.
RANDOM walk for 40000 steps (168 resets) in 648 ms. (61 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (29 resets) in 223 ms. (178 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (30 resets) in 207 ms. (192 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 93708 steps, run timeout after 3001 ms. (steps per millisecond=31 ) properties seen :0 out of 2
Probabilistic random walk after 93708 steps, saw 62075 distinct states, run finished after 3001 ms. (steps per millisecond=31 ) properties seen :0
[2025-06-05 16:16:11] [INFO ] Flow matrix only has 2619 transitions (discarded 129 similar events)
// Phase 1: matrix 2619 rows 230 cols
[2025-06-05 16:16:11] [INFO ] Computed 8 invariants in 17 ms
[2025-06-05 16:16:11] [INFO ] State equation strengthened by 241 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 69/78 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1769/1847 variables, 78/82 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1847 variables, 115/197 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1847 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 882/2729 variables, 88/285 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2729 variables, 101/386 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2729 variables, 0/386 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/2732 variables, 1/387 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2732 variables, 0/387 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 116/2848 variables, 63/450 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2848 variables, 2/452 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2848 variables, 25/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2848 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 1/2849 variables, 1/478 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2849 variables, 1/479 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2849 variables, 0/479 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/2849 variables, 0/479 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2849/2849 variables, and 479 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1464 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 230/230 constraints, ReadFeed: 241/241 constraints, PredecessorRefiner: 2/0 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) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 69/78 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 16:16:13] [INFO ] Deduced a trap composed of 11 places in 60 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 1769/1847 variables, 78/83 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1847 variables, 115/198 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1847 variables, 0/198 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 882/2729 variables, 88/286 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2729 variables, 101/387 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2729 variables, 0/387 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 3/2732 variables, 1/388 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2732 variables, 0/388 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 116/2848 variables, 63/451 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2848 variables, 2/453 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2848 variables, 25/478 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2848 variables, 0/478 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 1/2849 variables, 1/479 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2849 variables, 1/480 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 16:16:15] [INFO ] Deduced a trap composed of 7 places in 271 ms of which 15 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/2849 variables, 1/481 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/2849 variables, 0/481 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/2849 variables, 0/481 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2849/2849 variables, and 481 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3059 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 230/230 constraints, ReadFeed: 241/241 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4600ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 365 ms.
Support contains 9 out of 230 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 230/230 places, 2748/2748 transitions.
Applied a total of 0 rules in 100 ms. Remains 230 /230 variables (removed 0) and now considering 2748/2748 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 100 ms. Remains : 230/230 places, 2748/2748 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 230/230 places, 2748/2748 transitions.
Applied a total of 0 rules in 96 ms. Remains 230 /230 variables (removed 0) and now considering 2748/2748 (removed 0) transitions.
[2025-06-05 16:16:16] [INFO ] Flow matrix only has 2619 transitions (discarded 129 similar events)
[2025-06-05 16:16:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 16:16:17] [INFO ] Implicit Places using invariants in 414 ms returned []
[2025-06-05 16:16:17] [INFO ] Flow matrix only has 2619 transitions (discarded 129 similar events)
[2025-06-05 16:16:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 16:16:17] [INFO ] State equation strengthened by 241 read => feed constraints.
[2025-06-05 16:16:21] [INFO ] Implicit Places using invariants and state equation in 4209 ms returned []
Implicit Place search using SMT with State Equation took 4636 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 16:16:21] [INFO ] Redundant transitions in 255 ms returned []
Running 2746 sub problems to find dead transitions.
[2025-06-05 16:16:21] [INFO ] Flow matrix only has 2619 transitions (discarded 129 similar events)
[2025-06-05 16:16:21] [INFO ] Invariant cache hit.
[2025-06-05 16:16:21] [INFO ] State equation strengthened by 241 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
SDD proceeding with computation,3 properties remain. new max is 4096
SDD size :1.7925e+06 after 3.77798e+06
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/230 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 2746 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 230/2849 variables, and 8 constraints, problems are : Problem set: 0 solved, 2746 unsolved in 30160 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 0/230 constraints, ReadFeed: 0/241 constraints, PredecessorRefiner: 2746/1212 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2746 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/230 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 2746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 16:17:18] [INFO ] Deduced a trap composed of 6 places in 172 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 16:17:18] [INFO ] Deduced a trap composed of 8 places in 136 ms of which 4 ms to minimize.
Problem TDEAD2246 is UNSAT
Problem TDEAD2247 is UNSAT
Problem TDEAD2248 is UNSAT
Problem TDEAD2249 is UNSAT
Problem TDEAD2250 is UNSAT
Problem TDEAD2251 is UNSAT
Problem TDEAD2252 is UNSAT
Problem TDEAD2253 is UNSAT
Problem TDEAD2254 is UNSAT
Problem TDEAD2255 is UNSAT
Problem TDEAD2256 is UNSAT
Problem TDEAD2257 is UNSAT
Problem TDEAD2258 is UNSAT
Problem TDEAD2259 is UNSAT
Problem TDEAD2260 is UNSAT
Problem TDEAD2261 is UNSAT
Problem TDEAD2262 is UNSAT
Problem TDEAD2263 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 16:17:19] [INFO ] Deduced a trap composed of 8 places in 133 ms of which 5 ms to minimize.
Problem TDEAD2269 is UNSAT
Problem TDEAD2270 is UNSAT
Problem TDEAD2271 is UNSAT
Problem TDEAD2272 is UNSAT
Problem TDEAD2273 is UNSAT
Problem TDEAD2274 is UNSAT
Problem TDEAD2275 is UNSAT
Problem TDEAD2280 is UNSAT
Problem TDEAD2281 is UNSAT
Problem TDEAD2282 is UNSAT
Problem TDEAD2283 is UNSAT
Problem TDEAD2284 is UNSAT
Problem TDEAD2285 is UNSAT
Problem TDEAD2286 is UNSAT
Problem TDEAD2287 is UNSAT
Problem TDEAD2288 is UNSAT
Problem TDEAD2289 is UNSAT
Problem TDEAD2290 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 16:17:19] [INFO ] Deduced a trap composed of 11 places in 85 ms of which 4 ms to minimize.
Problem TDEAD2293 is UNSAT
Problem TDEAD2294 is UNSAT
Problem TDEAD2295 is UNSAT
Problem TDEAD2296 is UNSAT
Problem TDEAD2298 is UNSAT
Problem TDEAD2299 is UNSAT
Problem TDEAD2302 is UNSAT
Problem TDEAD2303 is UNSAT
Problem TDEAD2304 is UNSAT
Problem TDEAD2305 is UNSAT
Problem TDEAD2308 is UNSAT
Problem TDEAD2309 is UNSAT
Problem TDEAD2310 is UNSAT
Problem TDEAD2311 is UNSAT
Problem TDEAD2314 is UNSAT
Problem TDEAD2315 is UNSAT
Problem TDEAD2316 is UNSAT
Problem TDEAD2317 is UNSAT
Problem TDEAD2319 is UNSAT
Problem TDEAD2320 is UNSAT
Problem TDEAD2323 is UNSAT
Problem TDEAD2324 is UNSAT
Problem TDEAD2325 is UNSAT
Problem TDEAD2326 is UNSAT
Problem TDEAD2329 is UNSAT
Problem TDEAD2330 is UNSAT
Problem TDEAD2331 is UNSAT
Problem TDEAD2332 is UNSAT
Problem TDEAD2375 is UNSAT
Problem TDEAD2376 is UNSAT
Problem TDEAD2377 is UNSAT
Problem TDEAD2378 is UNSAT
Problem TDEAD2379 is UNSAT
Problem TDEAD2380 is UNSAT
Problem TDEAD2381 is UNSAT
Problem TDEAD2382 is UNSAT
Problem TDEAD2383 is UNSAT
Problem TDEAD2384 is UNSAT
Problem TDEAD2385 is UNSAT
Problem TDEAD2386 is UNSAT
Problem TDEAD2387 is UNSAT
Problem TDEAD2388 is UNSAT
Problem TDEAD2389 is UNSAT
Problem TDEAD2390 is UNSAT
Problem TDEAD2391 is UNSAT
Problem TDEAD2392 is UNSAT
Problem TDEAD2393 is UNSAT
Problem TDEAD2394 is UNSAT
Problem TDEAD2395 is UNSAT
Problem TDEAD2396 is UNSAT
Problem TDEAD2397 is UNSAT
Problem TDEAD2398 is UNSAT
Problem TDEAD2399 is UNSAT
Problem TDEAD2400 is UNSAT
Problem TDEAD2401 is UNSAT
Problem TDEAD2402 is UNSAT
Problem TDEAD2403 is UNSAT
Problem TDEAD2404 is UNSAT
Problem TDEAD2405 is UNSAT
Problem TDEAD2406 is UNSAT
Problem TDEAD2407 is UNSAT
Problem TDEAD2408 is UNSAT
Problem TDEAD2409 is UNSAT
Problem TDEAD2410 is UNSAT
Problem TDEAD2411 is UNSAT
Problem TDEAD2412 is UNSAT
Problem TDEAD2413 is UNSAT
Problem TDEAD2414 is UNSAT
Problem TDEAD2415 is UNSAT
Problem TDEAD2416 is UNSAT
Problem TDEAD2417 is UNSAT
Problem TDEAD2418 is UNSAT
Problem TDEAD2419 is UNSAT
Problem TDEAD2420 is UNSAT
Problem TDEAD2421 is UNSAT
Problem TDEAD2422 is UNSAT
Problem TDEAD2423 is UNSAT
Problem TDEAD2424 is UNSAT
Problem TDEAD2425 is UNSAT
Problem TDEAD2426 is UNSAT
Problem TDEAD2427 is UNSAT
Problem TDEAD2428 is UNSAT
Problem TDEAD2429 is UNSAT
Problem TDEAD2430 is UNSAT
Problem TDEAD2431 is UNSAT
Problem TDEAD2432 is UNSAT
Problem TDEAD2433 is UNSAT
Problem TDEAD2434 is UNSAT
Problem TDEAD2435 is UNSAT
Problem TDEAD2436 is UNSAT
Problem TDEAD2437 is UNSAT
Problem TDEAD2438 is UNSAT
Problem TDEAD2439 is UNSAT
Problem TDEAD2440 is UNSAT
Problem TDEAD2441 is UNSAT
Problem TDEAD2442 is UNSAT
Problem TDEAD2443 is UNSAT
Problem TDEAD2444 is UNSAT
Problem TDEAD2445 is UNSAT
Problem TDEAD2446 is UNSAT
Problem TDEAD2447 is UNSAT
Problem TDEAD2448 is UNSAT
Problem TDEAD2449 is UNSAT
Problem TDEAD2450 is UNSAT
Problem TDEAD2451 is UNSAT
Problem TDEAD2452 is UNSAT
Problem TDEAD2453 is UNSAT
Problem TDEAD2454 is UNSAT
Problem TDEAD2455 is UNSAT
Problem TDEAD2456 is UNSAT
Problem TDEAD2457 is UNSAT
Problem TDEAD2458 is UNSAT
Problem TDEAD2529 is UNSAT
Problem TDEAD2530 is UNSAT
Problem TDEAD2531 is UNSAT
Problem TDEAD2532 is UNSAT
Problem TDEAD2533 is UNSAT
Problem TDEAD2534 is UNSAT
Problem TDEAD2535 is UNSAT
Problem TDEAD2536 is UNSAT
Problem TDEAD2537 is UNSAT
Problem TDEAD2538 is UNSAT
Problem TDEAD2539 is UNSAT
Problem TDEAD2540 is UNSAT
Problem TDEAD2541 is UNSAT
Problem TDEAD2542 is UNSAT
Problem TDEAD2543 is UNSAT
Problem TDEAD2544 is UNSAT
Problem TDEAD2545 is UNSAT
Problem TDEAD2546 is UNSAT
Problem TDEAD2547 is UNSAT
Problem TDEAD2548 is UNSAT
Problem TDEAD2549 is UNSAT
Problem TDEAD2550 is UNSAT
Problem TDEAD2551 is UNSAT
Problem TDEAD2552 is UNSAT
Problem TDEAD2553 is UNSAT
Problem TDEAD2554 is UNSAT
Problem TDEAD2555 is UNSAT
Problem TDEAD2556 is UNSAT
Problem TDEAD2560 is UNSAT
Problem TDEAD2561 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 16:17:20] [INFO ] Deduced a trap composed of 8 places in 112 ms of which 6 ms to minimize.
Problem TDEAD2562 is UNSAT
Problem TDEAD2563 is UNSAT
Problem TDEAD2564 is UNSAT
Problem TDEAD2565 is UNSAT
Problem TDEAD2566 is UNSAT
Problem TDEAD2567 is UNSAT
Problem TDEAD2568 is UNSAT
Problem TDEAD2569 is UNSAT
Problem TDEAD2570 is UNSAT
Problem TDEAD2571 is UNSAT
Problem TDEAD2572 is UNSAT
Problem TDEAD2573 is UNSAT
Problem TDEAD2576 is UNSAT
Problem TDEAD2577 is UNSAT
Problem TDEAD2579 is UNSAT
Problem TDEAD2580 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 16:17:20] [INFO ] Deduced a trap composed of 9 places in 108 ms of which 5 ms to minimize.
Problem TDEAD2581 is UNSAT
Problem TDEAD2582 is UNSAT
Problem TDEAD2583 is UNSAT
Problem TDEAD2584 is UNSAT
Problem TDEAD2585 is UNSAT
Problem TDEAD2586 is UNSAT
Problem TDEAD2587 is UNSAT
Problem TDEAD2588 is UNSAT
Problem TDEAD2589 is UNSAT
Problem TDEAD2593 is UNSAT
Problem TDEAD2594 is UNSAT
Problem TDEAD2595 is UNSAT
Problem TDEAD2596 is UNSAT
Problem TDEAD2598 is UNSAT
Problem TDEAD2599 is UNSAT
Problem TDEAD2603 is UNSAT
Problem TDEAD2604 is UNSAT
Problem TDEAD2605 is UNSAT
Problem TDEAD2606 is UNSAT
Problem TDEAD2607 is UNSAT
Problem TDEAD2608 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 16:17:20] [INFO ] Deduced a trap composed of 10 places in 109 ms of which 5 ms to minimize.
Problem TDEAD2609 is UNSAT
Problem TDEAD2610 is UNSAT
Problem TDEAD2611 is UNSAT
Problem TDEAD2614 is UNSAT
Problem TDEAD2615 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 16:17:20] [INFO ] Deduced a trap composed of 8 places in 109 ms of which 4 ms to minimize.
Problem TDEAD2617 is UNSAT
Problem TDEAD2618 is UNSAT
Problem TDEAD2619 is UNSAT
Problem TDEAD2620 is UNSAT
Problem TDEAD2621 is UNSAT
Problem TDEAD2622 is UNSAT
Problem TDEAD2623 is UNSAT
Problem TDEAD2624 is UNSAT
Problem TDEAD2625 is UNSAT
Problem TDEAD2626 is UNSAT
Problem TDEAD2627 is UNSAT
Problem TDEAD2628 is UNSAT
Problem TDEAD2629 is UNSAT
Problem TDEAD2630 is UNSAT
Problem TDEAD2631 is UNSAT
Problem TDEAD2632 is UNSAT
Problem TDEAD974 is UNSAT
Problem TDEAD975 is UNSAT
Problem TDEAD976 is UNSAT
Problem TDEAD977 is UNSAT
Problem TDEAD978 is UNSAT
Problem TDEAD982 is UNSAT
Problem TDEAD983 is UNSAT
Problem TDEAD984 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/230 variables, 8/16 constraints. Problems are: Problem set: 244 solved, 2502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 230/2849 variables, and 16 constraints, problems are : Problem set: 244 solved, 2502 unsolved in 30062 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 0/230 constraints, ReadFeed: 0/241 constraints, PredecessorRefiner: 1534/1212 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 68048ms problems are : Problem set: 244 solved, 2502 unsolved
Search for dead transitions found 244 dead transitions in 68080ms
Found 244 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 244 transitions
Dead transitions reduction (with SMT) removed 244 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 230/230 places, 2504/2748 transitions.
Graph (complete) has 3034 edges and 230 vertex of which 222 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.2 ms
Discarding 8 places :
Also discarding 0 output transitions
Reduce places removed 29 places and 650 transitions.
Iterating post reduction 0 with 29 rules applied. Total rules applied 30 place count 193 transition count 1854
Reduce places removed 15 places and 271 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 45 place count 178 transition count 1583
Reduce places removed 10 places and 174 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 55 place count 168 transition count 1409
Reduce places removed 8 places and 119 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 63 place count 160 transition count 1290
Reduce places removed 1 places and 17 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 64 place count 159 transition count 1273
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 67 place count 156 transition count 1231
Deduced a syphon composed of 18 places in 3 ms
Reduce places removed 16 places and 270 transitions.
Iterating global reduction 5 with 19 rules applied. Total rules applied 86 place count 140 transition count 961
Deduced a syphon composed of 2 places in 2 ms
Applied a total of 86 rules in 71 ms. Remains 140 /230 variables (removed 90) and now considering 961/2504 (removed 1543) transitions.
[2025-06-05 16:17:29] [INFO ] Flow matrix only has 907 transitions (discarded 54 similar events)
// Phase 1: matrix 907 rows 140 cols
[2025-06-05 16:17:29] [INFO ] Computed 9 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 16:17:29] [INFO ] Implicit Places using invariants in 179 ms returned []
[2025-06-05 16:17:29] [INFO ] Flow matrix only has 907 transitions (discarded 54 similar events)
[2025-06-05 16:17:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 16:17:30] [INFO ] State equation strengthened by 112 read => feed constraints.
[2025-06-05 16:17:31] [INFO ] Implicit Places using invariants and state equation in 1521 ms returned []
Implicit Place search using SMT with State Equation took 1711 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 140/230 places, 961/2748 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 74878 ms. Remains : 140/230 places, 961/2748 transitions.
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
FORMULA BugTracking-PT-q3m016-ReachabilityFireability-2023-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (170 resets) in 218 ms. (182 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (26 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 352684 steps, run timeout after 3001 ms. (steps per millisecond=117 ) properties seen :0 out of 1
Probabilistic random walk after 352684 steps, saw 230664 distinct states, run finished after 3001 ms. (steps per millisecond=117 ) properties seen :0
[2025-06-05 16:17:34] [INFO ] Flow matrix only has 907 transitions (discarded 54 similar events)
// Phase 1: matrix 907 rows 138 cols
[2025-06-05 16:17:34] [INFO ] Computed 7 invariants in 5 ms
[2025-06-05 16:17:34] [INFO ] State equation strengthened by 112 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/33 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 370/403 variables, 33/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 33/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/403 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 231/634 variables, 34/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/634 variables, 36/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/634 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 359/993 variables, 37/176 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/993 variables, 1/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/993 variables, 39/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/993 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 4/997 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/997 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 48/1045 variables, 34/252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1045 variables, 1/253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1045 variables, 4/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1045 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1045 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1045/1045 variables, and 257 constraints, problems are : Problem set: 0 solved, 1 unsolved in 536 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 138/138 constraints, ReadFeed: 112/112 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/33 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 370/403 variables, 33/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 33/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/403 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 231/634 variables, 34/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/634 variables, 36/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/634 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 359/993 variables, 37/176 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/993 variables, 1/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/993 variables, 39/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/993 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 4/997 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/997 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 48/1045 variables, 34/252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1045 variables, 1/253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1045 variables, 4/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 16:17:35] [INFO ] Deduced a trap composed of 14 places in 196 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 16:17:36] [INFO ] Deduced a trap composed of 22 places in 228 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 16:17:36] [INFO ] Deduced a trap composed of 26 places in 224 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 16:17:36] [INFO ] Deduced a trap composed of 27 places in 218 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 16:17:36] [INFO ] Deduced a trap composed of 27 places in 218 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 16:17:37] [INFO ] Deduced a trap composed of 18 places in 245 ms of which 18 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/1045 variables, 6/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1045 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1045 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1045/1045 variables, and 263 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2148 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 138/138 constraints, ReadFeed: 112/112 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2707ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 54 ms.
Support contains 6 out of 138 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 138/138 places, 961/961 transitions.
Applied a total of 0 rules in 22 ms. Remains 138 /138 variables (removed 0) and now considering 961/961 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 138/138 places, 961/961 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 138/138 places, 961/961 transitions.
Applied a total of 0 rules in 22 ms. Remains 138 /138 variables (removed 0) and now considering 961/961 (removed 0) transitions.
[2025-06-05 16:17:37] [INFO ] Flow matrix only has 907 transitions (discarded 54 similar events)
[2025-06-05 16:17:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 16:17:37] [INFO ] Implicit Places using invariants in 270 ms returned []
[2025-06-05 16:17:37] [INFO ] Flow matrix only has 907 transitions (discarded 54 similar events)
[2025-06-05 16:17:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 16:17:37] [INFO ] State equation strengthened by 112 read => feed constraints.
[2025-06-05 16:17:39] [INFO ] Implicit Places using invariants and state equation in 1590 ms returned []
Implicit Place search using SMT with State Equation took 1871 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 16:17:39] [INFO ] Redundant transitions in 28 ms returned []
Running 959 sub problems to find dead transitions.
[2025-06-05 16:17:39] [INFO ] Flow matrix only has 907 transitions (discarded 54 similar events)
[2025-06-05 16:17:39] [INFO ] Invariant cache hit.
[2025-06-05 16:17:39] [INFO ] State equation strengthened by 112 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SDD proceeding with computation,3 properties remain. new max is 8192
SDD size :3.77798e+06 after 7.74797e+06
At refinement iteration 0 (INCLUDED_ONLY) 0/138 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 959 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 16:17:48] [INFO ] Deduced a trap composed of 17 places in 143 ms of which 5 ms to minimize.
Problem TDEAD928 is UNSAT
Problem TDEAD929 is UNSAT
Problem TDEAD937 is UNSAT
Problem TDEAD938 is UNSAT
Problem TDEAD939 is UNSAT
Problem TDEAD940 is UNSAT
Problem TDEAD948 is UNSAT
Problem TDEAD949 is UNSAT
Problem TDEAD957 is UNSAT
Problem TDEAD958 is UNSAT
Problem TDEAD959 is UNSAT
Problem TDEAD960 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/138 variables, 1/8 constraints. Problems are: Problem set: 12 solved, 947 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/138 variables, 0/8 constraints. Problems are: Problem set: 12 solved, 947 unsolved
Problem TDEAD875 is UNSAT
At refinement iteration 3 (OVERLAPS) 907/1045 variables, 138/146 constraints. Problems are: Problem set: 13 solved, 946 unsolved
SMT process timed out in 31534ms, After SMT, problems are : Problem set: 13 solved, 946 unsolved
Search for dead transitions found 13 dead transitions in 31541ms
Found 13 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 13 transitions
Dead transitions reduction (with SMT) removed 13 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 138/138 places, 948/961 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 136 transition count 920
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 136 transition count 920
Applied a total of 4 rules in 40 ms. Remains 136 /138 variables (removed 2) and now considering 920/948 (removed 28) transitions.
[2025-06-05 16:18:10] [INFO ] Flow matrix only has 873 transitions (discarded 47 similar events)
// Phase 1: matrix 873 rows 136 cols
[2025-06-05 16:18:10] [INFO ] Computed 8 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 16:18:11] [INFO ] Implicit Places using invariants in 338 ms returned []
[2025-06-05 16:18:11] [INFO ] Flow matrix only has 873 transitions (discarded 47 similar events)
[2025-06-05 16:18:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 16:18:11] [INFO ] State equation strengthened by 111 read => feed constraints.
[2025-06-05 16:18:12] [INFO ] Implicit Places using invariants and state equation in 1455 ms returned []
Implicit Place search using SMT with State Equation took 1805 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 136/138 places, 920/961 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 35324 ms. Remains : 136/138 places, 920/961 transitions.
RANDOM walk for 40024 steps (181 resets) in 196 ms. (203 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (29 resets) in 103 ms. (384 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 370688 steps, run timeout after 3001 ms. (steps per millisecond=123 ) properties seen :0 out of 1
Probabilistic random walk after 370688 steps, saw 241701 distinct states, run finished after 3001 ms. (steps per millisecond=123 ) properties seen :0
[2025-06-05 16:18:15] [INFO ] Flow matrix only has 873 transitions (discarded 47 similar events)
[2025-06-05 16:18:15] [INFO ] Invariant cache hit.
[2025-06-05 16:18:15] [INFO ] State equation strengthened by 111 read => feed constraints.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/33 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 370/403 variables, 33/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 33/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/403 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 231/634 variables, 34/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/634 variables, 36/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/634 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 328/962 variables, 37/176 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/962 variables, 1/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/962 variables, 39/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/962 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 4/966 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 3/969 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/969 variables, 3/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/969 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 40/1009 variables, 29/251 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1009 variables, 1/252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1009 variables, 3/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1009 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1009 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1009/1009 variables, and 255 constraints, problems are : Problem set: 0 solved, 1 unsolved in 434 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 136/136 constraints, ReadFeed: 111/111 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/33 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 370/403 variables, 33/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 33/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/403 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 231/634 variables, 34/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/634 variables, 36/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/634 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 328/962 variables, 37/176 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/962 variables, 1/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/962 variables, 39/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/962 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 4/966 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/966 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 3/969 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/969 variables, 3/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/969 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 40/1009 variables, 29/251 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1009 variables, 1/252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1009 variables, 3/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 16:18:17] [INFO ] Deduced a trap composed of 12 places in 288 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 16:18:17] [INFO ] Deduced a trap composed of 14 places in 180 ms of which 11 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/1009 variables, 2/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1009 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1009 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1009/1009 variables, and 257 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1365 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 136/136 constraints, ReadFeed: 111/111 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1813ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 52 ms.
Support contains 6 out of 136 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 136/136 places, 920/920 transitions.
Applied a total of 0 rules in 19 ms. Remains 136 /136 variables (removed 0) and now considering 920/920 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 136/136 places, 920/920 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 136/136 places, 920/920 transitions.
Applied a total of 0 rules in 22 ms. Remains 136 /136 variables (removed 0) and now considering 920/920 (removed 0) transitions.
[2025-06-05 16:18:17] [INFO ] Flow matrix only has 873 transitions (discarded 47 similar events)
[2025-06-05 16:18:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 16:18:17] [INFO ] Implicit Places using invariants in 228 ms returned []
[2025-06-05 16:18:17] [INFO ] Flow matrix only has 873 transitions (discarded 47 similar events)
[2025-06-05 16:18:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 16:18:18] [INFO ] State equation strengthened by 111 read => feed constraints.
[2025-06-05 16:18:18] [INFO ] Implicit Places using invariants and state equation in 1056 ms returned []
Implicit Place search using SMT with State Equation took 1288 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 16:18:18] [INFO ] Redundant transitions in 11 ms returned []
Running 918 sub problems to find dead transitions.
[2025-06-05 16:18:18] [INFO ] Flow matrix only has 873 transitions (discarded 47 similar events)
[2025-06-05 16:18:18] [INFO ] Invariant cache hit.
[2025-06-05 16:18:18] [INFO ] State equation strengthened by 111 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/136 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 918 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/136 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 918 unsolved
At refinement iteration 2 (OVERLAPS) 873/1009 variables, 136/144 constraints. Problems are: Problem set: 0 solved, 918 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/1009 variables, 111/255 constraints. Problems are: Problem set: 0 solved, 918 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1009 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 918 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1009/1009 variables, and 255 constraints, problems are : Problem set: 0 solved, 918 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 136/136 constraints, ReadFeed: 111/111 constraints, PredecessorRefiner: 918/918 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 918 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/136 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 918 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/136 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 918 unsolved
At refinement iteration 2 (OVERLAPS) 873/1009 variables, 136/144 constraints. Problems are: Problem set: 0 solved, 918 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1009 variables, 111/255 constraints. Problems are: Problem set: 0 solved, 918 unsolved
Problem TDEAD361 is UNSAT
Problem TDEAD511 is UNSAT
Problem TDEAD512 is UNSAT
Problem TDEAD513 is UNSAT
Problem TDEAD514 is UNSAT
Problem TDEAD515 is UNSAT
Problem TDEAD516 is UNSAT
Problem TDEAD517 is UNSAT
Problem TDEAD518 is UNSAT
Problem TDEAD521 is UNSAT
Problem TDEAD522 is UNSAT
Problem TDEAD523 is UNSAT
Problem TDEAD524 is UNSAT
Problem TDEAD525 is UNSAT
Problem TDEAD526 is UNSAT
Problem TDEAD530 is UNSAT
Problem TDEAD531 is UNSAT
Problem TDEAD532 is UNSAT
Problem TDEAD533 is UNSAT
Problem TDEAD534 is UNSAT
Problem TDEAD535 is UNSAT
Problem TDEAD536 is UNSAT
Problem TDEAD537 is UNSAT
Problem TDEAD538 is UNSAT
Problem TDEAD539 is UNSAT
Problem TDEAD540 is UNSAT
Problem TDEAD541 is UNSAT
Problem TDEAD542 is UNSAT
Problem TDEAD543 is UNSAT
Problem TDEAD544 is UNSAT
Problem TDEAD545 is UNSAT
Problem TDEAD546 is UNSAT
Problem TDEAD551 is UNSAT
Problem TDEAD552 is UNSAT
Problem TDEAD553 is UNSAT
Problem TDEAD554 is UNSAT
Problem TDEAD555 is UNSAT
Problem TDEAD556 is UNSAT
Problem TDEAD557 is UNSAT
Problem TDEAD558 is UNSAT
Problem TDEAD562 is UNSAT
Problem TDEAD563 is UNSAT
Problem TDEAD564 is UNSAT
Problem TDEAD565 is UNSAT
Problem TDEAD566 is UNSAT
Problem TDEAD567 is UNSAT
Problem TDEAD568 is UNSAT
Problem TDEAD569 is UNSAT
Problem TDEAD570 is UNSAT
Problem TDEAD571 is UNSAT
Problem TDEAD572 is UNSAT
Problem TDEAD573 is UNSAT
Problem TDEAD574 is UNSAT
Problem TDEAD575 is UNSAT
Problem TDEAD576 is UNSAT
Problem TDEAD577 is UNSAT
Problem TDEAD578 is UNSAT
Problem TDEAD579 is UNSAT
Problem TDEAD580 is UNSAT
Problem TDEAD581 is UNSAT
Problem TDEAD582 is UNSAT
Problem TDEAD583 is UNSAT
Problem TDEAD584 is UNSAT
Problem TDEAD585 is UNSAT
Problem TDEAD586 is UNSAT
Problem TDEAD825 is UNSAT
Problem TDEAD828 is UNSAT
Problem TDEAD844 is UNSAT
Problem TDEAD849 is UNSAT
Problem TDEAD850 is UNSAT
Problem TDEAD872 is UNSAT
Problem TDEAD878 is UNSAT
Problem TDEAD882 is UNSAT
Problem TDEAD888 is UNSAT
Problem TDEAD892 is UNSAT
Problem TDEAD906 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/1009 variables, 918/1173 constraints. Problems are: Problem set: 76 solved, 842 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1009/1009 variables, and 1173 constraints, problems are : Problem set: 76 solved, 842 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 136/136 constraints, ReadFeed: 111/111 constraints, PredecessorRefiner: 918/918 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61443ms problems are : Problem set: 76 solved, 842 unsolved
Search for dead transitions found 76 dead transitions in 61446ms
Found 76 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 76 transitions
Dead transitions reduction (with SMT) removed 76 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 136/136 places, 844/920 transitions.
Reduce places removed 20 places and 318 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 116 transition count 526
Reduce places removed 16 places and 131 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 36 place count 100 transition count 395
Reduce places removed 4 places and 33 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 40 place count 96 transition count 362
Reduce places removed 1 places and 16 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 41 place count 95 transition count 346
Reduce places removed 1 places and 14 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 42 place count 94 transition count 332
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 44 place count 92 transition count 315
Deduced a syphon composed of 2 places in 0 ms
Iterating global reduction 5 with 2 rules applied. Total rules applied 46 place count 92 transition count 315
Deduced a syphon composed of 2 places in 0 ms
Applied a total of 46 rules in 19 ms. Remains 92 /136 variables (removed 44) and now considering 315/844 (removed 529) transitions.
[2025-06-05 16:19:20] [INFO ] Flow matrix only has 298 transitions (discarded 17 similar events)
// Phase 1: matrix 298 rows 92 cols
[2025-06-05 16:19:20] [INFO ] Computed 11 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 16:19:20] [INFO ] Implicit Places using invariants in 125 ms returned []
[2025-06-05 16:19:20] [INFO ] Flow matrix only has 298 transitions (discarded 17 similar events)
[2025-06-05 16:19:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 16:19:20] [INFO ] State equation strengthened by 57 read => feed constraints.
[2025-06-05 16:19:20] [INFO ] Implicit Places using invariants and state equation in 334 ms returned []
Implicit Place search using SMT with State Equation took 488 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 92/136 places, 315/920 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 63285 ms. Remains : 92/136 places, 315/920 transitions.
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
FORMULA BugTracking-PT-q3m016-ReachabilityFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 207477 ms.
BK_STOP 1749140361211
--------------------
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="BugTracking-PT-q3m016"
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 BugTracking-PT-q3m016, 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 r016-smll-174853765300511"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/BugTracking-PT-q3m016.tgz
mv BugTracking-PT-q3m016 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 ;