About the Execution of ITS-Tools for BugTracking-PT-q3m064
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 254435.00 | 0.00 | 0.00 | TFTTTFTTFFTFFTFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r016-smll-174853765300526.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-q3m064, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r016-smll-174853765300526
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 16M
-rw-r--r-- 1 mcc users 11K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 98K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.3K 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 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 143K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 78K 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
--------------------
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-q3m064-ReachabilityCardinality-2023-02
FORMULA_NAME BugTracking-PT-q3m064-ReachabilityCardinality-2023-06
FORMULA_NAME BugTracking-PT-q3m064-ReachabilityCardinality-2023-11
FORMULA_NAME BugTracking-PT-q3m064-ReachabilityCardinality-2024-07
FORMULA_NAME BugTracking-PT-q3m064-ReachabilityCardinality-2025-00
FORMULA_NAME BugTracking-PT-q3m064-ReachabilityCardinality-2025-01
FORMULA_NAME BugTracking-PT-q3m064-ReachabilityCardinality-2025-03
FORMULA_NAME BugTracking-PT-q3m064-ReachabilityCardinality-2025-04
FORMULA_NAME BugTracking-PT-q3m064-ReachabilityCardinality-2025-05
FORMULA_NAME BugTracking-PT-q3m064-ReachabilityCardinality-2025-08
FORMULA_NAME BugTracking-PT-q3m064-ReachabilityCardinality-2025-09
FORMULA_NAME BugTracking-PT-q3m064-ReachabilityCardinality-2025-10
FORMULA_NAME BugTracking-PT-q3m064-ReachabilityCardinality-2025-12
FORMULA_NAME BugTracking-PT-q3m064-ReachabilityCardinality-2025-13
FORMULA_NAME BugTracking-PT-q3m064-ReachabilityCardinality-2025-14
FORMULA_NAME BugTracking-PT-q3m064-ReachabilityCardinality-2025-15
=== Now, execution of the tool begins
BK_START 1749152040672
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BugTracking-PT-q3m064
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-06-05 19:34:03] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-05 19:34:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 19:34:05] [INFO ] Load time of PNML (sax parser for PT used): 1661 ms
[2025-06-05 19:34:05] [INFO ] Transformed 754 places.
[2025-06-05 19:34:05] [INFO ] Transformed 27370 transitions.
[2025-06-05 19:34:05] [INFO ] Parsed PT model containing 754 places and 27370 transitions and 136172 arcs in 2038 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 49 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 514 places in 175 ms
Reduce places removed 514 places and 24601 transitions.
FORMULA BugTracking-PT-q3m064-ReachabilityCardinality-2025-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m064-ReachabilityCardinality-2025-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m064-ReachabilityCardinality-2025-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m064-ReachabilityCardinality-2025-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m064-ReachabilityCardinality-2025-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m064-ReachabilityCardinality-2025-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40062 steps (38 resets) in 3732 ms. (10 steps per ms) remains 8/10 properties
FORMULA BugTracking-PT-q3m064-ReachabilityCardinality-2025-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BugTracking-PT-q3m064-ReachabilityCardinality-2025-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 547 ms. (73 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 292 ms. (136 steps per ms) remains 7/8 properties
FORMULA BugTracking-PT-q3m064-ReachabilityCardinality-2025-14 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40003 steps (8 resets) in 221 ms. (180 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 335 ms. (119 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (8 resets) in 288 ms. (138 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 253 ms. (157 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (8 resets) in 276 ms. (144 steps per ms) remains 7/7 properties
[2025-06-05 19:34:07] [INFO ] Flatten gal took : 966 ms
[2025-06-05 19:34:07] [INFO ] Flow matrix only has 2642 transitions (discarded 127 similar events)
// Phase 1: matrix 2642 rows 240 cols
[2025-06-05 19:34:07] [INFO ] Computed 10 invariants in 58 ms
[2025-06-05 19:34:07] [INFO ] State equation strengthened by 255 read => feed constraints.
[2025-06-05 19:34:07] [INFO ] Flatten gal took : 250 ms
Excessive predecessor constraint size, skipping predecessor.
[2025-06-05 19:34:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6154652754266308716.gal : 152 ms
[2025-06-05 19:34:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5624211483150152311.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/ReachabilityCardinality6154652754266308716.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5624211483150152311.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
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Problem BugTracking-PT-q3m064-ReachabilityCardinality-2025-09 is UNSAT
FORMULA BugTracking-PT-q3m064-ReachabilityCardinality-2025-09 TRUE TECHNIQUES SMT_REFINEMENT
Problem BugTracking-PT-q3m064-ReachabilityCardinality-2025-10 is UNSAT
FORMULA BugTracking-PT-q3m064-ReachabilityCardinality-2025-10 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 119/141 variables, 8/8 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/141 variables, 0/8 constraints. Problems are: Problem set: 2 solved, 5 unsolved
Loading property file /tmp/ReachabilityCardinality5624211483150152311.prop.
At refinement iteration 3 (OVERLAPS) 2535/2676 variables, 141/149 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2676 variables, 155/304 constraints. Problems are: Problem set: 2 solved, 5 unsolved
SDD proceeding with computation,7 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,7 properties remain. new max is 8
SDD size :4 after 10
SDD proceeding with computation,7 properties remain. new max is 16
SDD size :10 after 20
SDD proceeding with computation,7 properties remain. new max is 32
SDD size :20 after 56
SDD proceeding with computation,7 properties remain. new max is 64
SDD size :56 after 165
SDD proceeding with computation,7 properties remain. new max is 128
SDD size :165 after 680
SDD proceeding with computation,7 properties remain. new max is 256
SDD size :680 after 3654
At refinement iteration 5 (INCLUDED_ONLY) 0/2676 variables, 0/304 constraints. Problems are: Problem set: 2 solved, 5 unsolved
SDD proceeding with computation,7 properties remain. new max is 512
SDD size :3654 after 23426
At refinement iteration 6 (OVERLAPS) 205/2881 variables, 98/402 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2881 variables, 1/403 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2881 variables, 100/503 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2881 variables, 0/503 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 1/2882 variables, 1/504 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2882 variables, 1/505 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2882 variables, 0/505 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 0/2882 variables, 0/505 constraints. Problems are: Problem set: 2 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2882/2882 variables, and 505 constraints, problems are : Problem set: 2 solved, 5 unsolved in 4284 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 240/240 constraints, ReadFeed: 255/255 constraints, PredecessorRefiner: 7/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 5 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 112/132 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:34:12] [INFO ] Deduced a trap composed of 11 places in 332 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:34:12] [INFO ] Deduced a trap composed of 16 places in 173 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:34:13] [INFO ] Deduced a trap composed of 18 places in 200 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:34:13] [INFO ] Deduced a trap composed of 7 places in 68 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/132 variables, 4/11 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/132 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 2459/2591 variables, 132/143 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2591 variables, 84/227 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2591 variables, 0/227 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 289/2880 variables, 106/333 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2880 variables, 1/334 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2880 variables, 171/505 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2880 variables, 3/508 constraints. Problems are: Problem set: 2 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:34:15] [INFO ] Deduced a trap composed of 12 places in 581 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:34:16] [INFO ] Deduced a trap composed of 18 places in 577 ms of which 22 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/2880 variables, 2/510 constraints. Problems are: Problem set: 2 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2880/2882 variables, and 510 constraints, problems are : Problem set: 2 solved, 5 unsolved in 5016 ms.
Refiners :[Positive P Invariants (semi-flows): 8/10 constraints, State Equation: 238/240 constraints, ReadFeed: 255/255 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9676ms problems are : Problem set: 2 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 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.15 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 378 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 391 ms. Remains : 230/240 places, 2748/2769 transitions.
RANDOM walk for 40099 steps (8 resets) in 346 ms. (115 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 274 ms. (145 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 280 ms. (142 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 321 ms. (124 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 265 ms. (150 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40001 steps (8 resets) in 230 ms. (173 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 72393 steps, run timeout after 3001 ms. (steps per millisecond=24 ) properties seen :0 out of 5
Probabilistic random walk after 72393 steps, saw 50122 distinct states, run finished after 3009 ms. (steps per millisecond=24 ) properties seen :0
[2025-06-05 19:34:21] [INFO ] Flow matrix only has 2619 transitions (discarded 129 similar events)
// Phase 1: matrix 2619 rows 230 cols
[2025-06-05 19:34:21] [INFO ] Computed 8 invariants in 25 ms
[2025-06-05 19:34:21] [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
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 106/126 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/126 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 2443/2569 variables, 126/132 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2569 variables, 74/206 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2569 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 280/2849 variables, 104/310 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2849 variables, 2/312 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2849 variables, 167/479 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2849 variables, 0/479 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 0/2849 variables, 0/479 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2849/2849 variables, and 479 constraints, problems are : Problem set: 0 solved, 5 unsolved in 2358 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 230/230 constraints, ReadFeed: 241/241 constraints, PredecessorRefiner: 5/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 106/126 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:34:23] [INFO ] Deduced a trap composed of 18 places in 113 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/126 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:34:23] [INFO ] Deduced a trap composed of 6 places in 55 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/126 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/126 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 2443/2569 variables, 126/134 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2569 variables, 74/208 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2569 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 280/2849 variables, 104/312 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2849 variables, 2/314 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2849 variables, 167/481 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2849 variables, 3/484 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:34:27] [INFO ] Deduced a trap composed of 9 places in 699 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:34:28] [INFO ] Deduced a trap composed of 10 places in 670 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:34:28] [INFO ] Deduced a trap composed of 19 places in 460 ms of which 18 ms to minimize.
Problem BugTracking-PT-q3m064-ReachabilityCardinality-2023-06 is UNSAT
FORMULA BugTracking-PT-q3m064-ReachabilityCardinality-2023-06 FALSE TECHNIQUES SMT_REFINEMENT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:34:29] [INFO ] Deduced a trap composed of 16 places in 548 ms of which 17 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/2849 variables, 4/488 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2849 variables, 0/488 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 0/2849 variables, 0/488 constraints. Problems are: Problem set: 1 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2849/2849 variables, and 488 constraints, problems are : Problem set: 1 solved, 4 unsolved in 8509 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 230/230 constraints, ReadFeed: 241/241 constraints, PredecessorRefiner: 5/3 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 11007ms problems are : Problem set: 1 solved, 4 unsolved
Fused 4 Parikh solutions to 1 different solutions.
SDD proceeding with computation,7 properties remain. new max is 1024
SDD size :23426 after 1.47047e+07
Parikh walk visited 0 properties in 10573 ms.
Support contains 19 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 59 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 59 ms. Remains : 230/230 places, 2748/2748 transitions.
RANDOM walk for 40095 steps (8 resets) in 116 ms. (342 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 277 ms. (143 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 282 ms. (141 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 266 ms. (149 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (8 resets) in 254 ms. (156 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 78619 steps, run timeout after 3001 ms. (steps per millisecond=26 ) properties seen :0 out of 4
Probabilistic random walk after 78619 steps, saw 54431 distinct states, run finished after 3001 ms. (steps per millisecond=26 ) properties seen :0
[2025-06-05 19:34:46] [INFO ] Flow matrix only has 2619 transitions (discarded 129 similar events)
[2025-06-05 19:34:46] [INFO ] Invariant cache hit.
[2025-06-05 19:34:46] [INFO ] State equation strengthened by 241 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 106/125 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 2440/2565 variables, 125/131 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2565 variables, 71/202 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2565 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 284/2849 variables, 105/307 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2849 variables, 2/309 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2849 variables, 170/479 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2849 variables, 0/479 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 0/2849 variables, 0/479 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2849/2849 variables, and 479 constraints, problems are : Problem set: 0 solved, 4 unsolved in 2122 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 230/230 constraints, ReadFeed: 241/241 constraints, PredecessorRefiner: 4/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 106/125 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:34:48] [INFO ] Deduced a trap composed of 18 places in 105 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 2440/2565 variables, 125/132 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2565 variables, 71/203 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2565 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 284/2849 variables, 105/308 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2849 variables, 2/310 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2849 variables, 170/480 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2849 variables, 2/482 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:34:51] [INFO ] Deduced a trap composed of 11 places in 418 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:34:51] [INFO ] Deduced a trap composed of 16 places in 468 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:34:52] [INFO ] Deduced a trap composed of 38 places in 333 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:34:52] [INFO ] Deduced a trap composed of 19 places in 231 ms of which 6 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/2849 variables, 4/486 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2849 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 0/2849 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2849/2849 variables, and 486 constraints, problems are : Problem set: 0 solved, 4 unsolved in 7034 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 230/230 constraints, ReadFeed: 241/241 constraints, PredecessorRefiner: 4/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9224ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 18566 ms.
Support contains 19 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 58 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 58 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 50 ms. Remains 230 /230 variables (removed 0) and now considering 2748/2748 (removed 0) transitions.
[2025-06-05 19:35:14] [INFO ] Flow matrix only has 2619 transitions (discarded 129 similar events)
[2025-06-05 19:35:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 19:35:14] [INFO ] Implicit Places using invariants in 419 ms returned []
[2025-06-05 19:35:14] [INFO ] Flow matrix only has 2619 transitions (discarded 129 similar events)
[2025-06-05 19:35:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 19:35:15] [INFO ] State equation strengthened by 241 read => feed constraints.
[2025-06-05 19:35:18] [INFO ] Implicit Places using invariants and state equation in 3689 ms returned []
Implicit Place search using SMT with State Equation took 4124 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 19:35:18] [INFO ] Redundant transitions in 234 ms returned []
Running 2747 sub problems to find dead transitions.
[2025-06-05 19:35:18] [INFO ] Flow matrix only has 2619 transitions (discarded 129 similar events)
[2025-06-05 19:35:18] [INFO ] Invariant cache hit.
[2025-06-05 19:35:18] [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.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
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, 2747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:35:44] [INFO ] Deduced a trap composed of 7 places in 73 ms of which 2 ms to minimize.
Problem TDEAD174 is UNSAT
Problem TDEAD175 is UNSAT
Problem TDEAD176 is UNSAT
Problem TDEAD177 is UNSAT
Problem TDEAD178 is UNSAT
Problem TDEAD182 is UNSAT
Problem TDEAD183 is UNSAT
Problem TDEAD184 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:35:54] [INFO ] Deduced a trap composed of 8 places in 129 ms of which 4 ms to minimize.
Problem TDEAD1446 is UNSAT
Problem TDEAD1447 is UNSAT
Problem TDEAD1448 is UNSAT
Problem TDEAD1449 is UNSAT
Problem TDEAD1450 is UNSAT
Problem TDEAD1451 is UNSAT
Problem TDEAD1452 is UNSAT
Problem TDEAD1453 is UNSAT
Problem TDEAD1454 is UNSAT
Problem TDEAD1455 is UNSAT
Problem TDEAD1456 is UNSAT
Problem TDEAD1457 is UNSAT
Problem TDEAD1458 is UNSAT
Problem TDEAD1459 is UNSAT
Problem TDEAD1460 is UNSAT
Problem TDEAD1461 is UNSAT
Problem TDEAD1462 is UNSAT
Problem TDEAD1463 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:35:54] [INFO ] Deduced a trap composed of 8 places in 99 ms of which 4 ms to minimize.
Problem TDEAD1469 is UNSAT
Problem TDEAD1470 is UNSAT
Problem TDEAD1471 is UNSAT
Problem TDEAD1472 is UNSAT
Problem TDEAD1473 is UNSAT
Problem TDEAD1474 is UNSAT
Problem TDEAD1475 is UNSAT
Problem TDEAD1480 is UNSAT
Problem TDEAD1481 is UNSAT
Problem TDEAD1482 is UNSAT
Problem TDEAD1483 is UNSAT
Problem TDEAD1484 is UNSAT
Problem TDEAD1485 is UNSAT
Problem TDEAD1486 is UNSAT
Problem TDEAD1487 is UNSAT
Problem TDEAD1488 is UNSAT
Problem TDEAD1489 is UNSAT
Problem TDEAD1490 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:35:54] [INFO ] Deduced a trap composed of 11 places in 67 ms of which 3 ms to minimize.
Problem TDEAD1493 is UNSAT
Problem TDEAD1494 is UNSAT
Problem TDEAD1495 is UNSAT
Problem TDEAD1496 is UNSAT
Problem TDEAD1498 is UNSAT
Problem TDEAD1499 is UNSAT
Problem TDEAD1502 is UNSAT
Problem TDEAD1503 is UNSAT
Problem TDEAD1504 is UNSAT
Problem TDEAD1505 is UNSAT
Problem TDEAD1508 is UNSAT
Problem TDEAD1509 is UNSAT
Problem TDEAD1510 is UNSAT
Problem TDEAD1511 is UNSAT
Problem TDEAD1514 is UNSAT
Problem TDEAD1515 is UNSAT
Problem TDEAD1516 is UNSAT
Problem TDEAD1517 is UNSAT
Problem TDEAD1519 is UNSAT
Problem TDEAD1520 is UNSAT
Problem TDEAD1523 is UNSAT
Problem TDEAD1524 is UNSAT
Problem TDEAD1525 is UNSAT
Problem TDEAD1526 is UNSAT
Problem TDEAD1529 is UNSAT
Problem TDEAD1530 is UNSAT
Problem TDEAD1531 is UNSAT
Problem TDEAD1532 is UNSAT
Problem TDEAD1575 is UNSAT
Problem TDEAD1576 is UNSAT
Problem TDEAD1577 is UNSAT
Problem TDEAD1578 is UNSAT
Problem TDEAD1579 is UNSAT
Problem TDEAD1580 is UNSAT
Problem TDEAD1581 is UNSAT
Problem TDEAD1582 is UNSAT
Problem TDEAD1583 is UNSAT
Problem TDEAD1584 is UNSAT
Problem TDEAD1585 is UNSAT
Problem TDEAD1586 is UNSAT
Problem TDEAD1587 is UNSAT
Problem TDEAD1588 is UNSAT
Problem TDEAD1589 is UNSAT
Problem TDEAD1590 is UNSAT
Problem TDEAD1591 is UNSAT
Problem TDEAD1592 is UNSAT
Problem TDEAD1593 is UNSAT
Problem TDEAD1594 is UNSAT
Problem TDEAD1595 is UNSAT
Problem TDEAD1596 is UNSAT
Problem TDEAD1597 is UNSAT
Problem TDEAD1598 is UNSAT
Problem TDEAD1599 is UNSAT
Problem TDEAD1600 is UNSAT
Problem TDEAD1601 is UNSAT
Problem TDEAD1602 is UNSAT
Problem TDEAD1603 is UNSAT
Problem TDEAD1604 is UNSAT
Problem TDEAD1605 is UNSAT
Problem TDEAD1606 is UNSAT
Problem TDEAD1607 is UNSAT
Problem TDEAD1608 is UNSAT
Problem TDEAD1609 is UNSAT
Problem TDEAD1610 is UNSAT
Problem TDEAD1611 is UNSAT
Problem TDEAD1612 is UNSAT
Problem TDEAD1613 is UNSAT
Problem TDEAD1614 is UNSAT
Problem TDEAD1615 is UNSAT
Problem TDEAD1616 is UNSAT
Problem TDEAD1617 is UNSAT
Problem TDEAD1618 is UNSAT
Problem TDEAD1619 is UNSAT
Problem TDEAD1620 is UNSAT
Problem TDEAD1621 is UNSAT
Problem TDEAD1622 is UNSAT
Problem TDEAD1623 is UNSAT
Problem TDEAD1624 is UNSAT
Problem TDEAD1625 is UNSAT
Problem TDEAD1626 is UNSAT
Problem TDEAD1627 is UNSAT
Problem TDEAD1628 is UNSAT
Problem TDEAD1629 is UNSAT
Problem TDEAD1630 is UNSAT
Problem TDEAD1631 is UNSAT
Problem TDEAD1632 is UNSAT
Problem TDEAD1633 is UNSAT
Problem TDEAD1634 is UNSAT
Problem TDEAD1635 is UNSAT
Problem TDEAD1636 is UNSAT
Problem TDEAD1637 is UNSAT
Problem TDEAD1638 is UNSAT
Problem TDEAD1639 is UNSAT
Problem TDEAD1640 is UNSAT
Problem TDEAD1641 is UNSAT
Problem TDEAD1642 is UNSAT
Problem TDEAD1643 is UNSAT
Problem TDEAD1644 is UNSAT
Problem TDEAD1645 is UNSAT
Problem TDEAD1646 is UNSAT
Problem TDEAD1647 is UNSAT
Problem TDEAD1648 is UNSAT
Problem TDEAD1649 is UNSAT
Problem TDEAD1650 is UNSAT
Problem TDEAD1651 is UNSAT
Problem TDEAD1652 is UNSAT
Problem TDEAD1653 is UNSAT
Problem TDEAD1654 is UNSAT
Problem TDEAD1655 is UNSAT
Problem TDEAD1656 is UNSAT
Problem TDEAD1657 is UNSAT
Problem TDEAD1658 is UNSAT
Problem TDEAD1729 is UNSAT
Problem TDEAD1730 is UNSAT
Problem TDEAD1731 is UNSAT
Problem TDEAD1732 is UNSAT
Problem TDEAD1733 is UNSAT
Problem TDEAD1734 is UNSAT
Problem TDEAD1735 is UNSAT
Problem TDEAD1736 is UNSAT
Problem TDEAD1737 is UNSAT
Problem TDEAD1738 is UNSAT
Problem TDEAD1739 is UNSAT
Problem TDEAD1740 is UNSAT
Problem TDEAD1741 is UNSAT
Problem TDEAD1742 is UNSAT
Problem TDEAD1743 is UNSAT
Problem TDEAD1744 is UNSAT
Problem TDEAD1745 is UNSAT
Problem TDEAD1746 is UNSAT
Problem TDEAD1747 is UNSAT
Problem TDEAD1748 is UNSAT
Problem TDEAD1749 is UNSAT
Problem TDEAD1750 is UNSAT
Problem TDEAD1751 is UNSAT
Problem TDEAD1752 is UNSAT
Problem TDEAD1753 is UNSAT
Problem TDEAD1754 is UNSAT
Problem TDEAD1755 is UNSAT
Problem TDEAD1756 is UNSAT
Problem TDEAD1760 is UNSAT
Problem TDEAD1761 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:35:55] [INFO ] Deduced a trap composed of 8 places in 89 ms of which 4 ms to minimize.
Problem TDEAD1762 is UNSAT
Problem TDEAD1763 is UNSAT
Problem TDEAD1764 is UNSAT
Problem TDEAD1765 is UNSAT
Problem TDEAD1766 is UNSAT
Problem TDEAD1767 is UNSAT
Problem TDEAD1768 is UNSAT
Problem TDEAD1769 is UNSAT
Problem TDEAD1770 is UNSAT
Problem TDEAD1771 is UNSAT
Problem TDEAD1772 is UNSAT
Problem TDEAD1773 is UNSAT
Problem TDEAD1776 is UNSAT
Problem TDEAD1777 is UNSAT
Problem TDEAD1779 is UNSAT
Problem TDEAD1780 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:35:55] [INFO ] Deduced a trap composed of 9 places in 80 ms of which 4 ms to minimize.
Problem TDEAD1781 is UNSAT
Problem TDEAD1782 is UNSAT
Problem TDEAD1783 is UNSAT
Problem TDEAD1784 is UNSAT
Problem TDEAD1785 is UNSAT
Problem TDEAD1786 is UNSAT
Problem TDEAD1787 is UNSAT
Problem TDEAD1788 is UNSAT
Problem TDEAD1789 is UNSAT
Problem TDEAD1793 is UNSAT
Problem TDEAD1794 is UNSAT
Problem TDEAD1795 is UNSAT
Problem TDEAD1796 is UNSAT
Problem TDEAD1798 is UNSAT
Problem TDEAD1799 is UNSAT
Problem TDEAD1803 is UNSAT
Problem TDEAD1804 is UNSAT
Problem TDEAD1805 is UNSAT
Problem TDEAD1806 is UNSAT
Problem TDEAD1807 is UNSAT
Problem TDEAD1808 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:35:56] [INFO ] Deduced a trap composed of 10 places in 91 ms of which 5 ms to minimize.
Problem TDEAD1809 is UNSAT
Problem TDEAD1810 is UNSAT
Problem TDEAD1811 is UNSAT
Problem TDEAD1814 is UNSAT
Problem TDEAD1815 is UNSAT
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 230/2849 variables, and 15 constraints, problems are : Problem set: 228 solved, 2519 unsolved in 30107 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 0/230 constraints, ReadFeed: 0/241 constraints, PredecessorRefiner: 2747/1185 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 228 solved, 2519 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: 228 solved, 2519 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/230 variables, 7/15 constraints. Problems are: Problem set: 228 solved, 2519 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:36:13] [INFO ] Deduced a trap composed of 8 places in 134 ms of which 6 ms to minimize.
Problem TDEAD1817 is UNSAT
Problem TDEAD1818 is UNSAT
Problem TDEAD1819 is UNSAT
Problem TDEAD1820 is UNSAT
Problem TDEAD1821 is UNSAT
Problem TDEAD1822 is UNSAT
Problem TDEAD1823 is UNSAT
Problem TDEAD1824 is UNSAT
Problem TDEAD1825 is UNSAT
Problem TDEAD1826 is UNSAT
Problem TDEAD1827 is UNSAT
Problem TDEAD1828 is UNSAT
Problem TDEAD1829 is UNSAT
Problem TDEAD1830 is UNSAT
Problem TDEAD1831 is UNSAT
Problem TDEAD1832 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:36:24] [INFO ] Deduced a trap composed of 13 places in 85 ms of which 3 ms to minimize.
Problem TDEAD2696 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:36:24] [INFO ] Deduced a trap composed of 22 places in 150 ms of which 4 ms to minimize.
Problem TDEAD2710 is UNSAT
Problem TDEAD2711 is UNSAT
Problem TDEAD2721 is UNSAT
Problem TDEAD2722 is UNSAT
Problem TDEAD2733 is UNSAT
Problem TDEAD2734 is UNSAT
Problem TDEAD2744 is UNSAT
Problem TDEAD2745 is UNSAT
Problem TDEAD167 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/230 variables, 3/18 constraints. Problems are: Problem set: 254 solved, 2493 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 Int declared 230/2849 variables, and 18 constraints, problems are : Problem set: 254 solved, 2493 unsolved in 30062 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 0/230 constraints, ReadFeed: 0/241 constraints, PredecessorRefiner: 1562/1185 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 67806ms problems are : Problem set: 254 solved, 2493 unsolved
Search for dead transitions found 254 dead transitions in 67835ms
Found 254 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 254 transitions
Dead transitions reduction (with SMT) removed 254 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 230/230 places, 2494/2748 transitions.
Graph (complete) has 3015 edges and 230 vertex of which 224 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.2 ms
Discarding 6 places :
Also discarding 0 output transitions
Reduce places removed 27 places and 650 transitions.
Iterating post reduction 0 with 27 rules applied. Total rules applied 28 place count 197 transition count 1844
Reduce places removed 14 places and 271 transitions.
Iterating post reduction 1 with 14 rules applied. Total rules applied 42 place count 183 transition count 1573
Reduce places removed 10 places and 174 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 52 place count 173 transition count 1399
Reduce places removed 6 places and 119 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 58 place count 167 transition count 1280
Reduce places removed 1 places and 17 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 59 place count 166 transition count 1263
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 62 place count 163 transition count 1221
Deduced a syphon composed of 25 places in 1 ms
Reduce places removed 16 places and 270 transitions.
Iterating global reduction 5 with 19 rules applied. Total rules applied 81 place count 147 transition count 951
Deduced a syphon composed of 9 places in 1 ms
Applied a total of 81 rules in 62 ms. Remains 147 /230 variables (removed 83) and now considering 951/2494 (removed 1543) transitions.
[2025-06-05 19:36:26] [INFO ] Flow matrix only has 903 transitions (discarded 48 similar events)
// Phase 1: matrix 903 rows 147 cols
[2025-06-05 19:36:26] [INFO ] Computed 16 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 19:36:26] [INFO ] Implicit Places using invariants in 212 ms returned []
[2025-06-05 19:36:26] [INFO ] Flow matrix only has 903 transitions (discarded 48 similar events)
[2025-06-05 19:36:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 19:36:26] [INFO ] State equation strengthened by 112 read => feed constraints.
[2025-06-05 19:36:27] [INFO ] Implicit Places using invariants and state equation in 1322 ms returned []
Implicit Place search using SMT with State Equation took 1549 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 147/230 places, 951/2748 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 73882 ms. Remains : 147/230 places, 951/2748 transitions.
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
FORMULA BugTracking-PT-q3m064-ReachabilityCardinality-2023-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m064-ReachabilityCardinality-2024-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m064-ReachabilityCardinality-2023-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40114 steps (8 resets) in 106 ms. (374 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 181 ms. (219 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 307431 steps, run timeout after 3001 ms. (steps per millisecond=102 ) properties seen :0 out of 1
Probabilistic random walk after 307431 steps, saw 212813 distinct states, run finished after 3001 ms. (steps per millisecond=102 ) properties seen :0
[2025-06-05 19:36:31] [INFO ] Flow matrix only has 903 transitions (discarded 48 similar events)
// Phase 1: matrix 903 rows 138 cols
[2025-06-05 19:36:31] [INFO ] Computed 7 invariants in 4 ms
[2025-06-05 19:36:31] [INFO ] State equation strengthened by 112 read => feed constraints.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 21/25 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 378/403 variables, 25/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 19/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/403 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 323/726 variables, 48/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/726 variables, 2/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/726 variables, 58/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/726 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 305/1031 variables, 56/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1031 variables, 2/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1031 variables, 34/246 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1031 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1033 variables, 1/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1033 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 8/1041 variables, 9/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1041 variables, 1/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1041 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1041 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1041/1041 variables, and 257 constraints, problems are : Problem set: 0 solved, 1 unsolved in 554 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 138/138 constraints, ReadFeed: 112/112 constraints, PredecessorRefiner: 1/1 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 21/25 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 378/403 variables, 25/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/403 variables, 19/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/403 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 323/726 variables, 48/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/726 variables, 2/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/726 variables, 58/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/726 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 305/1031 variables, 56/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1031 variables, 2/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1031 variables, 34/246 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1031 variables, 1/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1031 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/1033 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1033 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 8/1041 variables, 9/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1041 variables, 1/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1041 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1041 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1041/1041 variables, and 258 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1063 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 138/138 constraints, ReadFeed: 112/112 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1636ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 12 ms.
Support contains 4 out of 138 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 138/138 places, 951/951 transitions.
Applied a total of 0 rules in 19 ms. Remains 138 /138 variables (removed 0) and now considering 951/951 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 138/138 places, 951/951 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 138/138 places, 951/951 transitions.
Applied a total of 0 rules in 18 ms. Remains 138 /138 variables (removed 0) and now considering 951/951 (removed 0) transitions.
[2025-06-05 19:36:32] [INFO ] Flow matrix only has 903 transitions (discarded 48 similar events)
[2025-06-05 19:36:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 19:36:33] [INFO ] Implicit Places using invariants in 293 ms returned []
[2025-06-05 19:36:33] [INFO ] Flow matrix only has 903 transitions (discarded 48 similar events)
[2025-06-05 19:36:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 19:36:33] [INFO ] State equation strengthened by 112 read => feed constraints.
[2025-06-05 19:36:34] [INFO ] Implicit Places using invariants and state equation in 1567 ms returned []
Implicit Place search using SMT with State Equation took 1864 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 19:36:34] [INFO ] Redundant transitions in 61 ms returned []
Running 950 sub problems to find dead transitions.
[2025-06-05 19:36:34] [INFO ] Flow matrix only has 903 transitions (discarded 48 similar events)
[2025-06-05 19:36:34] [INFO ] Invariant cache hit.
[2025-06-05 19:36:34] [INFO ] State equation strengthened by 112 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/138 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 950 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:36:41] [INFO ] Deduced a trap composed of 17 places in 111 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:36:43] [INFO ] Deduced a trap composed of 10 places in 87 ms of which 4 ms to minimize.
Problem TDEAD347 is UNSAT
Problem TDEAD348 is UNSAT
Problem TDEAD349 is UNSAT
Problem TDEAD350 is UNSAT
Problem TDEAD352 is UNSAT
Problem TDEAD353 is UNSAT
Problem TDEAD357 is UNSAT
Problem TDEAD358 is UNSAT
Problem TDEAD359 is UNSAT
Problem TDEAD360 is UNSAT
Problem TDEAD361 is UNSAT
Problem TDEAD362 is UNSAT
Problem TDEAD365 is UNSAT
Problem TDEAD366 is UNSAT
Problem TDEAD367 is UNSAT
Problem TDEAD368 is UNSAT
Problem TDEAD371 is UNSAT
Problem TDEAD372 is UNSAT
Problem TDEAD373 is UNSAT
Problem TDEAD374 is UNSAT
Problem TDEAD378 is UNSAT
Problem TDEAD379 is UNSAT
Problem TDEAD380 is UNSAT
Problem TDEAD381 is UNSAT
Problem TDEAD382 is UNSAT
Problem TDEAD383 is UNSAT
Problem TDEAD384 is UNSAT
Problem TDEAD385 is UNSAT
Problem TDEAD386 is UNSAT
Problem TDEAD387 is UNSAT
Problem TDEAD388 is UNSAT
Problem TDEAD389 is UNSAT
Problem TDEAD390 is UNSAT
Problem TDEAD391 is UNSAT
Problem TDEAD392 is UNSAT
Problem TDEAD393 is UNSAT
Problem TDEAD394 is UNSAT
Problem TDEAD395 is UNSAT
Problem TDEAD396 is UNSAT
Problem TDEAD397 is UNSAT
Problem TDEAD398 is UNSAT
Problem TDEAD399 is UNSAT
Problem TDEAD400 is UNSAT
Problem TDEAD401 is UNSAT
Problem TDEAD402 is UNSAT
Problem TDEAD403 is UNSAT
Problem TDEAD404 is UNSAT
Problem TDEAD405 is UNSAT
Problem TDEAD406 is UNSAT
Problem TDEAD407 is UNSAT
Problem TDEAD408 is UNSAT
Problem TDEAD409 is UNSAT
Problem TDEAD410 is UNSAT
Problem TDEAD411 is UNSAT
Problem TDEAD412 is UNSAT
Problem TDEAD413 is UNSAT
Problem TDEAD414 is UNSAT
Problem TDEAD415 is UNSAT
Problem TDEAD416 is UNSAT
Problem TDEAD417 is UNSAT
Problem TDEAD418 is UNSAT
Problem TDEAD419 is UNSAT
Problem TDEAD420 is UNSAT
Problem TDEAD421 is UNSAT
Problem TDEAD422 is UNSAT
Problem TDEAD423 is UNSAT
Problem TDEAD424 is UNSAT
Problem TDEAD425 is UNSAT
Problem TDEAD426 is UNSAT
Problem TDEAD427 is UNSAT
Problem TDEAD428 is UNSAT
Problem TDEAD429 is UNSAT
Problem TDEAD430 is UNSAT
Problem TDEAD431 is UNSAT
Problem TDEAD432 is UNSAT
Problem TDEAD433 is UNSAT
Problem TDEAD434 is UNSAT
Problem TDEAD435 is UNSAT
Problem TDEAD488 is UNSAT
Problem TDEAD489 is UNSAT
Problem TDEAD490 is UNSAT
Problem TDEAD491 is UNSAT
Problem TDEAD492 is UNSAT
Problem TDEAD493 is UNSAT
Problem TDEAD494 is UNSAT
Problem TDEAD495 is UNSAT
Problem TDEAD496 is UNSAT
Problem TDEAD497 is UNSAT
Problem TDEAD498 is UNSAT
Problem TDEAD499 is UNSAT
Problem TDEAD500 is UNSAT
Problem TDEAD501 is UNSAT
Problem TDEAD502 is UNSAT
Problem TDEAD503 is UNSAT
Problem TDEAD504 is UNSAT
Problem TDEAD505 is UNSAT
Problem TDEAD506 is UNSAT
Problem TDEAD507 is UNSAT
Problem TDEAD508 is UNSAT
Problem TDEAD509 is UNSAT
Problem TDEAD510 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 TDEAD519 is UNSAT
Problem TDEAD520 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 TDEAD527 is UNSAT
Problem TDEAD528 is UNSAT
Problem TDEAD529 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 TDEAD547 is UNSAT
Problem TDEAD548 is UNSAT
Problem TDEAD549 is UNSAT
Problem TDEAD550 is UNSAT
Problem TDEAD551 is UNSAT
Problem TDEAD552 is UNSAT
SDD proceeding with computation,7 properties remain. new max is 2048
SDD size :1.47047e+07 after 6.38073e+07
Problem TDEAD933 is UNSAT
Problem TDEAD934 is UNSAT
Problem TDEAD949 is UNSAT
Problem TDEAD950 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/138 variables, 2/9 constraints. Problems are: Problem set: 147 solved, 803 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/138 variables, 0/9 constraints. Problems are: Problem set: 147 solved, 803 unsolved
Problem TDEAD629 is UNSAT
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (OVERLAPS) 903/1041 variables, 138/147 constraints. Problems are: Problem set: 148 solved, 802 unsolved
SMT process timed out in 31751ms, After SMT, problems are : Problem set: 148 solved, 802 unsolved
Search for dead transitions found 148 dead transitions in 31756ms
Found 148 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 148 transitions
Dead transitions reduction (with SMT) removed 148 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 138/138 places, 803/951 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 130 transition count 763
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 130 transition count 763
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 21 place count 125 transition count 728
Iterating global reduction 0 with 5 rules applied. Total rules applied 26 place count 125 transition count 728
Applied a total of 26 rules in 36 ms. Remains 125 /138 variables (removed 13) and now considering 728/803 (removed 75) transitions.
[2025-06-05 19:37:06] [INFO ] Flow matrix only has 673 transitions (discarded 55 similar events)
// Phase 1: matrix 673 rows 125 cols
[2025-06-05 19:37:06] [INFO ] Computed 8 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 19:37:06] [INFO ] Implicit Places using invariants in 303 ms returned []
[2025-06-05 19:37:06] [INFO ] Flow matrix only has 673 transitions (discarded 55 similar events)
[2025-06-05 19:37:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 19:37:07] [INFO ] State equation strengthened by 90 read => feed constraints.
[2025-06-05 19:37:07] [INFO ] Implicit Places using invariants and state equation in 886 ms returned []
Implicit Place search using SMT with State Equation took 1193 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 125/138 places, 728/951 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 34942 ms. Remains : 125/138 places, 728/951 transitions.
RANDOM walk for 40049 steps (8 resets) in 70 ms. (564 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 144 ms. (275 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 430914 steps, run timeout after 3001 ms. (steps per millisecond=143 ) properties seen :0 out of 1
Probabilistic random walk after 430914 steps, saw 298288 distinct states, run finished after 3001 ms. (steps per millisecond=143 ) properties seen :0
[2025-06-05 19:37:10] [INFO ] Flow matrix only has 673 transitions (discarded 55 similar events)
[2025-06-05 19:37:10] [INFO ] Invariant cache hit.
[2025-06-05 19:37:10] [INFO ] State equation strengthened by 90 read => feed constraints.
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 13/17 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 170/187 variables, 17/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/187 variables, 18/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/187 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 297/484 variables, 43/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/484 variables, 2/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/484 variables, 37/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/484 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 304/788 variables, 56/175 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/788 variables, 2/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/788 variables, 34/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/788 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/790 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/790 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 3/793 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/793 variables, 3/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/793 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 5/798 variables, 6/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/798 variables, 1/223 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/798 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/798 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 798/798 variables, and 223 constraints, problems are : Problem set: 0 solved, 1 unsolved in 454 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 125/125 constraints, ReadFeed: 90/90 constraints, PredecessorRefiner: 1/1 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 105.0 s and query timeout 10500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 13/17 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 170/187 variables, 17/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/187 variables, 18/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/187 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 297/484 variables, 43/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/484 variables, 2/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/484 variables, 37/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/484 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 304/788 variables, 56/175 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/788 variables, 2/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/788 variables, 34/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/788 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/788 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/790 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/790 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 3/793 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/793 variables, 3/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/793 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 5/798 variables, 6/223 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/798 variables, 1/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/798 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/798 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 798/798 variables, and 224 constraints, problems are : Problem set: 0 solved, 1 unsolved in 548 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 125/125 constraints, ReadFeed: 90/90 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1014ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 78 ms.
Support contains 4 out of 125 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 125/125 places, 728/728 transitions.
Applied a total of 0 rules in 16 ms. Remains 125 /125 variables (removed 0) and now considering 728/728 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 125/125 places, 728/728 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 125/125 places, 728/728 transitions.
Applied a total of 0 rules in 15 ms. Remains 125 /125 variables (removed 0) and now considering 728/728 (removed 0) transitions.
[2025-06-05 19:37:11] [INFO ] Flow matrix only has 673 transitions (discarded 55 similar events)
[2025-06-05 19:37:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 19:37:12] [INFO ] Implicit Places using invariants in 290 ms returned []
[2025-06-05 19:37:12] [INFO ] Flow matrix only has 673 transitions (discarded 55 similar events)
[2025-06-05 19:37:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 19:37:12] [INFO ] State equation strengthened by 90 read => feed constraints.
[2025-06-05 19:37:13] [INFO ] Implicit Places using invariants and state equation in 948 ms returned []
Implicit Place search using SMT with State Equation took 1241 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 19:37:13] [INFO ] Redundant transitions in 16 ms returned []
Running 727 sub problems to find dead transitions.
[2025-06-05 19:37:13] [INFO ] Flow matrix only has 673 transitions (discarded 55 similar events)
[2025-06-05 19:37:13] [INFO ] Invariant cache hit.
[2025-06-05 19:37:13] [INFO ] State equation strengthened by 90 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 727 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 727 unsolved
At refinement iteration 2 (OVERLAPS) 673/798 variables, 125/133 constraints. Problems are: Problem set: 0 solved, 727 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/798 variables, 90/223 constraints. Problems are: Problem set: 0 solved, 727 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/798 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 727 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 798/798 variables, and 223 constraints, problems are : Problem set: 0 solved, 727 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 125/125 constraints, ReadFeed: 90/90 constraints, PredecessorRefiner: 727/727 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 727 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 727 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 727 unsolved
At refinement iteration 2 (OVERLAPS) 673/798 variables, 125/133 constraints. Problems are: Problem set: 0 solved, 727 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/798 variables, 90/223 constraints. Problems are: Problem set: 0 solved, 727 unsolved
Problem TDEAD115 is UNSAT
Problem TDEAD265 is UNSAT
Problem TDEAD266 is UNSAT
Problem TDEAD267 is UNSAT
Problem TDEAD268 is UNSAT
Problem TDEAD269 is UNSAT
Problem TDEAD270 is UNSAT
Problem TDEAD271 is UNSAT
Problem TDEAD272 is UNSAT
Problem TDEAD275 is UNSAT
Problem TDEAD276 is UNSAT
Problem TDEAD277 is UNSAT
Problem TDEAD278 is UNSAT
Problem TDEAD279 is UNSAT
Problem TDEAD280 is UNSAT
Problem TDEAD284 is UNSAT
Problem TDEAD285 is UNSAT
Problem TDEAD286 is UNSAT
Problem TDEAD287 is UNSAT
Problem TDEAD288 is UNSAT
Problem TDEAD289 is UNSAT
Problem TDEAD290 is UNSAT
Problem TDEAD291 is UNSAT
Problem TDEAD292 is UNSAT
Problem TDEAD293 is UNSAT
Problem TDEAD294 is UNSAT
Problem TDEAD295 is UNSAT
Problem TDEAD296 is UNSAT
Problem TDEAD297 is UNSAT
Problem TDEAD298 is UNSAT
Problem TDEAD299 is UNSAT
Problem TDEAD300 is UNSAT
Problem TDEAD305 is UNSAT
Problem TDEAD306 is UNSAT
Problem TDEAD307 is UNSAT
Problem TDEAD308 is UNSAT
Problem TDEAD309 is UNSAT
Problem TDEAD310 is UNSAT
Problem TDEAD311 is UNSAT
Problem TDEAD312 is UNSAT
Problem TDEAD316 is UNSAT
Problem TDEAD317 is UNSAT
Problem TDEAD318 is UNSAT
Problem TDEAD319 is UNSAT
Problem TDEAD320 is UNSAT
Problem TDEAD321 is UNSAT
Problem TDEAD322 is UNSAT
Problem TDEAD323 is UNSAT
Problem TDEAD324 is UNSAT
Problem TDEAD325 is UNSAT
Problem TDEAD326 is UNSAT
Problem TDEAD327 is UNSAT
Problem TDEAD328 is UNSAT
Problem TDEAD329 is UNSAT
Problem TDEAD330 is UNSAT
Problem TDEAD331 is UNSAT
Problem TDEAD332 is UNSAT
Problem TDEAD333 is UNSAT
Problem TDEAD334 is UNSAT
Problem TDEAD335 is UNSAT
Problem TDEAD336 is UNSAT
Problem TDEAD337 is UNSAT
Problem TDEAD338 is UNSAT
Problem TDEAD339 is UNSAT
Problem TDEAD340 is UNSAT
Problem TDEAD401 is UNSAT
Problem TDEAD404 is UNSAT
Problem TDEAD420 is UNSAT
Problem TDEAD425 is UNSAT
Problem TDEAD426 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/798 variables, 727/950 constraints. Problems are: Problem set: 70 solved, 657 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 798/798 variables, and 950 constraints, problems are : Problem set: 70 solved, 657 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 125/125 constraints, ReadFeed: 90/90 constraints, PredecessorRefiner: 727/727 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61269ms problems are : Problem set: 70 solved, 657 unsolved
Search for dead transitions found 70 dead transitions in 61273ms
Found 70 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 70 transitions
Dead transitions reduction (with SMT) removed 70 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 125/125 places, 658/728 transitions.
Reduce places removed 13 places and 180 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 13 place count 112 transition count 478
Reduce places removed 8 places and 77 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 21 place count 104 transition count 401
Reduce places removed 4 places and 31 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 25 place count 100 transition count 370
Reduce places removed 2 places and 16 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 27 place count 98 transition count 354
Reduce places removed 1 places and 14 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 28 place count 97 transition count 340
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 31 place count 94 transition count 315
Deduced a syphon composed of 3 places in 1 ms
Iterating global reduction 5 with 3 rules applied. Total rules applied 34 place count 94 transition count 315
Deduced a syphon composed of 3 places in 0 ms
Applied a total of 34 rules in 17 ms. Remains 94 /125 variables (removed 31) and now considering 315/658 (removed 343) transitions.
[2025-06-05 19:38:14] [INFO ] Flow matrix only has 297 transitions (discarded 18 similar events)
// Phase 1: matrix 297 rows 94 cols
[2025-06-05 19:38:14] [INFO ] Computed 12 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 19:38:14] [INFO ] Implicit Places using invariants in 129 ms returned []
[2025-06-05 19:38:14] [INFO ] Flow matrix only has 297 transitions (discarded 18 similar events)
[2025-06-05 19:38:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 19:38:14] [INFO ] State equation strengthened by 54 read => feed constraints.
[2025-06-05 19:38:14] [INFO ] Implicit Places using invariants and state equation in 420 ms returned []
Implicit Place search using SMT with State Equation took 552 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 94/125 places, 315/728 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 63127 ms. Remains : 94/125 places, 315/728 transitions.
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
FORMULA BugTracking-PT-q3m064-ReachabilityCardinality-2025-03 TRUE 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 251806 ms.
BK_STOP 1749152295107
--------------------
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
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -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 ReachabilityCardinality -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-q3m064"
export BK_EXAMINATION="ReachabilityCardinality"
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-q3m064, examination is ReachabilityCardinality"
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-174853765300526"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/BugTracking-PT-q3m064.tgz
mv BugTracking-PT-q3m064 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.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 [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;