About the Execution of ITS-Tools for DNAwalker-PT-18lozangeBlock
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 3600000.00 | 0.00 | 0.00 | 1 ? ? ? ? ? 1 ? 1 1 1 ? ? ? ? ? | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r072-tall-174860067500453.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 DNAwalker-PT-18lozangeBlock, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r072-tall-174860067500453
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.0M
-rw-r--r-- 1 mcc users 5.6K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 56K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K 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 2.5K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 117K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 83K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.2K 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 15 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 1.6M 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 positive values
NUM_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-00
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-01
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-02
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-03
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-04
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-05
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-06
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-07
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-08
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-09
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-10
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-11
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-12
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-13
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-14
FORMULA_NAME DNAwalker-PT-18lozangeBlock-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1748725345770
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DNAwalker-PT-18lozangeBlock
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-05-31 21:02:26] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-31 21:02:26] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 21:02:27] [INFO ] Load time of PNML (sax parser for PT used): 181 ms
[2025-05-31 21:02:27] [INFO ] Transformed 164 places.
[2025-05-31 21:02:27] [INFO ] Transformed 3697 transitions.
[2025-05-31 21:02:27] [INFO ] Parsed PT model containing 164 places and 3697 transitions and 10898 arcs in 288 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Current structural bounds on expressions (Initially) : Max Seen:[1, 0, 0, 0, 0, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1, 0, 0, 0, 0, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 3697 rows 164 cols
[2025-05-31 21:02:27] [INFO ] Computed 0 invariants in 55 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 0, 0, 0, 0, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 10000 steps (96 resets) in 170 ms. (58 steps per ms)
BEST_FIRST walk for 160016 steps (32 resets) in 277 ms. (575 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 2, 2, 2, 2, 2, 1, 2, 1, 1, 1, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-05-31 21:02:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:28] [INFO ] [Real]Absence check using state equation in 527 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:29] [INFO ] [Real]Absence check using state equation in 719 ms returned sat
[2025-05-31 21:02:29] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:30] [INFO ] [Nat]Absence check using state equation in 981 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:31] [INFO ] [Real]Absence check using state equation in 552 ms returned sat
[2025-05-31 21:02:31] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:32] [INFO ] [Nat]Absence check using state equation in 910 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:32] [INFO ] [Real]Absence check using state equation in 551 ms returned sat
[2025-05-31 21:02:32] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:33] [INFO ] [Nat]Absence check using state equation in 896 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:34] [INFO ] [Real]Absence check using state equation in 624 ms returned sat
[2025-05-31 21:02:34] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:35] [INFO ] [Nat]Absence check using state equation in 941 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:35] [INFO ] [Real]Absence check using state equation in 472 ms returned sat
[2025-05-31 21:02:36] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:36] [INFO ] [Nat]Absence check using state equation in 890 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:37] [INFO ] [Real]Absence check using state equation in 317 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:38] [INFO ] [Real]Absence check using state equation in 736 ms returned sat
[2025-05-31 21:02:38] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:39] [INFO ] [Nat]Absence check using state equation in 896 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:39] [INFO ] [Real]Absence check using state equation in 383 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:39] [INFO ] [Real]Absence check using state equation in 325 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:40] [INFO ] [Real]Absence check using state equation in 379 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:40] [INFO ] [Real]Absence check using state equation in 521 ms returned sat
[2025-05-31 21:02:40] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:41] [INFO ] [Nat]Absence check using state equation in 896 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:42] [INFO ] [Real]Absence check using state equation in 566 ms returned sat
[2025-05-31 21:02:42] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:43] [INFO ] [Nat]Absence check using state equation in 898 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:44] [INFO ] [Real]Absence check using state equation in 484 ms returned sat
[2025-05-31 21:02:44] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:45] [INFO ] [Nat]Absence check using state equation in 909 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:45] [INFO ] [Real]Absence check using state equation in 452 ms returned sat
[2025-05-31 21:02:45] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:46] [INFO ] [Nat]Absence check using state equation in 906 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:46] [INFO ] [Real]Absence check using state equation in 385 ms returned sat
[2025-05-31 21:02:47] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:02:47] [INFO ] [Nat]Absence check using state equation in 882 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[1, 2, 2, 2, 2, 2, 1, 2, 1, 1, 1, 2, 2, 2, 2, 2] Max Struct:[1, +inf, +inf, +inf, +inf, +inf, 1, +inf, 1, 1, 1, +inf, +inf, +inf, +inf, +inf]
FORMULA DNAwalker-PT-18lozangeBlock-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-18lozangeBlock-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-18lozangeBlock-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-18lozangeBlock-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-18lozangeBlock-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 11 out of 164 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 164/164 places, 3697/3697 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 65 transitions
Reduce isomorphic transitions removed 65 transitions.
Iterating post reduction 0 with 65 rules applied. Total rules applied 65 place count 164 transition count 3632
Reduce places removed 56 places and 56 transitions.
Iterating global reduction 1 with 56 rules applied. Total rules applied 121 place count 108 transition count 3576
Applied a total of 121 rules in 200 ms. Remains 108 /164 variables (removed 56) and now considering 3576/3697 (removed 121) transitions.
Running 3546 sub problems to find dead transitions.
// Phase 1: matrix 3576 rows 108 cols
[2025-05-31 21:02:48] [INFO ] Computed 0 invariants in 22 ms
[2025-05-31 21:02:48] [INFO ] State equation strengthened by 312 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3546 unsolved
SMT process timed out in 24015ms, After SMT, problems are : Problem set: 0 solved, 3546 unsolved
Search for dead transitions found 0 dead transitions in 24046ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24284 ms. Remains : 108/164 places, 3576/3697 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 21:03:12] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (14695 resets) in 13019 ms. (76 steps per ms)
BEST_FIRST walk for 11000011 steps (6190 resets) in 18026 ms. (610 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-05-31 21:03:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:03:44] [INFO ] [Real]Absence check using state equation in 588 ms returned sat
[2025-05-31 21:03:44] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:03:49] [INFO ] [Nat]Absence check using state equation in 4908 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:03:49] [INFO ] [Real]Absence check using state equation in 400 ms returned sat
[2025-05-31 21:03:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:03:55] [INFO ] [Nat]Absence check using state equation in 5095 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:03:55] [INFO ] [Real]Absence check using state equation in 376 ms returned sat
[2025-05-31 21:03:55] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:04:00] [INFO ] [Nat]Absence check using state equation in 4878 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:04:00] [INFO ] [Real]Absence check using state equation in 375 ms returned sat
[2025-05-31 21:04:00] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:04:05] [INFO ] [Nat]Absence check using state equation in 4877 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:04:06] [INFO ] [Real]Absence check using state equation in 437 ms returned sat
[2025-05-31 21:04:06] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:04:11] [INFO ] [Nat]Absence check using state equation in 4878 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:04:11] [INFO ] [Real]Absence check using state equation in 529 ms returned sat
[2025-05-31 21:04:11] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:04:16] [INFO ] [Nat]Absence check using state equation in 4880 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:04:17] [INFO ] [Real]Absence check using state equation in 591 ms returned sat
[2025-05-31 21:04:17] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:04:22] [INFO ] [Nat]Absence check using state equation in 4881 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:04:22] [INFO ] [Real]Absence check using state equation in 376 ms returned sat
[2025-05-31 21:04:22] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:04:27] [INFO ] [Nat]Absence check using state equation in 4871 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:04:28] [INFO ] [Real]Absence check using state equation in 492 ms returned sat
[2025-05-31 21:04:28] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:04:33] [INFO ] [Nat]Absence check using state equation in 4872 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:04:33] [INFO ] [Real]Absence check using state equation in 364 ms returned sat
[2025-05-31 21:04:33] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:04:38] [INFO ] [Nat]Absence check using state equation in 4876 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:04:39] [INFO ] [Real]Absence check using state equation in 382 ms returned sat
[2025-05-31 21:04:39] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:04:44] [INFO ] [Nat]Absence check using state equation in 4897 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 11 out of 108 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 108/108 places, 3576/3576 transitions.
Applied a total of 0 rules in 52 ms. Remains 108 /108 variables (removed 0) and now considering 3576/3576 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52 ms. Remains : 108/108 places, 3576/3576 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 108/108 places, 3576/3576 transitions.
Applied a total of 0 rules in 42 ms. Remains 108 /108 variables (removed 0) and now considering 3576/3576 (removed 0) transitions.
[2025-05-31 21:04:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:04:44] [INFO ] Implicit Places using invariants in 176 ms returned []
[2025-05-31 21:04:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:04:44] [INFO ] State equation strengthened by 312 read => feed constraints.
[2025-05-31 21:05:16] [INFO ] Performed 72/108 implicitness test of which 1 returned IMPLICIT in 31 seconds.
[2025-05-31 21:05:24] [INFO ] Implicit Places using invariants and state equation in 39701 ms returned [0]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Implicit Place search using SMT with State Equation took 39901 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 107/108 places, 3556/3576 transitions.
Applied a total of 0 rules in 68 ms. Remains 107 /107 variables (removed 0) and now considering 3556/3556 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 40016 ms. Remains : 107/108 places, 3556/3576 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 3556 rows 107 cols
[2025-05-31 21:05:24] [INFO ] Computed 0 invariants in 12 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (10615 resets) in 11872 ms. (84 steps per ms)
BEST_FIRST walk for 11000009 steps (5216 resets) in 17448 ms. (630 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-05-31 21:05:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:05:54] [INFO ] [Real]Absence check using state equation in 384 ms returned sat
[2025-05-31 21:05:54] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:05:59] [INFO ] [Nat]Absence check using state equation in 4879 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:05:59] [INFO ] [Real]Absence check using state equation in 412 ms returned sat
[2025-05-31 21:05:59] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:06:04] [INFO ] [Nat]Absence check using state equation in 4867 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:06:05] [INFO ] [Real]Absence check using state equation in 389 ms returned sat
[2025-05-31 21:06:05] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:06:10] [INFO ] [Nat]Absence check using state equation in 4874 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:06:10] [INFO ] [Real]Absence check using state equation in 369 ms returned sat
[2025-05-31 21:06:10] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:06:15] [INFO ] [Nat]Absence check using state equation in 4879 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:06:16] [INFO ] [Real]Absence check using state equation in 575 ms returned sat
[2025-05-31 21:06:16] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:06:21] [INFO ] [Nat]Absence check using state equation in 4890 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:06:21] [INFO ] [Real]Absence check using state equation in 393 ms returned sat
[2025-05-31 21:06:21] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:06:26] [INFO ] [Nat]Absence check using state equation in 4889 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:06:27] [INFO ] [Real]Absence check using state equation in 466 ms returned sat
[2025-05-31 21:06:27] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:06:32] [INFO ] [Nat]Absence check using state equation in 4870 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:06:32] [INFO ] [Real]Absence check using state equation in 371 ms returned sat
[2025-05-31 21:06:32] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:06:37] [INFO ] [Nat]Absence check using state equation in 4865 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:06:38] [INFO ] [Real]Absence check using state equation in 556 ms returned sat
[2025-05-31 21:06:38] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:06:43] [INFO ] [Nat]Absence check using state equation in 4880 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:06:43] [INFO ] [Real]Absence check using state equation in 392 ms returned sat
[2025-05-31 21:06:43] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:06:48] [INFO ] [Nat]Absence check using state equation in 4870 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:06:48] [INFO ] [Real]Absence check using state equation in 362 ms returned sat
[2025-05-31 21:06:48] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:06:53] [INFO ] [Nat]Absence check using state equation in 4889 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 11 out of 107 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 3556/3556 transitions.
Applied a total of 0 rules in 43 ms. Remains 107 /107 variables (removed 0) and now considering 3556/3556 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45 ms. Remains : 107/107 places, 3556/3556 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 3556/3556 transitions.
Applied a total of 0 rules in 36 ms. Remains 107 /107 variables (removed 0) and now considering 3556/3556 (removed 0) transitions.
[2025-05-31 21:06:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:06:54] [INFO ] Implicit Places using invariants in 172 ms returned []
[2025-05-31 21:06:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:06:54] [INFO ] State equation strengthened by 312 read => feed constraints.
[2025-05-31 21:07:24] [INFO ] Performed 101/107 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-05-31 21:07:25] [INFO ] Implicit Places using invariants and state equation in 31288 ms returned []
Implicit Place search using SMT with State Equation took 31478 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 21:07:25] [INFO ] Redundant transitions in 285 ms returned []
Running 3526 sub problems to find dead transitions.
[2025-05-31 21:07:25] [INFO ] Invariant cache hit.
[2025-05-31 21:07:25] [INFO ] State equation strengthened by 312 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3526 unsolved
At refinement iteration 1 (OVERLAPS) 3556/3655 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3526 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3655 variables, 312/411 constraints. Problems are: Problem set: 0 solved, 3526 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3655/3663 variables, and 411 constraints, problems are : Problem set: 0 solved, 3526 unsolved in 30076 ms.
Refiners :[State Equation: 99/107 constraints, ReadFeed: 312/312 constraints, PredecessorRefiner: 3526/3526 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3526 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3526 unsolved
At refinement iteration 1 (OVERLAPS) 3556/3655 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3526 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3655/3663 variables, and 411 constraints, problems are : Problem set: 0 solved, 3526 unsolved in 30064 ms.
Refiners :[State Equation: 99/107 constraints, ReadFeed: 312/312 constraints, PredecessorRefiner: 0/3526 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63965ms problems are : Problem set: 0 solved, 3526 unsolved
Search for dead transitions found 0 dead transitions in 63973ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 95791 ms. Remains : 107/107 places, 3556/3556 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (419 resets) in 1772 ms. (22 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (16 resets) in 184 ms. (216 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (17 resets) in 175 ms. (227 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (16 resets) in 180 ms. (221 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (16 resets) in 200 ms. (199 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (16 resets) in 169 ms. (235 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (16 resets) in 134 ms. (296 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (16 resets) in 156 ms. (254 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (16 resets) in 164 ms. (242 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (18 resets) in 161 ms. (246 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (18 resets) in 179 ms. (222 steps per ms) remains 11/11 properties
[2025-05-31 21:08:31] [INFO ] Flatten gal took : 397 ms
BEST_FIRST walk for 40004 steps (18 resets) in 147 ms. (270 steps per ms) remains 11/11 properties
[2025-05-31 21:08:31] [INFO ] Flatten gal took : 121 ms
[2025-05-31 21:08:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2992646901831406784.gal : 48 ms
[2025-05-31 21:08:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1669384722315024554.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2992646901831406784.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1669384722315024554.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality1669384722315024554.prop.
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :2 after 8
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :8 after 32
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :32 after 1513
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :1513 after 3347
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :3347 after 11876
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :11876 after 260368
SDD proceeding with computation,11 properties remain. new max is 512
SDD size :260368 after 854568
SDD proceeding with computation,11 properties remain. new max is 1024
SDD size :854568 after 4.26031e+06
SDD proceeding with computation,11 properties remain. new max is 2048
SDD size :4.26031e+06 after 9.93794e+07
SDD proceeding with computation,11 properties remain. new max is 4096
SDD size :9.93794e+07 after 2.18018e+08
SDD proceeding with computation,11 properties remain. new max is 8192
SDD size :2.18018e+08 after 4.58551e+08
Interrupted probabilistic random walk after 222824 steps, run timeout after 3001 ms. (steps per millisecond=74 ) properties seen :0 out of 11
Probabilistic random walk after 222824 steps, saw 47426 distinct states, run finished after 3004 ms. (steps per millisecond=74 ) properties seen :0
[2025-05-31 21:08:34] [INFO ] Invariant cache hit.
[2025-05-31 21:08:34] [INFO ] State equation strengthened by 312 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 764/775 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD proceeding with computation,11 properties remain. new max is 16384
At refinement iteration 2 (INCLUDED_ONLY) 0/775 variables, 312/323 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD size :4.58551e+08 after 3.04493e+09
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/775 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (OVERLAPS) 2888/3663 variables, 96/419 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3663 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD proceeding with computation,11 properties remain. new max is 32768
SDD size :3.04493e+09 after 1.2662e+10
At refinement iteration 6 (OVERLAPS) 0/3663 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3663/3663 variables, and 419 constraints, problems are : Problem set: 0 solved, 11 unsolved in 3912 ms.
Refiners :[State Equation: 107/107 constraints, ReadFeed: 312/312 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 764/775 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/775 variables, 312/323 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/775 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3663/3663 variables, and 419 constraints, problems are : Problem set: 0 solved, 11 unsolved in 5020 ms.
Refiners :[State Equation: 107/107 constraints, ReadFeed: 312/312 constraints, PredecessorRefiner: 0/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8961ms problems are : Problem set: 0 solved, 11 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 11 out of 107 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 3556/3556 transitions.
Applied a total of 0 rules in 39 ms. Remains 107 /107 variables (removed 0) and now considering 3556/3556 (removed 0) transitions.
Running 3526 sub problems to find dead transitions.
[2025-05-31 21:08:43] [INFO ] Invariant cache hit.
[2025-05-31 21:08:43] [INFO ] State equation strengthened by 312 read => feed constraints.
SDD proceeding with computation,11 properties remain. new max is 65536
SDD size :1.2662e+10 after 8.70466e+10
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SDD proceeding with computation,11 properties remain. new max is 131072
SDD size :8.70466e+10 after 4.79535e+11
(s9 2.0timeout
^^^^^^^^^^
(error "Invalid token: 2.0timeout")
Error getting values : (error "ParserException while parsing response: ((s0 2.0)
(s1 2.0)
(s2 2.0)
(s3 2.0)
(s4 2.0)
(s5 2.0)
(s6 2.0)
(s7 2.0)
(s8 2.0)
(s9 2.0timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3526 unsolved
SMT process timed out in 23912ms, After SMT, problems are : Problem set: 0 solved, 3526 unsolved
Search for dead transitions found 0 dead transitions in 23922ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23975 ms. Remains : 107/107 places, 3556/3556 transitions.
RANDOM walk for 40000 steps (432 resets) in 944 ms. (42 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (16 resets) in 104 ms. (380 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (16 resets) in 95 ms. (416 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (16 resets) in 191 ms. (208 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (17 resets) in 137 ms. (289 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (16 resets) in 167 ms. (238 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (17 resets) in 115 ms. (344 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (16 resets) in 100 ms. (396 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (17 resets) in 93 ms. (425 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (16 resets) in 101 ms. (392 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (16 resets) in 99 ms. (400 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (16 resets) in 97 ms. (408 steps per ms) remains 11/11 properties
Interrupted probabilistic random walk after 252343 steps, run timeout after 3001 ms. (steps per millisecond=84 ) properties seen :0 out of 11
Probabilistic random walk after 252343 steps, saw 53007 distinct states, run finished after 3001 ms. (steps per millisecond=84 ) properties seen :0
[2025-05-31 21:09:11] [INFO ] Invariant cache hit.
[2025-05-31 21:09:11] [INFO ] State equation strengthened by 312 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 764/775 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/775 variables, 312/323 constraints. Problems are: Problem set: 0 solved, 11 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/775 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (OVERLAPS) 2888/3663 variables, 96/419 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3663 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 0/3663 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3663/3663 variables, and 419 constraints, problems are : Problem set: 0 solved, 11 unsolved in 3658 ms.
Refiners :[State Equation: 107/107 constraints, ReadFeed: 312/312 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 764/775 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/775 variables, 312/323 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/775 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Detected timeout of ITS tools.
[2025-05-31 21:09:21] [INFO ] Flatten gal took : 91 ms
[2025-05-31 21:09:21] [INFO ] Applying decomposition
[2025-05-31 21:09:21] [INFO ] Flatten gal took : 85 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph5552949877789982352.txt' '-o' '/tmp/graph5552949877789982352.bin' '-w' '/tmp/graph5552949877789982352.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph5552949877789982352.bin' '-l' '-1' '-v' '-w' '/tmp/graph5552949877789982352.weights' '-q' '0' '-e' '0.001'
[2025-05-31 21:09:22] [INFO ] Decomposing Gal with order
[2025-05-31 21:09:22] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-31 21:09:22] [INFO ] Removed a total of 6894 redundant transitions.
[2025-05-31 21:09:22] [INFO ] Flatten gal took : 211 ms
[2025-05-31 21:09:22] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 21 ms.
[2025-05-31 21:09:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8553329527004173798.gal : 23 ms
[2025-05-31 21:09:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4856944762511864585.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8553329527004173798.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4856944762511864585.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality4856944762511864585.prop.
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 32
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3663/3663 variables, and 419 constraints, problems are : Problem set: 0 solved, 11 unsolved in 45023 ms.
Refiners :[State Equation: 107/107 constraints, ReadFeed: 312/312 constraints, PredecessorRefiner: 0/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 48706ms problems are : Problem set: 0 solved, 11 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 11 out of 107 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 3556/3556 transitions.
Applied a total of 0 rules in 36 ms. Remains 107 /107 variables (removed 0) and now considering 3556/3556 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36 ms. Remains : 107/107 places, 3556/3556 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 3556/3556 transitions.
Applied a total of 0 rules in 39 ms. Remains 107 /107 variables (removed 0) and now considering 3556/3556 (removed 0) transitions.
[2025-05-31 21:09:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:10:00] [INFO ] Implicit Places using invariants in 298 ms returned []
[2025-05-31 21:10:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:10:00] [INFO ] State equation strengthened by 312 read => feed constraints.
Detected timeout of ITS tools.
[2025-05-31 21:10:30] [INFO ] Performed 103/107 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-05-31 21:10:31] [INFO ] Implicit Places using invariants and state equation in 31000 ms returned []
Implicit Place search using SMT with State Equation took 31302 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 21:10:31] [INFO ] Redundant transitions in 262 ms returned []
Running 3526 sub problems to find dead transitions.
[2025-05-31 21:10:31] [INFO ] Invariant cache hit.
[2025-05-31 21:10:31] [INFO ] State equation strengthened by 312 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3526 unsolved
At refinement iteration 1 (OVERLAPS) 3556/3655 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3526 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3655 variables, 312/411 constraints. Problems are: Problem set: 0 solved, 3526 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3655/3663 variables, and 411 constraints, problems are : Problem set: 0 solved, 3526 unsolved in 30060 ms.
Refiners :[State Equation: 99/107 constraints, ReadFeed: 312/312 constraints, PredecessorRefiner: 3526/3526 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3526 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3526 unsolved
At refinement iteration 1 (OVERLAPS) 3556/3655 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3526 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3655/3663 variables, and 411 constraints, problems are : Problem set: 0 solved, 3526 unsolved in 30065 ms.
Refiners :[State Equation: 99/107 constraints, ReadFeed: 312/312 constraints, PredecessorRefiner: 0/3526 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63641ms problems are : Problem set: 0 solved, 3526 unsolved
Search for dead transitions found 0 dead transitions in 63646ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 95280 ms. Remains : 107/107 places, 3556/3556 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Starting property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-01
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2025-05-31 21:11:35] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (107 resets) in 117 ms. (84 steps per ms)
BEST_FIRST walk for 10001 steps (4 resets) in 17 ms. (555 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 21:11:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:11:35] [INFO ] [Real]Absence check using state equation in 387 ms returned sat
[2025-05-31 21:11:35] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:11:36] [INFO ] [Nat]Absence check using state equation in 874 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 107 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 3556/3556 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 107 transition count 3555
Reduce places removed 7 places and 7 transitions.
Iterating global reduction 1 with 7 rules applied. Total rules applied 8 place count 100 transition count 3548
Applied a total of 8 rules in 85 ms. Remains 100 /107 variables (removed 7) and now considering 3548/3556 (removed 8) transitions.
Running 3525 sub problems to find dead transitions.
// Phase 1: matrix 3548 rows 100 cols
[2025-05-31 21:11:36] [INFO ] Computed 0 invariants in 16 ms
[2025-05-31 21:11:36] [INFO ] State equation strengthened by 34 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
Error getting values : (error "ParserException while parsing response: ((s0 2.0)
(s1 2.0)
(s2 2.0)
(s3 2.0)
(s4 2.0)
(s5 2.0)
(s6 2.0)
(s7 2.0)
(s8 2.0)
(s9 2.0)
(s10 2.0)
(s11 2.0)
(s12 2.0)
(s13 2.0)
(s14 2.0)
(s15 2.0)
(s16 2.0)
(s17 2.0)
(s18 2.0)
(s19 2.0)
(s20 2.0)
(s22 2.0)
(s23 2.0)
(s24 2.0)
(s25 2.0)
(s26 2.0)
(s27 2.0)
(s28 2.0)
(s29 2.0)
(s30 2.0)
(s31 2.0)
(s32 2.0)
(s33 2.0)
(s34 2.0)
(s35 2.0)
(s36 2.0)
(s37 2.0)
(s38 2.0)
(s39 2.0)
(s40 2.0)
(s41 2.0)
(s42 2.0)
(s43 2.0)
(s44 2.0)
(s45 2.0)
(s46 2.0)
(s47 2.0)
(s48 2.0)
(s49 2.0)
(s50 2.0)
(s51 2.0)
(s52 2.0)
(s53 2.0)
(s54 2.0)
(s55 2.0)
(s56 2.0)
(s57 2.0)
(s58 2.0)
(s59 timeout
2.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
SMT process timed out in 23329ms, After SMT, problems are : Problem set: 0 solved, 3525 unsolved
Search for dead transitions found 0 dead transitions in 23336ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23433 ms. Remains : 100/107 places, 3548/3556 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 21:12:00] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (11269 resets) in 11664 ms. (85 steps per ms)
BEST_FIRST walk for 1000001 steps (552 resets) in 1546 ms. (646 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 21:12:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:12:14] [INFO ] [Real]Absence check using state equation in 588 ms returned sat
[2025-05-31 21:12:14] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:12:23] [INFO ] [Nat]Absence check using state equation in 9376 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3548/3548 transitions.
Applied a total of 0 rules in 42 ms. Remains 100 /100 variables (removed 0) and now considering 3548/3548 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 100/100 places, 3548/3548 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3548/3548 transitions.
Applied a total of 0 rules in 33 ms. Remains 100 /100 variables (removed 0) and now considering 3548/3548 (removed 0) transitions.
[2025-05-31 21:12:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:12:24] [INFO ] Implicit Places using invariants in 188 ms returned []
[2025-05-31 21:12:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:12:24] [INFO ] State equation strengthened by 34 read => feed constraints.
[2025-05-31 21:12:55] [INFO ] Performed 64/100 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-05-31 21:13:06] [INFO ] Implicit Places using invariants and state equation in 42391 ms returned []
Implicit Place search using SMT with State Equation took 42584 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 21:13:06] [INFO ] Redundant transitions in 162 ms returned []
Running 3525 sub problems to find dead transitions.
[2025-05-31 21:13:06] [INFO ] Invariant cache hit.
[2025-05-31 21:13:06] [INFO ] State equation strengthened by 34 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
At refinement iteration 1 (OVERLAPS) 3548/3647 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
SMT process timed out in 33432ms, After SMT, problems are : Problem set: 0 solved, 3525 unsolved
Search for dead transitions found 0 dead transitions in 33437ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76227 ms. Remains : 100/100 places, 3548/3548 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 21:13:40] [INFO ] Flatten gal took : 128 ms
[2025-05-31 21:13:41] [INFO ] Flatten gal took : 221 ms
RANDOM walk for 40000 steps (447 resets) in 1063 ms. (37 steps per ms) remains 1/1 properties
[2025-05-31 21:13:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13102387369182533300.gal : 63 ms
[2025-05-31 21:13:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6604233092717604795.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13102387369182533300.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6604233092717604795.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (21 resets) in 217 ms. (183 steps per ms) remains 1/1 properties
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality6604233092717604795.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 28
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :28 after 43
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :43 after 188
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :188 after 2599
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :2599 after 24003
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :24003 after 244070
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :244070 after 1.1095e+06
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1.1095e+06 after 2.15662e+07
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :2.15662e+07 after 2.19381e+07
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.19381e+07 after 4.6061e+07
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :4.6061e+07 after 1.26617e+08
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.26617e+08 after 1.30577e+09
Interrupted probabilistic random walk after 254803 steps, run timeout after 3001 ms. (steps per millisecond=84 ) properties seen :0 out of 1
Probabilistic random walk after 254803 steps, saw 65736 distinct states, run finished after 3001 ms. (steps per millisecond=84 ) properties seen :0
[2025-05-31 21:13:44] [INFO ] Invariant cache hit.
[2025-05-31 21:13:44] [INFO ] State equation strengthened by 34 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 70/71 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 34/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/71 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :1.30577e+09 after 9.05565e+09
At refinement iteration 4 (OVERLAPS) 1959/2030 variables, 35/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2030 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1581/3611 variables, 57/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3611 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 37/3648 variables, 7/134 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3648 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/3648 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3648/3648 variables, and 134 constraints, problems are : Problem set: 0 solved, 1 unsolved in 543 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 34/34 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 70/71 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 34/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/71 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1959/2030 variables, 35/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2030 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2030 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1581/3611 variables, 57/128 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3611 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3648/3648 variables, and 135 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1692 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2257ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3548/3548 transitions.
Applied a total of 0 rules in 48 ms. Remains 100 /100 variables (removed 0) and now considering 3548/3548 (removed 0) transitions.
Running 3525 sub problems to find dead transitions.
[2025-05-31 21:13:46] [INFO ] Invariant cache hit.
[2025-05-31 21:13:46] [INFO ] State equation strengthened by 34 read => feed constraints.
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :9.05565e+09 after 6.04524e+10
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :6.04524e+10 after 2.78423e+11
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 99/3648 variables, and 0 constraints, problems are : Problem set: 0 solved, 3525 unsolved in 20057 ms.
Refiners :[State Equation: 0/100 constraints, ReadFeed: 0/34 constraints, PredecessorRefiner: 3525/3525 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3525 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SDD proceeding with computation,1 properties remain. new max is 131072
SDD size :2.78423e+11 after 1.35275e+12
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
At refinement iteration 1 (OVERLAPS) 3548/3647 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3647/3648 variables, and 133 constraints, problems are : Problem set: 0 solved, 3525 unsolved in 20055 ms.
Refiners :[State Equation: 99/100 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 0/3525 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43823ms problems are : Problem set: 0 solved, 3525 unsolved
Search for dead transitions found 0 dead transitions in 43830ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43886 ms. Remains : 100/100 places, 3548/3548 transitions.
RANDOM walk for 40000 steps (451 resets) in 944 ms. (42 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (20 resets) in 76 ms. (519 steps per ms) remains 1/1 properties
Detected timeout of ITS tools.
[2025-05-31 21:14:31] [INFO ] Flatten gal took : 59 ms
[2025-05-31 21:14:31] [INFO ] Applying decomposition
[2025-05-31 21:14:31] [INFO ] Flatten gal took : 60 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph1190186105101227566.txt' '-o' '/tmp/graph1190186105101227566.bin' '-w' '/tmp/graph1190186105101227566.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph1190186105101227566.bin' '-l' '-1' '-v' '-w' '/tmp/graph1190186105101227566.weights' '-q' '0' '-e' '0.001'
[2025-05-31 21:14:31] [INFO ] Decomposing Gal with order
[2025-05-31 21:14:31] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-31 21:14:31] [INFO ] Removed a total of 6894 redundant transitions.
[2025-05-31 21:14:32] [INFO ] Flatten gal took : 241 ms
[2025-05-31 21:14:32] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 30 ms.
[2025-05-31 21:14:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality156214232540826945.gal : 10 ms
[2025-05-31 21:14:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5935069350837884491.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality156214232540826945.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5935069350837884491.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...306
Loading property file /tmp/ReachabilityCardinality5935069350837884491.prop.
Interrupted probabilistic random walk after 277505 steps, run timeout after 3001 ms. (steps per millisecond=92 ) properties seen :0 out of 1
Probabilistic random walk after 277505 steps, saw 70609 distinct states, run finished after 3001 ms. (steps per millisecond=92 ) properties seen :0
[2025-05-31 21:14:33] [INFO ] Invariant cache hit.
[2025-05-31 21:14:33] [INFO ] State equation strengthened by 34 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 70/71 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 34/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/71 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1959/2030 variables, 35/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2030 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1581/3611 variables, 57/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3611 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 37/3648 variables, 7/134 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3648 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/3648 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3648/3648 variables, and 134 constraints, problems are : Problem set: 0 solved, 1 unsolved in 550 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 34/34 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 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 70/71 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 34/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/71 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1959/2030 variables, 35/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2030 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2030 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1581/3611 variables, 57/128 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3611 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3648/3648 variables, and 135 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9633 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10191ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3548/3548 transitions.
Applied a total of 0 rules in 43 ms. Remains 100 /100 variables (removed 0) and now considering 3548/3548 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44 ms. Remains : 100/100 places, 3548/3548 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3548/3548 transitions.
Applied a total of 0 rules in 32 ms. Remains 100 /100 variables (removed 0) and now considering 3548/3548 (removed 0) transitions.
[2025-05-31 21:14:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:14:44] [INFO ] Implicit Places using invariants in 194 ms returned []
[2025-05-31 21:14:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:14:44] [INFO ] State equation strengthened by 34 read => feed constraints.
[2025-05-31 21:15:14] [INFO ] Performed 63/100 implicitness test of which 0 returned IMPLICIT in 30 seconds.
Detected timeout of ITS tools.
[2025-05-31 21:15:26] [INFO ] Implicit Places using invariants and state equation in 42803 ms returned []
Implicit Place search using SMT with State Equation took 42999 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 21:15:27] [INFO ] Redundant transitions in 159 ms returned []
Running 3525 sub problems to find dead transitions.
[2025-05-31 21:15:27] [INFO ] Invariant cache hit.
[2025-05-31 21:15:27] [INFO ] State equation strengthened by 34 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
At refinement iteration 1 (OVERLAPS) 3548/3647 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
SMT process timed out in 33548ms, After SMT, problems are : Problem set: 0 solved, 3525 unsolved
Search for dead transitions found 0 dead transitions in 33553ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76772 ms. Remains : 100/100 places, 3548/3548 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-01 in 265576 ms.
Starting property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-02
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 3556 rows 107 cols
[2025-05-31 21:16:00] [INFO ] Computed 0 invariants in 16 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (107 resets) in 122 ms. (81 steps per ms)
BEST_FIRST walk for 10001 steps (4 resets) in 17 ms. (555 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 21:16:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:16:01] [INFO ] [Real]Absence check using state equation in 422 ms returned sat
[2025-05-31 21:16:01] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:16:02] [INFO ] [Nat]Absence check using state equation in 866 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 107 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 3556/3556 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 107 transition count 3554
Reduce places removed 7 places and 7 transitions.
Iterating global reduction 1 with 7 rules applied. Total rules applied 9 place count 100 transition count 3547
Applied a total of 9 rules in 71 ms. Remains 100 /107 variables (removed 7) and now considering 3547/3556 (removed 9) transitions.
Running 3524 sub problems to find dead transitions.
// Phase 1: matrix 3547 rows 100 cols
[2025-05-31 21:16:02] [INFO ] Computed 0 invariants in 13 ms
[2025-05-31 21:16:02] [INFO ] State equation strengthened by 42 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 23714ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 23719ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23796 ms. Remains : 100/107 places, 3547/3556 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 21:16:26] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (11038 resets) in 11724 ms. (85 steps per ms)
BEST_FIRST walk for 1000001 steps (540 resets) in 1537 ms. (650 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 21:16:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:16:40] [INFO ] [Real]Absence check using state equation in 400 ms returned sat
[2025-05-31 21:16:40] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:16:49] [INFO ] [Nat]Absence check using state equation in 9393 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 40 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 100/100 places, 3547/3547 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 30 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
[2025-05-31 21:16:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:16:49] [INFO ] Implicit Places using invariants in 165 ms returned []
[2025-05-31 21:16:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:16:50] [INFO ] State equation strengthened by 42 read => feed constraints.
[2025-05-31 21:17:20] [INFO ] Performed 61/100 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-05-31 21:17:32] [INFO ] Implicit Places using invariants and state equation in 42608 ms returned []
Implicit Place search using SMT with State Equation took 42780 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 21:17:32] [INFO ] Redundant transitions in 159 ms returned []
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:17:32] [INFO ] Invariant cache hit.
[2025-05-31 21:17:32] [INFO ] State equation strengthened by 42 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3547/3646 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3646 variables, 42/141 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3646/3647 variables, and 141 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 30064 ms.
Refiners :[State Equation: 99/100 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3524 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3547/3646 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3646/3647 variables, and 141 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 30067 ms.
Refiners :[State Equation: 99/100 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 0/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63183ms problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 63188ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 106167 ms. Remains : 100/100 places, 3547/3547 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 21:18:36] [INFO ] Flatten gal took : 59 ms
[2025-05-31 21:18:36] [INFO ] Flatten gal took : 61 ms
[2025-05-31 21:18:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5947119773373807729.gal : 11 ms
[2025-05-31 21:18:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1743021660057628404.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5947119773373807729.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1743021660057628404.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
RANDOM walk for 40000 steps (442 resets) in 1544 ms. (25 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality1743021660057628404.prop.
BEST_FIRST walk for 40004 steps (20 resets) in 73 ms. (540 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :2 after 55
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :55 after 172
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :172 after 707
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :707 after 15592
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :15592 after 244051
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :244051 after 745998
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :745998 after 6.72847e+06
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :6.72847e+06 after 3.18492e+07
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :3.18492e+07 after 6.80067e+07
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :6.80067e+07 after 1.70364e+08
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.70364e+08 after 9.42333e+08
Interrupted probabilistic random walk after 285872 steps, run timeout after 3001 ms. (steps per millisecond=95 ) properties seen :0 out of 1
Probabilistic random walk after 285872 steps, saw 69792 distinct states, run finished after 3001 ms. (steps per millisecond=95 ) properties seen :0
[2025-05-31 21:18:39] [INFO ] Invariant cache hit.
[2025-05-31 21:18:39] [INFO ] State equation strengthened by 42 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 85/86 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/86 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1979/2065 variables, 43/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2065 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :9.42333e+08 after 5.16094e+09
At refinement iteration 6 (OVERLAPS) 1342/3407 variables, 40/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3407 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 239/3646 variables, 15/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3646 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/3647 variables, 1/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3647 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/3647 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3647/3647 variables, and 142 constraints, problems are : Problem set: 0 solved, 1 unsolved in 570 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 42/42 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 85/86 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/86 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1979/2065 variables, 43/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2065 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2065 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1342/3407 variables, 40/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3407 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 239/3646 variables, 15/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3646 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3647/3647 variables, and 143 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1875 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2461ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 43 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:18:42] [INFO ] Invariant cache hit.
[2025-05-31 21:18:42] [INFO ] State equation strengthened by 42 read => feed constraints.
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :5.16094e+09 after 4.74962e+10
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :4.74962e+10 after 2.02509e+11
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 23783ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 23789ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23839 ms. Remains : 100/100 places, 3547/3547 transitions.
RANDOM walk for 40000 steps (440 resets) in 891 ms. (44 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (20 resets) in 100 ms. (396 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 279605 steps, run timeout after 3001 ms. (steps per millisecond=93 ) properties seen :0 out of 1
Probabilistic random walk after 279605 steps, saw 68543 distinct states, run finished after 3003 ms. (steps per millisecond=93 ) properties seen :0
[2025-05-31 21:19:09] [INFO ] Invariant cache hit.
[2025-05-31 21:19:09] [INFO ] State equation strengthened by 42 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 85/86 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/86 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1979/2065 variables, 43/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2065 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1342/3407 variables, 40/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3407 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 239/3646 variables, 15/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3646 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/3647 variables, 1/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3647 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/3647 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3647/3647 variables, and 142 constraints, problems are : Problem set: 0 solved, 1 unsolved in 558 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 42/42 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 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 85/86 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/86 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1979/2065 variables, 43/86 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2065 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2065 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1342/3407 variables, 40/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3407 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 239/3646 variables, 15/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3646 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 131072
SDD size :2.02509e+11 after 8.55985e+11
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3647/3647 variables, and 143 constraints, problems are : Problem set: 0 solved, 1 unsolved in 10127 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10708ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 47 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 100/100 places, 3547/3547 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 30 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
[2025-05-31 21:19:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:19:20] [INFO ] Implicit Places using invariants in 194 ms returned []
[2025-05-31 21:19:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:19:20] [INFO ] State equation strengthened by 42 read => feed constraints.
Detected timeout of ITS tools.
[2025-05-31 21:19:26] [INFO ] Flatten gal took : 59 ms
[2025-05-31 21:19:26] [INFO ] Applying decomposition
[2025-05-31 21:19:26] [INFO ] Flatten gal took : 58 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph6757002416388346582.txt' '-o' '/tmp/graph6757002416388346582.bin' '-w' '/tmp/graph6757002416388346582.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph6757002416388346582.bin' '-l' '-1' '-v' '-w' '/tmp/graph6757002416388346582.weights' '-q' '0' '-e' '0.001'
[2025-05-31 21:19:26] [INFO ] Decomposing Gal with order
[2025-05-31 21:19:26] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-31 21:19:27] [INFO ] Removed a total of 6894 redundant transitions.
[2025-05-31 21:19:27] [INFO ] Flatten gal took : 121 ms
[2025-05-31 21:19:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 12 ms.
[2025-05-31 21:19:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3236311057661600655.gal : 14 ms
[2025-05-31 21:19:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10871230644914517736.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3236311057661600655.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10871230644914517736.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality10871230644914517736.prop.
[2025-05-31 21:19:51] [INFO ] Performed 60/100 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-05-31 21:20:03] [INFO ] Implicit Places using invariants and state equation in 43433 ms returned []
Implicit Place search using SMT with State Equation took 43644 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 21:20:04] [INFO ] Redundant transitions in 164 ms returned []
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:20:04] [INFO ] Invariant cache hit.
[2025-05-31 21:20:04] [INFO ] State equation strengthened by 42 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Detected timeout of ITS tools.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3547/3646 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3646 variables, 42/141 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3646/3647 variables, and 141 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 30054 ms.
Refiners :[State Equation: 99/100 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3524 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3547/3646 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3646/3647 variables, and 141 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 30061 ms.
Refiners :[State Equation: 99/100 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 0/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63953ms problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 63958ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 107810 ms. Remains : 100/100 places, 3547/3547 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-02 in 307363 ms.
Starting property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-03
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 3556 rows 107 cols
[2025-05-31 21:21:08] [INFO ] Computed 0 invariants in 16 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (104 resets) in 117 ms. (84 steps per ms)
BEST_FIRST walk for 10001 steps (4 resets) in 17 ms. (555 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 21:21:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:21:08] [INFO ] [Real]Absence check using state equation in 368 ms returned sat
[2025-05-31 21:21:08] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:21:09] [INFO ] [Nat]Absence check using state equation in 863 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 107 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 3556/3556 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 107 transition count 3554
Reduce places removed 7 places and 7 transitions.
Iterating global reduction 1 with 7 rules applied. Total rules applied 9 place count 100 transition count 3547
Applied a total of 9 rules in 75 ms. Remains 100 /107 variables (removed 7) and now considering 3547/3556 (removed 9) transitions.
Running 3524 sub problems to find dead transitions.
// Phase 1: matrix 3547 rows 100 cols
[2025-05-31 21:21:09] [INFO ] Computed 0 invariants in 7 ms
[2025-05-31 21:21:09] [INFO ] State equation strengthened by 56 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 23604ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 23609ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23690 ms. Remains : 100/107 places, 3547/3556 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 21:21:33] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (11054 resets) in 11603 ms. (86 steps per ms)
BEST_FIRST walk for 1000001 steps (539 resets) in 1559 ms. (641 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 21:21:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:21:47] [INFO ] [Real]Absence check using state equation in 420 ms returned sat
[2025-05-31 21:21:47] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:21:56] [INFO ] [Nat]Absence check using state equation in 9370 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 37 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37 ms. Remains : 100/100 places, 3547/3547 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 31 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
[2025-05-31 21:21:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:21:57] [INFO ] Implicit Places using invariants in 178 ms returned []
[2025-05-31 21:21:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:21:57] [INFO ] State equation strengthened by 56 read => feed constraints.
[2025-05-31 21:22:27] [INFO ] Performed 50/100 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-05-31 21:22:51] [INFO ] Implicit Places using invariants and state equation in 54029 ms returned []
Implicit Place search using SMT with State Equation took 54209 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 21:22:51] [INFO ] Redundant transitions in 159 ms returned []
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:22:51] [INFO ] Invariant cache hit.
[2025-05-31 21:22:51] [INFO ] State equation strengthened by 56 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3547/3646 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 33075ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 33081ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 87496 ms. Remains : 100/100 places, 3547/3547 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 21:23:24] [INFO ] Flatten gal took : 59 ms
[2025-05-31 21:23:24] [INFO ] Flatten gal took : 59 ms
[2025-05-31 21:23:24] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10924604579097936018.gal : 11 ms
[2025-05-31 21:23:24] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6506242555213649012.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10924604579097936018.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6506242555213649012.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (440 resets) in 1287 ms. (31 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (20 resets) in 102 ms. (388 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality6506242555213649012.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :2 after 43
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :43 after 160
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :160 after 695
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :695 after 15580
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :15580 after 244039
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :244039 after 745974
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :745974 after 2.13676e+07
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :2.13676e+07 after 2.19383e+07
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.19383e+07 after 4.60614e+07
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :4.60614e+07 after 1.26617e+08
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.26617e+08 after 1.30577e+09
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :1.30577e+09 after 9.05565e+09
Interrupted probabilistic random walk after 272839 steps, run timeout after 3001 ms. (steps per millisecond=90 ) properties seen :0 out of 1
Probabilistic random walk after 272839 steps, saw 68077 distinct states, run finished after 3001 ms. (steps per millisecond=90 ) properties seen :0
[2025-05-31 21:23:28] [INFO ] Invariant cache hit.
[2025-05-31 21:23:28] [INFO ] State equation strengthened by 56 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 113/114 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/114 variables, 56/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/114 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2835/2949 variables, 57/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2949 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 689/3638 variables, 39/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3638 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/3647 variables, 3/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3647 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/3647 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3647/3647 variables, and 156 constraints, problems are : Problem set: 0 solved, 1 unsolved in 571 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 56/56 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 113/114 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/114 variables, 56/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/114 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2835/2949 variables, 57/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2949 variables, 1/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2949 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 689/3638 variables, 39/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3638 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3647/3647 variables, and 157 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1887 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2478ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 36 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:23:30] [INFO ] Invariant cache hit.
[2025-05-31 21:23:30] [INFO ] State equation strengthened by 56 read => feed constraints.
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :9.05565e+09 after 6.0429e+10
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :6.0429e+10 after 2.78423e+11
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 24093ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 24100ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24142 ms. Remains : 100/100 places, 3547/3547 transitions.
RANDOM walk for 40000 steps (440 resets) in 906 ms. (44 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (20 resets) in 91 ms. (434 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 131072
SDD size :2.78423e+11 after 1.35181e+12
Interrupted probabilistic random walk after 266704 steps, run timeout after 3001 ms. (steps per millisecond=88 ) properties seen :0 out of 1
Probabilistic random walk after 266704 steps, saw 66764 distinct states, run finished after 3001 ms. (steps per millisecond=88 ) properties seen :0
[2025-05-31 21:23:58] [INFO ] Invariant cache hit.
[2025-05-31 21:23:58] [INFO ] State equation strengthened by 56 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 113/114 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/114 variables, 56/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/114 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2835/2949 variables, 57/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2949 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 689/3638 variables, 39/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3638 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/3647 variables, 3/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3647 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/3647 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3647/3647 variables, and 156 constraints, problems are : Problem set: 0 solved, 1 unsolved in 581 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 56/56 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 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 113/114 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/114 variables, 56/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/114 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2835/2949 variables, 57/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2949 variables, 1/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2949 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 689/3638 variables, 39/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3638 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3647/3647 variables, and 157 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9792 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10389ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 42 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 100/100 places, 3547/3547 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 36 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
[2025-05-31 21:24:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:24:08] [INFO ] Implicit Places using invariants in 238 ms returned []
[2025-05-31 21:24:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:24:09] [INFO ] State equation strengthened by 56 read => feed constraints.
Detected timeout of ITS tools.
[2025-05-31 21:24:15] [INFO ] Flatten gal took : 54 ms
[2025-05-31 21:24:15] [INFO ] Applying decomposition
[2025-05-31 21:24:15] [INFO ] Flatten gal took : 57 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph10001411365117034928.txt' '-o' '/tmp/graph10001411365117034928.bin' '-w' '/tmp/graph10001411365117034928.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph10001411365117034928.bin' '-l' '-1' '-v' '-w' '/tmp/graph10001411365117034928.weights' '-q' '0' '-e' '0.001'
[2025-05-31 21:24:15] [INFO ] Decomposing Gal with order
[2025-05-31 21:24:15] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-31 21:24:15] [INFO ] Removed a total of 6894 redundant transitions.
[2025-05-31 21:24:15] [INFO ] Flatten gal took : 189 ms
[2025-05-31 21:24:15] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 28 ms.
[2025-05-31 21:24:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16102670123158432488.gal : 12 ms
[2025-05-31 21:24:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11560283474129210558.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16102670123158432488.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11560283474129210558.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality11560283474129210558.prop.
[2025-05-31 21:24:39] [INFO ] Performed 49/100 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-05-31 21:25:03] [INFO ] Implicit Places using invariants and state equation in 54314 ms returned []
Implicit Place search using SMT with State Equation took 54556 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 21:25:03] [INFO ] Redundant transitions in 157 ms returned []
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:25:03] [INFO ] Invariant cache hit.
[2025-05-31 21:25:03] [INFO ] State equation strengthened by 56 read => feed constraints.
Detected timeout of ITS tools.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3547/3646 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 33925ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 33931ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 88696 ms. Remains : 100/100 places, 3547/3547 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-03 in 269236 ms.
Starting property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-04
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 3556 rows 107 cols
[2025-05-31 21:25:37] [INFO ] Computed 0 invariants in 13 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (107 resets) in 121 ms. (81 steps per ms)
BEST_FIRST walk for 10001 steps (4 resets) in 17 ms. (555 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 21:25:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:25:37] [INFO ] [Real]Absence check using state equation in 371 ms returned sat
[2025-05-31 21:25:37] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:25:38] [INFO ] [Nat]Absence check using state equation in 889 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 107 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 3556/3556 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 107 transition count 3554
Reduce places removed 7 places and 7 transitions.
Iterating global reduction 1 with 7 rules applied. Total rules applied 9 place count 100 transition count 3547
Applied a total of 9 rules in 79 ms. Remains 100 /107 variables (removed 7) and now considering 3547/3556 (removed 9) transitions.
Running 3524 sub problems to find dead transitions.
// Phase 1: matrix 3547 rows 100 cols
[2025-05-31 21:25:38] [INFO ] Computed 0 invariants in 18 ms
[2025-05-31 21:25:38] [INFO ] State equation strengthened by 39 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 23741ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 23747ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23832 ms. Remains : 100/107 places, 3547/3556 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 21:26:03] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (11057 resets) in 12430 ms. (80 steps per ms)
BEST_FIRST walk for 1000001 steps (539 resets) in 1755 ms. (569 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 21:26:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:26:17] [INFO ] [Real]Absence check using state equation in 538 ms returned sat
[2025-05-31 21:26:17] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:26:27] [INFO ] [Nat]Absence check using state equation in 9360 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 36 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36 ms. Remains : 100/100 places, 3547/3547 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 51 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
[2025-05-31 21:26:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:26:27] [INFO ] Implicit Places using invariants in 172 ms returned []
[2025-05-31 21:26:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:26:27] [INFO ] State equation strengthened by 39 read => feed constraints.
[2025-05-31 21:26:58] [INFO ] Performed 65/100 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-05-31 21:27:13] [INFO ] Implicit Places using invariants and state equation in 46341 ms returned []
Implicit Place search using SMT with State Equation took 46520 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 21:27:14] [INFO ] Redundant transitions in 167 ms returned []
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:27:14] [INFO ] Invariant cache hit.
[2025-05-31 21:27:14] [INFO ] State equation strengthened by 39 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3547/3646 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3646 variables, 39/138 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3646/3647 variables, and 138 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 30055 ms.
Refiners :[State Equation: 99/100 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3524 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3547/3646 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3646/3647 variables, and 138 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 30058 ms.
Refiners :[State Equation: 99/100 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 0/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63960ms problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 63965ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 110716 ms. Remains : 100/100 places, 3547/3547 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 21:28:18] [INFO ] Flatten gal took : 56 ms
[2025-05-31 21:28:18] [INFO ] Flatten gal took : 56 ms
[2025-05-31 21:28:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13221748044009583211.gal : 13 ms
[2025-05-31 21:28:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2817830216828885382.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13221748044009583211.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2817830216828885382.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (441 resets) in 1395 ms. (28 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (20 resets) in 102 ms. (388 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality2817830216828885382.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 27
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :27 after 51
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :51 after 136
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :136 after 4383
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :4383 after 17671
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :17671 after 235273
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :235273 after 581118
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :581118 after 1.0443e+07
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1.0443e+07 after 2.1594e+07
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.1594e+07 after 4.59631e+07
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :4.59631e+07 after 1.46454e+08
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.46454e+08 after 1.31359e+09
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :1.31359e+09 after 7.21067e+09
Interrupted probabilistic random walk after 270799 steps, run timeout after 3001 ms. (steps per millisecond=90 ) properties seen :0 out of 1
Probabilistic random walk after 270799 steps, saw 69524 distinct states, run finished after 3001 ms. (steps per millisecond=90 ) properties seen :0
[2025-05-31 21:28:21] [INFO ] Invariant cache hit.
[2025-05-31 21:28:21] [INFO ] State equation strengthened by 39 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 79/80 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 39/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/80 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1870/1950 variables, 40/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1950 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1413/3363 variables, 41/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3363 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 283/3646 variables, 17/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3646 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/3647 variables, 1/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3647 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/3647 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3647/3647 variables, and 139 constraints, problems are : Problem set: 0 solved, 1 unsolved in 564 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 39/39 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 79/80 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 39/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/80 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1870/1950 variables, 40/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1950 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1950 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1413/3363 variables, 41/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3363 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 283/3646 variables, 17/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3646 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3647/3647 variables, and 140 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1828 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2400ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 41 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:28:24] [INFO ] Invariant cache hit.
[2025-05-31 21:28:24] [INFO ] State equation strengthened by 39 read => feed constraints.
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :7.21067e+09 after 5.89818e+10
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :5.89818e+10 after 2.78973e+11
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 23940ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 23947ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23998 ms. Remains : 100/100 places, 3547/3547 transitions.
RANDOM walk for 40000 steps (438 resets) in 887 ms. (45 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (20 resets) in 105 ms. (377 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 263512 steps, run timeout after 3001 ms. (steps per millisecond=87 ) properties seen :0 out of 1
Probabilistic random walk after 263512 steps, saw 68128 distinct states, run finished after 3001 ms. (steps per millisecond=87 ) properties seen :0
[2025-05-31 21:28:51] [INFO ] Invariant cache hit.
[2025-05-31 21:28:51] [INFO ] State equation strengthened by 39 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 79/80 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 131072
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 39/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/80 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD size :2.78973e+11 after 1.21036e+12
At refinement iteration 4 (OVERLAPS) 1870/1950 variables, 40/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1950 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1413/3363 variables, 41/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3363 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 283/3646 variables, 17/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3646 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/3647 variables, 1/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3647 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/3647 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3647/3647 variables, and 139 constraints, problems are : Problem set: 0 solved, 1 unsolved in 605 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 39/39 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 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 79/80 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 39/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/80 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1870/1950 variables, 40/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1950 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1950 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1413/3363 variables, 41/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3363 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 283/3646 variables, 17/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3646 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3647/3647 variables, and 140 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9852 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10475ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 42 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43 ms. Remains : 100/100 places, 3547/3547 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 30 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
[2025-05-31 21:29:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:29:02] [INFO ] Implicit Places using invariants in 184 ms returned []
[2025-05-31 21:29:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:29:02] [INFO ] State equation strengthened by 39 read => feed constraints.
Detected timeout of ITS tools.
[2025-05-31 21:29:08] [INFO ] Flatten gal took : 60 ms
[2025-05-31 21:29:08] [INFO ] Applying decomposition
[2025-05-31 21:29:08] [INFO ] Flatten gal took : 60 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph15147911826733441489.txt' '-o' '/tmp/graph15147911826733441489.bin' '-w' '/tmp/graph15147911826733441489.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph15147911826733441489.bin' '-l' '-1' '-v' '-w' '/tmp/graph15147911826733441489.weights' '-q' '0' '-e' '0.001'
[2025-05-31 21:29:09] [INFO ] Decomposing Gal with order
[2025-05-31 21:29:09] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-31 21:29:09] [INFO ] Removed a total of 6894 redundant transitions.
[2025-05-31 21:29:09] [INFO ] Flatten gal took : 103 ms
[2025-05-31 21:29:09] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 9 ms.
[2025-05-31 21:29:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5229884089664577958.gal : 10 ms
[2025-05-31 21:29:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16295118196758961732.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5229884089664577958.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16295118196758961732.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality16295118196758961732.prop.
[2025-05-31 21:29:33] [INFO ] Performed 65/100 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-05-31 21:29:49] [INFO ] Implicit Places using invariants and state equation in 46821 ms returned []
Implicit Place search using SMT with State Equation took 47010 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 21:29:49] [INFO ] Redundant transitions in 160 ms returned []
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:29:49] [INFO ] Invariant cache hit.
[2025-05-31 21:29:49] [INFO ] State equation strengthened by 39 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Detected timeout of ITS tools.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3547/3646 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 33979ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 33983ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 81197 ms. Remains : 100/100 places, 3547/3547 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-04 in 286160 ms.
Starting property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-05
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 3556 rows 107 cols
[2025-05-31 21:30:23] [INFO ] Computed 0 invariants in 11 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (105 resets) in 118 ms. (84 steps per ms)
BEST_FIRST walk for 10001 steps (4 resets) in 18 ms. (526 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 21:30:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:30:24] [INFO ] [Real]Absence check using state equation in 552 ms returned sat
[2025-05-31 21:30:24] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:30:25] [INFO ] [Nat]Absence check using state equation in 853 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 107 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 3556/3556 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 107 transition count 3554
Reduce places removed 7 places and 7 transitions.
Iterating global reduction 1 with 7 rules applied. Total rules applied 9 place count 100 transition count 3547
Applied a total of 9 rules in 71 ms. Remains 100 /107 variables (removed 7) and now considering 3547/3556 (removed 9) transitions.
Running 3524 sub problems to find dead transitions.
// Phase 1: matrix 3547 rows 100 cols
[2025-05-31 21:30:25] [INFO ] Computed 0 invariants in 16 ms
[2025-05-31 21:30:25] [INFO ] State equation strengthened by 29 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 23690ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 23693ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23770 ms. Remains : 100/107 places, 3547/3556 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 21:30:49] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (11052 resets) in 12212 ms. (81 steps per ms)
BEST_FIRST walk for 1000001 steps (540 resets) in 1717 ms. (582 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 21:31:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:31:03] [INFO ] [Real]Absence check using state equation in 440 ms returned sat
[2025-05-31 21:31:03] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:31:13] [INFO ] [Nat]Absence check using state equation in 9360 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 39 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39 ms. Remains : 100/100 places, 3547/3547 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 30 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
[2025-05-31 21:31:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:31:13] [INFO ] Implicit Places using invariants in 189 ms returned []
[2025-05-31 21:31:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:31:13] [INFO ] State equation strengthened by 29 read => feed constraints.
[2025-05-31 21:31:44] [INFO ] Performed 64/100 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-05-31 21:31:56] [INFO ] Implicit Places using invariants and state equation in 43034 ms returned []
Implicit Place search using SMT with State Equation took 43225 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 21:31:56] [INFO ] Redundant transitions in 160 ms returned []
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:31:56] [INFO ] Invariant cache hit.
[2025-05-31 21:31:56] [INFO ] State equation strengthened by 29 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3547/3646 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3646 variables, 29/128 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3646/3647 variables, and 128 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 30051 ms.
Refiners :[State Equation: 99/100 constraints, ReadFeed: 29/29 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3524 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3547/3646 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3646/3647 variables, and 128 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 30056 ms.
Refiners :[State Equation: 99/100 constraints, ReadFeed: 29/29 constraints, PredecessorRefiner: 0/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63954ms problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 63959ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 107394 ms. Remains : 100/100 places, 3547/3547 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 21:33:01] [INFO ] Flatten gal took : 56 ms
[2025-05-31 21:33:01] [INFO ] Flatten gal took : 75 ms
[2025-05-31 21:33:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3508942883379500274.gal : 11 ms
[2025-05-31 21:33:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1667127976672591281.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3508942883379500274.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1667127976672591281.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
RANDOM walk for 40000 steps (440 resets) in 1052 ms. (37 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (20 resets) in 129 ms. (307 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality1667127976672591281.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :2 after 55
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :55 after 172
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :172 after 361
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :361 after 1086
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :1086 after 15443
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :15443 after 357293
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :357293 after 3.46237e+06
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :3.46237e+06 after 3.19732e+07
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :3.19732e+07 after 6.79447e+07
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :6.79447e+07 after 1.42349e+08
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.42349e+08 after 9.41977e+08
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :9.41977e+08 after 4.7572e+09
Interrupted probabilistic random walk after 261650 steps, run timeout after 3001 ms. (steps per millisecond=87 ) properties seen :0 out of 1
Probabilistic random walk after 261650 steps, saw 66029 distinct states, run finished after 3001 ms. (steps per millisecond=87 ) properties seen :0
[2025-05-31 21:33:04] [INFO ] Invariant cache hit.
[2025-05-31 21:33:04] [INFO ] State equation strengthened by 29 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 59/60 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 29/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1302/1362 variables, 30/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1362 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1569/2931 variables, 37/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2931 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 680/3611 variables, 26/123 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3611 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 36/3647 variables, 6/129 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3647 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/3647 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3647/3647 variables, and 129 constraints, problems are : Problem set: 0 solved, 1 unsolved in 595 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 29/29 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 59/60 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 29/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1302/1362 variables, 30/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1362 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1362 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1569/2931 variables, 37/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2931 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 680/3611 variables, 26/124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3611 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :4.7572e+09 after 4.74883e+10
After SMT solving in domain Int declared 3647/3647 variables, and 130 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2229 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 29/29 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2834ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 37 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:33:07] [INFO ] Invariant cache hit.
[2025-05-31 21:33:07] [INFO ] State equation strengthened by 29 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :4.74883e+10 after 2.02464e+11
SDD proceeding with computation,1 properties remain. new max is 131072
SDD size :2.02464e+11 after 1.33989e+12
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 23620ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 23624ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23666 ms. Remains : 100/100 places, 3547/3547 transitions.
RANDOM walk for 40000 steps (440 resets) in 1350 ms. (29 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (20 resets) in 88 ms. (449 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 281588 steps, run timeout after 3001 ms. (steps per millisecond=93 ) properties seen :0 out of 1
Probabilistic random walk after 281588 steps, saw 70232 distinct states, run finished after 3002 ms. (steps per millisecond=93 ) properties seen :0
[2025-05-31 21:33:34] [INFO ] Invariant cache hit.
[2025-05-31 21:33:34] [INFO ] State equation strengthened by 29 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 59/60 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 29/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1302/1362 variables, 30/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1362 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1569/2931 variables, 37/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2931 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 680/3611 variables, 26/123 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3611 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 36/3647 variables, 6/129 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3647 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/3647 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3647/3647 variables, and 129 constraints, problems are : Problem set: 0 solved, 1 unsolved in 554 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 29/29 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 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 59/60 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 29/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1302/1362 variables, 30/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1362 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1362 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1569/2931 variables, 37/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2931 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 680/3611 variables, 26/124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3611 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3647/3647 variables, and 130 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9655 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 29/29 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10251ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 35 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37 ms. Remains : 100/100 places, 3547/3547 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 30 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
[2025-05-31 21:33:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:33:44] [INFO ] Implicit Places using invariants in 177 ms returned []
[2025-05-31 21:33:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:33:45] [INFO ] State equation strengthened by 29 read => feed constraints.
Detected timeout of ITS tools.
[2025-05-31 21:33:51] [INFO ] Flatten gal took : 52 ms
[2025-05-31 21:33:51] [INFO ] Applying decomposition
[2025-05-31 21:33:51] [INFO ] Flatten gal took : 53 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph7280952831370956482.txt' '-o' '/tmp/graph7280952831370956482.bin' '-w' '/tmp/graph7280952831370956482.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph7280952831370956482.bin' '-l' '-1' '-v' '-w' '/tmp/graph7280952831370956482.weights' '-q' '0' '-e' '0.001'
[2025-05-31 21:33:51] [INFO ] Decomposing Gal with order
[2025-05-31 21:33:51] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-31 21:33:51] [INFO ] Removed a total of 6894 redundant transitions.
[2025-05-31 21:33:51] [INFO ] Flatten gal took : 98 ms
[2025-05-31 21:33:51] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 8 ms.
[2025-05-31 21:33:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9945855305018859447.gal : 9 ms
[2025-05-31 21:33:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9799042358290294650.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9945855305018859447.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9799042358290294650.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality9799042358290294650.prop.
[2025-05-31 21:34:15] [INFO ] Performed 66/100 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-05-31 21:34:26] [INFO ] Implicit Places using invariants and state equation in 41529 ms returned []
Implicit Place search using SMT with State Equation took 41716 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 21:34:26] [INFO ] Redundant transitions in 161 ms returned []
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:34:26] [INFO ] Invariant cache hit.
[2025-05-31 21:34:26] [INFO ] State equation strengthened by 29 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Detected timeout of ITS tools.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3547/3646 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 34187ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 34191ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76115 ms. Remains : 100/100 places, 3547/3547 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-05 in 277301 ms.
Starting property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-07
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 3556 rows 107 cols
[2025-05-31 21:35:00] [INFO ] Computed 0 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (107 resets) in 125 ms. (79 steps per ms)
BEST_FIRST walk for 10001 steps (4 resets) in 18 ms. (526 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 21:35:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:35:01] [INFO ] [Real]Absence check using state equation in 368 ms returned sat
[2025-05-31 21:35:01] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:35:02] [INFO ] [Nat]Absence check using state equation in 864 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 107 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 3556/3556 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 107 transition count 3554
Reduce places removed 7 places and 7 transitions.
Iterating global reduction 1 with 7 rules applied. Total rules applied 9 place count 100 transition count 3547
Applied a total of 9 rules in 74 ms. Remains 100 /107 variables (removed 7) and now considering 3547/3556 (removed 9) transitions.
Running 3524 sub problems to find dead transitions.
// Phase 1: matrix 3547 rows 100 cols
[2025-05-31 21:35:02] [INFO ] Computed 0 invariants in 17 ms
[2025-05-31 21:35:02] [INFO ] State equation strengthened by 39 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 23552ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 23557ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23636 ms. Remains : 100/107 places, 3547/3556 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 21:35:26] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (11048 resets) in 12160 ms. (82 steps per ms)
BEST_FIRST walk for 1000001 steps (537 resets) in 1681 ms. (594 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 21:35:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:35:40] [INFO ] [Real]Absence check using state equation in 363 ms returned sat
[2025-05-31 21:35:40] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:35:50] [INFO ] [Nat]Absence check using state equation in 9357 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 40 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 100/100 places, 3547/3547 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 34 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
[2025-05-31 21:35:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:35:50] [INFO ] Implicit Places using invariants in 176 ms returned []
[2025-05-31 21:35:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:35:50] [INFO ] State equation strengthened by 39 read => feed constraints.
[2025-05-31 21:36:22] [INFO ] Performed 61/100 implicitness test of which 0 returned IMPLICIT in 31 seconds.
[2025-05-31 21:36:37] [INFO ] Implicit Places using invariants and state equation in 46871 ms returned []
Implicit Place search using SMT with State Equation took 47052 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 21:36:37] [INFO ] Redundant transitions in 158 ms returned []
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:36:37] [INFO ] Invariant cache hit.
[2025-05-31 21:36:37] [INFO ] State equation strengthened by 39 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3547/3646 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 33747ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 33750ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 81017 ms. Remains : 100/100 places, 3547/3547 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 21:37:11] [INFO ] Flatten gal took : 53 ms
[2025-05-31 21:37:11] [INFO ] Flatten gal took : 54 ms
[2025-05-31 21:37:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16931080615118418839.gal : 9 ms
[2025-05-31 21:37:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6224816024877003083.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16931080615118418839.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6224816024877003083.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (438 resets) in 664 ms. (60 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (20 resets) in 94 ms. (421 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality6224816024877003083.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :2 after 55
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :55 after 172
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :172 after 707
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :707 after 15592
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :15592 after 244051
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :244051 after 520934
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :520934 after 2.37995e+06
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :2.37995e+06 after 3.19299e+07
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :3.19299e+07 after 6.79904e+07
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :6.79904e+07 after 1.42409e+08
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.42409e+08 after 9.42163e+08
Interrupted probabilistic random walk after 268994 steps, run timeout after 3001 ms. (steps per millisecond=89 ) properties seen :0 out of 1
Probabilistic random walk after 268994 steps, saw 68127 distinct states, run finished after 3001 ms. (steps per millisecond=89 ) properties seen :0
[2025-05-31 21:37:14] [INFO ] Invariant cache hit.
[2025-05-31 21:37:14] [INFO ] State equation strengthened by 39 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 79/80 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 39/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/80 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :9.42163e+08 after 2.14066e+09
At refinement iteration 4 (OVERLAPS) 1888/1968 variables, 40/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1968 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1395/3363 variables, 41/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3363 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 283/3646 variables, 17/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3646 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/3647 variables, 1/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3647 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/3647 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3647/3647 variables, and 139 constraints, problems are : Problem set: 0 solved, 1 unsolved in 566 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 39/39 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 79/80 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 39/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/80 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1888/1968 variables, 40/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1968 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1968 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1395/3363 variables, 41/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3363 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 283/3646 variables, 17/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3646 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3647/3647 variables, and 140 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1772 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2367ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 31 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:37:17] [INFO ] Invariant cache hit.
[2025-05-31 21:37:17] [INFO ] State equation strengthened by 39 read => feed constraints.
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :2.14066e+09 after 2.2953e+10
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :2.2953e+10 after 9.68492e+10
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 24058ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 24062ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24097 ms. Remains : 100/100 places, 3547/3547 transitions.
RANDOM walk for 40000 steps (438 resets) in 869 ms. (45 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (20 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 131072
SDD size :9.68492e+10 after 8.4814e+11
Interrupted probabilistic random walk after 267645 steps, run timeout after 3001 ms. (steps per millisecond=89 ) properties seen :0 out of 1
Probabilistic random walk after 267645 steps, saw 67861 distinct states, run finished after 3001 ms. (steps per millisecond=89 ) properties seen :0
[2025-05-31 21:37:44] [INFO ] Invariant cache hit.
[2025-05-31 21:37:44] [INFO ] State equation strengthened by 39 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 79/80 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 39/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/80 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1888/1968 variables, 40/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1968 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1395/3363 variables, 41/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3363 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 283/3646 variables, 17/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3646 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/3647 variables, 1/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3647 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/3647 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3647/3647 variables, and 139 constraints, problems are : Problem set: 0 solved, 1 unsolved in 545 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 39/39 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 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 79/80 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 39/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/80 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1888/1968 variables, 40/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1968 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1968 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1395/3363 variables, 41/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3363 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 283/3646 variables, 17/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3646 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3647/3647 variables, and 140 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9729 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10304ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 31 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 100/100 places, 3547/3547 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 30 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
[2025-05-31 21:37:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:37:55] [INFO ] Implicit Places using invariants in 169 ms returned []
[2025-05-31 21:37:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:37:55] [INFO ] State equation strengthened by 39 read => feed constraints.
Detected timeout of ITS tools.
[2025-05-31 21:38:01] [INFO ] Flatten gal took : 50 ms
[2025-05-31 21:38:01] [INFO ] Applying decomposition
[2025-05-31 21:38:01] [INFO ] Flatten gal took : 51 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph207185345616016394.txt' '-o' '/tmp/graph207185345616016394.bin' '-w' '/tmp/graph207185345616016394.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph207185345616016394.bin' '-l' '-1' '-v' '-w' '/tmp/graph207185345616016394.weights' '-q' '0' '-e' '0.001'
[2025-05-31 21:38:02] [INFO ] Decomposing Gal with order
[2025-05-31 21:38:02] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-31 21:38:02] [INFO ] Removed a total of 6894 redundant transitions.
[2025-05-31 21:38:02] [INFO ] Flatten gal took : 78 ms
[2025-05-31 21:38:02] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 6 ms.
[2025-05-31 21:38:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1084940269336775937.gal : 7 ms
[2025-05-31 21:38:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17577015495526667974.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1084940269336775937.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17577015495526667974.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality17577015495526667974.prop.
[2025-05-31 21:38:27] [INFO ] Performed 61/100 implicitness test of which 0 returned IMPLICIT in 31 seconds.
[2025-05-31 21:38:42] [INFO ] Implicit Places using invariants and state equation in 47389 ms returned []
Implicit Place search using SMT with State Equation took 47570 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 21:38:42] [INFO ] Redundant transitions in 159 ms returned []
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:38:42] [INFO ] Invariant cache hit.
[2025-05-31 21:38:42] [INFO ] State equation strengthened by 39 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Detected timeout of ITS tools.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3547/3646 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 34198ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 34203ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 81982 ms. Remains : 100/100 places, 3547/3547 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-07 in 256221 ms.
Starting property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-11
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 3556 rows 107 cols
[2025-05-31 21:39:16] [INFO ] Computed 0 invariants in 8 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (107 resets) in 117 ms. (84 steps per ms)
BEST_FIRST walk for 10001 steps (4 resets) in 19 ms. (500 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 21:39:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:39:17] [INFO ] [Real]Absence check using state equation in 474 ms returned sat
[2025-05-31 21:39:17] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:39:18] [INFO ] [Nat]Absence check using state equation in 874 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 107 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 3556/3556 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 107 transition count 3554
Reduce places removed 7 places and 7 transitions.
Iterating global reduction 1 with 7 rules applied. Total rules applied 9 place count 100 transition count 3547
Applied a total of 9 rules in 73 ms. Remains 100 /107 variables (removed 7) and now considering 3547/3556 (removed 9) transitions.
Running 3524 sub problems to find dead transitions.
// Phase 1: matrix 3547 rows 100 cols
[2025-05-31 21:39:18] [INFO ] Computed 0 invariants in 13 ms
[2025-05-31 21:39:18] [INFO ] State equation strengthened by 35 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 23759ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 23762ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23840 ms. Remains : 100/107 places, 3547/3556 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 21:39:42] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (11055 resets) in 12097 ms. (82 steps per ms)
BEST_FIRST walk for 1000001 steps (539 resets) in 1648 ms. (606 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 21:39:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:39:57] [INFO ] [Real]Absence check using state equation in 382 ms returned sat
[2025-05-31 21:39:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:40:06] [INFO ] [Nat]Absence check using state equation in 9378 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 37 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37 ms. Remains : 100/100 places, 3547/3547 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 42 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
[2025-05-31 21:40:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:40:06] [INFO ] Implicit Places using invariants in 176 ms returned []
[2025-05-31 21:40:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:40:07] [INFO ] State equation strengthened by 35 read => feed constraints.
[2025-05-31 21:40:37] [INFO ] Performed 66/100 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-05-31 21:40:47] [INFO ] Implicit Places using invariants and state equation in 40841 ms returned []
Implicit Place search using SMT with State Equation took 41028 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 21:40:47] [INFO ] Redundant transitions in 164 ms returned []
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:40:47] [INFO ] Invariant cache hit.
[2025-05-31 21:40:47] [INFO ] State equation strengthened by 35 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3547/3646 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3646 variables, 35/134 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3646/3647 variables, and 134 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 30050 ms.
Refiners :[State Equation: 99/100 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3524 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3547/3646 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3646/3647 variables, and 134 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 30066 ms.
Refiners :[State Equation: 99/100 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 0/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63941ms problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 63945ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 105188 ms. Remains : 100/100 places, 3547/3547 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 21:41:52] [INFO ] Flatten gal took : 55 ms
[2025-05-31 21:41:52] [INFO ] Flatten gal took : 85 ms
[2025-05-31 21:41:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8682429172887077586.gal : 10 ms
[2025-05-31 21:41:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1286802677733376869.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8682429172887077586.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1286802677733376869.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
RANDOM walk for 40000 steps (442 resets) in 736 ms. (54 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (20 resets) in 112 ms. (354 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality1286802677733376869.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :2 after 55
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :55 after 172
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :172 after 707
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :707 after 15592
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :15592 after 76617
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :76617 after 357113
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :357113 after 1.13178e+06
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1.13178e+06 after 3.17543e+07
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :3.17543e+07 after 6.7339e+07
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :6.7339e+07 after 6.80403e+07
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :6.80403e+07 after 2.97177e+08
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :2.97177e+08 after 1.94667e+09
Interrupted probabilistic random walk after 275013 steps, run timeout after 3001 ms. (steps per millisecond=91 ) properties seen :0 out of 1
Probabilistic random walk after 275013 steps, saw 70296 distinct states, run finished after 3001 ms. (steps per millisecond=91 ) properties seen :0
[2025-05-31 21:41:55] [INFO ] Invariant cache hit.
[2025-05-31 21:41:55] [INFO ] State equation strengthened by 35 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 71/72 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/72 variables, 35/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/72 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1594/1666 variables, 36/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1666 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1519/3185 variables, 39/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3185 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 453/3638 variables, 21/132 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3638 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 9/3647 variables, 3/135 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3647 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/3647 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3647/3647 variables, and 135 constraints, problems are : Problem set: 0 solved, 1 unsolved in 547 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 35/35 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 71/72 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/72 variables, 35/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/72 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1594/1666 variables, 36/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1666 variables, 1/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1666 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1519/3185 variables, 39/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3185 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 453/3638 variables, 21/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3638 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3647/3647 variables, and 136 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1683 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2250ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 30 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:41:57] [INFO ] Invariant cache hit.
[2025-05-31 21:41:57] [INFO ] State equation strengthened by 35 read => feed constraints.
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :1.94667e+09 after 1.41245e+10
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :1.41245e+10 after 9.62752e+10
SDD proceeding with computation,1 properties remain. new max is 131072
SDD size :9.62752e+10 after 8.2747e+11
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 24020ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 24024ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24059 ms. Remains : 100/100 places, 3547/3547 transitions.
RANDOM walk for 40000 steps (444 resets) in 921 ms. (43 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (20 resets) in 90 ms. (439 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 268887 steps, run timeout after 3001 ms. (steps per millisecond=89 ) properties seen :0 out of 1
Probabilistic random walk after 268887 steps, saw 69058 distinct states, run finished after 3001 ms. (steps per millisecond=89 ) properties seen :0
[2025-05-31 21:42:25] [INFO ] Invariant cache hit.
[2025-05-31 21:42:25] [INFO ] State equation strengthened by 35 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 71/72 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/72 variables, 35/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/72 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1594/1666 variables, 36/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1666 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1519/3185 variables, 39/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3185 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 453/3638 variables, 21/132 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3638 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 9/3647 variables, 3/135 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3647 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/3647 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3647/3647 variables, and 135 constraints, problems are : Problem set: 0 solved, 1 unsolved in 530 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 35/35 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 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 71/72 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/72 variables, 35/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/72 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1594/1666 variables, 36/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1666 variables, 1/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1666 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1519/3185 variables, 39/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3185 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 453/3638 variables, 21/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3638 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3647/3647 variables, and 136 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9721 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10274ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 42 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43 ms. Remains : 100/100 places, 3547/3547 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3547/3547 transitions.
Applied a total of 0 rules in 30 ms. Remains 100 /100 variables (removed 0) and now considering 3547/3547 (removed 0) transitions.
[2025-05-31 21:42:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:42:35] [INFO ] Implicit Places using invariants in 182 ms returned []
[2025-05-31 21:42:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:42:36] [INFO ] State equation strengthened by 35 read => feed constraints.
Detected timeout of ITS tools.
[2025-05-31 21:42:42] [INFO ] Flatten gal took : 71 ms
[2025-05-31 21:42:42] [INFO ] Applying decomposition
[2025-05-31 21:42:42] [INFO ] Flatten gal took : 51 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph16858908251342612580.txt' '-o' '/tmp/graph16858908251342612580.bin' '-w' '/tmp/graph16858908251342612580.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph16858908251342612580.bin' '-l' '-1' '-v' '-w' '/tmp/graph16858908251342612580.weights' '-q' '0' '-e' '0.001'
[2025-05-31 21:42:42] [INFO ] Decomposing Gal with order
[2025-05-31 21:42:42] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-31 21:42:42] [INFO ] Removed a total of 6894 redundant transitions.
[2025-05-31 21:42:42] [INFO ] Flatten gal took : 81 ms
[2025-05-31 21:42:42] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 6 ms.
[2025-05-31 21:42:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1675432276269079703.gal : 7 ms
[2025-05-31 21:42:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9795817940100586835.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1675432276269079703.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9795817940100586835.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality9795817940100586835.prop.
[2025-05-31 21:43:06] [INFO ] Performed 66/100 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-05-31 21:43:16] [INFO ] Implicit Places using invariants and state equation in 40793 ms returned []
Implicit Place search using SMT with State Equation took 40985 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 21:43:16] [INFO ] Redundant transitions in 159 ms returned []
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:43:16] [INFO ] Invariant cache hit.
[2025-05-31 21:43:16] [INFO ] State equation strengthened by 35 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Detected timeout of ITS tools.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3547/3646 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3646 variables, 35/134 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3646/3647 variables, and 134 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 30049 ms.
Refiners :[State Equation: 99/100 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3524 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3547/3646 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3646/3647 variables, and 134 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 30061 ms.
Refiners :[State Equation: 99/100 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 0/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64054ms problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 64057ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 105241 ms. Remains : 100/100 places, 3547/3547 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-11 in 303724 ms.
Starting property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-12
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[+inf]
// Phase 1: matrix 3556 rows 107 cols
[2025-05-31 21:44:20] [INFO ] Computed 0 invariants in 10 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 10000 steps (108 resets) in 121 ms. (81 steps per ms)
BEST_FIRST walk for 10001 steps (4 resets) in 17 ms. (555 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 21:44:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:44:21] [INFO ] [Real]Absence check using state equation in 368 ms returned sat
[2025-05-31 21:44:21] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:44:22] [INFO ] [Nat]Absence check using state equation in 865 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 107 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 3556/3556 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 107 transition count 3554
Reduce places removed 8 places and 8 transitions.
Iterating global reduction 1 with 8 rules applied. Total rules applied 10 place count 99 transition count 3546
Applied a total of 10 rules in 71 ms. Remains 99 /107 variables (removed 8) and now considering 3546/3556 (removed 10) transitions.
Running 3524 sub problems to find dead transitions.
// Phase 1: matrix 3546 rows 99 cols
[2025-05-31 21:44:22] [INFO ] Computed 0 invariants in 10 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 23526ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 23529ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23604 ms. Remains : 99/107 places, 3546/3556 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 21:44:46] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (11173 resets) in 12181 ms. (82 steps per ms)
BEST_FIRST walk for 1000001 steps (545 resets) in 1694 ms. (589 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 21:45:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:45:00] [INFO ] [Real]Absence check using state equation in 390 ms returned sat
[2025-05-31 21:45:00] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:45:05] [INFO ] [Nat]Absence check using state equation in 4879 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 99 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 45 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 99/99 places, 3546/3546 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 36 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
[2025-05-31 21:45:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:45:05] [INFO ] Implicit Places using invariants in 185 ms returned []
[2025-05-31 21:45:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:45:36] [INFO ] Performed 78/99 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-05-31 21:45:40] [INFO ] Implicit Places using invariants and state equation in 34898 ms returned []
Implicit Place search using SMT with State Equation took 35088 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 21:45:40] [INFO ] Redundant transitions in 160 ms returned []
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:45:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3546/3645 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3645/3645 variables, and 99 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 30045 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3524 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3546/3645 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3645/3645 variables, and 3623 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 31243 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 65167ms problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 65171ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 100472 ms. Remains : 99/99 places, 3546/3546 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 21:46:46] [INFO ] Flatten gal took : 120 ms
[2025-05-31 21:46:46] [INFO ] Flatten gal took : 150 ms
[2025-05-31 21:46:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1064579462166059730.gal : 27 ms
[2025-05-31 21:46:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality57614529990980734.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1064579462166059730.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality57614529990980734.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 ...326
RANDOM walk for 40000 steps (448 resets) in 1145 ms. (34 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (20 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality57614529990980734.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 27
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :27 after 51
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :51 after 136
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :136 after 4383
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :4383 after 17671
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :17671 after 235273
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :235273 after 581118
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :581118 after 1.0443e+07
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1.0443e+07 after 2.1594e+07
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.1594e+07 after 4.59631e+07
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :4.59631e+07 after 1.46454e+08
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.46454e+08 after 1.31359e+09
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :1.31359e+09 after 7.21067e+09
Interrupted probabilistic random walk after 286173 steps, run timeout after 3001 ms. (steps per millisecond=95 ) properties seen :0 out of 1
Probabilistic random walk after 286173 steps, saw 69121 distinct states, run finished after 3001 ms. (steps per millisecond=95 ) properties seen :0
[2025-05-31 21:46:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 62/63 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1475/1538 variables, 31/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1538 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1564/3102 variables, 40/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3102 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 534/3636 variables, 24/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3636 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 9/3645 variables, 3/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3645 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/3645 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3645/3645 variables, and 99 constraints, problems are : Problem set: 0 solved, 1 unsolved in 553 ms.
Refiners :[State Equation: 99/99 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 62/63 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1475/1538 variables, 31/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1538 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1538 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1564/3102 variables, 40/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3102 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 534/3636 variables, 24/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3636 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3645/3645 variables, and 100 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1694 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2266ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 99 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 100 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:46:52] [INFO ] Invariant cache hit.
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :7.21067e+09 after 5.89818e+10
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :5.89818e+10 after 2.78973e+11
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 23966ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 23970ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24074 ms. Remains : 99/99 places, 3546/3546 transitions.
RANDOM walk for 40000 steps (445 resets) in 724 ms. (55 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (20 resets) in 102 ms. (388 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 285120 steps, run timeout after 3001 ms. (steps per millisecond=95 ) properties seen :0 out of 1
Probabilistic random walk after 285120 steps, saw 68914 distinct states, run finished after 3001 ms. (steps per millisecond=95 ) properties seen :0
[2025-05-31 21:47:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 62/63 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1475/1538 variables, 31/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1538 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1564/3102 variables, 40/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3102 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 534/3636 variables, 24/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3636 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 9/3645 variables, 3/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3645 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/3645 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3645/3645 variables, and 99 constraints, problems are : Problem set: 0 solved, 1 unsolved in 574 ms.
Refiners :[State Equation: 99/99 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 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 62/63 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1475/1538 variables, 31/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1538 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1538 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 131072
SDD size :2.78973e+11 after 1.21036e+12
At refinement iteration 6 (OVERLAPS) 1564/3102 variables, 40/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3102 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 534/3636 variables, 24/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3636 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3645/3645 variables, and 100 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9763 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10345ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 99 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 36 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37 ms. Remains : 99/99 places, 3546/3546 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 30 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
[2025-05-31 21:47:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:47:30] [INFO ] Implicit Places using invariants in 169 ms returned []
[2025-05-31 21:47:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
Detected timeout of ITS tools.
[2025-05-31 21:47:36] [INFO ] Flatten gal took : 52 ms
[2025-05-31 21:47:36] [INFO ] Applying decomposition
[2025-05-31 21:47:36] [INFO ] Flatten gal took : 53 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph14701994130922750949.txt' '-o' '/tmp/graph14701994130922750949.bin' '-w' '/tmp/graph14701994130922750949.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph14701994130922750949.bin' '-l' '-1' '-v' '-w' '/tmp/graph14701994130922750949.weights' '-q' '0' '-e' '0.001'
[2025-05-31 21:47:37] [INFO ] Decomposing Gal with order
[2025-05-31 21:47:37] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-31 21:47:37] [INFO ] Removed a total of 6894 redundant transitions.
[2025-05-31 21:47:37] [INFO ] Flatten gal took : 79 ms
[2025-05-31 21:47:37] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 5 ms.
[2025-05-31 21:47:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16530131054931164925.gal : 7 ms
[2025-05-31 21:47:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10179331723219875327.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16530131054931164925.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10179331723219875327.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality10179331723219875327.prop.
[2025-05-31 21:48:00] [INFO ] Performed 79/99 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-05-31 21:48:04] [INFO ] Implicit Places using invariants and state equation in 34705 ms returned []
Implicit Place search using SMT with State Equation took 34900 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 21:48:04] [INFO ] Redundant transitions in 160 ms returned []
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:48:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Detected timeout of ITS tools.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3546/3645 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3645/3645 variables, and 99 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 30055 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3524 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3546/3645 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3645/3645 variables, and 3623 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 31193 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 65325ms problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 65329ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 100426 ms. Remains : 99/99 places, 3546/3546 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-12 in 289621 ms.
Starting property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-13
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 3556 rows 107 cols
[2025-05-31 21:49:10] [INFO ] Computed 0 invariants in 13 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (108 resets) in 118 ms. (84 steps per ms)
BEST_FIRST walk for 10001 steps (4 resets) in 17 ms. (555 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 21:49:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:49:11] [INFO ] [Real]Absence check using state equation in 575 ms returned sat
[2025-05-31 21:49:11] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:49:12] [INFO ] [Nat]Absence check using state equation in 855 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 107 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 3556/3556 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 107 transition count 3555
Reduce places removed 7 places and 7 transitions.
Iterating global reduction 1 with 7 rules applied. Total rules applied 8 place count 100 transition count 3548
Applied a total of 8 rules in 69 ms. Remains 100 /107 variables (removed 7) and now considering 3548/3556 (removed 8) transitions.
Running 3525 sub problems to find dead transitions.
// Phase 1: matrix 3548 rows 100 cols
[2025-05-31 21:49:12] [INFO ] Computed 0 invariants in 15 ms
[2025-05-31 21:49:12] [INFO ] State equation strengthened by 38 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
SMT process timed out in 23646ms, After SMT, problems are : Problem set: 0 solved, 3525 unsolved
Search for dead transitions found 0 dead transitions in 23651ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23724 ms. Remains : 100/107 places, 3548/3556 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 21:49:36] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (11256 resets) in 11962 ms. (83 steps per ms)
BEST_FIRST walk for 1000001 steps (547 resets) in 1653 ms. (604 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 21:49:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:49:50] [INFO ] [Real]Absence check using state equation in 381 ms returned sat
[2025-05-31 21:49:50] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:49:59] [INFO ] [Nat]Absence check using state equation in 9390 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3548/3548 transitions.
Applied a total of 0 rules in 35 ms. Remains 100 /100 variables (removed 0) and now considering 3548/3548 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35 ms. Remains : 100/100 places, 3548/3548 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3548/3548 transitions.
Applied a total of 0 rules in 29 ms. Remains 100 /100 variables (removed 0) and now considering 3548/3548 (removed 0) transitions.
[2025-05-31 21:49:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:50:00] [INFO ] Implicit Places using invariants in 178 ms returned []
[2025-05-31 21:50:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:50:00] [INFO ] State equation strengthened by 38 read => feed constraints.
[2025-05-31 21:50:30] [INFO ] Performed 62/100 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-05-31 21:50:42] [INFO ] Implicit Places using invariants and state equation in 42836 ms returned []
Implicit Place search using SMT with State Equation took 43016 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 21:50:43] [INFO ] Redundant transitions in 168 ms returned []
Running 3525 sub problems to find dead transitions.
[2025-05-31 21:50:43] [INFO ] Invariant cache hit.
[2025-05-31 21:50:43] [INFO ] State equation strengthened by 38 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
At refinement iteration 1 (OVERLAPS) 3548/3647 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3647 variables, 38/137 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3647/3648 variables, and 137 constraints, problems are : Problem set: 0 solved, 3525 unsolved in 30057 ms.
Refiners :[State Equation: 99/100 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 3525/3525 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3525 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
At refinement iteration 1 (OVERLAPS) 3548/3647 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3647/3648 variables, and 137 constraints, problems are : Problem set: 0 solved, 3525 unsolved in 30060 ms.
Refiners :[State Equation: 99/100 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 0/3525 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63957ms problems are : Problem set: 0 solved, 3525 unsolved
Search for dead transitions found 0 dead transitions in 63962ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 107192 ms. Remains : 100/100 places, 3548/3548 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 21:51:47] [INFO ] Flatten gal took : 66 ms
[2025-05-31 21:51:47] [INFO ] Flatten gal took : 86 ms
[2025-05-31 21:51:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13756584437630146710.gal : 9 ms
[2025-05-31 21:51:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16910650332120397309.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13756584437630146710.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16910650332120397309.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 ...330
RANDOM walk for 40000 steps (450 resets) in 796 ms. (50 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (22 resets) in 118 ms. (336 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality16910650332120397309.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :2 after 43
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :43 after 160
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :160 after 695
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :695 after 15580
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :15580 after 244039
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :244039 after 745974
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :745974 after 2.13676e+07
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :2.13676e+07 after 2.19383e+07
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.19383e+07 after 4.60614e+07
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :4.60614e+07 after 1.26617e+08
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.26617e+08 after 1.9922e+09
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :1.9922e+09 after 1.09468e+10
Interrupted probabilistic random walk after 270936 steps, run timeout after 3001 ms. (steps per millisecond=90 ) properties seen :0 out of 1
Probabilistic random walk after 270936 steps, saw 69980 distinct states, run finished after 3001 ms. (steps per millisecond=90 ) properties seen :0
[2025-05-31 21:51:50] [INFO ] Invariant cache hit.
[2025-05-31 21:51:50] [INFO ] State equation strengthened by 38 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/79 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 38/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2029/2108 variables, 39/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2108 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1383/3491 variables, 47/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3491 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 157/3648 variables, 13/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3648 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/3648 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3648/3648 variables, and 138 constraints, problems are : Problem set: 0 solved, 1 unsolved in 575 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 38/38 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/79 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 38/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2029/2108 variables, 39/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2108 variables, 1/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2108 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1383/3491 variables, 47/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3491 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3648/3648 variables, and 139 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1624 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2217ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3548/3548 transitions.
Applied a total of 0 rules in 44 ms. Remains 100 /100 variables (removed 0) and now considering 3548/3548 (removed 0) transitions.
Running 3525 sub problems to find dead transitions.
[2025-05-31 21:51:53] [INFO ] Invariant cache hit.
[2025-05-31 21:51:53] [INFO ] State equation strengthened by 38 read => feed constraints.
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :1.09468e+10 after 4.83002e+10
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :4.83002e+10 after 2.06697e+11
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
SMT process timed out in 23892ms, After SMT, problems are : Problem set: 0 solved, 3525 unsolved
Search for dead transitions found 0 dead transitions in 23896ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23944 ms. Remains : 100/100 places, 3548/3548 transitions.
RANDOM walk for 40000 steps (449 resets) in 912 ms. (43 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (20 resets) in 121 ms. (327 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 271743 steps, run timeout after 3001 ms. (steps per millisecond=90 ) properties seen :0 out of 1
Probabilistic random walk after 271743 steps, saw 70147 distinct states, run finished after 3001 ms. (steps per millisecond=90 ) properties seen :0
[2025-05-31 21:52:20] [INFO ] Invariant cache hit.
[2025-05-31 21:52:20] [INFO ] State equation strengthened by 38 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/79 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 38/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2029/2108 variables, 39/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2108 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1383/3491 variables, 47/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3491 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 157/3648 variables, 13/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3648 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/3648 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3648/3648 variables, and 138 constraints, problems are : Problem set: 0 solved, 1 unsolved in 508 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 38/38 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 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/79 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 38/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2029/2108 variables, 39/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2108 variables, 1/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2108 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 131072
At refinement iteration 7 (OVERLAPS) 1383/3491 variables, 47/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD size :2.06697e+11 after 1.13988e+12
At refinement iteration 8 (INCLUDED_ONLY) 0/3491 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3648/3648 variables, and 139 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9570 ms.
Refiners :[State Equation: 100/100 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10098ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3548/3548 transitions.
Applied a total of 0 rules in 41 ms. Remains 100 /100 variables (removed 0) and now considering 3548/3548 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 100/100 places, 3548/3548 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 3548/3548 transitions.
Applied a total of 0 rules in 31 ms. Remains 100 /100 variables (removed 0) and now considering 3548/3548 (removed 0) transitions.
[2025-05-31 21:52:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:52:30] [INFO ] Implicit Places using invariants in 170 ms returned []
[2025-05-31 21:52:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:52:31] [INFO ] State equation strengthened by 38 read => feed constraints.
Detected timeout of ITS tools.
[2025-05-31 21:52:37] [INFO ] Flatten gal took : 52 ms
[2025-05-31 21:52:37] [INFO ] Applying decomposition
[2025-05-31 21:52:37] [INFO ] Flatten gal took : 53 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph5485300571193202081.txt' '-o' '/tmp/graph5485300571193202081.bin' '-w' '/tmp/graph5485300571193202081.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph5485300571193202081.bin' '-l' '-1' '-v' '-w' '/tmp/graph5485300571193202081.weights' '-q' '0' '-e' '0.001'
[2025-05-31 21:52:38] [INFO ] Decomposing Gal with order
[2025-05-31 21:52:38] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-31 21:52:38] [INFO ] Removed a total of 6894 redundant transitions.
[2025-05-31 21:52:38] [INFO ] Flatten gal took : 81 ms
[2025-05-31 21:52:38] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 5 ms.
[2025-05-31 21:52:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13154630764202235264.gal : 7 ms
[2025-05-31 21:52:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13487052995575231877.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13154630764202235264.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13487052995575231877.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality13487052995575231877.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 9.99256e+07
[2025-05-31 21:53:01] [INFO ] Performed 61/100 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-05-31 21:53:13] [INFO ] Implicit Places using invariants and state equation in 43394 ms returned []
Implicit Place search using SMT with State Equation took 43571 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 21:53:14] [INFO ] Redundant transitions in 170 ms returned []
Running 3525 sub problems to find dead transitions.
[2025-05-31 21:53:14] [INFO ] Invariant cache hit.
[2025-05-31 21:53:14] [INFO ] State equation strengthened by 38 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Detected timeout of ITS tools.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
At refinement iteration 1 (OVERLAPS) 3548/3647 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3647 variables, 38/137 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3647/3648 variables, and 137 constraints, problems are : Problem set: 0 solved, 3525 unsolved in 30052 ms.
Refiners :[State Equation: 99/100 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 3525/3525 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3525 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
At refinement iteration 1 (OVERLAPS) 3548/3647 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3525 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3647/3648 variables, and 137 constraints, problems are : Problem set: 0 solved, 3525 unsolved in 30058 ms.
Refiners :[State Equation: 99/100 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 0/3525 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64118ms problems are : Problem set: 0 solved, 3525 unsolved
Search for dead transitions found 0 dead transitions in 64122ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 107904 ms. Remains : 100/100 places, 3548/3548 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-13 in 308001 ms.
Starting property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-14
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[+inf]
// Phase 1: matrix 3556 rows 107 cols
[2025-05-31 21:54:18] [INFO ] Computed 0 invariants in 11 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 10000 steps (105 resets) in 120 ms. (82 steps per ms)
BEST_FIRST walk for 10001 steps (5 resets) in 17 ms. (555 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 21:54:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:54:18] [INFO ] [Real]Absence check using state equation in 393 ms returned sat
[2025-05-31 21:54:18] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:54:19] [INFO ] [Nat]Absence check using state equation in 885 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 107 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 3556/3556 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 107 transition count 3554
Reduce places removed 8 places and 8 transitions.
Iterating global reduction 1 with 8 rules applied. Total rules applied 10 place count 99 transition count 3546
Applied a total of 10 rules in 73 ms. Remains 99 /107 variables (removed 8) and now considering 3546/3556 (removed 10) transitions.
Running 3524 sub problems to find dead transitions.
// Phase 1: matrix 3546 rows 99 cols
[2025-05-31 21:54:19] [INFO ] Computed 0 invariants in 14 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 99/3645 variables, and 0 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 20049 ms.
Refiners :[State Equation: 0/99 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3524 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3546/3645 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3645/3645 variables, and 3623 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 21240 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 44937ms problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 44941ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45019 ms. Remains : 99/107 places, 3546/3556 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 21:55:05] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (11169 resets) in 11813 ms. (84 steps per ms)
BEST_FIRST walk for 1000001 steps (546 resets) in 1675 ms. (596 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 21:55:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:55:19] [INFO ] [Real]Absence check using state equation in 376 ms returned sat
[2025-05-31 21:55:19] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 21:55:24] [INFO ] [Nat]Absence check using state equation in 4873 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 99 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 40 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 99/99 places, 3546/3546 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 29 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
[2025-05-31 21:55:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:55:24] [INFO ] Implicit Places using invariants in 180 ms returned []
[2025-05-31 21:55:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:55:54] [INFO ] Performed 77/99 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-05-31 21:55:59] [INFO ] Implicit Places using invariants and state equation in 35252 ms returned []
Implicit Place search using SMT with State Equation took 35436 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 21:55:59] [INFO ] Redundant transitions in 163 ms returned []
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:55:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3546/3645 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3645/3645 variables, and 99 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 30053 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3524 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3546/3645 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3645/3645 variables, and 3623 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 31221 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 65169ms problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 65173ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 100816 ms. Remains : 99/99 places, 3546/3546 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 21:57:05] [INFO ] Flatten gal took : 76 ms
[2025-05-31 21:57:05] [INFO ] Flatten gal took : 53 ms
[2025-05-31 21:57:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15080432742222951802.gal : 10 ms
[2025-05-31 21:57:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16939963363835386482.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15080432742222951802.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16939963363835386482.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 ...330
RANDOM walk for 40000 steps (444 resets) in 1226 ms. (32 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (20 resets) in 190 ms. (209 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality16939963363835386482.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 27
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :27 after 51
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :51 after 136
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :136 after 4383
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :4383 after 17671
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :17671 after 235273
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :235273 after 581118
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :581118 after 1.0443e+07
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1.0443e+07 after 2.1594e+07
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.1594e+07 after 4.59631e+07
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :4.59631e+07 after 1.46454e+08
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.46454e+08 after 1.31359e+09
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :1.31359e+09 after 7.21067e+09
Interrupted probabilistic random walk after 285459 steps, run timeout after 3001 ms. (steps per millisecond=95 ) properties seen :0 out of 1
Probabilistic random walk after 285459 steps, saw 68976 distinct states, run finished after 3001 ms. (steps per millisecond=95 ) properties seen :0
[2025-05-31 21:57:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 54/55 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1215/1270 variables, 27/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1270 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1597/2867 variables, 37/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2867 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 742/3609 variables, 28/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3609 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 36/3645 variables, 6/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3645 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/3645 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3645/3645 variables, and 99 constraints, problems are : Problem set: 0 solved, 1 unsolved in 536 ms.
Refiners :[State Equation: 99/99 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 54/55 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1215/1270 variables, 27/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1270 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1270 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1597/2867 variables, 37/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2867 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 742/3609 variables, 28/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3609 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3645/3645 variables, and 100 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1683 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2240ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 99 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 34 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:57:11] [INFO ] Invariant cache hit.
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :7.21067e+09 after 5.89818e+10
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :5.89818e+10 after 2.78973e+11
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 23695ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 23699ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23741 ms. Remains : 99/99 places, 3546/3546 transitions.
RANDOM walk for 40000 steps (444 resets) in 643 ms. (62 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (20 resets) in 96 ms. (412 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 131072
SDD size :2.78973e+11 after 1.21036e+12
Interrupted probabilistic random walk after 293994 steps, run timeout after 3001 ms. (steps per millisecond=97 ) properties seen :0 out of 1
Probabilistic random walk after 293994 steps, saw 70554 distinct states, run finished after 3001 ms. (steps per millisecond=97 ) properties seen :0
[2025-05-31 21:57:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 54/55 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1215/1270 variables, 27/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1270 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1597/2867 variables, 37/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2867 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 742/3609 variables, 28/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3609 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 36/3645 variables, 6/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3645 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/3645 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3645/3645 variables, and 99 constraints, problems are : Problem set: 0 solved, 1 unsolved in 623 ms.
Refiners :[State Equation: 99/99 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 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 54/55 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1215/1270 variables, 27/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1270 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1270 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1597/2867 variables, 37/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2867 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 742/3609 variables, 28/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3609 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3645/3645 variables, and 100 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9754 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10387ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 99 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 42 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 99/99 places, 3546/3546 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 30 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
[2025-05-31 21:57:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 21:57:48] [INFO ] Implicit Places using invariants in 182 ms returned []
[2025-05-31 21:57:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
Detected timeout of ITS tools.
[2025-05-31 21:57:55] [INFO ] Flatten gal took : 53 ms
[2025-05-31 21:57:55] [INFO ] Applying decomposition
[2025-05-31 21:57:55] [INFO ] Flatten gal took : 55 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph4343027045098290106.txt' '-o' '/tmp/graph4343027045098290106.bin' '-w' '/tmp/graph4343027045098290106.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph4343027045098290106.bin' '-l' '-1' '-v' '-w' '/tmp/graph4343027045098290106.weights' '-q' '0' '-e' '0.001'
[2025-05-31 21:57:55] [INFO ] Decomposing Gal with order
[2025-05-31 21:57:55] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-31 21:57:56] [INFO ] Removed a total of 6894 redundant transitions.
[2025-05-31 21:57:56] [INFO ] Flatten gal took : 88 ms
[2025-05-31 21:57:56] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 6 ms.
[2025-05-31 21:57:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15493721516094413247.gal : 8 ms
[2025-05-31 21:57:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10438819458983393080.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15493721516094413247.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10438819458983393080.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality10438819458983393080.prop.
[2025-05-31 21:58:19] [INFO ] Performed 77/99 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-05-31 21:58:24] [INFO ] Implicit Places using invariants and state equation in 35502 ms returned []
Implicit Place search using SMT with State Equation took 35687 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 21:58:24] [INFO ] Redundant transitions in 160 ms returned []
Running 3524 sub problems to find dead transitions.
[2025-05-31 21:58:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Detected timeout of ITS tools.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3546/3645 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3645/3645 variables, and 99 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 30055 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3524 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3546/3645 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3645/3645 variables, and 3623 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 31212 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 65563ms problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 65568ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 101479 ms. Remains : 99/99 places, 3546/3546 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-14 in 311740 ms.
Starting property specific reduction for DNAwalker-PT-18lozangeBlock-UpperBounds-15
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[+inf]
// Phase 1: matrix 3556 rows 107 cols
[2025-05-31 21:59:30] [INFO ] Computed 0 invariants in 11 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 10000 steps (106 resets) in 119 ms. (83 steps per ms)
BEST_FIRST walk for 10001 steps (4 resets) in 17 ms. (555 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 21:59:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:59:30] [INFO ] [Real]Absence check using state equation in 373 ms returned sat
[2025-05-31 21:59:30] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 21:59:31] [INFO ] [Nat]Absence check using state equation in 861 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 107 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 3556/3556 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 107 transition count 3554
Reduce places removed 8 places and 8 transitions.
Iterating global reduction 1 with 8 rules applied. Total rules applied 10 place count 99 transition count 3546
Applied a total of 10 rules in 72 ms. Remains 99 /107 variables (removed 8) and now considering 3546/3556 (removed 10) transitions.
Running 3524 sub problems to find dead transitions.
// Phase 1: matrix 3546 rows 99 cols
[2025-05-31 21:59:31] [INFO ] Computed 0 invariants in 8 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 23553ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 23556ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23632 ms. Remains : 99/107 places, 3546/3556 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 21:59:55] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (11183 resets) in 12047 ms. (83 steps per ms)
BEST_FIRST walk for 1000001 steps (547 resets) in 1680 ms. (594 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 22:00:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 22:00:09] [INFO ] [Real]Absence check using state equation in 383 ms returned sat
[2025-05-31 22:00:09] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 22:00:14] [INFO ] [Nat]Absence check using state equation in 4862 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 99 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 46 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 99/99 places, 3546/3546 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 32 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
[2025-05-31 22:00:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 22:00:14] [INFO ] Implicit Places using invariants in 177 ms returned []
[2025-05-31 22:00:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 22:00:45] [INFO ] Performed 77/99 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-05-31 22:00:50] [INFO ] Implicit Places using invariants and state equation in 35321 ms returned []
Implicit Place search using SMT with State Equation took 35500 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 22:00:50] [INFO ] Redundant transitions in 164 ms returned []
Running 3524 sub problems to find dead transitions.
[2025-05-31 22:00:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3546/3645 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3645/3645 variables, and 99 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 30056 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3524 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
At refinement iteration 1 (OVERLAPS) 3546/3645 variables, 99/99 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3645/3645 variables, and 3623 constraints, problems are : Problem set: 0 solved, 3524 unsolved in 31239 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 3524/3524 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 65034ms problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 65038ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 100745 ms. Remains : 99/99 places, 3546/3546 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 22:01:56] [INFO ] Flatten gal took : 62 ms
[2025-05-31 22:01:56] [INFO ] Flatten gal took : 61 ms
[2025-05-31 22:01:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6193480975851655882.gal : 11 ms
[2025-05-31 22:01:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10720059334444302450.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6193480975851655882.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10720059334444302450.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (444 resets) in 843 ms. (47 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (20 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality10720059334444302450.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 27
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :27 after 51
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :51 after 136
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :136 after 4383
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :4383 after 17671
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :17671 after 235273
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :235273 after 581118
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :581118 after 1.0443e+07
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1.0443e+07 after 2.1594e+07
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.1594e+07 after 4.59631e+07
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :4.59631e+07 after 1.46454e+08
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.46454e+08 after 1.31359e+09
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :1.31359e+09 after 7.21067e+09
Interrupted probabilistic random walk after 292150 steps, run timeout after 3001 ms. (steps per millisecond=97 ) properties seen :0 out of 1
Probabilistic random walk after 292150 steps, saw 70197 distinct states, run finished after 3001 ms. (steps per millisecond=97 ) properties seen :0
[2025-05-31 22:01:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 58/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1661/1720 variables, 29/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1720 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1764/3484 variables, 54/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3484 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 161/3645 variables, 15/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3645 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/3645 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3645/3645 variables, and 99 constraints, problems are : Problem set: 0 solved, 1 unsolved in 577 ms.
Refiners :[State Equation: 99/99 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 58/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1661/1720 variables, 29/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1720 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1720 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1764/3484 variables, 54/85 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3484 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3645/3645 variables, and 100 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1568 ms.
Refiners :[State Equation: 99/99 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2154ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 99 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 3546/3546 transitions.
Applied a total of 0 rules in 37 ms. Remains 99 /99 variables (removed 0) and now considering 3546/3546 (removed 0) transitions.
Running 3524 sub problems to find dead transitions.
[2025-05-31 22:02:01] [INFO ] Invariant cache hit.
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :7.21067e+09 after 5.89818e+10
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :5.89818e+10 after 2.78973e+11
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3524 unsolved
SMT process timed out in 23573ms, After SMT, problems are : Problem set: 0 solved, 3524 unsolved
Search for dead transitions found 0 dead transitions in 23577ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23618 ms. Remains : 99/99 places, 3546/3546 transitions.
RANDOM walk for 40000 steps (444 resets) in 643 ms. (62 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (20 resets) in 96 ms. (412 steps per ms) remains 1/1 properties
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -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 UpperBounds -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="DNAwalker-PT-18lozangeBlock"
export BK_EXAMINATION="UpperBounds"
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 DNAwalker-PT-18lozangeBlock, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r072-tall-174860067500453"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DNAwalker-PT-18lozangeBlock.tgz
mv DNAwalker-PT-18lozangeBlock execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;