About the Execution of ITS-Tools for FunctionPointer-PT-c064
| 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 | FF?TFTFFFFFTFTFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r100-smll-174867007500155.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 FunctionPointer-PT-c064, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r100-smll-174867007500155
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.7M
-rw-r--r-- 1 mcc users 7.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 157K 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 91K 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 4.1K 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 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 4.2M May 29 14:32 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-00
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-01
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-02
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-03
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-04
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-05
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-06
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-07
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-08
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-09
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-10
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-11
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-12
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-13
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-14
FORMULA_NAME FunctionPointer-PT-c064-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1748880255797
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FunctionPointer-PT-c064
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-02 16:04:18] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-02 16:04:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 16:04:19] [INFO ] Load time of PNML (sax parser for PT used): 930 ms
[2025-06-02 16:04:19] [INFO ] Transformed 2826 places.
[2025-06-02 16:04:19] [INFO ] Transformed 8960 transitions.
[2025-06-02 16:04:19] [INFO ] Parsed PT model containing 2826 places and 8960 transitions and 36096 arcs in 1199 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 19 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Deduced a syphon composed of 1198 places in 73 ms
Reduce places removed 1198 places and 2998 transitions.
FORMULA FunctionPointer-PT-c064-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c064-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c064-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c064-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c064-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c064-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c064-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c064-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c064-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c064-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c064-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c064-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 7 out of 1628 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1628/1628 places, 5962/5962 transitions.
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 17 place count 1611 transition count 5962
Discarding 301 places :
Symmetric choice reduction at 1 with 301 rule applications. Total rules 318 place count 1310 transition count 3664
Iterating global reduction 1 with 301 rules applied. Total rules applied 619 place count 1310 transition count 3664
Ensure Unique test removed 350 transitions
Reduce isomorphic transitions removed 350 transitions.
Iterating post reduction 1 with 350 rules applied. Total rules applied 969 place count 1310 transition count 3314
Discarding 158 places :
Symmetric choice reduction at 2 with 158 rule applications. Total rules 1127 place count 1152 transition count 2998
Iterating global reduction 2 with 158 rules applied. Total rules applied 1285 place count 1152 transition count 2998
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Iterating post reduction 2 with 64 rules applied. Total rules applied 1349 place count 1152 transition count 2934
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1363 place count 1138 transition count 2906
Iterating global reduction 3 with 14 rules applied. Total rules applied 1377 place count 1138 transition count 2906
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1391 place count 1124 transition count 2878
Iterating global reduction 3 with 14 rules applied. Total rules applied 1405 place count 1124 transition count 2878
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1418 place count 1111 transition count 2852
Iterating global reduction 3 with 13 rules applied. Total rules applied 1431 place count 1111 transition count 2852
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1444 place count 1098 transition count 2826
Iterating global reduction 3 with 13 rules applied. Total rules applied 1457 place count 1098 transition count 2826
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1470 place count 1085 transition count 2800
Iterating global reduction 3 with 13 rules applied. Total rules applied 1483 place count 1085 transition count 2800
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1496 place count 1072 transition count 2774
Iterating global reduction 3 with 13 rules applied. Total rules applied 1509 place count 1072 transition count 2774
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1522 place count 1059 transition count 2748
Iterating global reduction 3 with 13 rules applied. Total rules applied 1535 place count 1059 transition count 2748
Discarding 60 places :
Symmetric choice reduction at 3 with 60 rule applications. Total rules 1595 place count 999 transition count 2520
Iterating global reduction 3 with 60 rules applied. Total rules applied 1655 place count 999 transition count 2520
Discarding 60 places :
Symmetric choice reduction at 3 with 60 rule applications. Total rules 1715 place count 939 transition count 2280
Iterating global reduction 3 with 60 rules applied. Total rules applied 1775 place count 939 transition count 2280
Discarding 60 places :
Symmetric choice reduction at 3 with 60 rule applications. Total rules 1835 place count 879 transition count 2148
Iterating global reduction 3 with 60 rules applied. Total rules applied 1895 place count 879 transition count 2148
Discarding 60 places :
Symmetric choice reduction at 3 with 60 rule applications. Total rules 1955 place count 819 transition count 2028
Iterating global reduction 3 with 60 rules applied. Total rules applied 2015 place count 819 transition count 2028
Discarding 60 places :
Symmetric choice reduction at 3 with 60 rule applications. Total rules 2075 place count 759 transition count 1908
Iterating global reduction 3 with 60 rules applied. Total rules applied 2135 place count 759 transition count 1908
Discarding 60 places :
Symmetric choice reduction at 3 with 60 rule applications. Total rules 2195 place count 699 transition count 1788
Iterating global reduction 3 with 60 rules applied. Total rules applied 2255 place count 699 transition count 1788
Discarding 59 places :
Symmetric choice reduction at 3 with 59 rule applications. Total rules 2314 place count 640 transition count 1670
Iterating global reduction 3 with 59 rules applied. Total rules applied 2373 place count 640 transition count 1670
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 2379 place count 634 transition count 1658
Iterating global reduction 3 with 6 rules applied. Total rules applied 2385 place count 634 transition count 1658
Applied a total of 2385 rules in 1915 ms. Remains 634 /1628 variables (removed 994) and now considering 1658/5962 (removed 4304) transitions.
[2025-06-02 16:04:21] [INFO ] Flow matrix only has 1109 transitions (discarded 549 similar events)
// Phase 1: matrix 1109 rows 634 cols
[2025-06-02 16:04:21] [INFO ] Computed 2 invariants in 53 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:04:23] [INFO ] Implicit Places using invariants in 1537 ms returned []
[2025-06-02 16:04:23] [INFO ] Flow matrix only has 1109 transitions (discarded 549 similar events)
[2025-06-02 16:04:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:04:24] [INFO ] State equation strengthened by 274 read => feed constraints.
[2025-06-02 16:04:28] [INFO ] Implicit Places using invariants and state equation in 5208 ms returned []
Implicit Place search using SMT with State Equation took 6801 ms to find 0 implicit places.
Running 1656 sub problems to find dead transitions.
[2025-06-02 16:04:28] [INFO ] Flow matrix only has 1109 transitions (discarded 549 similar events)
[2025-06-02 16:04:28] [INFO ] Invariant cache hit.
[2025-06-02 16:04:28] [INFO ] State equation strengthened by 274 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/634 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1656 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/634 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1656 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 1.0)
(s2 1.0)
(s3 1.0)
(s4 9.0)
(s5 1.0)
(s6 0.0)
(s7 1.0)
(s8 1.0)
(s9 1.0)
(s10 0.0)
(s11 0.0)
(s12 0.0)
(s13 0.0)
(s14 0.0)
(s15 0.0)
(s16 0.0)
(s17 0.0)
(s18 0.0)
(s19 0.0)
(s20 0.0)
(s21 0.0)
(s22 0.0)
(s23 0.0)
(s24 0.0)
(s25 0.0)
(s26 0.0)
(s27 0.0)
(s28 0.0)
(s29 0.0)
(s30 0.0)
(s31 0.0)
(s32 0.0)
(s33 0.0)
(s34 0.0)
(s35 0.0)
(s36 0.0)
(s37 0.0)
(s38 0.0)
(s39 0.0)
(s40 0.0)
(s41 0.0)
(s42 0.0)
(s43 0.0)
(s44 0.0)
(s45 0.0)
(s46 0.0)
(s47 0.0)
(s48 0.0)
(s49 0.0)
(s50 0.0)
(s51 0.0)
(s52 0.0)
(s53 0.0)
(s54 0.0)
(s55 0.0)
(s56 0.0)
(s57 0.0)
(s58 0.0)
(s59 0.0)
(s60 0.0)
(s61 0.0)
(s62 0.0)
(s63 0.0)
(s64 0.0)
(s65 0.0)
(s66 0.0)
(s67 0.0)
(s68 0.0)
(s69 0.0)
(s70 0.0)
(s71 0.0)
(s72 0.0)
(s73 0.0)
(s74 0.0)
(s75 0.0)
(s76 0.0)
(s77 0.0)
(s78 0.0)
(s79 0.0)
(s80 0.0)
(s81 0.0)
(s82 0.0)
(s83 0.0)
(s84 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 634/1743 variables, and 2 constraints, problems are : Problem set: 0 solved, 1656 unsolved in 30087 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/634 constraints, ReadFeed: 0/274 constraints, PredecessorRefiner: 1656/1656 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1656 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/634 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1656 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/634 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1656 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 634/1743 variables, and 2 constraints, problems are : Problem set: 0 solved, 1656 unsolved in 30046 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/634 constraints, ReadFeed: 0/274 constraints, PredecessorRefiner: 0/1656 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 65632ms problems are : Problem set: 0 solved, 1656 unsolved
Search for dead transitions found 0 dead transitions in 65682ms
Starting structural reductions in LTL mode, iteration 1 : 634/1628 places, 1658/5962 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 74440 ms. Remains : 634/1628 places, 1658/5962 transitions.
Support contains 7 out of 634 places after structural reductions.
[2025-06-02 16:05:34] [INFO ] Flatten gal took : 210 ms
[2025-06-02 16:05:34] [INFO ] Flatten gal took : 152 ms
[2025-06-02 16:05:35] [INFO ] Input system was already deterministic with 1658 transitions.
Support contains 6 out of 634 places (down from 7) after GAL structural reductions.
RANDOM walk for 40099 steps (8 resets) in 1971 ms. (20 steps per ms) remains 4/5 properties
BEST_FIRST walk for 40004 steps (16 resets) in 314 ms. (126 steps per ms) remains 3/4 properties
BEST_FIRST walk for 40004 steps (20 resets) in 233 ms. (170 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (24 resets) in 172 ms. (231 steps per ms) remains 2/3 properties
[2025-06-02 16:05:36] [INFO ] Flow matrix only has 1109 transitions (discarded 549 similar events)
[2025-06-02 16:05:36] [INFO ] Invariant cache hit.
[2025-06-02 16:05:36] [INFO ] State equation strengthened by 274 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, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 553/564 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/564 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/564 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 9/573 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/573 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/573 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 942/1515 variables, 474/488 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1515 variables, 273/761 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1515 variables, 0/761 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 62/1577 variables, 1/762 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1577 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 149/1726 variables, 138/900 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1726 variables, 0/900 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 12/1738 variables, 6/906 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1738 variables, 0/906 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 5/1743 variables, 4/910 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1743 variables, 0/910 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 0/1743 variables, 0/910 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1743/1743 variables, and 910 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1411 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 634/634 constraints, ReadFeed: 274/274 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 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, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 553/564 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/564 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/564 variables, 2/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/564 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 9/573 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/573 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/573 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 942/1515 variables, 474/490 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1515 variables, 273/763 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1515 variables, 0/763 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 62/1577 variables, 1/764 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1577 variables, 0/764 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 149/1726 variables, 138/902 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1726 variables, 0/902 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 12/1738 variables, 6/908 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1738 variables, 0/908 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 5/1743 variables, 4/912 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1743 variables, 0/912 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 0/1743 variables, 0/912 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1743/1743 variables, and 912 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1939 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 634/634 constraints, ReadFeed: 274/274 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3392ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 223 ms.
Support contains 1 out of 634 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 634/634 places, 1658/1658 transitions.
Graph (complete) has 2756 edges and 634 vertex of which 442 are kept as prefixes of interest. Removing 192 places using SCC suffix rule.6 ms
Discarding 192 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 384 transitions
Reduce isomorphic transitions removed 384 transitions.
Iterating post reduction 0 with 384 rules applied. Total rules applied 385 place count 442 transition count 1274
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 388 place count 439 transition count 1264
Iterating global reduction 1 with 3 rules applied. Total rules applied 391 place count 439 transition count 1264
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 394 place count 436 transition count 1254
Iterating global reduction 1 with 3 rules applied. Total rules applied 397 place count 436 transition count 1254
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 400 place count 433 transition count 1248
Iterating global reduction 1 with 3 rules applied. Total rules applied 403 place count 433 transition count 1248
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 406 place count 430 transition count 1242
Iterating global reduction 1 with 3 rules applied. Total rules applied 409 place count 430 transition count 1242
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 412 place count 427 transition count 1236
Iterating global reduction 1 with 3 rules applied. Total rules applied 415 place count 427 transition count 1236
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 418 place count 424 transition count 1230
Iterating global reduction 1 with 3 rules applied. Total rules applied 421 place count 424 transition count 1230
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 424 place count 421 transition count 1222
Iterating global reduction 1 with 3 rules applied. Total rules applied 427 place count 421 transition count 1222
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 428 place count 420 transition count 1218
Iterating global reduction 1 with 1 rules applied. Total rules applied 429 place count 420 transition count 1218
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 430 place count 419 transition count 1216
Iterating global reduction 1 with 1 rules applied. Total rules applied 431 place count 419 transition count 1216
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 432 place count 418 transition count 1214
Iterating global reduction 1 with 1 rules applied. Total rules applied 433 place count 418 transition count 1214
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 434 place count 417 transition count 1212
Iterating global reduction 1 with 1 rules applied. Total rules applied 435 place count 417 transition count 1212
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 436 place count 416 transition count 1210
Iterating global reduction 1 with 1 rules applied. Total rules applied 437 place count 416 transition count 1210
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 438 place count 415 transition count 1208
Iterating global reduction 1 with 1 rules applied. Total rules applied 439 place count 415 transition count 1208
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 441 place count 415 transition count 1206
Applied a total of 441 rules in 506 ms. Remains 415 /634 variables (removed 219) and now considering 1206/1658 (removed 452) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 506 ms. Remains : 415/634 places, 1206/1658 transitions.
RANDOM walk for 40003 steps (8 resets) in 292 ms. (136 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 112 ms. (354 steps per ms) remains 1/2 properties
[2025-06-02 16:05:40] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
// Phase 1: matrix 680 rows 415 cols
[2025-06-02 16:05:40] [INFO ] Computed 3 invariants in 6 ms
[2025-06-02 16:05:40] [INFO ] State equation strengthened by 74 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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 344/355 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/355 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/358 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/358 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/358 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 594/952 variables, 330/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/952 variables, 73/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/952 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 62/1014 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1014 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 67/1081 variables, 65/484 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1081 variables, 0/484 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 8/1089 variables, 4/488 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1089 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/1095 variables, 4/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1095 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1095 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1095/1095 variables, and 492 constraints, problems are : Problem set: 0 solved, 1 unsolved in 595 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 415/415 constraints, ReadFeed: 74/74 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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 344/355 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/355 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/355 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 3/358 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/358 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/358 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 594/952 variables, 330/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/952 variables, 73/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/952 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 62/1014 variables, 1/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1014 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 67/1081 variables, 65/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1081 variables, 0/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 8/1089 variables, 4/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1089 variables, 0/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 6/1095 variables, 4/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1095 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1095 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1095/1095 variables, and 493 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1042 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 415/415 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1664ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 23 ms.
Support contains 1 out of 415 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 1206/1206 transitions.
Applied a total of 0 rules in 107 ms. Remains 415 /415 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 108 ms. Remains : 415/415 places, 1206/1206 transitions.
RANDOM walk for 40002 steps (8 resets) in 340 ms. (117 steps per ms) remains 1/1 properties
BEST_FIRST walk for 36327 steps (7 resets) in 87 ms. (412 steps per ms) remains 0/1 properties
Computed a total of 192 stabilizing places and 512 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 634 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 634/634 places, 1658/1658 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 631 transition count 1648
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 631 transition count 1648
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 9 place count 628 transition count 1638
Iterating global reduction 0 with 3 rules applied. Total rules applied 12 place count 628 transition count 1638
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 15 place count 625 transition count 1632
Iterating global reduction 0 with 3 rules applied. Total rules applied 18 place count 625 transition count 1632
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 21 place count 622 transition count 1626
Iterating global reduction 0 with 3 rules applied. Total rules applied 24 place count 622 transition count 1626
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 27 place count 619 transition count 1620
Iterating global reduction 0 with 3 rules applied. Total rules applied 30 place count 619 transition count 1620
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 33 place count 616 transition count 1614
Iterating global reduction 0 with 3 rules applied. Total rules applied 36 place count 616 transition count 1614
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 39 place count 613 transition count 1606
Iterating global reduction 0 with 3 rules applied. Total rules applied 42 place count 613 transition count 1606
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 43 place count 612 transition count 1602
Iterating global reduction 0 with 1 rules applied. Total rules applied 44 place count 612 transition count 1602
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 45 place count 611 transition count 1600
Iterating global reduction 0 with 1 rules applied. Total rules applied 46 place count 611 transition count 1600
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 47 place count 610 transition count 1598
Iterating global reduction 0 with 1 rules applied. Total rules applied 48 place count 610 transition count 1598
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 49 place count 609 transition count 1596
Iterating global reduction 0 with 1 rules applied. Total rules applied 50 place count 609 transition count 1596
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 51 place count 608 transition count 1594
Iterating global reduction 0 with 1 rules applied. Total rules applied 52 place count 608 transition count 1594
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 53 place count 607 transition count 1592
Iterating global reduction 0 with 1 rules applied. Total rules applied 54 place count 607 transition count 1592
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 607 transition count 1590
Applied a total of 56 rules in 688 ms. Remains 607 /634 variables (removed 27) and now considering 1590/1658 (removed 68) transitions.
[2025-06-02 16:05:43] [INFO ] Flow matrix only has 1062 transitions (discarded 528 similar events)
// Phase 1: matrix 1062 rows 607 cols
[2025-06-02 16:05:43] [INFO ] Computed 2 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:05:44] [INFO ] Implicit Places using invariants in 788 ms returned []
[2025-06-02 16:05:44] [INFO ] Flow matrix only has 1062 transitions (discarded 528 similar events)
[2025-06-02 16:05:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:05:44] [INFO ] State equation strengthened by 264 read => feed constraints.
[2025-06-02 16:05:49] [INFO ] Implicit Places using invariants and state equation in 5795 ms returned []
Implicit Place search using SMT with State Equation took 6588 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 16:05:50] [INFO ] Redundant transitions in 135 ms returned []
Running 1588 sub problems to find dead transitions.
[2025-06-02 16:05:50] [INFO ] Flow matrix only has 1062 transitions (discarded 528 similar events)
[2025-06-02 16:05:50] [INFO ] Invariant cache hit.
[2025-06-02 16:05:50] [INFO ] State equation strengthened by 264 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/607 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/607 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 607/1669 variables, and 2 constraints, problems are : Problem set: 0 solved, 1588 unsolved in 30072 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/607 constraints, ReadFeed: 0/264 constraints, PredecessorRefiner: 1588/1588 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1588 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/607 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/607 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 607/1669 variables, and 2 constraints, problems are : Problem set: 0 solved, 1588 unsolved in 30059 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/607 constraints, ReadFeed: 0/264 constraints, PredecessorRefiner: 0/1588 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63925ms problems are : Problem set: 0 solved, 1588 unsolved
Search for dead transitions found 0 dead transitions in 63937ms
Starting structural reductions in SI_LTL mode, iteration 1 : 607/634 places, 1590/1658 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 71369 ms. Remains : 607/634 places, 1590/1658 transitions.
Stuttering acceptance computed with spot in 361 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-c064-LTLCardinality-02
Product exploration explored 100000 steps with 767 reset in 1431 ms.
Product exploration explored 100000 steps with 754 reset in 1176 ms.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 85 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40102 steps (8 resets) in 361 ms. (110 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (16 resets) in 119 ms. (333 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 309122 steps, run timeout after 3001 ms. (steps per millisecond=103 ) properties seen :0 out of 1
Probabilistic random walk after 309122 steps, saw 200651 distinct states, run finished after 3007 ms. (steps per millisecond=102 ) properties seen :0
[2025-06-02 16:07:00] [INFO ] Flow matrix only has 1062 transitions (discarded 528 similar events)
[2025-06-02 16:07:00] [INFO ] Invariant cache hit.
[2025-06-02 16:07:00] [INFO ] State equation strengthened by 264 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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 534/545 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/545 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/545 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/548 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/548 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/548 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 914/1462 variables, 458/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1462 variables, 263/735 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1462 variables, 0/735 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 62/1524 variables, 1/736 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1524 variables, 0/736 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 131/1655 variables, 129/865 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1655 variables, 0/865 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 8/1663 variables, 4/869 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1663 variables, 0/869 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 6/1669 variables, 4/873 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1669 variables, 0/873 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1669 variables, 0/873 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1669/1669 variables, and 873 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1004 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 607/607 constraints, ReadFeed: 264/264 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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 534/545 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/545 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/545 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/545 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/548 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/548 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/548 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 914/1462 variables, 458/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1462 variables, 263/736 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1462 variables, 0/736 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 62/1524 variables, 1/737 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1524 variables, 0/737 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 131/1655 variables, 129/866 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1655 variables, 0/866 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 8/1663 variables, 4/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1663 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/1669 variables, 4/874 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1669 variables, 0/874 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1669 variables, 0/874 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1669/1669 variables, and 874 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1312 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 607/607 constraints, ReadFeed: 264/264 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2338ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 29 ms.
Support contains 1 out of 607 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 607/607 places, 1590/1590 transitions.
Graph (complete) has 2655 edges and 607 vertex of which 415 are kept as prefixes of interest. Removing 192 places using SCC suffix rule.5 ms
Discarding 192 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 384 transitions
Reduce isomorphic transitions removed 384 transitions.
Iterating post reduction 0 with 384 rules applied. Total rules applied 385 place count 415 transition count 1206
Applied a total of 385 rules in 69 ms. Remains 415 /607 variables (removed 192) and now considering 1206/1590 (removed 384) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70 ms. Remains : 415/607 places, 1206/1590 transitions.
RANDOM walk for 40004 steps (8 resets) in 311 ms. (128 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 83 ms. (476 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 385345 steps, run timeout after 3001 ms. (steps per millisecond=128 ) properties seen :0 out of 1
Probabilistic random walk after 385345 steps, saw 236296 distinct states, run finished after 3001 ms. (steps per millisecond=128 ) properties seen :0
[2025-06-02 16:07:05] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
// Phase 1: matrix 680 rows 415 cols
[2025-06-02 16:07:05] [INFO ] Computed 3 invariants in 9 ms
[2025-06-02 16:07:05] [INFO ] State equation strengthened by 74 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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 344/355 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/355 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/358 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/358 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/358 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 594/952 variables, 330/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/952 variables, 73/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/952 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 62/1014 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1014 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 67/1081 variables, 65/484 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1081 variables, 0/484 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 8/1089 variables, 4/488 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1089 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/1095 variables, 4/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1095 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1095 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1095/1095 variables, and 492 constraints, problems are : Problem set: 0 solved, 1 unsolved in 641 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 415/415 constraints, ReadFeed: 74/74 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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 344/355 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/355 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/355 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 3/358 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/358 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/358 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 594/952 variables, 330/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/952 variables, 73/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/952 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 62/1014 variables, 1/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1014 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 67/1081 variables, 65/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1081 variables, 0/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 8/1089 variables, 4/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1089 variables, 0/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 6/1095 variables, 4/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1095 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1095 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1095/1095 variables, and 493 constraints, problems are : Problem set: 0 solved, 1 unsolved in 843 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 415/415 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1509ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 22 ms.
Support contains 1 out of 415 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 1206/1206 transitions.
Applied a total of 0 rules in 99 ms. Remains 415 /415 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 101 ms. Remains : 415/415 places, 1206/1206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 1206/1206 transitions.
Applied a total of 0 rules in 95 ms. Remains 415 /415 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
[2025-06-02 16:07:07] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2025-06-02 16:07:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:07:08] [INFO ] Implicit Places using invariants in 551 ms returned []
[2025-06-02 16:07:08] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2025-06-02 16:07:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:07:08] [INFO ] State equation strengthened by 74 read => feed constraints.
[2025-06-02 16:07:10] [INFO ] Implicit Places using invariants and state equation in 2707 ms returned []
Implicit Place search using SMT with State Equation took 3261 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 16:07:10] [INFO ] Redundant transitions in 73 ms returned []
Running 1204 sub problems to find dead transitions.
[2025-06-02 16:07:10] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2025-06-02 16:07:10] [INFO ] Invariant cache hit.
[2025-06-02 16:07:10] [INFO ] State equation strengthened by 74 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/415 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 16:07:41] [INFO ] Deduced a trap composed of 131 places in 269 ms of which 18 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 415/1095 variables, and 4 constraints, problems are : Problem set: 0 solved, 1204 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/415 constraints, ReadFeed: 0/74 constraints, PredecessorRefiner: 1204/1204 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1204 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/415 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/415 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 415/1095 variables, and 4 constraints, problems are : Problem set: 0 solved, 1204 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/415 constraints, ReadFeed: 0/74 constraints, PredecessorRefiner: 0/1204 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62292ms problems are : Problem set: 0 solved, 1204 unsolved
Search for dead transitions found 0 dead transitions in 62299ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65739 ms. Remains : 415/415 places, 1206/1206 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 526 transitions
Reduce isomorphic transitions removed 526 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 536 rules applied. Total rules applied 536 place count 415 transition count 670
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 546 place count 405 transition count 670
Performed 67 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 67 Pre rules applied. Total rules applied 546 place count 405 transition count 603
Deduced a syphon composed of 67 places in 1 ms
Reduce places removed 67 places and 0 transitions.
Iterating global reduction 2 with 134 rules applied. Total rules applied 680 place count 338 transition count 603
Performed 129 Post agglomeration using F-continuation condition.Transition count delta: 129
Deduced a syphon composed of 129 places in 1 ms
Reduce places removed 129 places and 0 transitions.
Iterating global reduction 2 with 258 rules applied. Total rules applied 938 place count 209 transition count 474
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1002 place count 145 transition count 346
Iterating global reduction 2 with 64 rules applied. Total rules applied 1066 place count 145 transition count 346
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1067 place count 145 transition count 345
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 1067 place count 145 transition count 344
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 1069 place count 144 transition count 344
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1132 place count 81 transition count 218
Iterating global reduction 3 with 63 rules applied. Total rules applied 1195 place count 81 transition count 218
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1258 place count 18 transition count 92
Iterating global reduction 3 with 63 rules applied. Total rules applied 1321 place count 18 transition count 92
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1384 place count 18 transition count 29
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1384 place count 18 transition count 28
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1386 place count 17 transition count 28
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 4 with 3 rules applied. Total rules applied 1389 place count 17 transition count 25
Applied a total of 1389 rules in 235 ms. Remains 17 /415 variables (removed 398) and now considering 25/1206 (removed 1181) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 25 rows 17 cols
[2025-06-02 16:08:13] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 16:08:13] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-02 16:08:13] [INFO ] After 18ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2025-06-02 16:08:13] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-02 16:08:13] [INFO ] After 15ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-02 16:08:13] [INFO ] After 85ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 16:08:13] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-02 16:08:13] [INFO ] After 16ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-02 16:08:13] [INFO ] After 4ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-02 16:08:13] [INFO ] After 14ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-02 16:08:13] [INFO ] After 72ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 408 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 113 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 105 ms :[(NOT p0), (NOT p0)]
Support contains 1 out of 607 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 607/607 places, 1590/1590 transitions.
Applied a total of 0 rules in 161 ms. Remains 607 /607 variables (removed 0) and now considering 1590/1590 (removed 0) transitions.
[2025-06-02 16:08:14] [INFO ] Flow matrix only has 1062 transitions (discarded 528 similar events)
// Phase 1: matrix 1062 rows 607 cols
[2025-06-02 16:08:14] [INFO ] Computed 2 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:08:15] [INFO ] Implicit Places using invariants in 843 ms returned []
[2025-06-02 16:08:15] [INFO ] Flow matrix only has 1062 transitions (discarded 528 similar events)
[2025-06-02 16:08:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:08:15] [INFO ] State equation strengthened by 264 read => feed constraints.
[2025-06-02 16:08:20] [INFO ] Implicit Places using invariants and state equation in 5885 ms returned []
Implicit Place search using SMT with State Equation took 6734 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 16:08:21] [INFO ] Redundant transitions in 101 ms returned []
Running 1588 sub problems to find dead transitions.
[2025-06-02 16:08:21] [INFO ] Flow matrix only has 1062 transitions (discarded 528 similar events)
[2025-06-02 16:08:21] [INFO ] Invariant cache hit.
[2025-06-02 16:08:21] [INFO ] State equation strengthened by 264 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/607 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/607 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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(s375 1.0)
(s376 1.0)
(s377 timeout
1.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 607/1669 variables, and 2 constraints, problems are : Problem set: 0 solved, 1588 unsolved in 30055 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/607 constraints, ReadFeed: 0/264 constraints, PredecessorRefiner: 1588/1588 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1588 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/607 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/607 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1)
(s1 1)
(s2 1)
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(s134 0)
(s135 1)
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(s137 1)
(s138 0)
(s139 1)
(s140 0)
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(s142 0)
(s143 1)
(s144 0)
(s145 0)
(s146 0)
(s147 1)
(s148 0)
(s149 1)
(s150 1)
(s151 1)
(s152 1)
(s153 0)
(s154 0)
(s155 1)
(s156 0)
(s157 0)
(s158 1)
(s159 1)
(s160 0)
(s161 1)
(s162 1)
(s163 1)
(s164 1)
(s165 1)
(s166 1)
(s167 1)
(s168 1)
(s169 0)
(s170 0)
(s171 1)
(s172 1)
(s173 0)
(s174 0)
(s175 1)
(s176 1)
(s177 1)
(s178 1)
(s179 1)
(s180 0)
(s181 1)
(s182 1)
(s183 1)
(s184 1)
(s185 1)
(s186 1)
(s187 1)
(s188 0)
(s189 1)
(s190 1)
(s191 1)
(s192 1)
(s193 1)
(s194 1)
(s195 1)
(s196 0)
(s197 1)
(s198 1)
(s199 1)
(s200 1)
(s201 1)
(s202 1)
(s203 1)
(s204 1)
(s205 1)
(s206 1)
(s207 1)
(s208 1)
(s209 1)
(s210 1)
(s211 1)
(s212 1)
(s213 1)
(s214 1)
(s215 1)
(s216 1)
(s217 1)
(s218 1)
(s219 1)
(s220 1)
(s221 1)
(s222 1)
(s223 1)
(s224 1)
(s225 1)
(s226 1)
(s227 1)
(s228 1)
(s229 1)
(s230 1)
(s231 1)
(s232 1)
(s233 1)
(s234 1)
(s235 1)
(s236 1)
(s237 1)
(s238 1)
(s239 1)
(s240 1)
(s241 1)
(s242 1)
(s243 1)
(s244 1)
(s245 1)
(s246 1)
(s247 1)
(s248 1)
(s249 1)
(s250 1)
(s251 1)
(s252 1)
(s253 1)
(s254 1)
(s255 1)
(s256 1)
(s257 1)
(s258 1)
(s259 1)
(s260 1)
(s261 1)
(s262 1)
(s263 1)
(s264 1)
(s265 1)
(s266 1)
(s267 1)
(s268 1)
(s269 1)
(s270 1)
(s271 1)
(s272 1)
(s273 1)
(s274 1)
(s275 1)
(s276 1)
(s277 1)
(s278 1)
(s279 1)
(s280 1)
(s281 1)
(s282 1)
(s283 1)
(s284 1)
(s285 1)
(s286 1)
(s287 1)
(s288 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 607/1669 variables, and 2 constraints, problems are : Problem set: 0 solved, 1588 unsolved in 30055 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/607 constraints, ReadFeed: 0/264 constraints, PredecessorRefiner: 0/1588 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63907ms problems are : Problem set: 0 solved, 1588 unsolved
Search for dead transitions found 0 dead transitions in 63915ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 70932 ms. Remains : 607/607 places, 1590/1590 transitions.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 115 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 123 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40070 steps (8 resets) in 170 ms. (234 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (18 resets) in 58 ms. (678 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 332848 steps, run timeout after 3001 ms. (steps per millisecond=110 ) properties seen :0 out of 1
Probabilistic random walk after 332848 steps, saw 216050 distinct states, run finished after 3001 ms. (steps per millisecond=110 ) properties seen :0
[2025-06-02 16:09:28] [INFO ] Flow matrix only has 1062 transitions (discarded 528 similar events)
[2025-06-02 16:09:28] [INFO ] Invariant cache hit.
[2025-06-02 16:09:28] [INFO ] State equation strengthened by 264 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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 534/545 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/545 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/545 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/548 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/548 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/548 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 914/1462 variables, 458/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1462 variables, 263/735 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1462 variables, 0/735 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 62/1524 variables, 1/736 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1524 variables, 0/736 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 131/1655 variables, 129/865 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1655 variables, 0/865 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 8/1663 variables, 4/869 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1663 variables, 0/869 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 6/1669 variables, 4/873 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1669 variables, 0/873 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1669 variables, 0/873 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1669/1669 variables, and 873 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1007 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 607/607 constraints, ReadFeed: 264/264 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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 534/545 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/545 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/545 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/545 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/548 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/548 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/548 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 914/1462 variables, 458/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1462 variables, 263/736 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1462 variables, 0/736 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 62/1524 variables, 1/737 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1524 variables, 0/737 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 131/1655 variables, 129/866 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1655 variables, 0/866 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 8/1663 variables, 4/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1663 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/1669 variables, 4/874 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1669 variables, 0/874 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1669 variables, 0/874 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1669/1669 variables, and 874 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1471 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 607/607 constraints, ReadFeed: 264/264 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2494ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 42 ms.
Support contains 1 out of 607 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 607/607 places, 1590/1590 transitions.
Graph (complete) has 2655 edges and 607 vertex of which 415 are kept as prefixes of interest. Removing 192 places using SCC suffix rule.1 ms
Discarding 192 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 384 transitions
Reduce isomorphic transitions removed 384 transitions.
Iterating post reduction 0 with 384 rules applied. Total rules applied 385 place count 415 transition count 1206
Applied a total of 385 rules in 105 ms. Remains 415 /607 variables (removed 192) and now considering 1206/1590 (removed 384) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 110 ms. Remains : 415/607 places, 1206/1590 transitions.
RANDOM walk for 40001 steps (8 resets) in 329 ms. (121 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 84 ms. (470 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 374522 steps, run timeout after 3001 ms. (steps per millisecond=124 ) properties seen :0 out of 1
Probabilistic random walk after 374522 steps, saw 229660 distinct states, run finished after 3001 ms. (steps per millisecond=124 ) properties seen :0
[2025-06-02 16:09:34] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
// Phase 1: matrix 680 rows 415 cols
[2025-06-02 16:09:34] [INFO ] Computed 3 invariants in 3 ms
[2025-06-02 16:09:34] [INFO ] State equation strengthened by 74 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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 344/355 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/355 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/358 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/358 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/358 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 594/952 variables, 330/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/952 variables, 73/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/952 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 62/1014 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1014 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 67/1081 variables, 65/484 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1081 variables, 0/484 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 8/1089 variables, 4/488 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1089 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/1095 variables, 4/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1095 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1095 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1095/1095 variables, and 492 constraints, problems are : Problem set: 0 solved, 1 unsolved in 657 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 415/415 constraints, ReadFeed: 74/74 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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 344/355 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/355 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/355 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 3/358 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/358 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/358 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 594/952 variables, 330/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/952 variables, 73/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/952 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 62/1014 variables, 1/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1014 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 67/1081 variables, 65/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1081 variables, 0/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 8/1089 variables, 4/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1089 variables, 0/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 6/1095 variables, 4/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1095 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1095 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1095/1095 variables, and 493 constraints, problems are : Problem set: 0 solved, 1 unsolved in 955 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 415/415 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1626ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 14 ms.
Support contains 1 out of 415 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 1206/1206 transitions.
Applied a total of 0 rules in 56 ms. Remains 415 /415 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57 ms. Remains : 415/415 places, 1206/1206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 1206/1206 transitions.
Applied a total of 0 rules in 58 ms. Remains 415 /415 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
[2025-06-02 16:09:35] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2025-06-02 16:09:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:09:36] [INFO ] Implicit Places using invariants in 779 ms returned []
[2025-06-02 16:09:36] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2025-06-02 16:09:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:09:37] [INFO ] State equation strengthened by 74 read => feed constraints.
[2025-06-02 16:09:39] [INFO ] Implicit Places using invariants and state equation in 3281 ms returned []
Implicit Place search using SMT with State Equation took 4065 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 16:09:39] [INFO ] Redundant transitions in 38 ms returned []
Running 1204 sub problems to find dead transitions.
[2025-06-02 16:09:39] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2025-06-02 16:09:39] [INFO ] Invariant cache hit.
[2025-06-02 16:09:39] [INFO ] State equation strengthened by 74 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/415 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 16:10:09] [INFO ] Deduced a trap composed of 131 places in 221 ms of which 6 ms to minimize.
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 415/1095 variables, and 4 constraints, problems are : Problem set: 0 solved, 1204 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/415 constraints, ReadFeed: 0/74 constraints, PredecessorRefiner: 1204/1204 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1204 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/415 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/415 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 415/1095 variables, and 4 constraints, problems are : Problem set: 0 solved, 1204 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/415 constraints, ReadFeed: 0/74 constraints, PredecessorRefiner: 0/1204 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62359ms problems are : Problem set: 0 solved, 1204 unsolved
Search for dead transitions found 0 dead transitions in 62366ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66537 ms. Remains : 415/415 places, 1206/1206 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 526 transitions
Reduce isomorphic transitions removed 526 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 536 rules applied. Total rules applied 536 place count 415 transition count 670
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 546 place count 405 transition count 670
Performed 67 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 67 Pre rules applied. Total rules applied 546 place count 405 transition count 603
Deduced a syphon composed of 67 places in 0 ms
Reduce places removed 67 places and 0 transitions.
Iterating global reduction 2 with 134 rules applied. Total rules applied 680 place count 338 transition count 603
Performed 129 Post agglomeration using F-continuation condition.Transition count delta: 129
Deduced a syphon composed of 129 places in 0 ms
Reduce places removed 129 places and 0 transitions.
Iterating global reduction 2 with 258 rules applied. Total rules applied 938 place count 209 transition count 474
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1002 place count 145 transition count 346
Iterating global reduction 2 with 64 rules applied. Total rules applied 1066 place count 145 transition count 346
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1067 place count 145 transition count 345
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 1067 place count 145 transition count 344
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 1069 place count 144 transition count 344
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1132 place count 81 transition count 218
Iterating global reduction 3 with 63 rules applied. Total rules applied 1195 place count 81 transition count 218
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1258 place count 18 transition count 92
Iterating global reduction 3 with 63 rules applied. Total rules applied 1321 place count 18 transition count 92
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1384 place count 18 transition count 29
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1384 place count 18 transition count 28
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1386 place count 17 transition count 28
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 4 with 3 rules applied. Total rules applied 1389 place count 17 transition count 25
Applied a total of 1389 rules in 52 ms. Remains 17 /415 variables (removed 398) and now considering 25/1206 (removed 1181) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 25 rows 17 cols
[2025-06-02 16:10:42] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 16:10:42] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-02 16:10:42] [INFO ] After 18ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2025-06-02 16:10:42] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-02 16:10:42] [INFO ] After 6ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-02 16:10:42] [INFO ] After 63ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 16:10:42] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-02 16:10:42] [INFO ] After 17ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-02 16:10:42] [INFO ] After 4ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-02 16:10:42] [INFO ] After 10ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-02 16:10:42] [INFO ] After 70ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 194 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 121 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 105 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 101 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 763 reset in 838 ms.
Product exploration explored 100000 steps with 735 reset in 869 ms.
Built C files in :
/tmp/ltsmin16001919028870355329
[2025-06-02 16:10:44] [INFO ] Too many transitions (1590) to apply POR reductions. Disabling POR matrices.
[2025-06-02 16:10:44] [INFO ] Built C files in 80ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16001919028870355329
Running compilation step : cd /tmp/ltsmin16001919028870355329;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin16001919028870355329;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin16001919028870355329;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 1 out of 607 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 607/607 places, 1590/1590 transitions.
Applied a total of 0 rules in 93 ms. Remains 607 /607 variables (removed 0) and now considering 1590/1590 (removed 0) transitions.
[2025-06-02 16:10:47] [INFO ] Flow matrix only has 1062 transitions (discarded 528 similar events)
// Phase 1: matrix 1062 rows 607 cols
[2025-06-02 16:10:47] [INFO ] Computed 2 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:10:48] [INFO ] Implicit Places using invariants in 870 ms returned []
[2025-06-02 16:10:48] [INFO ] Flow matrix only has 1062 transitions (discarded 528 similar events)
[2025-06-02 16:10:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:10:49] [INFO ] State equation strengthened by 264 read => feed constraints.
[2025-06-02 16:10:54] [INFO ] Implicit Places using invariants and state equation in 5497 ms returned []
Implicit Place search using SMT with State Equation took 6370 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 16:10:54] [INFO ] Redundant transitions in 49 ms returned []
Running 1588 sub problems to find dead transitions.
[2025-06-02 16:10:54] [INFO ] Flow matrix only has 1062 transitions (discarded 528 similar events)
[2025-06-02 16:10:54] [INFO ] Invariant cache hit.
[2025-06-02 16:10:54] [INFO ] State equation strengthened by 264 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/607 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/607 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 607/1669 variables, and 2 constraints, problems are : Problem set: 0 solved, 1588 unsolved in 30058 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/607 constraints, ReadFeed: 0/264 constraints, PredecessorRefiner: 1588/1588 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1588 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/607 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/607 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 607/1669 variables, and 2 constraints, problems are : Problem set: 0 solved, 1588 unsolved in 30052 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/607 constraints, ReadFeed: 0/264 constraints, PredecessorRefiner: 0/1588 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63598ms problems are : Problem set: 0 solved, 1588 unsolved
Search for dead transitions found 0 dead transitions in 63601ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 70124 ms. Remains : 607/607 places, 1590/1590 transitions.
Built C files in :
/tmp/ltsmin9217495809472455544
[2025-06-02 16:11:57] [INFO ] Too many transitions (1590) to apply POR reductions. Disabling POR matrices.
[2025-06-02 16:11:58] [INFO ] Built C files in 44ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9217495809472455544
Running compilation step : cd /tmp/ltsmin9217495809472455544;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin9217495809472455544;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin9217495809472455544;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-02 16:12:01] [INFO ] Flatten gal took : 115 ms
[2025-06-02 16:12:01] [INFO ] Flatten gal took : 114 ms
[2025-06-02 16:12:01] [INFO ] Time to serialize gal into /tmp/LTL4639516357024491382.gal : 30 ms
[2025-06-02 16:12:01] [INFO ] Time to serialize properties into /tmp/LTL2375755407291807802.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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL4639516357024491382.gal' '-t' 'CGAL' '-hoa' '/tmp/aut1237172893560521247.hoa' '-atoms' '/tmp/LTL2375755407291807802.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Loading property file /tmp/LTL2375755407291807802.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut1237172893560521247.hoa
Detected timeout of ITS tools.
[2025-06-02 16:12:16] [INFO ] Flatten gal took : 86 ms
[2025-06-02 16:12:16] [INFO ] Flatten gal took : 89 ms
[2025-06-02 16:12:16] [INFO ] Time to serialize gal into /tmp/LTL1541799791743980752.gal : 19 ms
[2025-06-02 16:12:16] [INFO ] Time to serialize properties into /tmp/LTL6197582837932106611.ltl : 3 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL1541799791743980752.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL6197582837932106611.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !((G(F("(l1155<3)"))))
Formula 0 simplified : FG!"(l1155<3)"
Detected timeout of ITS tools.
[2025-06-02 16:12:31] [INFO ] Flatten gal took : 57 ms
[2025-06-02 16:12:31] [INFO ] Applying decomposition
[2025-06-02 16:12:31] [INFO ] Flatten gal took : 56 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/graph5891911790815348021.txt' '-o' '/tmp/graph5891911790815348021.bin' '-w' '/tmp/graph5891911790815348021.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph5891911790815348021.bin' '-l' '-1' '-v' '-w' '/tmp/graph5891911790815348021.weights' '-q' '0' '-e' '0.001'
[2025-06-02 16:12:32] [INFO ] Decomposing Gal with order
[2025-06-02 16:12:32] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 16:12:32] [INFO ] Removed a total of 2628 redundant transitions.
[2025-06-02 16:12:32] [INFO ] Flatten gal took : 270 ms
[2025-06-02 16:12:33] [INFO ] Fuse similar labels procedure discarded/fused a total of 1065 labels/synchronizations in 151 ms.
[2025-06-02 16:12:33] [INFO ] Time to serialize gal into /tmp/LTL6610234137826886814.gal : 24 ms
[2025-06-02 16:12:33] [INFO ] Time to serialize properties into /tmp/LTL7087168750301253253.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL6610234137826886814.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL7087168750301253253.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((G(F("(i1.u148.l1155<3)"))))
Formula 0 simplified : FG!"(i1.u148.l1155<3)"
Detected timeout of ITS tools.
Treatment of property FunctionPointer-PT-c064-LTLCardinality-02 finished in 425592 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 634 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 634/634 places, 1658/1658 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 631 transition count 1650
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 631 transition count 1650
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 8 place count 631 transition count 1648
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 11 place count 628 transition count 1640
Iterating global reduction 1 with 3 rules applied. Total rules applied 14 place count 628 transition count 1640
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 16 place count 626 transition count 1636
Iterating global reduction 1 with 2 rules applied. Total rules applied 18 place count 626 transition count 1636
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 20 place count 624 transition count 1632
Iterating global reduction 1 with 2 rules applied. Total rules applied 22 place count 624 transition count 1632
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 24 place count 622 transition count 1628
Iterating global reduction 1 with 2 rules applied. Total rules applied 26 place count 622 transition count 1628
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 28 place count 620 transition count 1624
Iterating global reduction 1 with 2 rules applied. Total rules applied 30 place count 620 transition count 1624
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 32 place count 618 transition count 1618
Iterating global reduction 1 with 2 rules applied. Total rules applied 34 place count 618 transition count 1618
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 35 place count 617 transition count 1614
Iterating global reduction 1 with 1 rules applied. Total rules applied 36 place count 617 transition count 1614
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 37 place count 616 transition count 1612
Iterating global reduction 1 with 1 rules applied. Total rules applied 38 place count 616 transition count 1612
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 39 place count 615 transition count 1610
Iterating global reduction 1 with 1 rules applied. Total rules applied 40 place count 615 transition count 1610
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 41 place count 614 transition count 1608
Iterating global reduction 1 with 1 rules applied. Total rules applied 42 place count 614 transition count 1608
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 43 place count 613 transition count 1606
Iterating global reduction 1 with 1 rules applied. Total rules applied 44 place count 613 transition count 1606
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 45 place count 612 transition count 1604
Iterating global reduction 1 with 1 rules applied. Total rules applied 46 place count 612 transition count 1604
Applied a total of 46 rules in 248 ms. Remains 612 /634 variables (removed 22) and now considering 1604/1658 (removed 54) transitions.
[2025-06-02 16:12:48] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
// Phase 1: matrix 1071 rows 612 cols
[2025-06-02 16:12:48] [INFO ] Computed 2 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:12:49] [INFO ] Implicit Places using invariants in 829 ms returned []
[2025-06-02 16:12:49] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2025-06-02 16:12:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:12:49] [INFO ] State equation strengthened by 265 read => feed constraints.
[2025-06-02 16:12:53] [INFO ] Implicit Places using invariants and state equation in 4430 ms returned []
Implicit Place search using SMT with State Equation took 5262 ms to find 0 implicit places.
Running 1602 sub problems to find dead transitions.
[2025-06-02 16:12:53] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2025-06-02 16:12:53] [INFO ] Invariant cache hit.
[2025-06-02 16:12:53] [INFO ] State equation strengthened by 265 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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) 0/612 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
SMT process timed out in 33192ms, After SMT, problems are : Problem set: 0 solved, 1602 unsolved
Search for dead transitions found 0 dead transitions in 33197ms
Starting structural reductions in LTL mode, iteration 1 : 612/634 places, 1604/1658 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 38713 ms. Remains : 612/634 places, 1604/1658 transitions.
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-c064-LTLCardinality-03
Product exploration explored 100000 steps with 50000 reset in 1044 ms.
Product exploration explored 100000 steps with 50000 reset in 901 ms.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 13 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FunctionPointer-PT-c064-LTLCardinality-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FunctionPointer-PT-c064-LTLCardinality-03 finished in 40805 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(G(p0)) U G(p0))))'
Support contains 1 out of 634 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 634/634 places, 1658/1658 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 631 transition count 1648
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 631 transition count 1648
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 9 place count 628 transition count 1638
Iterating global reduction 0 with 3 rules applied. Total rules applied 12 place count 628 transition count 1638
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 15 place count 625 transition count 1632
Iterating global reduction 0 with 3 rules applied. Total rules applied 18 place count 625 transition count 1632
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 21 place count 622 transition count 1626
Iterating global reduction 0 with 3 rules applied. Total rules applied 24 place count 622 transition count 1626
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 27 place count 619 transition count 1620
Iterating global reduction 0 with 3 rules applied. Total rules applied 30 place count 619 transition count 1620
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 33 place count 616 transition count 1614
Iterating global reduction 0 with 3 rules applied. Total rules applied 36 place count 616 transition count 1614
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 39 place count 613 transition count 1606
Iterating global reduction 0 with 3 rules applied. Total rules applied 42 place count 613 transition count 1606
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 43 place count 612 transition count 1602
Iterating global reduction 0 with 1 rules applied. Total rules applied 44 place count 612 transition count 1602
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 45 place count 611 transition count 1600
Iterating global reduction 0 with 1 rules applied. Total rules applied 46 place count 611 transition count 1600
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 47 place count 610 transition count 1598
Iterating global reduction 0 with 1 rules applied. Total rules applied 48 place count 610 transition count 1598
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 49 place count 609 transition count 1596
Iterating global reduction 0 with 1 rules applied. Total rules applied 50 place count 609 transition count 1596
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 51 place count 608 transition count 1594
Iterating global reduction 0 with 1 rules applied. Total rules applied 52 place count 608 transition count 1594
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 53 place count 607 transition count 1592
Iterating global reduction 0 with 1 rules applied. Total rules applied 54 place count 607 transition count 1592
Applied a total of 54 rules in 262 ms. Remains 607 /634 variables (removed 27) and now considering 1592/1658 (removed 66) transitions.
[2025-06-02 16:13:29] [INFO ] Flow matrix only has 1063 transitions (discarded 529 similar events)
// Phase 1: matrix 1063 rows 607 cols
[2025-06-02 16:13:29] [INFO ] Computed 2 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:13:30] [INFO ] Implicit Places using invariants in 1039 ms returned []
[2025-06-02 16:13:30] [INFO ] Flow matrix only has 1063 transitions (discarded 529 similar events)
[2025-06-02 16:13:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:13:30] [INFO ] State equation strengthened by 264 read => feed constraints.
[2025-06-02 16:13:35] [INFO ] Implicit Places using invariants and state equation in 5589 ms returned []
Implicit Place search using SMT with State Equation took 6635 ms to find 0 implicit places.
Running 1590 sub problems to find dead transitions.
[2025-06-02 16:13:35] [INFO ] Flow matrix only has 1063 transitions (discarded 529 similar events)
[2025-06-02 16:13:35] [INFO ] Invariant cache hit.
[2025-06-02 16:13:35] [INFO ] State equation strengthened by 264 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/607 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1590 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/607 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1590 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 607/1670 variables, and 2 constraints, problems are : Problem set: 0 solved, 1590 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/607 constraints, ReadFeed: 0/264 constraints, PredecessorRefiner: 1590/1590 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1590 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/607 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1590 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/607 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1590 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 607/1670 variables, and 2 constraints, problems are : Problem set: 0 solved, 1590 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/607 constraints, ReadFeed: 0/264 constraints, PredecessorRefiner: 0/1590 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64310ms problems are : Problem set: 0 solved, 1590 unsolved
Search for dead transitions found 0 dead transitions in 64316ms
Starting structural reductions in LTL mode, iteration 1 : 607/634 places, 1592/1658 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 71219 ms. Remains : 607/634 places, 1592/1658 transitions.
Stuttering acceptance computed with spot in 136 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-c064-LTLCardinality-06
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA FunctionPointer-PT-c064-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-c064-LTLCardinality-06 finished in 71378 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X(G(p1))))'
Support contains 3 out of 634 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 634/634 places, 1658/1658 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 632 transition count 1652
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 632 transition count 1652
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 6 place count 632 transition count 1650
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 8 place count 630 transition count 1644
Iterating global reduction 1 with 2 rules applied. Total rules applied 10 place count 630 transition count 1644
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 11 place count 629 transition count 1642
Iterating global reduction 1 with 1 rules applied. Total rules applied 12 place count 629 transition count 1642
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 13 place count 628 transition count 1640
Iterating global reduction 1 with 1 rules applied. Total rules applied 14 place count 628 transition count 1640
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 15 place count 627 transition count 1638
Iterating global reduction 1 with 1 rules applied. Total rules applied 16 place count 627 transition count 1638
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 17 place count 626 transition count 1636
Iterating global reduction 1 with 1 rules applied. Total rules applied 18 place count 626 transition count 1636
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 19 place count 625 transition count 1634
Iterating global reduction 1 with 1 rules applied. Total rules applied 20 place count 625 transition count 1634
Applied a total of 20 rules in 157 ms. Remains 625 /634 variables (removed 9) and now considering 1634/1658 (removed 24) transitions.
[2025-06-02 16:14:40] [INFO ] Flow matrix only has 1091 transitions (discarded 543 similar events)
// Phase 1: matrix 1091 rows 625 cols
[2025-06-02 16:14:40] [INFO ] Computed 2 invariants in 8 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:14:41] [INFO ] Implicit Places using invariants in 989 ms returned []
[2025-06-02 16:14:41] [INFO ] Flow matrix only has 1091 transitions (discarded 543 similar events)
[2025-06-02 16:14:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:14:42] [INFO ] State equation strengthened by 269 read => feed constraints.
[2025-06-02 16:14:47] [INFO ] Implicit Places using invariants and state equation in 6208 ms returned []
Implicit Place search using SMT with State Equation took 7199 ms to find 0 implicit places.
Running 1632 sub problems to find dead transitions.
[2025-06-02 16:14:47] [INFO ] Flow matrix only has 1091 transitions (discarded 543 similar events)
[2025-06-02 16:14:47] [INFO ] Invariant cache hit.
[2025-06-02 16:14:47] [INFO ] State equation strengthened by 269 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/625 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1632 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/625 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1632 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 625/1716 variables, and 2 constraints, problems are : Problem set: 0 solved, 1632 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/625 constraints, ReadFeed: 0/269 constraints, PredecessorRefiner: 1632/1632 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1632 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/625 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1632 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/625 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1632 unsolved
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(s450 timeout
0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 625/1716 variables, and 2 constraints, problems are : Problem set: 0 solved, 1632 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/625 constraints, ReadFeed: 0/269 constraints, PredecessorRefiner: 0/1632 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64435ms problems are : Problem set: 0 solved, 1632 unsolved
Search for dead transitions found 0 dead transitions in 64439ms
Starting structural reductions in LTL mode, iteration 1 : 625/634 places, 1634/1658 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 71801 ms. Remains : 625/634 places, 1634/1658 transitions.
Stuttering acceptance computed with spot in 173 ms :[(NOT p1), true, (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : FunctionPointer-PT-c064-LTLCardinality-07
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-c064-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-c064-LTLCardinality-07 finished in 71996 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
[2025-06-02 16:15:53] [INFO ] Flatten gal took : 483 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin3279050464737198435
[2025-06-02 16:15:53] [INFO ] Too many transitions (1658) to apply POR reductions. Disabling POR matrices.
[2025-06-02 16:15:53] [INFO ] Built C files in 31ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3279050464737198435
Running compilation step : cd /tmp/ltsmin3279050464737198435;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2025-06-02 16:15:53] [INFO ] Applying decomposition
[2025-06-02 16:15:53] [INFO ] Flatten gal took : 204 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/graph10698427183622779359.txt' '-o' '/tmp/graph10698427183622779359.bin' '-w' '/tmp/graph10698427183622779359.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph10698427183622779359.bin' '-l' '-1' '-v' '-w' '/tmp/graph10698427183622779359.weights' '-q' '0' '-e' '0.001'
[2025-06-02 16:15:54] [INFO ] Decomposing Gal with order
[2025-06-02 16:15:54] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 16:15:54] [INFO ] Removed a total of 2759 redundant transitions.
[2025-06-02 16:15:54] [INFO ] Flatten gal took : 141 ms
[2025-06-02 16:15:54] [INFO ] Fuse similar labels procedure discarded/fused a total of 1252 labels/synchronizations in 94 ms.
[2025-06-02 16:15:54] [INFO ] Time to serialize gal into /tmp/LTLCardinality16704103008194875117.gal : 37 ms
[2025-06-02 16:15:54] [INFO ] Time to serialize properties into /tmp/LTLCardinality11534369350485520233.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLCardinality16704103008194875117.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality11534369350485520233.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...278
Read 1 LTL properties
Checking formula 0 : !((G(F("(i0.u139.l1155<3)"))))
Formula 0 simplified : FG!"(i0.u139.l1155<3)"
Compilation finished in 5350 ms.
Running link step : cd /tmp/ltsmin3279050464737198435;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 62 ms.
Running LTSmin : cd /tmp/ltsmin3279050464737198435;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--ltl' '[](<>((LTLAPp0==true)))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2025-06-02 16:39:45] [INFO ] Flatten gal took : 198 ms
[2025-06-02 16:39:45] [INFO ] Time to serialize gal into /tmp/LTLCardinality6585200077270233266.gal : 31 ms
[2025-06-02 16:39:45] [INFO ] Time to serialize properties into /tmp/LTLCardinality429118339566875754.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLCardinality6585200077270233266.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality429118339566875754.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...296
Read 1 LTL properties
Checking formula 0 : !((G(F("(l1155<3)"))))
Formula 0 simplified : FG!"(l1155<3)"
Detected timeout of ITS tools.
[2025-06-02 17:03:38] [INFO ] Flatten gal took : 159 ms
[2025-06-02 17:03:38] [INFO ] Input system was already deterministic with 1658 transitions.
[2025-06-02 17:03:38] [INFO ] Transformed 634 places.
[2025-06-02 17:03:38] [INFO ] Transformed 1658 transitions.
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/pinvar' '/home/mcc/execution/gspn'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/RGMEDD2' '/home/mcc/execution/gspn' '-META' '-varord-only'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
[2025-06-02 17:03:38] [INFO ] Time to serialize gal into /tmp/LTLCardinality10193935623809006273.gal : 30 ms
[2025-06-02 17:03:38] [INFO ] Time to serialize properties into /tmp/LTLCardinality11865107483072407248.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLCardinality10193935623809006273.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality11865107483072407248.ltl' '-c' '-stutter-deadlock' '--load-order' '/home/mcc/execution/model.ord' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...344
Read 1 LTL properties
Successfully loaded order from file /home/mcc/execution/model.ord
Checking formula 0 : !((G(F("(l1155<3)"))))
Formula 0 simplified : FG!"(l1155<3)"
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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 LTLCardinality -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="FunctionPointer-PT-c064"
export BK_EXAMINATION="LTLCardinality"
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 FunctionPointer-PT-c064, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r100-smll-174867007500155"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-c064.tgz
mv FunctionPointer-PT-c064 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.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 [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;