About the Execution of GreatSPN+red for BlocksWorld-PT-08
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 11277.907 | 3600000.00 | 10231879.00 | 4307.50 | FTFTTFFFTFFFFF?F | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2024-input.r601-tall-171774424000220.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool greatspnxred
Input is BlocksWorld-PT-08, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r601-tall-171774424000220
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 31M
-rw-r--r-- 1 mcc users 622K Jun 7 06:38 CTLCardinality.txt
-rw-r--r-- 1 mcc users 2.9M Jun 7 06:38 CTLCardinality.xml
-rw-r--r-- 1 mcc users 610K Jun 7 06:38 CTLFireability.txt
-rw-r--r-- 1 mcc users 3.3M Jun 7 06:38 CTLFireability.xml
-rw-r--r-- 1 mcc users 28K Jun 7 06:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 95K Jun 7 06:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 446K Jun 7 06:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 1.8M Jun 7 06:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 7 06:26 NewModel
-rw-r--r-- 1 mcc users 1.4M Jun 7 06:39 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 5.8M Jun 7 06:39 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.0M Jun 7 06:39 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 11M Jun 7 06:39 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 31K Jun 7 06:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 74K Jun 7 06:43 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Jun 7 06:26 equiv_col
-rw-r--r-- 1 mcc users 3 Jun 7 06:26 instance
-rw-r--r-- 1 mcc users 6 Jun 7 06:26 iscolored
-rw-r--r-- 1 mcc users 1.9M Jun 7 06:26 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME BlocksWorld-PT-08-LTLFireability-00
FORMULA_NAME BlocksWorld-PT-08-LTLFireability-01
FORMULA_NAME BlocksWorld-PT-08-LTLFireability-02
FORMULA_NAME BlocksWorld-PT-08-LTLFireability-03
FORMULA_NAME BlocksWorld-PT-08-LTLFireability-04
FORMULA_NAME BlocksWorld-PT-08-LTLFireability-05
FORMULA_NAME BlocksWorld-PT-08-LTLFireability-06
FORMULA_NAME BlocksWorld-PT-08-LTLFireability-07
FORMULA_NAME BlocksWorld-PT-08-LTLFireability-08
FORMULA_NAME BlocksWorld-PT-08-LTLFireability-09
FORMULA_NAME BlocksWorld-PT-08-LTLFireability-10
FORMULA_NAME BlocksWorld-PT-08-LTLFireability-11
FORMULA_NAME BlocksWorld-PT-08-LTLFireability-12
FORMULA_NAME BlocksWorld-PT-08-LTLFireability-13
FORMULA_NAME BlocksWorld-PT-08-LTLFireability-14
FORMULA_NAME BlocksWorld-PT-08-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1717764075150
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BlocksWorld-PT-08
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-06-07 12:41:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-07 12:41:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-07 12:41:16] [INFO ] Load time of PNML (sax parser for PT used): 236 ms
[2024-06-07 12:41:16] [INFO ] Transformed 1979 places.
[2024-06-07 12:41:16] [INFO ] Transformed 3785 transitions.
[2024-06-07 12:41:16] [INFO ] Found NUPN structural information;
[2024-06-07 12:41:16] [INFO ] Completing missing partition info from NUPN : creating a component with [pred_on_table_0, pred_arm_empty_0, pred_on_table_1, pred_on_table_2, pred_on_table_3, pred_on_table_4, pred_on_table_5, pred_on_table_6, pred_on_table_7, pred_on_table_8, pred_on_table_9, pred_on_table_10, pred_on_table_11, pred_on_table_12, pred_on_table_13, pred_on_table_14, pred_on_table_15, pred_on_table_16, pred_on_table_17, pred_on_table_18, pred_on_table_19, pred_on_table_20, pred_on_table_21, pred_on_table_22, pred_on_table_23, pred_on_table_24, pred_on_table_25, pred_on_table_26, pred_on_table_27, pred_on_table_28, pred_on_table_29, pred_on_table_30, pred_on_table_31, pred_on_table_32, pred_on_table_33, pred_on_table_34, pred_on_table_35, pred_on_table_36, pred_on_table_37, pred_on_table_38, pred_on_table_39, pred_on_table_40, pred_on_table_41, pred_on_table_42]
[2024-06-07 12:41:16] [INFO ] Parsed PT model containing 1979 places and 3785 transitions and 18910 arcs in 374 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 90 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 6 formulas.
FORMULA BlocksWorld-PT-08-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BlocksWorld-PT-08-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BlocksWorld-PT-08-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BlocksWorld-PT-08-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BlocksWorld-PT-08-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BlocksWorld-PT-08-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 1979 out of 1979 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1979/1979 places, 3785/3785 transitions.
Applied a total of 0 rules in 41 ms. Remains 1979 /1979 variables (removed 0) and now considering 3785/3785 (removed 0) transitions.
// Phase 1: matrix 3785 rows 1979 cols
[2024-06-07 12:41:17] [INFO ] Computed 87 invariants in 75 ms
[2024-06-07 12:41:18] [INFO ] Implicit Places using invariants in 844 ms returned []
[2024-06-07 12:41:18] [INFO ] Invariant cache hit.
[2024-06-07 12:41:20] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-06-07 12:41:20] [INFO ] Implicit Places using invariants and state equation in 2012 ms returned []
Implicit Place search using SMT with State Equation took 2890 ms to find 0 implicit places.
Running 3779 sub problems to find dead transitions.
[2024-06-07 12:41:20] [INFO ] Invariant cache hit.
[2024-06-07 12:41:20] [INFO ] State equation strengthened by 75 read => feed constraints.
Problem TDEAD1 is UNSAT
Problem TDEAD44 is UNSAT
Problem TDEAD130 is UNSAT
Problem TDEAD174 is UNSAT
Problem TDEAD218 is UNSAT
Problem TDEAD262 is UNSAT
Problem TDEAD306 is UNSAT
Problem TDEAD350 is UNSAT
Problem TDEAD394 is UNSAT
Problem TDEAD438 is UNSAT
Problem TDEAD482 is UNSAT
Problem TDEAD526 is UNSAT
Problem TDEAD570 is UNSAT
Problem TDEAD614 is UNSAT
Problem TDEAD658 is UNSAT
Problem TDEAD746 is UNSAT
Problem TDEAD790 is UNSAT
Problem TDEAD834 is UNSAT
Problem TDEAD878 is UNSAT
Problem TDEAD922 is UNSAT
Problem TDEAD966 is UNSAT
Problem TDEAD1010 is UNSAT
Problem TDEAD1054 is UNSAT
Problem TDEAD1142 is UNSAT
Problem TDEAD1186 is UNSAT
Problem TDEAD1230 is UNSAT
Problem TDEAD1274 is UNSAT
Problem TDEAD1318 is UNSAT
Problem TDEAD1362 is UNSAT
Problem TDEAD1406 is UNSAT
Problem TDEAD1450 is UNSAT
Problem TDEAD1538 is UNSAT
Problem TDEAD1582 is UNSAT
Problem TDEAD1626 is UNSAT
Problem TDEAD1670 is UNSAT
Problem TDEAD1714 is UNSAT
Problem TDEAD1758 is UNSAT
Problem TDEAD1802 is UNSAT
Problem TDEAD1846 is UNSAT
Problem TDEAD1890 is UNSAT
Problem TDEAD1978 is UNSAT
Problem TDEAD2062 is UNSAT
Problem TDEAD2144 is UNSAT
Problem TDEAD2224 is UNSAT
Problem TDEAD2302 is UNSAT
Problem TDEAD2378 is UNSAT
Problem TDEAD2452 is UNSAT
Problem TDEAD2524 is UNSAT
Problem TDEAD2594 is UNSAT
Problem TDEAD2662 is UNSAT
Problem TDEAD2728 is UNSAT
Problem TDEAD2792 is UNSAT
Problem TDEAD2854 is UNSAT
Problem TDEAD2972 is UNSAT
Problem TDEAD3028 is UNSAT
Problem TDEAD3082 is UNSAT
Problem TDEAD3134 is UNSAT
Problem TDEAD3184 is UNSAT
Problem TDEAD3232 is UNSAT
Problem TDEAD3278 is UNSAT
Problem TDEAD3322 is UNSAT
Problem TDEAD3404 is UNSAT
Problem TDEAD3442 is UNSAT
Problem TDEAD3478 is UNSAT
Problem TDEAD3512 is UNSAT
Problem TDEAD3544 is UNSAT
Problem TDEAD3574 is UNSAT
Problem TDEAD3602 is UNSAT
Problem TDEAD3628 is UNSAT
Problem TDEAD3674 is UNSAT
Problem TDEAD3694 is UNSAT
Problem TDEAD3712 is UNSAT
Problem TDEAD3728 is UNSAT
Problem TDEAD3742 is UNSAT
Problem TDEAD3754 is UNSAT
Problem TDEAD3764 is UNSAT
Problem TDEAD3772 is UNSAT
Problem TDEAD3778 is UNSAT
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) 0/1973 variables, 77/77 constraints. Problems are: Problem set: 78 solved, 3701 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1973/5764 variables, and 77 constraints, problems are : Problem set: 78 solved, 3701 unsolved in 30213 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1979 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 3740/1893 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 78 solved, 3701 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 5/5 constraints. Problems are: Problem set: 78 solved, 3701 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1934/5764 variables, and 5 constraints, problems are : Problem set: 78 solved, 3701 unsolved in 30053 ms.
Refiners :[Positive P Invariants (semi-flows): 5/87 constraints, State Equation: 0/1979 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1847/1893 constraints, Known Traps: 0/0 constraints]
After SMT, in 89955ms problems are : Problem set: 78 solved, 3701 unsolved
Search for dead transitions found 78 dead transitions in 90037ms
Found 78 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 78 transitions
Dead transitions reduction (with SMT) removed 78 transitions
Starting structural reductions in LTL mode, iteration 1 : 1979/1979 places, 3707/3785 transitions.
Deduced a syphon composed of 39 places in 3 ms
Applied a total of 0 rules in 19 ms. Remains 1979 /1979 variables (removed 0) and now considering 3707/3707 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 93029 ms. Remains : 1979/1979 places, 3707/3785 transitions.
Deduced a syphon composed of 39 places in 6 ms
Reduce places removed 39 places and 0 transitions.
Support contains 1940 out of 1940 places after structural reductions.
[2024-06-07 12:42:51] [INFO ] Flatten gal took : 386 ms
[2024-06-07 12:42:52] [INFO ] Flatten gal took : 344 ms
[2024-06-07 12:42:53] [INFO ] Input system was already deterministic with 3707 transitions.
Reduction of identical properties reduced properties to check from 14 to 11
RANDOM walk for 40000 steps (8 resets) in 6049 ms. (6 steps per ms) remains 2/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 11202 ms. (3 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 754 ms. (52 steps per ms) remains 2/2 properties
// Phase 1: matrix 3707 rows 1940 cols
[2024-06-07 12:42:58] [INFO ] Computed 87 invariants in 20 ms
[2024-06-07 12:42:58] [INFO ] State equation strengthened by 9 read => feed constraints.
Problem AtomicPropp3 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/168 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/168 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 1772/1940 variables, 86/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1940 variables, 0/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 3706/5646 variables, 1940/2027 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/5646 variables, 8/2035 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5646 variables, 0/2035 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/5647 variables, 1/2036 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5647 variables, 0/2036 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/5647 variables, 0/2036 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5647/5647 variables, and 2036 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1543 ms.
Refiners :[Positive P Invariants (semi-flows): 87/87 constraints, State Equation: 1940/1940 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1866/1904 variables, 76/76 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1904 variables, 0/76 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 36/1940 variables, 11/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1940 variables, 0/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 3706/5646 variables, 1940/2027 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5646 variables, 8/2035 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5646 variables, 1/2036 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5646 variables, 0/2036 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/5647 variables, 1/2037 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/5647 variables, 0/2037 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/5647 variables, 0/2037 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5647/5647 variables, and 2037 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1734 ms.
Refiners :[Positive P Invariants (semi-flows): 87/87 constraints, State Equation: 1940/1940 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 5313ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 239 ms.
Support contains 38 out of 1940 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1940/1940 places, 3707/3707 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 1940 transition count 3706
Applied a total of 1 rules in 12493 ms. Remains 1940 /1940 variables (removed 0) and now considering 3706/3707 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12494 ms. Remains : 1940/1940 places, 3706/3707 transitions.
RANDOM walk for 40000 steps (8 resets) in 1960 ms. (20 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 420 ms. (95 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 397983 steps, run timeout after 3001 ms. (steps per millisecond=132 ) properties seen :0 out of 1
Probabilistic random walk after 397983 steps, saw 347961 distinct states, run finished after 3004 ms. (steps per millisecond=132 ) properties seen :0
// Phase 1: matrix 3706 rows 1940 cols
[2024-06-07 12:43:20] [INFO ] Computed 87 invariants in 27 ms
[2024-06-07 12:43:20] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1866/1904 variables, 76/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1904 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 36/1940 variables, 11/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1940 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 3706/5646 variables, 1940/2027 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5646 variables, 8/2035 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5646 variables, 0/2035 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/5646 variables, 0/2035 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5646/5646 variables, and 2035 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1593 ms.
Refiners :[Positive P Invariants (semi-flows): 87/87 constraints, State Equation: 1940/1940 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1866/1904 variables, 76/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1904 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 36/1940 variables, 11/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1940 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 3706/5646 variables, 1940/2027 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5646 variables, 8/2035 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5646 variables, 1/2036 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5646 variables, 0/2036 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/5646 variables, 0/2036 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5646/5646 variables, and 2036 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1571 ms.
Refiners :[Positive P Invariants (semi-flows): 87/87 constraints, State Equation: 1940/1940 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 3253ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 227 ms.
Support contains 38 out of 1940 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1940/1940 places, 3706/3706 transitions.
Applied a total of 0 rules in 8915 ms. Remains 1940 /1940 variables (removed 0) and now considering 3706/3706 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8915 ms. Remains : 1940/1940 places, 3706/3706 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1940/1940 places, 3706/3706 transitions.
Applied a total of 0 rules in 8983 ms. Remains 1940 /1940 variables (removed 0) and now considering 3706/3706 (removed 0) transitions.
[2024-06-07 12:43:41] [INFO ] Invariant cache hit.
[2024-06-07 12:43:43] [INFO ] Implicit Places using invariants in 1562 ms returned []
[2024-06-07 12:43:43] [INFO ] Invariant cache hit.
[2024-06-07 12:43:44] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-06-07 12:43:47] [INFO ] Implicit Places using invariants and state equation in 3880 ms returned []
Implicit Place search using SMT with State Equation took 5465 ms to find 0 implicit places.
[2024-06-07 12:43:47] [INFO ] Redundant transitions in 213 ms returned []
Running 3700 sub problems to find dead transitions.
[2024-06-07 12:43:47] [INFO ] Invariant cache hit.
[2024-06-07 12:43:47] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3700 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1934/5646 variables, and 77 constraints, problems are : Problem set: 0 solved, 3700 unsolved in 30065 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/8 constraints, PredecessorRefiner: 3700/1853 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3700 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3700 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1934/5646 variables, and 77 constraints, problems are : Problem set: 0 solved, 3700 unsolved in 30059 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/8 constraints, PredecessorRefiner: 1847/1853 constraints, Known Traps: 0/0 constraints]
After SMT, in 90078ms problems are : Problem set: 0 solved, 3700 unsolved
Search for dead transitions found 0 dead transitions in 90114ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 104796 ms. Remains : 1940/1940 places, 3706/3706 transitions.
Successfully simplified 1 atomic propositions for a total of 10 simplifications.
FORMULA BlocksWorld-PT-08-LTLFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(p0))))'
Support contains 1854 out of 1940 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1940/1940 places, 3707/3707 transitions.
Applied a total of 0 rules in 12 ms. Remains 1940 /1940 variables (removed 0) and now considering 3707/3707 (removed 0) transitions.
// Phase 1: matrix 3707 rows 1940 cols
[2024-06-07 12:45:18] [INFO ] Computed 87 invariants in 19 ms
[2024-06-07 12:45:18] [INFO ] Implicit Places using invariants in 324 ms returned []
[2024-06-07 12:45:18] [INFO ] Invariant cache hit.
[2024-06-07 12:45:20] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-07 12:45:20] [INFO ] Implicit Places using invariants and state equation in 1846 ms returned []
Implicit Place search using SMT with State Equation took 2177 ms to find 0 implicit places.
Running 3701 sub problems to find dead transitions.
[2024-06-07 12:45:20] [INFO ] Invariant cache hit.
[2024-06-07 12:45:20] [INFO ] State equation strengthened by 9 read => feed constraints.
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3701 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1934/5647 variables, and 77 constraints, problems are : Problem set: 0 solved, 3701 unsolved in 30084 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 3701/1854 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3701 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3701 unsolved
[2024-06-07 12:46:24] [INFO ] Deduced a trap composed of 234 places in 282 ms of which 34 ms to minimize.
[2024-06-07 12:46:27] [INFO ] Deduced a trap composed of 126 places in 143 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1934/5647 variables, and 79 constraints, problems are : Problem set: 0 solved, 3701 unsolved in 30062 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 1847/1854 constraints, Known Traps: 2/2 constraints]
After SMT, in 90681ms problems are : Problem set: 0 solved, 3701 unsolved
Search for dead transitions found 0 dead transitions in 90716ms
Finished structural reductions in LTL mode , in 1 iterations and 92917 ms. Remains : 1940/1940 places, 3707/3707 transitions.
Stuttering acceptance computed with spot in 345 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Running random walk in product with property : BlocksWorld-PT-08-LTLFireability-00
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 5 ms.
FORMULA BlocksWorld-PT-08-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BlocksWorld-PT-08-LTLFireability-00 finished in 93361 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(!p0)&&X((G(p2)||p1))))))'
Support contains 1897 out of 1940 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1940/1940 places, 3707/3707 transitions.
Applied a total of 0 rules in 11 ms. Remains 1940 /1940 variables (removed 0) and now considering 3707/3707 (removed 0) transitions.
[2024-06-07 12:46:51] [INFO ] Invariant cache hit.
[2024-06-07 12:46:51] [INFO ] Implicit Places using invariants in 279 ms returned []
[2024-06-07 12:46:51] [INFO ] Invariant cache hit.
[2024-06-07 12:46:53] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-07 12:46:53] [INFO ] Implicit Places using invariants and state equation in 1748 ms returned []
Implicit Place search using SMT with State Equation took 2030 ms to find 0 implicit places.
Running 3701 sub problems to find dead transitions.
[2024-06-07 12:46:53] [INFO ] Invariant cache hit.
[2024-06-07 12:46:53] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3701 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1934/5647 variables, and 77 constraints, problems are : Problem set: 0 solved, 3701 unsolved in 30069 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 3701/1854 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3701 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3701 unsolved
[2024-06-07 12:47:59] [INFO ] Deduced a trap composed of 234 places in 265 ms of which 5 ms to minimize.
[2024-06-07 12:48:03] [INFO ] Deduced a trap composed of 126 places in 149 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1934/5647 variables, and 79 constraints, problems are : Problem set: 0 solved, 3701 unsolved in 30074 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 1847/1854 constraints, Known Traps: 2/2 constraints]
After SMT, in 92837ms problems are : Problem set: 0 solved, 3701 unsolved
Search for dead transitions found 0 dead transitions in 92869ms
Finished structural reductions in LTL mode , in 1 iterations and 94924 ms. Remains : 1940/1940 places, 3707/3707 transitions.
Stuttering acceptance computed with spot in 290 ms :[(OR p0 (AND (NOT p1) (NOT p2))), (OR p0 (AND (NOT p1) (NOT p2))), p0, (AND (NOT p1) (NOT p2)), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2)))]
Running random walk in product with property : BlocksWorld-PT-08-LTLFireability-02
Product exploration timeout after 44450 steps with 0 reset in 10002 ms.
Stack based approach found an accepted trace after 11 steps with 0 reset with depth 12 and stack size 12 in 3 ms.
FORMULA BlocksWorld-PT-08-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property BlocksWorld-PT-08-LTLFireability-02 finished in 105287 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((!p0||G(F(p1))))))'
Support contains 81 out of 1940 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1940/1940 places, 3707/3707 transitions.
Applied a total of 0 rules in 596 ms. Remains 1940 /1940 variables (removed 0) and now considering 3707/3707 (removed 0) transitions.
[2024-06-07 12:48:37] [INFO ] Invariant cache hit.
[2024-06-07 12:48:38] [INFO ] Implicit Places using invariants in 1417 ms returned []
[2024-06-07 12:48:38] [INFO ] Invariant cache hit.
[2024-06-07 12:48:40] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-07 12:48:42] [INFO ] Implicit Places using invariants and state equation in 3882 ms returned []
Implicit Place search using SMT with State Equation took 5300 ms to find 0 implicit places.
[2024-06-07 12:48:42] [INFO ] Redundant transitions in 201 ms returned []
Running 3701 sub problems to find dead transitions.
[2024-06-07 12:48:42] [INFO ] Invariant cache hit.
[2024-06-07 12:48:42] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3701 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1934/5647 variables, and 77 constraints, problems are : Problem set: 0 solved, 3701 unsolved in 30054 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 3701/1854 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3701 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3701 unsolved
[2024-06-07 12:49:46] [INFO ] Deduced a trap composed of 234 places in 220 ms of which 3 ms to minimize.
[2024-06-07 12:49:49] [INFO ] Deduced a trap composed of 126 places in 109 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1934/5647 variables, and 79 constraints, problems are : Problem set: 0 solved, 3701 unsolved in 30054 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 1847/1854 constraints, Known Traps: 2/2 constraints]
After SMT, in 90312ms problems are : Problem set: 0 solved, 3701 unsolved
Search for dead transitions found 0 dead transitions in 90353ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 96470 ms. Remains : 1940/1940 places, 3707/3707 transitions.
Stuttering acceptance computed with spot in 105 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
Running random walk in product with property : BlocksWorld-PT-08-LTLFireability-04
Product exploration explored 100000 steps with 0 reset in 4284 ms.
Product exploration explored 100000 steps with 0 reset in 4301 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 104 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1))]
RANDOM walk for 40000 steps (8 resets) in 1852 ms. (21 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 655 ms. (60 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 442 ms. (90 steps per ms) remains 2/2 properties
[2024-06-07 12:50:23] [INFO ] Invariant cache hit.
[2024-06-07 12:50:23] [INFO ] State equation strengthened by 9 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem apf0 is UNSAT
At refinement iteration 1 (OVERLAPS) 1859/1940 variables, 87/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1940 variables, 0/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 3706/5646 variables, 1940/2027 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5646 variables, 8/2035 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/5646 variables, 0/2035 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1/5647 variables, 1/2036 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5647 variables, 0/2036 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/5647 variables, 0/2036 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5647/5647 variables, and 2036 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1339 ms.
Refiners :[Positive P Invariants (semi-flows): 87/87 constraints, State Equation: 1940/1940 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1866/1904 variables, 76/76 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1904 variables, 0/76 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 36/1940 variables, 11/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1940 variables, 0/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 3706/5646 variables, 1940/2027 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5646 variables, 8/2035 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5646 variables, 1/2036 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5646 variables, 0/2036 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/5647 variables, 1/2037 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/5647 variables, 0/2037 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/5647 variables, 0/2037 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5647/5647 variables, and 2037 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1669 ms.
Refiners :[Positive P Invariants (semi-flows): 87/87 constraints, State Equation: 1940/1940 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 3064ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 255 ms.
Support contains 38 out of 1940 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1940/1940 places, 3707/3707 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 1940 transition count 3706
Applied a total of 1 rules in 12058 ms. Remains 1940 /1940 variables (removed 0) and now considering 3706/3707 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12059 ms. Remains : 1940/1940 places, 3706/3707 transitions.
RANDOM walk for 40000 steps (8 resets) in 1749 ms. (22 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 318 ms. (125 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 365768 steps, run timeout after 3001 ms. (steps per millisecond=121 ) properties seen :0 out of 1
Probabilistic random walk after 365768 steps, saw 319161 distinct states, run finished after 3001 ms. (steps per millisecond=121 ) properties seen :0
// Phase 1: matrix 3706 rows 1940 cols
[2024-06-07 12:50:42] [INFO ] Computed 87 invariants in 32 ms
[2024-06-07 12:50:42] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1866/1904 variables, 76/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1904 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 36/1940 variables, 11/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1940 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 3706/5646 variables, 1940/2027 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5646 variables, 8/2035 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-07 12:50:43] [INFO ] Deduced a trap composed of 164 places in 152 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/5646 variables, 1/2036 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5646 variables, 0/2036 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/5646 variables, 0/2036 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5646/5646 variables, and 2036 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1896 ms.
Refiners :[Positive P Invariants (semi-flows): 87/87 constraints, State Equation: 1940/1940 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1866/1904 variables, 76/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1904 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 36/1940 variables, 11/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1940 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1940 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 3706/5646 variables, 1940/2028 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5646 variables, 8/2036 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5646 variables, 1/2037 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/5646 variables, 0/2037 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/5646 variables, 0/2037 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5646/5646 variables, and 2037 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1545 ms.
Refiners :[Positive P Invariants (semi-flows): 87/87 constraints, State Equation: 1940/1940 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 3497ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 245 ms.
Support contains 38 out of 1940 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1940/1940 places, 3706/3706 transitions.
Applied a total of 0 rules in 9443 ms. Remains 1940 /1940 variables (removed 0) and now considering 3706/3706 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9444 ms. Remains : 1940/1940 places, 3706/3706 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1940/1940 places, 3706/3706 transitions.
Applied a total of 0 rules in 9163 ms. Remains 1940 /1940 variables (removed 0) and now considering 3706/3706 (removed 0) transitions.
[2024-06-07 12:51:04] [INFO ] Invariant cache hit.
[2024-06-07 12:51:05] [INFO ] Implicit Places using invariants in 1447 ms returned []
[2024-06-07 12:51:05] [INFO ] Invariant cache hit.
[2024-06-07 12:51:07] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-06-07 12:51:09] [INFO ] Implicit Places using invariants and state equation in 3767 ms returned []
Implicit Place search using SMT with State Equation took 5220 ms to find 0 implicit places.
[2024-06-07 12:51:09] [INFO ] Redundant transitions in 126 ms returned []
Running 3700 sub problems to find dead transitions.
[2024-06-07 12:51:09] [INFO ] Invariant cache hit.
[2024-06-07 12:51:09] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3700 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1934/5646 variables, and 77 constraints, problems are : Problem set: 0 solved, 3700 unsolved in 30095 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/8 constraints, PredecessorRefiner: 3700/1853 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3700 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3700 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1934/5646 variables, and 77 constraints, problems are : Problem set: 0 solved, 3700 unsolved in 30061 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/8 constraints, PredecessorRefiner: 1847/1853 constraints, Known Traps: 0/0 constraints]
After SMT, in 94479ms problems are : Problem set: 0 solved, 3700 unsolved
Search for dead transitions found 0 dead transitions in 94521ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 109047 ms. Remains : 1940/1940 places, 3706/3706 transitions.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X p1)), (G (OR (NOT p0) p1))]
False Knowledge obtained : [(F p0)]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 22 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BlocksWorld-PT-08-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BlocksWorld-PT-08-LTLFireability-04 finished in 247511 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U ((G(!X(X(p1))) U p0) U !p1))))'
Support contains 1897 out of 1940 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1940/1940 places, 3707/3707 transitions.
Applied a total of 0 rules in 13 ms. Remains 1940 /1940 variables (removed 0) and now considering 3707/3707 (removed 0) transitions.
// Phase 1: matrix 3707 rows 1940 cols
[2024-06-07 12:52:44] [INFO ] Computed 87 invariants in 22 ms
[2024-06-07 12:52:44] [INFO ] Implicit Places using invariants in 327 ms returned []
[2024-06-07 12:52:44] [INFO ] Invariant cache hit.
[2024-06-07 12:52:46] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-07 12:52:46] [INFO ] Implicit Places using invariants and state equation in 1900 ms returned []
Implicit Place search using SMT with State Equation took 2237 ms to find 0 implicit places.
Running 3701 sub problems to find dead transitions.
[2024-06-07 12:52:46] [INFO ] Invariant cache hit.
[2024-06-07 12:52:46] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3701 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1934/5647 variables, and 77 constraints, problems are : Problem set: 0 solved, 3701 unsolved in 30055 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 3701/1854 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3701 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3701 unsolved
[2024-06-07 12:53:52] [INFO ] Deduced a trap composed of 234 places in 217 ms of which 4 ms to minimize.
[2024-06-07 12:53:56] [INFO ] Deduced a trap composed of 126 places in 126 ms of which 2 ms to minimize.
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 1934/5647 variables, and 79 constraints, problems are : Problem set: 0 solved, 3701 unsolved in 30066 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 1847/1854 constraints, Known Traps: 2/2 constraints]
After SMT, in 92714ms problems are : Problem set: 0 solved, 3701 unsolved
Search for dead transitions found 0 dead transitions in 92753ms
Finished structural reductions in LTL mode , in 1 iterations and 95013 ms. Remains : 1940/1940 places, 3707/3707 transitions.
Stuttering acceptance computed with spot in 217 ms :[p1, p1, (OR (NOT p0) p1), p1, true]
Running random walk in product with property : BlocksWorld-PT-08-LTLFireability-05
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA BlocksWorld-PT-08-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BlocksWorld-PT-08-LTLFireability-05 finished in 95295 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 86 out of 1940 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1940/1940 places, 3707/3707 transitions.
Applied a total of 0 rules in 418 ms. Remains 1940 /1940 variables (removed 0) and now considering 3707/3707 (removed 0) transitions.
[2024-06-07 12:54:19] [INFO ] Invariant cache hit.
[2024-06-07 12:54:21] [INFO ] Implicit Places using invariants in 1397 ms returned []
[2024-06-07 12:54:21] [INFO ] Invariant cache hit.
[2024-06-07 12:54:22] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-07 12:54:25] [INFO ] Implicit Places using invariants and state equation in 3822 ms returned []
Implicit Place search using SMT with State Equation took 5227 ms to find 0 implicit places.
[2024-06-07 12:54:25] [INFO ] Redundant transitions in 131 ms returned []
Running 3701 sub problems to find dead transitions.
[2024-06-07 12:54:25] [INFO ] Invariant cache hit.
[2024-06-07 12:54:25] [INFO ] State equation strengthened by 9 read => feed constraints.
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0.0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3701 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1934/5647 variables, and 77 constraints, problems are : Problem set: 0 solved, 3701 unsolved in 30068 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 3701/1854 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3701 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3701 unsolved
[2024-06-07 12:55:30] [INFO ] Deduced a trap composed of 234 places in 218 ms of which 4 ms to minimize.
[2024-06-07 12:55:33] [INFO ] Deduced a trap composed of 126 places in 110 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1934/5647 variables, and 79 constraints, problems are : Problem set: 0 solved, 3701 unsolved in 30050 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 1847/1854 constraints, Known Traps: 2/2 constraints]
After SMT, in 91944ms problems are : Problem set: 0 solved, 3701 unsolved
Search for dead transitions found 0 dead transitions in 91986ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 97778 ms. Remains : 1940/1940 places, 3707/3707 transitions.
Stuttering acceptance computed with spot in 132 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : BlocksWorld-PT-08-LTLFireability-07
Product exploration timeout after 67460 steps with 0 reset in 10001 ms.
Stack based approach found an accepted trace after 2 steps with 0 reset with depth 3 and stack size 3 in 1 ms.
FORMULA BlocksWorld-PT-08-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property BlocksWorld-PT-08-LTLFireability-07 finished in 107959 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(G(p1)))||p0)))'
Support contains 3 out of 1940 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1940/1940 places, 3707/3707 transitions.
Applied a total of 0 rules in 70 ms. Remains 1940 /1940 variables (removed 0) and now considering 3707/3707 (removed 0) transitions.
[2024-06-07 12:56:07] [INFO ] Invariant cache hit.
[2024-06-07 12:56:08] [INFO ] Implicit Places using invariants in 1251 ms returned []
[2024-06-07 12:56:08] [INFO ] Invariant cache hit.
[2024-06-07 12:56:10] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-07 12:56:12] [INFO ] Implicit Places using invariants and state equation in 3701 ms returned []
Implicit Place search using SMT with State Equation took 4956 ms to find 0 implicit places.
Running 3701 sub problems to find dead transitions.
[2024-06-07 12:56:12] [INFO ] Invariant cache hit.
[2024-06-07 12:56:12] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3701 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1934/5647 variables, and 77 constraints, problems are : Problem set: 0 solved, 3701 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 3701/1854 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3701 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3701 unsolved
[2024-06-07 12:57:16] [INFO ] Deduced a trap composed of 234 places in 216 ms of which 3 ms to minimize.
[2024-06-07 12:57:19] [INFO ] Deduced a trap composed of 126 places in 126 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1934/5647 variables, and 79 constraints, problems are : Problem set: 0 solved, 3701 unsolved in 30059 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 1847/1854 constraints, Known Traps: 2/2 constraints]
After SMT, in 91085ms problems are : Problem set: 0 solved, 3701 unsolved
Search for dead transitions found 0 dead transitions in 91127ms
Finished structural reductions in LTL mode , in 1 iterations and 96167 ms. Remains : 1940/1940 places, 3707/3707 transitions.
Stuttering acceptance computed with spot in 164 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : BlocksWorld-PT-08-LTLFireability-08
Product exploration explored 100000 steps with 50000 reset in 803 ms.
Product exploration explored 100000 steps with 50000 reset in 847 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0)]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 19 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BlocksWorld-PT-08-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BlocksWorld-PT-08-LTLFireability-08 finished in 98055 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 1940 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1940/1940 places, 3707/3707 transitions.
Applied a total of 0 rules in 355 ms. Remains 1940 /1940 variables (removed 0) and now considering 3707/3707 (removed 0) transitions.
[2024-06-07 12:57:45] [INFO ] Invariant cache hit.
[2024-06-07 12:57:47] [INFO ] Implicit Places using invariants in 1232 ms returned []
[2024-06-07 12:57:47] [INFO ] Invariant cache hit.
[2024-06-07 12:57:48] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-07 12:57:50] [INFO ] Implicit Places using invariants and state equation in 3694 ms returned []
Implicit Place search using SMT with State Equation took 4931 ms to find 0 implicit places.
[2024-06-07 12:57:50] [INFO ] Redundant transitions in 125 ms returned []
Running 3701 sub problems to find dead transitions.
[2024-06-07 12:57:51] [INFO ] Invariant cache hit.
[2024-06-07 12:57:51] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3701 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1934/5647 variables, and 77 constraints, problems are : Problem set: 0 solved, 3701 unsolved in 30058 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 3701/1854 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3701 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3701 unsolved
[2024-06-07 12:58:54] [INFO ] Deduced a trap composed of 234 places in 224 ms of which 3 ms to minimize.
[2024-06-07 12:58:56] [INFO ] Deduced a trap composed of 126 places in 119 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1934/5647 variables, and 79 constraints, problems are : Problem set: 0 solved, 3701 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 1847/1854 constraints, Known Traps: 2/2 constraints]
After SMT, in 90203ms problems are : Problem set: 0 solved, 3701 unsolved
Search for dead transitions found 0 dead transitions in 90236ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 95662 ms. Remains : 1940/1940 places, 3707/3707 transitions.
Stuttering acceptance computed with spot in 51 ms :[(NOT p0)]
Running random walk in product with property : BlocksWorld-PT-08-LTLFireability-09
Product exploration explored 100000 steps with 0 reset in 3961 ms.
Stack based approach found an accepted trace after 38 steps with 0 reset with depth 39 and stack size 31 in 3 ms.
FORMULA BlocksWorld-PT-08-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property BlocksWorld-PT-08-LTLFireability-09 finished in 99711 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 3 out of 1940 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1940/1940 places, 3707/3707 transitions.
Applied a total of 0 rules in 361 ms. Remains 1940 /1940 variables (removed 0) and now considering 3707/3707 (removed 0) transitions.
[2024-06-07 12:59:25] [INFO ] Invariant cache hit.
[2024-06-07 12:59:26] [INFO ] Implicit Places using invariants in 1246 ms returned []
[2024-06-07 12:59:26] [INFO ] Invariant cache hit.
[2024-06-07 12:59:28] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-07 12:59:30] [INFO ] Implicit Places using invariants and state equation in 3529 ms returned []
Implicit Place search using SMT with State Equation took 4782 ms to find 0 implicit places.
[2024-06-07 12:59:30] [INFO ] Redundant transitions in 118 ms returned []
Running 3701 sub problems to find dead transitions.
[2024-06-07 12:59:30] [INFO ] Invariant cache hit.
[2024-06-07 12:59:30] [INFO ] State equation strengthened by 9 read => feed constraints.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3701 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1934/5647 variables, and 77 constraints, problems are : Problem set: 0 solved, 3701 unsolved in 30058 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 3701/1854 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3701 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3701 unsolved
[2024-06-07 13:00:33] [INFO ] Deduced a trap composed of 234 places in 241 ms of which 3 ms to minimize.
[2024-06-07 13:00:36] [INFO ] Deduced a trap composed of 126 places in 143 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1934/5647 variables, and 79 constraints, problems are : Problem set: 0 solved, 3701 unsolved in 30064 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 1847/1854 constraints, Known Traps: 2/2 constraints]
After SMT, in 90195ms problems are : Problem set: 0 solved, 3701 unsolved
Search for dead transitions found 0 dead transitions in 90229ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 95508 ms. Remains : 1940/1940 places, 3707/3707 transitions.
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Running random walk in product with property : BlocksWorld-PT-08-LTLFireability-13
Product exploration explored 100000 steps with 10 reset in 4036 ms.
Stack based approach found an accepted trace after 16 steps with 0 reset with depth 17 and stack size 17 in 1 ms.
FORMULA BlocksWorld-PT-08-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property BlocksWorld-PT-08-LTLFireability-13 finished in 99610 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(F(p0))||G(p1))))'
Support contains 4 out of 1940 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1940/1940 places, 3707/3707 transitions.
Applied a total of 0 rules in 443 ms. Remains 1940 /1940 variables (removed 0) and now considering 3707/3707 (removed 0) transitions.
[2024-06-07 13:01:05] [INFO ] Invariant cache hit.
[2024-06-07 13:01:06] [INFO ] Implicit Places using invariants in 1272 ms returned []
[2024-06-07 13:01:06] [INFO ] Invariant cache hit.
[2024-06-07 13:01:08] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-07 13:01:10] [INFO ] Implicit Places using invariants and state equation in 3574 ms returned []
Implicit Place search using SMT with State Equation took 4885 ms to find 0 implicit places.
[2024-06-07 13:01:10] [INFO ] Redundant transitions in 123 ms returned []
Running 3701 sub problems to find dead transitions.
[2024-06-07 13:01:10] [INFO ] Invariant cache hit.
[2024-06-07 13:01:10] [INFO ] State equation strengthened by 9 read => feed constraints.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3701 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1934/5647 variables, and 77 constraints, problems are : Problem set: 0 solved, 3701 unsolved in 30098 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 3701/1854 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3701 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3701 unsolved
[2024-06-07 13:02:20] [INFO ] Deduced a trap composed of 234 places in 244 ms of which 4 ms to minimize.
[2024-06-07 13:02:22] [INFO ] Deduced a trap composed of 126 places in 135 ms of which 2 ms to minimize.
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 1934/5647 variables, and 79 constraints, problems are : Problem set: 0 solved, 3701 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 1847/1854 constraints, Known Traps: 2/2 constraints]
After SMT, in 94534ms problems are : Problem set: 0 solved, 3701 unsolved
Search for dead transitions found 0 dead transitions in 94568ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 100034 ms. Remains : 1940/1940 places, 3707/3707 transitions.
Stuttering acceptance computed with spot in 132 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : BlocksWorld-PT-08-LTLFireability-14
Product exploration explored 100000 steps with 17 reset in 4042 ms.
Product exploration explored 100000 steps with 13 reset in 4114 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 150 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (8 resets) in 3796 ms. (10 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 489 ms. (81 steps per ms) remains 1/1 properties
[2024-06-07 13:02:54] [INFO ] Invariant cache hit.
[2024-06-07 13:02:54] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf1 is UNSAT
After SMT solving in domain Real declared 255/5647 variables, and 6 constraints, problems are : Problem set: 1 solved, 0 unsolved in 56 ms.
Refiners :[Positive P Invariants (semi-flows): 6/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 98ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p1))), (G (OR p0 (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (OR p0 p1))), (F (NOT p0))]
Knowledge based reduction with 10 factoid took 191 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 132 ms :[(NOT p0), (NOT p0)]
Support contains 3 out of 1940 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 1940/1940 places, 3707/3707 transitions.
Applied a total of 0 rules in 358 ms. Remains 1940 /1940 variables (removed 0) and now considering 3707/3707 (removed 0) transitions.
[2024-06-07 13:02:55] [INFO ] Invariant cache hit.
[2024-06-07 13:02:56] [INFO ] Implicit Places using invariants in 1241 ms returned []
[2024-06-07 13:02:56] [INFO ] Invariant cache hit.
[2024-06-07 13:02:58] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-07 13:03:00] [INFO ] Implicit Places using invariants and state equation in 3658 ms returned []
Implicit Place search using SMT with State Equation took 4929 ms to find 0 implicit places.
[2024-06-07 13:03:00] [INFO ] Redundant transitions in 123 ms returned []
Running 3701 sub problems to find dead transitions.
[2024-06-07 13:03:00] [INFO ] Invariant cache hit.
[2024-06-07 13:03:00] [INFO ] State equation strengthened by 9 read => feed constraints.
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(s478 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3701 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1934/5647 variables, and 77 constraints, problems are : Problem set: 0 solved, 3701 unsolved in 30055 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 3701/1854 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3701 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3701 unsolved
[2024-06-07 13:04:07] [INFO ] Deduced a trap composed of 234 places in 241 ms of which 3 ms to minimize.
[2024-06-07 13:04:10] [INFO ] Deduced a trap composed of 126 places in 132 ms of which 2 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1934/5647 variables, and 79 constraints, problems are : Problem set: 0 solved, 3701 unsolved in 30048 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 1847/1854 constraints, Known Traps: 2/2 constraints]
After SMT, in 93554ms problems are : Problem set: 0 solved, 3701 unsolved
Search for dead transitions found 0 dead transitions in 93588ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 99016 ms. Remains : 1940/1940 places, 3707/3707 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 98 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 66 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 10975 steps (2 resets) in 572 ms. (19 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 89 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 68 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 56 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 63 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 14 reset in 3942 ms.
Product exploration explored 100000 steps with 6 reset in 4103 ms.
Support contains 3 out of 1940 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1940/1940 places, 3707/3707 transitions.
Applied a total of 0 rules in 364 ms. Remains 1940 /1940 variables (removed 0) and now considering 3707/3707 (removed 0) transitions.
[2024-06-07 13:04:43] [INFO ] Invariant cache hit.
[2024-06-07 13:04:44] [INFO ] Implicit Places using invariants in 1287 ms returned []
[2024-06-07 13:04:44] [INFO ] Invariant cache hit.
[2024-06-07 13:04:46] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-06-07 13:04:48] [INFO ] Implicit Places using invariants and state equation in 3658 ms returned []
Implicit Place search using SMT with State Equation took 4982 ms to find 0 implicit places.
[2024-06-07 13:04:48] [INFO ] Redundant transitions in 125 ms returned []
Running 3701 sub problems to find dead transitions.
[2024-06-07 13:04:48] [INFO ] Invariant cache hit.
[2024-06-07 13:04:48] [INFO ] State equation strengthened by 9 read => feed constraints.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3701 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1934/5647 variables, and 77 constraints, problems are : Problem set: 0 solved, 3701 unsolved in 30071 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 3701/1854 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3701 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1934 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 3701 unsolved
[2024-06-07 13:05:57] [INFO ] Deduced a trap composed of 234 places in 1638 ms of which 3 ms to minimize.
[2024-06-07 13:06:00] [INFO ] Deduced a trap composed of 126 places in 143 ms of which 2 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1934/5647 variables, and 79 constraints, problems are : Problem set: 0 solved, 3701 unsolved in 30046 ms.
Refiners :[Positive P Invariants (semi-flows): 77/87 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 1847/1854 constraints, Known Traps: 2/2 constraints]
After SMT, in 93052ms problems are : Problem set: 0 solved, 3701 unsolved
Search for dead transitions found 0 dead transitions in 93086ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 98578 ms. Remains : 1940/1940 places, 3707/3707 transitions.
Treatment of property BlocksWorld-PT-08-LTLFireability-14 finished in 317531 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(F(p0))||G(p1))))'
[2024-06-07 13:06:22] [INFO ] Flatten gal took : 256 ms
[2024-06-07 13:06:22] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2024-06-07 13:06:22] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1940 places, 3707 transitions and 18520 arcs took 44 ms.
Total runtime 1506542 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running BlocksWorld-PT-08
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/407/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 1940
TRANSITIONS: 3707
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.099s, Sys 0.003s]
SAVING FILE /home/mcc/execution/407/model (.net / .def) ...
EXPORT TIME: [User 0.018s, Sys 0.004s]
----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES
Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net
Process ID: 1213
MODEL NAME: /home/mcc/execution/407/model
1940 places, 3707 transitions.
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
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="BlocksWorld-PT-08"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="greatspnxred"
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 2-5568"
echo " Executing tool greatspnxred"
echo " Input is BlocksWorld-PT-08, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r601-tall-171774424000220"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/BlocksWorld-PT-08.tgz
mv BlocksWorld-PT-08 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;