About the Execution of GreatSPN+red for TokenRing-PT-020
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 16206.407 | 1945771.00 | 2142304.00 | 28685.60 | FFTFF?TF??????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.r421-smll-171690572800180.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 TokenRing-PT-020, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r421-smll-171690572800180
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 100M
-rw-r--r-- 1 mcc users 267K Apr 11 19:59 CTLCardinality.txt
-rw-r--r-- 1 mcc users 1.3M Apr 11 19:59 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4M Apr 11 19:15 CTLFireability.txt
-rw-r--r-- 1 mcc users 19M Apr 11 19:15 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 216K Apr 23 08:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 735K Apr 23 08:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1M Apr 23 08:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 5.8M Apr 23 08:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 795K Apr 11 21:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 3.8M Apr 11 21:15 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13M Apr 11 20:27 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 44M Apr 11 20:27 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 47K Apr 23 08:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 121K Apr 23 08:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 4.0M May 18 16:43 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 TokenRing-PT-020-LTLFireability-00
FORMULA_NAME TokenRing-PT-020-LTLFireability-01
FORMULA_NAME TokenRing-PT-020-LTLFireability-02
FORMULA_NAME TokenRing-PT-020-LTLFireability-03
FORMULA_NAME TokenRing-PT-020-LTLFireability-04
FORMULA_NAME TokenRing-PT-020-LTLFireability-05
FORMULA_NAME TokenRing-PT-020-LTLFireability-06
FORMULA_NAME TokenRing-PT-020-LTLFireability-07
FORMULA_NAME TokenRing-PT-020-LTLFireability-08
FORMULA_NAME TokenRing-PT-020-LTLFireability-09
FORMULA_NAME TokenRing-PT-020-LTLFireability-10
FORMULA_NAME TokenRing-PT-020-LTLFireability-11
FORMULA_NAME TokenRing-PT-020-LTLFireability-12
FORMULA_NAME TokenRing-PT-020-LTLFireability-13
FORMULA_NAME TokenRing-PT-020-LTLFireability-14
FORMULA_NAME TokenRing-PT-020-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1717010727975
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=TokenRing-PT-020
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-29 19:25:30] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-29 19:25:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-29 19:25:31] [INFO ] Load time of PNML (sax parser for PT used): 889 ms
[2024-05-29 19:25:31] [INFO ] Transformed 441 places.
[2024-05-29 19:25:31] [INFO ] Transformed 8421 transitions.
[2024-05-29 19:25:31] [INFO ] Found NUPN structural information;
[2024-05-29 19:25:31] [INFO ] Parsed PT model containing 441 places and 8421 transitions and 33684 arcs in 1174 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 269 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA TokenRing-PT-020-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-020-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-020-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-020-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 441 out of 441 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 214 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
// Phase 1: matrix 8421 rows 441 cols
[2024-05-29 19:25:35] [INFO ] Computed 21 invariants in 88 ms
[2024-05-29 19:25:35] [INFO ] Implicit Places using invariants in 697 ms returned []
[2024-05-29 19:25:35] [INFO ] Invariant cache hit.
[2024-05-29 19:25:38] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-05-29 19:25:40] [INFO ] Implicit Places using invariants and state equation in 4133 ms returned []
Implicit Place search using SMT with State Equation took 5772 ms to find 0 implicit places.
Running 8401 sub problems to find dead transitions.
[2024-05-29 19:25:40] [INFO ] Invariant cache hit.
[2024-05-29 19:25:41] [INFO ] State equation strengthened by 8020 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
SMT process timed out in 51828ms, After SMT, problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 51996ms
Finished structural reductions in LTL mode , in 1 iterations and 58080 ms. Remains : 441/441 places, 8421/8421 transitions.
Support contains 441 out of 441 places after structural reductions.
[2024-05-29 19:26:34] [INFO ] Flatten gal took : 774 ms
[2024-05-29 19:26:37] [INFO ] Flatten gal took : 797 ms
[2024-05-29 19:26:40] [INFO ] Input system was already deterministic with 8421 transitions.
Reduction of identical properties reduced properties to check from 18 to 16
RANDOM walk for 40000 steps (8 resets) in 2522 ms. (15 steps per ms) remains 7/16 properties
BEST_FIRST walk for 40000 steps (8 resets) in 679 ms. (58 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40000 steps (8 resets) in 529 ms. (75 steps per ms) remains 6/7 properties
BEST_FIRST walk for 40000 steps (8 resets) in 519 ms. (76 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (8 resets) in 674 ms. (59 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (8 resets) in 516 ms. (77 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (8 resets) in 507 ms. (78 steps per ms) remains 6/6 properties
[2024-05-29 19:26:43] [INFO ] Invariant cache hit.
[2024-05-29 19:26:43] [INFO ] State equation strengthened by 8020 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 274/294 variables, 14/34 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/294 variables, 274/308 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/294 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 5481/5775 variables, 294/602 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5775 variables, 4020/4622 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5775 variables, 0/4622 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 2020/7795 variables, 2400/7022 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/7795 variables, 360/7382 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 7795/8862 variables, and 7382 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5012 ms.
Refiners :[Domain max(s): 294/441 constraints, Positive P Invariants (semi-flows): 14/21 constraints, State Equation: 294/441 constraints, ReadFeed: 6780/8020 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 274/294 variables, 14/34 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/294 variables, 274/308 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/294 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 5481/5775 variables, 294/602 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5775 variables, 4020/4622 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5775 variables, 3/4625 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5775 variables, 0/4625 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 7795/8862 variables, and 7025 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5007 ms.
Refiners :[Domain max(s): 294/441 constraints, Positive P Invariants (semi-flows): 14/21 constraints, State Equation: 294/441 constraints, ReadFeed: 6420/8020 constraints, PredecessorRefiner: 3/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 10477ms problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 441 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 679 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 682 ms. Remains : 441/441 places, 8421/8421 transitions.
RANDOM walk for 40000 steps (8 resets) in 618 ms. (64 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (8 resets) in 576 ms. (69 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (8 resets) in 626 ms. (63 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (8 resets) in 615 ms. (64 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (8 resets) in 470 ms. (84 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (8 resets) in 494 ms. (80 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (8 resets) in 548 ms. (72 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 34567 steps, run timeout after 3001 ms. (steps per millisecond=11 ) properties seen :0 out of 6
Probabilistic random walk after 34567 steps, saw 8548 distinct states, run finished after 3006 ms. (steps per millisecond=11 ) properties seen :0
[2024-05-29 19:26:58] [INFO ] Invariant cache hit.
[2024-05-29 19:26:58] [INFO ] State equation strengthened by 8020 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 274/294 variables, 14/34 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/294 variables, 274/308 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/294 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 5481/5775 variables, 294/602 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5775 variables, 4020/4622 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5775 variables, 0/4622 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 2020/7795 variables, 2400/7022 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/7795 variables, 360/7382 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/7795 variables, 0/7382 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (OVERLAPS) 185/7980 variables, 105/7487 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/7980 variables, 105/7592 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/7980 variables, 5/7597 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/7980 variables, 40/7637 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/7980 variables, 0/7637 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 16 (OVERLAPS) 800/8780 variables, 800/8437 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/8780 variables, 360/8797 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/8780 variables, 0/8797 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 19 (OVERLAPS) 82/8862 variables, 42/8839 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/8862 variables, 42/8881 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/8862 variables, 2/8883 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/8862 variables, 40/8923 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/8862 variables, 0/8923 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 24 (OVERLAPS) 0/8862 variables, 0/8923 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8862/8862 variables, and 8923 constraints, problems are : Problem set: 0 solved, 6 unsolved in 25049 ms.
Refiners :[Domain max(s): 441/441 constraints, Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 441/441 constraints, ReadFeed: 8020/8020 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 274/294 variables, 14/34 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/294 variables, 274/308 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/294 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 5481/5775 variables, 294/602 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5775 variables, 4020/4622 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5775 variables, 3/4625 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5775 variables, 0/4625 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (OVERLAPS) 2020/7795 variables, 2400/7025 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/7795 variables, 360/7385 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/7795 variables, 0/7385 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (OVERLAPS) 185/7980 variables, 105/7490 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/7980 variables, 105/7595 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/7980 variables, 5/7600 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/7980 variables, 40/7640 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/7980 variables, 3/7643 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/7980 variables, 0/7643 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 18 (OVERLAPS) 800/8780 variables, 800/8443 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/8780 variables, 360/8803 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/8780 variables, 0/8803 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 21 (OVERLAPS) 82/8862 variables, 42/8845 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/8862 variables, 42/8887 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/8862 variables, 2/8889 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/8862 variables, 40/8929 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/8862 variables, 0/8929 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 8862/8862 variables, and 8929 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45013 ms.
Refiners :[Domain max(s): 441/441 constraints, Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 441/441 constraints, ReadFeed: 8020/8020 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 70228ms problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 441 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 631 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 632 ms. Remains : 441/441 places, 8421/8421 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 410 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-05-29 19:28:10] [INFO ] Invariant cache hit.
[2024-05-29 19:28:11] [INFO ] Implicit Places using invariants in 1425 ms returned []
[2024-05-29 19:28:11] [INFO ] Invariant cache hit.
[2024-05-29 19:28:14] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-05-29 19:28:45] [INFO ] Performed 326/441 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-29 19:28:52] [INFO ] Implicit Places using invariants and state equation in 41383 ms returned []
Implicit Place search using SMT with State Equation took 42810 ms to find 0 implicit places.
[2024-05-29 19:28:54] [INFO ] Redundant transitions in 1706 ms returned []
Running 8401 sub problems to find dead transitions.
[2024-05-29 19:28:54] [INFO ] Invariant cache hit.
[2024-05-29 19:28:54] [INFO ] State equation strengthened by 8020 read => feed constraints.
(s15 1.0timeout
^^^^^^^^^^
(error "Invalid token: 1.0timeout")
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 1.0)
(s2 1.0)
(s3 1.0)
(s4 1.0)
(s5 1.0)
(s6 1.0)
(s7 1.0)
(s8 1.0)
(s9 1.0)
(s10 1.0)
(s11 1.0)
(s12 1.0)
(s13 1.0)
(s14 1.0)
(s15 1.0timeout
) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
SMT process timed out in 48473ms, After SMT, problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 48587ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 93545 ms. Remains : 441/441 places, 8421/8421 transitions.
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' '!((F(p0)&&(X(p1) U G(X(!G((p0 U p1)))))))'
Support contains 441 out of 441 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 402 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-05-29 19:29:44] [INFO ] Invariant cache hit.
[2024-05-29 19:29:45] [INFO ] Implicit Places using invariants in 245 ms returned []
[2024-05-29 19:29:45] [INFO ] Invariant cache hit.
[2024-05-29 19:29:47] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-05-29 19:29:48] [INFO ] Implicit Places using invariants and state equation in 3530 ms returned []
Implicit Place search using SMT with State Equation took 3777 ms to find 0 implicit places.
[2024-05-29 19:29:50] [INFO ] Redundant transitions in 1747 ms returned []
Running 8401 sub problems to find dead transitions.
[2024-05-29 19:29:50] [INFO ] Invariant cache hit.
[2024-05-29 19:29:50] [INFO ] State equation strengthened by 8020 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
SMT process timed out in 49594ms, After SMT, problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 49696ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 55652 ms. Remains : 441/441 places, 8421/8421 transitions.
Stuttering acceptance computed with spot in 627 ms :[(OR (NOT p0) p1), p1, (NOT p0), p1]
Running random walk in product with property : TokenRing-PT-020-LTLFireability-01
Product exploration timeout after 29000 steps with 0 reset in 10002 ms.
Stack based approach found an accepted trace after 544 steps with 0 reset with depth 545 and stack size 545 in 153 ms.
FORMULA TokenRing-PT-020-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property TokenRing-PT-020-LTLFireability-01 finished in 66662 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(p0) U !p1))||G(p1)))'
Support contains 441 out of 441 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 20 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-05-29 19:30:50] [INFO ] Invariant cache hit.
[2024-05-29 19:30:51] [INFO ] Implicit Places using invariants in 137 ms returned []
[2024-05-29 19:30:51] [INFO ] Invariant cache hit.
[2024-05-29 19:30:53] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-05-29 19:30:54] [INFO ] Implicit Places using invariants and state equation in 3406 ms returned []
Implicit Place search using SMT with State Equation took 3545 ms to find 0 implicit places.
Running 8401 sub problems to find dead transitions.
[2024-05-29 19:30:54] [INFO ] Invariant cache hit.
[2024-05-29 19:30:54] [INFO ] State equation strengthened by 8020 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) 0/441 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
SMT process timed out in 49143ms, After SMT, problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 49232ms
Finished structural reductions in LTL mode , in 1 iterations and 52938 ms. Remains : 441/441 places, 8421/8421 transitions.
Stuttering acceptance computed with spot in 267 ms :[false, p1, false, (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : TokenRing-PT-020-LTLFireability-02
Product exploration explored 100000 steps with 50000 reset in 2329 ms.
Product exploration explored 100000 steps with 50000 reset in 1337 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 p1)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 22 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA TokenRing-PT-020-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property TokenRing-PT-020-LTLFireability-02 finished in 57024 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(G(p0)))'
Support contains 441 out of 441 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 18 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-05-29 19:31:47] [INFO ] Invariant cache hit.
[2024-05-29 19:31:48] [INFO ] Implicit Places using invariants in 135 ms returned []
[2024-05-29 19:31:48] [INFO ] Invariant cache hit.
[2024-05-29 19:31:50] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-05-29 19:31:51] [INFO ] Implicit Places using invariants and state equation in 3357 ms returned []
Implicit Place search using SMT with State Equation took 3496 ms to find 0 implicit places.
Running 8401 sub problems to find dead transitions.
[2024-05-29 19:31:51] [INFO ] Invariant cache hit.
[2024-05-29 19:31:51] [INFO ] State equation strengthened by 8020 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
SMT process timed out in 47753ms, After SMT, problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 47839ms
Finished structural reductions in LTL mode , in 1 iterations and 51377 ms. Remains : 441/441 places, 8421/8421 transitions.
Stuttering acceptance computed with spot in 122 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : TokenRing-PT-020-LTLFireability-04
Entered a terminal (fully accepting) state of product in 67 steps with 0 reset in 28 ms.
FORMULA TokenRing-PT-020-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TokenRing-PT-020-LTLFireability-04 finished in 51639 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(((F(p1) U G(p2))||p0))))'
Support contains 42 out of 441 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 27 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-05-29 19:32:39] [INFO ] Invariant cache hit.
[2024-05-29 19:32:39] [INFO ] Implicit Places using invariants in 207 ms returned []
[2024-05-29 19:32:39] [INFO ] Invariant cache hit.
[2024-05-29 19:32:42] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-05-29 19:32:43] [INFO ] Implicit Places using invariants and state equation in 3496 ms returned []
Implicit Place search using SMT with State Equation took 3706 ms to find 0 implicit places.
Running 8401 sub problems to find dead transitions.
[2024-05-29 19:32:43] [INFO ] Invariant cache hit.
[2024-05-29 19:32:43] [INFO ] State equation strengthened by 8020 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) 0/441 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
SMT process timed out in 48870ms, After SMT, problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 48974ms
Finished structural reductions in LTL mode , in 1 iterations and 52725 ms. Remains : 441/441 places, 8421/8421 transitions.
Stuttering acceptance computed with spot in 331 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : TokenRing-PT-020-LTLFireability-05
Product exploration explored 100000 steps with 1427 reset in 1753 ms.
Product exploration explored 100000 steps with 1425 reset in 1835 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) (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND (NOT p0) p2))), (X (NOT p0)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 2225 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 842 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), false, false]
Reduction of identical properties reduced properties to check from 6 to 4
RANDOM walk for 40000 steps (8 resets) in 1765 ms. (22 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40000 steps (8 resets) in 1137 ms. (35 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (8 resets) in 736 ms. (54 steps per ms) remains 2/2 properties
[2024-05-29 19:33:40] [INFO ] Invariant cache hit.
[2024-05-29 19:33:40] [INFO ] State equation strengthened by 8020 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 42/42 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 2/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 441/483 variables, 42/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/483 variables, 20/106 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/483 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 800/1283 variables, 800/906 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1283 variables, 0/906 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 82/1365 variables, 42/948 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1365 variables, 42/990 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1365 variables, 2/992 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1365 variables, 0/992 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 800/2165 variables, 800/1792 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2165 variables, 0/1792 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 82/2247 variables, 42/1834 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2247 variables, 42/1876 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2247 variables, 2/1878 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2247/8862 variables, and 1878 constraints, problems are : Problem set: 0 solved, 2 unsolved in 5095 ms.
Refiners :[Domain max(s): 126/441 constraints, Positive P Invariants (semi-flows): 6/21 constraints, State Equation: 126/441 constraints, ReadFeed: 1620/8020 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Problem apf2 is UNSAT
Problem apf5 is UNSAT
After SMT solving in domain Int declared 42/8862 variables, and 42 constraints, problems are : Problem set: 2 solved, 0 unsolved in 303 ms.
Refiners :[Domain max(s): 42/441 constraints, Positive P Invariants (semi-flows): 0/21 constraints, State Equation: 0/441 constraints, ReadFeed: 0/8020 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 5620ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND (NOT p0) p2))), (X (NOT p0)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT p0))), (G (OR p0 (NOT p2))), (G (OR (NOT p0) p2))]
False Knowledge obtained : [(F p0), (F (NOT (OR (NOT p0) (NOT p2)))), (F p2), (F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 11 factoid took 1300 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 625 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 1296 ms :[(NOT p2), (NOT p2)]
[2024-05-29 19:33:50] [INFO ] Invariant cache hit.
[2024-05-29 19:34:01] [INFO ] [Real]Absence check using 21 positive place invariants in 109 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:851)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:584)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:619)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:581)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:252)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:958)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-29 19:34:05] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression EG (NOT p2)
Could not prove EG (NOT p2)
Support contains 42 out of 441 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 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 286 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-05-29 19:34:06] [INFO ] Invariant cache hit.
[2024-05-29 19:34:06] [INFO ] Implicit Places using invariants in 453 ms returned []
[2024-05-29 19:34:06] [INFO ] Invariant cache hit.
[2024-05-29 19:34:12] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-05-29 19:34:18] [INFO ] Implicit Places using invariants and state equation in 12114 ms returned []
Implicit Place search using SMT with State Equation took 13002 ms to find 0 implicit places.
[2024-05-29 19:34:20] [INFO ] Redundant transitions in 1321 ms returned []
Running 8401 sub problems to find dead transitions.
[2024-05-29 19:34:20] [INFO ] Invariant cache hit.
[2024-05-29 19:34:20] [INFO ] State equation strengthened by 8020 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
SMT process timed out in 50032ms, After SMT, problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 50140ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 64891 ms. Remains : 441/441 places, 8421/8421 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 : [(NOT p2), (X (NOT p2)), (X (X (NOT p2)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 366 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 143 ms :[(NOT p2), (NOT p2)]
RANDOM walk for 264 steps (0 resets) in 8 ms. (29 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p2), (X (NOT p2)), (X (X (NOT p2)))]
False Knowledge obtained : [(F p2)]
Knowledge based reduction with 3 factoid took 94 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 p2), (NOT p2)]
Stuttering acceptance computed with spot in 63 ms :[(NOT p2), (NOT p2)]
[2024-05-29 19:35:11] [INFO ] Invariant cache hit.
[2024-05-29 19:35:23] [INFO ] [Real]Absence check using 21 positive place invariants in 20 ms returned sat
[2024-05-29 19:35:25] [INFO ] [Real]Absence check using state equation in 2207 ms returned sat
[2024-05-29 19:35:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-29 19:35:35] [INFO ] [Nat]Absence check using 21 positive place invariants in 18 ms returned sat
[2024-05-29 19:35:37] [INFO ] [Nat]Absence check using state equation in 2146 ms returned sat
[2024-05-29 19:35:37] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-05-29 19:35:39] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-29 19:35:40] [INFO ] [Nat]Added 8020 Read/Feed constraints in 3015 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:954)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:875)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:587)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:619)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:581)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:262)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:958)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-29 19:35:41] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed... while checking expression EG (NOT p2)
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 99 ms :[(NOT p2), (NOT p2)]
Product exploration explored 100000 steps with 1439 reset in 1204 ms.
Product exploration explored 100000 steps with 1443 reset in 1031 ms.
Support contains 42 out of 441 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 326 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-05-29 19:35:43] [INFO ] Invariant cache hit.
[2024-05-29 19:35:45] [INFO ] Implicit Places using invariants in 1291 ms returned []
[2024-05-29 19:35:45] [INFO ] Invariant cache hit.
[2024-05-29 19:35:47] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-05-29 19:36:18] [INFO ] Performed 382/441 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-29 19:36:22] [INFO ] Implicit Places using invariants and state equation in 36949 ms returned []
Implicit Place search using SMT with State Equation took 38243 ms to find 0 implicit places.
[2024-05-29 19:36:23] [INFO ] Redundant transitions in 1595 ms returned []
Running 8401 sub problems to find dead transitions.
[2024-05-29 19:36:23] [INFO ] Invariant cache hit.
[2024-05-29 19:36:23] [INFO ] State equation strengthened by 8020 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
SMT process timed out in 48204ms, After SMT, problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 48286ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 88465 ms. Remains : 441/441 places, 8421/8421 transitions.
Treatment of property TokenRing-PT-020-LTLFireability-05 finished in 274040 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))||G((F(p2)&&p1))))'
Support contains 441 out of 441 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 166 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-05-29 19:37:13] [INFO ] Invariant cache hit.
[2024-05-29 19:37:13] [INFO ] Implicit Places using invariants in 132 ms returned []
[2024-05-29 19:37:13] [INFO ] Invariant cache hit.
[2024-05-29 19:37:15] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-05-29 19:37:17] [INFO ] Implicit Places using invariants and state equation in 3313 ms returned []
Implicit Place search using SMT with State Equation took 3447 ms to find 0 implicit places.
[2024-05-29 19:37:18] [INFO ] Redundant transitions in 1221 ms returned []
Running 8401 sub problems to find dead transitions.
[2024-05-29 19:37:18] [INFO ] Invariant cache hit.
[2024-05-29 19:37:18] [INFO ] State equation strengthened by 8020 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
SMT process timed out in 48693ms, After SMT, problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 48934ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 53782 ms. Remains : 441/441 places, 8421/8421 transitions.
Stuttering acceptance computed with spot in 169 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : TokenRing-PT-020-LTLFireability-07
Product exploration timeout after 14870 steps with 0 reset in 10002 ms.
Stack based approach found an accepted trace after 498 steps with 0 reset with depth 499 and stack size 499 in 295 ms.
FORMULA TokenRing-PT-020-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property TokenRing-PT-020-LTLFireability-07 finished in 64354 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(((G(p0) U p1)||X(X(p2)))))'
Support contains 8 out of 441 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 135 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-05-29 19:38:18] [INFO ] Invariant cache hit.
[2024-05-29 19:38:19] [INFO ] Implicit Places using invariants in 1585 ms returned []
[2024-05-29 19:38:19] [INFO ] Invariant cache hit.
[2024-05-29 19:38:21] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-05-29 19:38:53] [INFO ] Performed 334/441 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-29 19:39:00] [INFO ] Implicit Places using invariants and state equation in 41308 ms returned []
Implicit Place search using SMT with State Equation took 42895 ms to find 0 implicit places.
Running 8401 sub problems to find dead transitions.
[2024-05-29 19:39:01] [INFO ] Invariant cache hit.
[2024-05-29 19:39:01] [INFO ] State equation strengthened by 8020 read => feed constraints.
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(s395 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
SMT process timed out in 47844ms, After SMT, problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 47924ms
Finished structural reductions in LTL mode , in 1 iterations and 90979 ms. Remains : 441/441 places, 8421/8421 transitions.
Stuttering acceptance computed with spot in 504 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p2)), (NOT p0), true, (AND (NOT p1) (NOT p2)), (NOT p2), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : TokenRing-PT-020-LTLFireability-08
Product exploration explored 100000 steps with 25000 reset in 1126 ms.
Product exploration explored 100000 steps with 25000 reset in 1096 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) (NOT p0) p2), (X (NOT (AND (NOT p1) p0))), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 p0)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 449 ms. Reduced automaton from 10 states, 19 edges and 3 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 203 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), true]
RANDOM walk for 240 steps (0 resets) in 10 ms. (21 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0) p2), (X (NOT (AND (NOT p1) p0))), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 p0)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT p2))]
Knowledge based reduction with 9 factoid took 207 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 202 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), true]
Stuttering acceptance computed with spot in 206 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), true]
Support contains 2 out of 441 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 205 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
[2024-05-29 19:39:53] [INFO ] Invariant cache hit.
[2024-05-29 19:39:54] [INFO ] Implicit Places using invariants in 1657 ms returned []
[2024-05-29 19:39:54] [INFO ] Invariant cache hit.
[2024-05-29 19:39:57] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2024-05-29 19:40:28] [INFO ] Performed 333/441 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-29 19:40:36] [INFO ] Implicit Places using invariants and state equation in 41702 ms returned []
Implicit Place search using SMT with State Equation took 43366 ms to find 0 implicit places.
Running 8401 sub problems to find dead transitions.
[2024-05-29 19:40:36] [INFO ] Invariant cache hit.
[2024-05-29 19:40:36] [INFO ] State equation strengthened by 8020 read => feed constraints.
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(s233 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 8401 unsolved
SMT process timed out in 47650ms, After SMT, problems are : Problem set: 0 solved, 8401 unsolved
Search for dead transitions found 0 dead transitions in 47731ms
Finished structural reductions in LTL mode , in 1 iterations and 91311 ms. Remains : 441/441 places, 8421/8421 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 : [p2]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 107 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 216 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), true]
RANDOM walk for 264 steps (0 resets) in 13 ms. (18 steps per ms) remains 0/1 properties
Knowledge obtained : [p2]
False Knowledge obtained : [(F (NOT p2))]
Knowledge based reduction with 1 factoid took 135 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 212 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), true]
Stuttering acceptance computed with spot in 216 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), true]
Stuttering acceptance computed with spot in 214 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), true]
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running TokenRing-PT-020
IS_COLORED=
IS_NUPN=1
LOADING model.pnml ...
MODEL CLASS: P/T NET WITH NUPN EXTENSION
PLACES: 441
TRANSITIONS: 8421
CONSTANTS: 0
TEMPLATE VARS: 0
ARCS: 33684
NUPN UNITS: 22
LOADING TIME: 10.687
SAVING AS /home/mcc/execution/model.(net/def) ...
exportGspn useExt=true
SAVING TIME: 0.258
SAVING NAME MAP FILE /home/mcc/execution/model.id2name ...
SAVING NUPN UNITS AS FILE /home/mcc/execution/model.nu ...
TOTAL TIME: 12.418
OK.
----------------------------------------------------------------------
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: 1214
MODEL NAME: /home/mcc/execution/model
441 places, 8421 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.
Building monolithic NSF...
EXITCODE: 0
----------------------------------------------------------------------
BK_STOP 1717012673746
--------------------
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="TokenRing-PT-020"
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 TokenRing-PT-020, 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 r421-smll-171690572800180"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/TokenRing-PT-020.tgz
mv TokenRing-PT-020 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 ;