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.r399-tall-171690531300879.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 Szymanski-PT-b06, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r399-tall-171690531300879
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.1M
-rw-r--r-- 1 mcc users 7.7K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 19 07:17 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 19 16:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 19 07:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 19 19:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 110K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.7K Apr 11 15:05 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 85K Apr 11 15:05 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K May 19 07:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 19 15:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 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 3.7M 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 Szymanski-PT-b06-ReachabilityFireability-2024-00
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2024-01
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2024-02
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2024-03
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2024-04
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2024-05
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2024-06
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2024-07
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2024-08
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2024-09
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2024-10
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2024-11
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2024-12
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2024-13
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2024-14
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1717101432208

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Szymanski-PT-b06
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-30 20:37:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-05-30 20:37:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-30 20:37:13] [INFO ] Load time of PNML (sax parser for PT used): 322 ms
[2024-05-30 20:37:13] [INFO ] Transformed 568 places.
[2024-05-30 20:37:13] [INFO ] Transformed 8320 transitions.
[2024-05-30 20:37:13] [INFO ] Parsed PT model containing 568 places and 8320 transitions and 33408 arcs in 461 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 35 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 260 places in 17 ms
Reduce places removed 260 places and 256 transitions.
FORMULA Szymanski-PT-b06-ReachabilityFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40010 steps (9 resets) in 1379 ms. (28 steps per ms) remains 14/15 properties
FORMULA Szymanski-PT-b06-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (10 resets) in 499 ms. (80 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (12 resets) in 477 ms. (83 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (10 resets) in 240 ms. (165 steps per ms) remains 13/14 properties
FORMULA Szymanski-PT-b06-ReachabilityFireability-2024-13 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40003 steps (11 resets) in 202 ms. (197 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (9 resets) in 112 ms. (354 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (10 resets) in 182 ms. (218 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (10 resets) in 121 ms. (327 steps per ms) remains 12/13 properties
FORMULA Szymanski-PT-b06-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40002 steps (9 resets) in 120 ms. (330 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (10 resets) in 334 ms. (119 steps per ms) remains 11/12 properties
FORMULA Szymanski-PT-b06-ReachabilityFireability-2024-09 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40003 steps (10 resets) in 466 ms. (85 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (10 resets) in 95 ms. (416 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (15 resets) in 134 ms. (296 steps per ms) remains 10/11 properties
FORMULA Szymanski-PT-b06-ReachabilityFireability-2024-12 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 370 ms. (107 steps per ms) remains 10/10 properties
[2024-05-30 20:37:15] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
// Phase 1: matrix 2733 rows 308 cols
[2024-05-30 20:37:15] [INFO ] Computed 3 invariants in 42 ms
[2024-05-30 20:37:15] [INFO ] State equation strengthened by 147 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/154 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Problem Szymanski-PT-b06-ReachabilityFireability-2024-00 is UNSAT
FORMULA Szymanski-PT-b06-ReachabilityFireability-2024-00 FALSE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-b06-ReachabilityFireability-2024-02 is UNSAT
FORMULA Szymanski-PT-b06-ReachabilityFireability-2024-02 FALSE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-b06-ReachabilityFireability-2024-03 is UNSAT
FORMULA Szymanski-PT-b06-ReachabilityFireability-2024-03 FALSE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-b06-ReachabilityFireability-2024-08 is UNSAT
FORMULA Szymanski-PT-b06-ReachabilityFireability-2024-08 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 153/307 variables, 2/2 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/307 variables, 0/2 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 1/308 variables, 1/3 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/308 variables, 0/3 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 2733/3041 variables, 308/311 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3041 variables, 147/458 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3041 variables, 0/458 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/3041 variables, 0/458 constraints. Problems are: Problem set: 4 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3041/3041 variables, and 458 constraints, problems are : Problem set: 4 solved, 6 unsolved in 5044 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 308/308 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 10/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 4 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/104 variables, 0/0 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 203/307 variables, 2/2 constraints. Problems are: Problem set: 4 solved, 6 unsolved
[2024-05-30 20:37:22] [INFO ] Deduced a trap composed of 73 places in 543 ms of which 23 ms to minimize.
[2024-05-30 20:37:22] [INFO ] Deduced a trap composed of 135 places in 520 ms of which 4 ms to minimize.
[2024-05-30 20:37:23] [INFO ] Deduced a trap composed of 130 places in 531 ms of which 2 ms to minimize.
[2024-05-30 20:37:23] [INFO ] Deduced a trap composed of 139 places in 495 ms of which 2 ms to minimize.
[2024-05-30 20:37:24] [INFO ] Deduced a trap composed of 73 places in 506 ms of which 2 ms to minimize.
[2024-05-30 20:37:24] [INFO ] Deduced a trap composed of 73 places in 435 ms of which 3 ms to minimize.
[2024-05-30 20:37:25] [INFO ] Deduced a trap composed of 196 places in 362 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/307 variables, 7/9 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/307 variables, 0/9 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 1/308 variables, 1/10 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/308 variables, 0/10 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 2733/3041 variables, 308/318 constraints. Problems are: Problem set: 4 solved, 6 unsolved
SMT process timed out in 10828ms, After SMT, problems are : Problem set: 4 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 104 out of 308 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 308/308 places, 8064/8064 transitions.
Graph (complete) has 9195 edges and 308 vertex of which 306 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.18 ms
Discarding 2 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 352 ms. Remains 306 /308 variables (removed 2) and now considering 8064/8064 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 365 ms. Remains : 306/308 places, 8064/8064 transitions.
RANDOM walk for 40008 steps (12 resets) in 190 ms. (209 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (11 resets) in 101 ms. (392 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (13 resets) in 100 ms. (396 steps per ms) remains 5/6 properties
FORMULA Szymanski-PT-b06-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40003 steps (13 resets) in 125 ms. (317 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (10 resets) in 168 ms. (236 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (15 resets) in 83 ms. (476 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (10 resets) in 213 ms. (186 steps per ms) remains 5/5 properties
[2024-05-30 20:37:27] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
// Phase 1: matrix 2733 rows 306 cols
[2024-05-30 20:37:27] [INFO ] Computed 1 invariants in 26 ms
[2024-05-30 20:37:27] [INFO ] State equation strengthened by 147 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/102 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 204/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 2733/3039 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3039 variables, 147/454 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3039 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/3039 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3039/3039 variables, and 454 constraints, problems are : Problem set: 0 solved, 5 unsolved in 6900 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 5/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/102 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 204/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 2733/3039 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3039 variables, 147/454 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3039 variables, 1/455 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3039 variables, 0/455 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/3039 variables, 0/455 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3039/3039 variables, and 455 constraints, problems are : Problem set: 0 solved, 5 unsolved in 17621 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 5/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 24726ms problems are : Problem set: 0 solved, 5 unsolved
Parikh walk visited 0 properties in 1206 ms.
Support contains 102 out of 306 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Applied a total of 0 rules in 295 ms. Remains 306 /306 variables (removed 0) and now considering 8064/8064 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 295 ms. Remains : 306/306 places, 8064/8064 transitions.
RANDOM walk for 40011 steps (10 resets) in 156 ms. (254 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (14 resets) in 132 ms. (300 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (12 resets) in 90 ms. (439 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (9 resets) in 175 ms. (227 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (13 resets) in 63 ms. (625 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (14 resets) in 105 ms. (377 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 127764 steps, run timeout after 3001 ms. (steps per millisecond=42 ) properties seen :0 out of 5
Probabilistic random walk after 127764 steps, saw 67686 distinct states, run finished after 3005 ms. (steps per millisecond=42 ) properties seen :0
[2024-05-30 20:37:56] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-05-30 20:37:56] [INFO ] Invariant cache hit.
[2024-05-30 20:37:56] [INFO ] State equation strengthened by 147 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/102 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 204/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 2733/3039 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3039 variables, 147/454 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3039 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/3039 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3039/3039 variables, and 454 constraints, problems are : Problem set: 0 solved, 5 unsolved in 6816 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 5/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/102 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 204/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 2733/3039 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3039 variables, 147/454 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3039 variables, 1/455 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3039 variables, 0/455 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/3039 variables, 0/455 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3039/3039 variables, and 455 constraints, problems are : Problem set: 0 solved, 5 unsolved in 19436 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 5/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 26397ms problems are : Problem set: 0 solved, 5 unsolved
Parikh walk visited 0 properties in 490 ms.
Support contains 102 out of 306 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Applied a total of 0 rules in 170 ms. Remains 306 /306 variables (removed 0) and now considering 8064/8064 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 170 ms. Remains : 306/306 places, 8064/8064 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Applied a total of 0 rules in 178 ms. Remains 306 /306 variables (removed 0) and now considering 8064/8064 (removed 0) transitions.
[2024-05-30 20:38:24] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-05-30 20:38:24] [INFO ] Invariant cache hit.
[2024-05-30 20:38:24] [INFO ] Implicit Places using invariants in 255 ms returned []
[2024-05-30 20:38:24] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-05-30 20:38:24] [INFO ] Invariant cache hit.
[2024-05-30 20:38:24] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 20:38:36] [INFO ] Implicit Places using invariants and state equation in 11856 ms returned []
Implicit Place search using SMT with State Equation took 12129 ms to find 0 implicit places.
[2024-05-30 20:38:37] [INFO ] Redundant transitions in 956 ms returned []
Running 8062 sub problems to find dead transitions.
[2024-05-30 20:38:37] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-05-30 20:38:37] [INFO ] Invariant cache hit.
[2024-05-30 20:38:37] [INFO ] State equation strengthened by 147 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) 0/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8062 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 306/3039 variables, and 1 constraints, problems are : Problem set: 0 solved, 8062 unsolved in 30131 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/306 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 8062/8062 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8062 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8062 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 306/3039 variables, and 1 constraints, problems are : Problem set: 0 solved, 8062 unsolved in 30122 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/306 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/8062 constraints, Known Traps: 0/0 constraints]
After SMT, in 89054ms problems are : Problem set: 0 solved, 8062 unsolved
Search for dead transitions found 0 dead transitions in 89125ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 102429 ms. Remains : 306/306 places, 8064/8064 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 5331 transitions
Reduce isomorphic transitions removed 5331 transitions.
Iterating post reduction 0 with 5331 rules applied. Total rules applied 5331 place count 306 transition count 2733
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 5333 place count 306 transition count 2731
Applied a total of 5333 rules in 192 ms. Remains 306 /306 variables (removed 0) and now considering 2731/8064 (removed 5333) transitions.
Running SMT prover for 5 properties.
// Phase 1: matrix 2731 rows 306 cols
[2024-05-30 20:40:06] [INFO ] Computed 1 invariants in 29 ms
[2024-05-30 20:40:06] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 3 ms returned sat
[2024-05-30 20:40:06] [INFO ] After 90ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2024-05-30 20:40:06] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 2 ms returned sat
SMT process timed out, exceeded limit of 225
[2024-05-30 20:40:07] [INFO ] After 503ms SMT Verify possible using After timeout in natural domain returned unsat :0 sat :5
[2024-05-30 20:40:07] [INFO ] After 604ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Over-approximation ignoring read arcs solved 0 properties in 1029 ms.
[2024-05-30 20:40:07] [INFO ] Export to MCC of 5 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 7 ms.
[2024-05-30 20:40:07] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 306 places, 8064 transitions and 32128 arcs took 38 ms.
[2024-05-30 20:40:08] [INFO ] Flatten gal took : 469 ms
Total runtime 174711 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running Szymanski-PT-b06

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/405/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 306
TRANSITIONS: 8064
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.152s, Sys 0.013s]


SAVING FILE /home/mcc/execution/405/model (.net / .def) ...
EXPORT TIME: [User 0.023s, Sys 0.000s]


----------------------------------------------------------------------
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: 608
MODEL NAME: /home/mcc/execution/405/model
306 places, 8064 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 ReachabilityFireability -timeout 360 -rebuildPNML
Error in allocating array of size 16777216 at unique_table.cc, line 313
MEDDLY ERROR: Insufficient memory

MEDDLY ERROR: Insufficient memory

Error in allocating array of size 16777216 at unique_table.cc, line 313
MEDDLY ERROR: Insufficient memory

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="Szymanski-PT-b06"
export BK_EXAMINATION="ReachabilityFireability"
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 Szymanski-PT-b06, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r399-tall-171690531300879"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Szymanski-PT-b06.tgz
mv Szymanski-PT-b06 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;