About the Execution of GreatSPN+red for Szymanski-PT-b08
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 14616.680 | 262552.00 | 327304.00 | 638.70 | 0 0 1 0 1 0 0 0 1 8 0 0 1 0 0 0 | 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.r399-tall-171690531300885.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-b08, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r399-tall-171690531300885
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.0M
-rw-r--r-- 1 mcc users 5.7K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 60K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K 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 2.1K May 19 07:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 19 19:28 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.8K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 89K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 46K May 14 13:22 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 positive values
NUM_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME Szymanski-PT-b08-UpperBounds-00
FORMULA_NAME Szymanski-PT-b08-UpperBounds-01
FORMULA_NAME Szymanski-PT-b08-UpperBounds-02
FORMULA_NAME Szymanski-PT-b08-UpperBounds-03
FORMULA_NAME Szymanski-PT-b08-UpperBounds-04
FORMULA_NAME Szymanski-PT-b08-UpperBounds-05
FORMULA_NAME Szymanski-PT-b08-UpperBounds-06
FORMULA_NAME Szymanski-PT-b08-UpperBounds-07
FORMULA_NAME Szymanski-PT-b08-UpperBounds-08
FORMULA_NAME Szymanski-PT-b08-UpperBounds-09
FORMULA_NAME Szymanski-PT-b08-UpperBounds-10
FORMULA_NAME Szymanski-PT-b08-UpperBounds-11
FORMULA_NAME Szymanski-PT-b08-UpperBounds-12
FORMULA_NAME Szymanski-PT-b08-UpperBounds-13
FORMULA_NAME Szymanski-PT-b08-UpperBounds-14
FORMULA_NAME Szymanski-PT-b08-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1717104294237
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Szymanski-PT-b08
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-30 21:24:55] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-05-30 21:24:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-30 21:24:55] [INFO ] Load time of PNML (sax parser for PT used): 318 ms
[2024-05-30 21:24:55] [INFO ] Transformed 568 places.
[2024-05-30 21:24:55] [INFO ] Transformed 8320 transitions.
[2024-05-30 21:24:55] [INFO ] Parsed PT model containing 568 places and 8320 transitions and 33408 arcs in 450 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Deduced a syphon composed of 260 places in 18 ms
Reduce places removed 260 places and 256 transitions.
FORMULA Szymanski-PT-b08-UpperBounds-00 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-UpperBounds-01 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-UpperBounds-03 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-UpperBounds-05 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-UpperBounds-07 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-UpperBounds-11 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-UpperBounds-13 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-UpperBounds-14 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-UpperBounds-15 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf]
[2024-05-30 21:24:55] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
// Phase 1: matrix 2733 rows 308 cols
[2024-05-30 21:24:55] [INFO ] Computed 3 invariants in 75 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 8, 1]
RANDOM walk for 10007 steps (3 resets) in 53 ms. (185 steps per ms)
FORMULA Szymanski-PT-b08-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Szymanski-PT-b08-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Szymanski-PT-b08-UpperBounds-09 8 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 30002 steps (8 resets) in 83 ms. (357 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[1, 1]
[2024-05-30 21:24:56] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-05-30 21:24:56] [INFO ] Invariant cache hit.
[2024-05-30 21:24:56] [INFO ] [Real]Absence check using 2 positive place invariants in 6 ms returned sat
[2024-05-30 21:24:56] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 9 ms returned sat
[2024-05-30 21:24:56] [INFO ] [Real]Absence check using state equation in 467 ms returned sat
[2024-05-30 21:24:56] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 21:24:57] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-30 21:24:57] [INFO ] [Real]Added 147 Read/Feed constraints in 832 ms returned sat
[2024-05-30 21:24:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-30 21:24:57] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2024-05-30 21:24:57] [INFO ] [Nat]Absence check using 2 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-30 21:24:58] [INFO ] [Nat]Absence check using state equation in 370 ms returned sat
[2024-05-30 21:24:58] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-30 21:24:59] [INFO ] [Nat]Added 147 Read/Feed constraints in 1110 ms returned unknown
[2024-05-30 21:24:59] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2024-05-30 21:24:59] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-30 21:24:59] [INFO ] [Real]Absence check using state equation in 593 ms returned sat
[2024-05-30 21:25:00] [INFO ] [Real]Added 147 Read/Feed constraints in 190 ms returned sat
[2024-05-30 21:25:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-30 21:25:00] [INFO ] [Nat]Absence check using 2 positive place invariants in 3 ms returned sat
[2024-05-30 21:25:00] [INFO ] [Nat]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-30 21:25:00] [INFO ] [Nat]Absence check using state equation in 580 ms returned sat
[2024-05-30 21:25:01] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-30 21:25:01] [INFO ] [Nat]Added 147 Read/Feed constraints in 986 ms returned sat
[2024-05-30 21:25:02] [INFO ] Deduced a trap composed of 135 places in 599 ms of which 23 ms to minimize.
[2024-05-30 21:25:03] [INFO ] Deduced a trap composed of 132 places in 612 ms of which 3 ms to minimize.
[2024-05-30 21:25:03] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1466 ms
[2024-05-30 21:25:04] [INFO ] Computed and/alt/rep : 9/11/9 causal constraints (skipped 2722 transitions) in 612 ms.
[2024-05-30 21:25:04] [INFO ] Added : 0 causal constraints over 0 iterations in 803 ms. Result :sat
Minimization took 590 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0] Max Struct:[1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0] Max Struct:[1, 1]
Support contains 2 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.15 ms
Discarding 2 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 128 transitions
Reduce isomorphic transitions removed 128 transitions.
Iterating post reduction 0 with 128 rules applied. Total rules applied 129 place count 306 transition count 7936
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 130 place count 305 transition count 7808
Iterating global reduction 1 with 1 rules applied. Total rules applied 131 place count 305 transition count 7808
Applied a total of 131 rules in 434 ms. Remains 305 /308 variables (removed 3) and now considering 7808/8064 (removed 256) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 445 ms. Remains : 305/308 places, 7808/8064 transitions.
[2024-05-30 21:25:05] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
// Phase 1: matrix 2604 rows 305 cols
[2024-05-30 21:25:05] [INFO ] Computed 3 invariants in 28 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0] Max Struct:[1, 1]
RANDOM walk for 1000006 steps (2 resets) in 1124 ms. (888 steps per ms)
BEST_FIRST walk for 2000001 steps (4 resets) in 1566 ms. (1276 steps per ms)
FORMULA Szymanski-PT-b08-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-05-30 21:25:07] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2024-05-30 21:25:07] [INFO ] Invariant cache hit.
[2024-05-30 21:25:08] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-30 21:25:08] [INFO ] [Real]Absence check using state equation in 352 ms returned sat
[2024-05-30 21:25:08] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 21:25:08] [INFO ] [Real]Added 147 Read/Feed constraints in 80 ms returned sat
[2024-05-30 21:25:08] [INFO ] Solution in real domain found non-integer solution.
[2024-05-30 21:25:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-30 21:25:08] [INFO ] [Nat]Absence check using state equation in 346 ms returned sat
[2024-05-30 21:25:13] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-30 21:25:14] [INFO ] [Nat]Added 147 Read/Feed constraints in 5097 ms returned sat
[2024-05-30 21:25:14] [INFO ] Deduced a trap composed of 136 places in 519 ms of which 2 ms to minimize.
[2024-05-30 21:25:15] [INFO ] Deduced a trap composed of 133 places in 507 ms of which 2 ms to minimize.
[2024-05-30 21:25:15] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1200 ms
[2024-05-30 21:25:15] [INFO ] Computed and/alt/rep : 9/11/9 causal constraints (skipped 2593 transitions) in 334 ms.
[2024-05-30 21:25:15] [INFO ] Added : 0 causal constraints over 0 iterations in 497 ms. Result :sat
Minimization took 4902 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 305 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place p134) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7807/7807 transitions.
Applied a total of 0 rules in 262 ms. Remains 305 /305 variables (removed 0) and now considering 7807/7807 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 262 ms. Remains : 305/305 places, 7807/7807 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7807/7807 transitions.
Applied a total of 0 rules in 296 ms. Remains 305 /305 variables (removed 0) and now considering 7807/7807 (removed 0) transitions.
[2024-05-30 21:25:21] [INFO ] Flow matrix only has 2603 transitions (discarded 5204 similar events)
// Phase 1: matrix 2603 rows 305 cols
[2024-05-30 21:25:21] [INFO ] Computed 3 invariants in 29 ms
[2024-05-30 21:25:21] [INFO ] Implicit Places using invariants in 597 ms returned []
[2024-05-30 21:25:21] [INFO ] Flow matrix only has 2603 transitions (discarded 5204 similar events)
[2024-05-30 21:25:21] [INFO ] Invariant cache hit.
[2024-05-30 21:25:22] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 21:25:42] [INFO ] Implicit Places using invariants and state equation in 20905 ms returned []
Implicit Place search using SMT with State Equation took 21506 ms to find 0 implicit places.
[2024-05-30 21:25:43] [INFO ] Redundant transitions in 881 ms returned []
Running 7805 sub problems to find dead transitions.
[2024-05-30 21:25:43] [INFO ] Flow matrix only has 2603 transitions (discarded 5204 similar events)
[2024-05-30 21:25:43] [INFO ] Invariant cache hit.
[2024-05-30 21:25:43] [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) 0/304 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7805 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 304/2908 variables, and 2 constraints, problems are : Problem set: 0 solved, 7805 unsolved in 30165 ms.
Refiners :[Positive P Invariants (semi-flows): 2/3 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7805/7805 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7805 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/304 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7805 unsolved
[2024-05-30 21:26:43] [INFO ] Deduced a trap composed of 81 places in 356 ms of which 5 ms to minimize.
[2024-05-30 21:26:44] [INFO ] Deduced a trap composed of 92 places in 345 ms of which 2 ms to minimize.
[2024-05-30 21:26:45] [INFO ] Deduced a trap composed of 92 places in 314 ms of which 1 ms to minimize.
[2024-05-30 21:26:46] [INFO ] Deduced a trap composed of 93 places in 284 ms of which 2 ms to minimize.
[2024-05-30 21:26:46] [INFO ] Deduced a trap composed of 57 places in 310 ms of which 1 ms to minimize.
[2024-05-30 21:26:49] [INFO ] Deduced a trap composed of 124 places in 379 ms of which 1 ms to minimize.
[2024-05-30 21:26:50] [INFO ] Deduced a trap composed of 128 places in 355 ms of which 1 ms to minimize.
[2024-05-30 21:26:50] [INFO ] Deduced a trap composed of 98 places in 354 ms of which 1 ms to minimize.
[2024-05-30 21:26:50] [INFO ] Deduced a trap composed of 121 places in 342 ms of which 1 ms to minimize.
[2024-05-30 21:26:51] [INFO ] Deduced a trap composed of 124 places in 335 ms of which 1 ms to minimize.
[2024-05-30 21:26:51] [INFO ] Deduced a trap composed of 120 places in 327 ms of which 1 ms to minimize.
[2024-05-30 21:26:53] [INFO ] Deduced a trap composed of 47 places in 342 ms of which 1 ms to minimize.
[2024-05-30 21:26:53] [INFO ] Deduced a trap composed of 131 places in 338 ms of which 1 ms to minimize.
[2024-05-30 21:26:54] [INFO ] Deduced a trap composed of 119 places in 342 ms of which 1 ms to minimize.
[2024-05-30 21:26:54] [INFO ] Deduced a trap composed of 130 places in 350 ms of which 2 ms to minimize.
[2024-05-30 21:26:55] [INFO ] Deduced a trap composed of 123 places in 349 ms of which 1 ms to minimize.
[2024-05-30 21:26:55] [INFO ] Deduced a trap composed of 120 places in 330 ms of which 1 ms to minimize.
[2024-05-30 21:26:56] [INFO ] Deduced a trap composed of 109 places in 314 ms of which 2 ms to minimize.
[2024-05-30 21:26:56] [INFO ] Deduced a trap composed of 96 places in 419 ms of which 2 ms to minimize.
[2024-05-30 21:26:57] [INFO ] Deduced a trap composed of 92 places in 385 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/304 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 7805 unsolved
[2024-05-30 21:27:03] [INFO ] Deduced a trap composed of 89 places in 344 ms of which 1 ms to minimize.
[2024-05-30 21:27:06] [INFO ] Deduced a trap composed of 135 places in 369 ms of which 1 ms to minimize.
[2024-05-30 21:27:07] [INFO ] Deduced a trap composed of 109 places in 389 ms of which 4 ms to minimize.
[2024-05-30 21:27:07] [INFO ] Deduced a trap composed of 132 places in 360 ms of which 1 ms to minimize.
[2024-05-30 21:27:08] [INFO ] Deduced a trap composed of 99 places in 370 ms of which 1 ms to minimize.
[2024-05-30 21:27:08] [INFO ] Deduced a trap composed of 108 places in 394 ms of which 1 ms to minimize.
[2024-05-30 21:27:09] [INFO ] Deduced a trap composed of 133 places in 385 ms of which 1 ms to minimize.
[2024-05-30 21:27:09] [INFO ] Deduced a trap composed of 110 places in 391 ms of which 1 ms to minimize.
[2024-05-30 21:27:09] [INFO ] Deduced a trap composed of 135 places in 363 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 304/2908 variables, and 31 constraints, problems are : Problem set: 0 solved, 7805 unsolved in 30093 ms.
Refiners :[Positive P Invariants (semi-flows): 2/3 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7805 constraints, Known Traps: 29/29 constraints]
After SMT, in 86387ms problems are : Problem set: 0 solved, 7805 unsolved
Search for dead transitions found 0 dead transitions in 86476ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 109206 ms. Remains : 305/305 places, 7807/7807 transitions.
[2024-05-30 21:27:10] [INFO ] Flow matrix only has 2603 transitions (discarded 5204 similar events)
[2024-05-30 21:27:10] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000003 steps (2 resets) in 922 ms. (1083 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 781 ms. (1278 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-05-30 21:27:11] [INFO ] Flow matrix only has 2603 transitions (discarded 5204 similar events)
[2024-05-30 21:27:11] [INFO ] Invariant cache hit.
[2024-05-30 21:27:11] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-30 21:27:12] [INFO ] [Real]Absence check using state equation in 356 ms returned sat
[2024-05-30 21:27:12] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 21:27:12] [INFO ] [Real]Added 147 Read/Feed constraints in 94 ms returned sat
[2024-05-30 21:27:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-30 21:27:12] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-30 21:27:12] [INFO ] [Nat]Absence check using state equation in 353 ms returned sat
[2024-05-30 21:27:13] [INFO ] [Nat]Added 147 Read/Feed constraints in 993 ms returned sat
[2024-05-30 21:27:14] [INFO ] Deduced a trap composed of 135 places in 491 ms of which 2 ms to minimize.
[2024-05-30 21:27:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 612 ms
[2024-05-30 21:27:14] [INFO ] Computed and/alt/rep : 9/11/9 causal constraints (skipped 2592 transitions) in 295 ms.
[2024-05-30 21:27:14] [INFO ] Added : 0 causal constraints over 0 iterations in 450 ms. Result :sat
Minimization took 4899 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7807/7807 transitions.
Applied a total of 0 rules in 192 ms. Remains 305 /305 variables (removed 0) and now considering 7807/7807 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 192 ms. Remains : 305/305 places, 7807/7807 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7807/7807 transitions.
Applied a total of 0 rules in 182 ms. Remains 305 /305 variables (removed 0) and now considering 7807/7807 (removed 0) transitions.
[2024-05-30 21:27:20] [INFO ] Flow matrix only has 2603 transitions (discarded 5204 similar events)
[2024-05-30 21:27:20] [INFO ] Invariant cache hit.
[2024-05-30 21:27:20] [INFO ] Implicit Places using invariants in 554 ms returned []
[2024-05-30 21:27:20] [INFO ] Flow matrix only has 2603 transitions (discarded 5204 similar events)
[2024-05-30 21:27:20] [INFO ] Invariant cache hit.
[2024-05-30 21:27:21] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 21:27:40] [INFO ] Implicit Places using invariants and state equation in 20116 ms returned []
Implicit Place search using SMT with State Equation took 20672 ms to find 0 implicit places.
[2024-05-30 21:27:41] [INFO ] Redundant transitions in 780 ms returned []
Running 7805 sub problems to find dead transitions.
[2024-05-30 21:27:41] [INFO ] Flow matrix only has 2603 transitions (discarded 5204 similar events)
[2024-05-30 21:27:41] [INFO ] Invariant cache hit.
[2024-05-30 21:27:41] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/304 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7805 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 304/2908 variables, and 2 constraints, problems are : Problem set: 0 solved, 7805 unsolved in 30118 ms.
Refiners :[Positive P Invariants (semi-flows): 2/3 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7805/7805 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7805 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/304 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7805 unsolved
[2024-05-30 21:28:41] [INFO ] Deduced a trap composed of 81 places in 363 ms of which 4 ms to minimize.
[2024-05-30 21:28:41] [INFO ] Deduced a trap composed of 92 places in 338 ms of which 1 ms to minimize.
[2024-05-30 21:28:43] [INFO ] Deduced a trap composed of 92 places in 300 ms of which 1 ms to minimize.
[2024-05-30 21:28:43] [INFO ] Deduced a trap composed of 93 places in 290 ms of which 2 ms to minimize.
[2024-05-30 21:28:44] [INFO ] Deduced a trap composed of 57 places in 277 ms of which 1 ms to minimize.
[2024-05-30 21:28:47] [INFO ] Deduced a trap composed of 124 places in 382 ms of which 2 ms to minimize.
[2024-05-30 21:28:47] [INFO ] Deduced a trap composed of 128 places in 366 ms of which 2 ms to minimize.
[2024-05-30 21:28:48] [INFO ] Deduced a trap composed of 98 places in 364 ms of which 1 ms to minimize.
[2024-05-30 21:28:48] [INFO ] Deduced a trap composed of 121 places in 345 ms of which 2 ms to minimize.
[2024-05-30 21:28:48] [INFO ] Deduced a trap composed of 124 places in 340 ms of which 1 ms to minimize.
[2024-05-30 21:28:49] [INFO ] Deduced a trap composed of 120 places in 337 ms of which 1 ms to minimize.
[2024-05-30 21:28:50] [INFO ] Deduced a trap composed of 47 places in 360 ms of which 1 ms to minimize.
[2024-05-30 21:28:51] [INFO ] Deduced a trap composed of 131 places in 358 ms of which 2 ms to minimize.
[2024-05-30 21:28:51] [INFO ] Deduced a trap composed of 119 places in 352 ms of which 1 ms to minimize.
[2024-05-30 21:28:52] [INFO ] Deduced a trap composed of 130 places in 361 ms of which 1 ms to minimize.
[2024-05-30 21:28:52] [INFO ] Deduced a trap composed of 123 places in 361 ms of which 1 ms to minimize.
[2024-05-30 21:28:52] [INFO ] Deduced a trap composed of 120 places in 351 ms of which 1 ms to minimize.
[2024-05-30 21:28:54] [INFO ] Deduced a trap composed of 109 places in 328 ms of which 1 ms to minimize.
[2024-05-30 21:28:54] [INFO ] Deduced a trap composed of 96 places in 411 ms of which 1 ms to minimize.
[2024-05-30 21:28:55] [INFO ] Deduced a trap composed of 92 places in 391 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/304 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 7805 unsolved
[2024-05-30 21:29:01] [INFO ] Deduced a trap composed of 89 places in 341 ms of which 1 ms to minimize.
[2024-05-30 21:29:04] [INFO ] Deduced a trap composed of 135 places in 393 ms of which 2 ms to minimize.
[2024-05-30 21:29:05] [INFO ] Deduced a trap composed of 109 places in 393 ms of which 4 ms to minimize.
[2024-05-30 21:29:05] [INFO ] Deduced a trap composed of 132 places in 369 ms of which 1 ms to minimize.
[2024-05-30 21:29:05] [INFO ] Deduced a trap composed of 99 places in 377 ms of which 1 ms to minimize.
[2024-05-30 21:29:06] [INFO ] Deduced a trap composed of 108 places in 417 ms of which 2 ms to minimize.
[2024-05-30 21:29:06] [INFO ] Deduced a trap composed of 133 places in 380 ms of which 1 ms to minimize.
[2024-05-30 21:29:07] [INFO ] Deduced a trap composed of 110 places in 391 ms of which 1 ms to minimize.
[2024-05-30 21:29:07] [INFO ] Deduced a trap composed of 135 places in 375 ms of which 1 ms to minimize.
SMT process timed out in 86036ms, After SMT, problems are : Problem set: 0 solved, 7805 unsolved
Search for dead transitions found 0 dead transitions in 86098ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 107752 ms. Remains : 305/305 places, 7807/7807 transitions.
RANDOM walk for 40007 steps (8 resets) in 412 ms. (96 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 112 ms. (354 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 108 ms. (367 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 155089 steps, run timeout after 3001 ms. (steps per millisecond=51 ) properties seen :0 out of 2
Probabilistic random walk after 155089 steps, saw 104819 distinct states, run finished after 3004 ms. (steps per millisecond=51 ) properties seen :0
[2024-05-30 21:29:11] [INFO ] Flow matrix only has 2603 transitions (discarded 5204 similar events)
[2024-05-30 21:29:11] [INFO ] Invariant cache hit.
[2024-05-30 21:29:11] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 255/256 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/256 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 30/286 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-30 21:29:11] [INFO ] Deduced a trap composed of 75 places in 419 ms of which 2 ms to minimize.
[2024-05-30 21:29:12] [INFO ] Deduced a trap composed of 130 places in 395 ms of which 2 ms to minimize.
[2024-05-30 21:29:12] [INFO ] Deduced a trap composed of 129 places in 397 ms of which 2 ms to minimize.
[2024-05-30 21:29:12] [INFO ] Deduced a trap composed of 130 places in 402 ms of which 2 ms to minimize.
[2024-05-30 21:29:13] [INFO ] Deduced a trap composed of 37 places in 405 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/286 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/286 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 19/305 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/305 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 2603/2908 variables, 305/313 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2908 variables, 147/460 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2908 variables, 0/460 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/2908 variables, 0/460 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2908/2908 variables, and 460 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3408 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 5/5 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 255/256 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/256 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 30/286 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/286 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-30 21:29:14] [INFO ] Deduced a trap composed of 135 places in 361 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/286 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/286 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 19/305 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/305 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2603/2908 variables, 305/314 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2908 variables, 147/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2908 variables, 2/463 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2908 variables, 0/463 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/2908 variables, 0/463 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2908/2908 variables, and 463 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1985 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 6/6 constraints]
After SMT, in 5428ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 4972 steps, including 97 resets, run visited all 2 properties in 208 ms. (steps per millisecond=23 )
Parikh walk visited 2 properties in 219 ms.
FORMULA Szymanski-PT-b08-UpperBounds-02 1 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (After reachability solving 1 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 261442 ms.
ITS solved all properties within timeout
BK_STOP 1717104556789
--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -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="Szymanski-PT-b08"
export BK_EXAMINATION="UpperBounds"
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-b08, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r399-tall-171690531300885"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Szymanski-PT-b08.tgz
mv Szymanski-PT-b08 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;