Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r400-tall-171690533400882.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 itstools
Input is Szymanski-PT-b08, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r400-tall-171690533400882
=====================================================================

--------------------
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 booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME Szymanski-PT-b08-CTLFireability-2024-00
FORMULA_NAME Szymanski-PT-b08-CTLFireability-2024-01
FORMULA_NAME Szymanski-PT-b08-CTLFireability-2024-02
FORMULA_NAME Szymanski-PT-b08-CTLFireability-2024-03
FORMULA_NAME Szymanski-PT-b08-CTLFireability-2024-04
FORMULA_NAME Szymanski-PT-b08-CTLFireability-2024-05
FORMULA_NAME Szymanski-PT-b08-CTLFireability-2024-06
FORMULA_NAME Szymanski-PT-b08-CTLFireability-2024-07
FORMULA_NAME Szymanski-PT-b08-CTLFireability-2024-08
FORMULA_NAME Szymanski-PT-b08-CTLFireability-2024-09
FORMULA_NAME Szymanski-PT-b08-CTLFireability-2024-10
FORMULA_NAME Szymanski-PT-b08-CTLFireability-2024-11
FORMULA_NAME Szymanski-PT-b08-CTLFireability-2023-12
FORMULA_NAME Szymanski-PT-b08-CTLFireability-2023-13
FORMULA_NAME Szymanski-PT-b08-CTLFireability-2023-14
FORMULA_NAME Szymanski-PT-b08-CTLFireability-2023-15

=== Now, execution of the tool begins

BK_START 1717091326160

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Szymanski-PT-b08
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLFireability PT
Running Version 202405141337
[2024-05-30 17:48:47] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-30 17:48:47] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-30 17:48:47] [INFO ] Load time of PNML (sax parser for PT used): 348 ms
[2024-05-30 17:48:47] [INFO ] Transformed 568 places.
[2024-05-30 17:48:47] [INFO ] Transformed 8320 transitions.
[2024-05-30 17:48:47] [INFO ] Parsed PT model containing 568 places and 8320 transitions and 33408 arcs in 524 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 60 ms.
Deduced a syphon composed of 260 places in 18 ms
Reduce places removed 260 places and 256 transitions.
Support contains 131 out of 308 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 308/308 places, 8064/8064 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 306 transition count 8064
Applied a total of 2 rules in 135 ms. Remains 306 /308 variables (removed 2) and now considering 8064/8064 (removed 0) transitions.
[2024-05-30 17:48:48] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
// Phase 1: matrix 2733 rows 306 cols
[2024-05-30 17:48:48] [INFO ] Computed 1 invariants in 57 ms
[2024-05-30 17:48:48] [INFO ] Implicit Places using invariants in 430 ms returned []
[2024-05-30 17:48:48] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-05-30 17:48:48] [INFO ] Invariant cache hit.
[2024-05-30 17:48:49] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 17:48:59] [INFO ] Implicit Places using invariants and state equation in 10654 ms returned []
Implicit Place search using SMT with State Equation took 11117 ms to find 0 implicit places.
Running 8062 sub problems to find dead transitions.
[2024-05-30 17:48:59] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-05-30 17:48:59] [INFO ] Invariant cache hit.
[2024-05-30 17:48:59] [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 30186 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 30095 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 87529ms problems are : Problem set: 0 solved, 8062 unsolved
Search for dead transitions found 0 dead transitions in 87630ms
Starting structural reductions in LTL mode, iteration 1 : 306/308 places, 8064/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 98944 ms. Remains : 306/308 places, 8064/8064 transitions.
Support contains 131 out of 306 places after structural reductions.
[2024-05-30 17:50:27] [INFO ] Flatten gal took : 476 ms
[2024-05-30 17:50:27] [INFO ] Flatten gal took : 264 ms
[2024-05-30 17:50:28] [INFO ] Input system was already deterministic with 8064 transitions.
Support contains 130 out of 306 places (down from 131) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 94 to 93
RANDOM walk for 40016 steps (18 resets) in 2860 ms. (13 steps per ms) remains 71/93 properties
BEST_FIRST walk for 4002 steps (8 resets) in 63 ms. (62 steps per ms) remains 68/71 properties
BEST_FIRST walk for 4003 steps (8 resets) in 41 ms. (95 steps per ms) remains 62/68 properties
BEST_FIRST walk for 4003 steps (8 resets) in 75 ms. (52 steps per ms) remains 56/62 properties
BEST_FIRST walk for 4003 steps (8 resets) in 34 ms. (114 steps per ms) remains 56/56 properties
BEST_FIRST walk for 4003 steps (8 resets) in 39 ms. (100 steps per ms) remains 55/56 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 54/55 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 53/54 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 52/53 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 52/52 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 52/52 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 51/52 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 50/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 50/50 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 50/50 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 50/50 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 50/50 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 50/50 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 49/50 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4003 steps (8 resets) in 13 ms. (285 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4002 steps (8 resets) in 14 ms. (266 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4002 steps (8 resets) in 13 ms. (285 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4003 steps (8 resets) in 15 ms. (250 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4002 steps (8 resets) in 15 ms. (250 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 180 ms. (22 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4003 steps (8 resets) in 15 ms. (250 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 49/49 properties
[2024-05-30 17:50:29] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-05-30 17:50:29] [INFO ] Invariant cache hit.
[2024-05-30 17:50:30] [INFO ] State equation strengthened by 147 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/96 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 1 (OVERLAPS) 210/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 49 unsolved
Problem AtomicPropp2 is UNSAT
Problem AtomicPropp3 is UNSAT
Problem AtomicPropp6 is UNSAT
Problem AtomicPropp18 is UNSAT
Problem AtomicPropp25 is UNSAT
Problem AtomicPropp30 is UNSAT
Problem AtomicPropp63 is UNSAT
Problem AtomicPropp72 is UNSAT
Problem AtomicPropp73 is UNSAT
Problem AtomicPropp89 is UNSAT
At refinement iteration 3 (OVERLAPS) 2733/3039 variables, 306/307 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3039 variables, 147/454 constraints. Problems are: Problem set: 10 solved, 39 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3039/3039 variables, and 454 constraints, problems are : Problem set: 10 solved, 39 unsolved in 5021 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 49/49 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 10 solved, 39 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 0/0 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 237/306 variables, 1/1 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 3 (OVERLAPS) 2733/3039 variables, 306/307 constraints. Problems are: Problem set: 10 solved, 39 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3039 variables, 147/454 constraints. Problems are: Problem set: 10 solved, 39 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3039/3039 variables, and 493 constraints, problems are : Problem set: 10 solved, 39 unsolved in 5021 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 39/49 constraints, Known Traps: 0/0 constraints]
After SMT, in 10383ms problems are : Problem set: 10 solved, 39 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 69 out of 306 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 44 transitions
Reduce isomorphic transitions removed 44 transitions.
Iterating post reduction 0 with 44 rules applied. Total rules applied 44 place count 306 transition count 8020
Applied a total of 44 rules in 330 ms. Remains 306 /306 variables (removed 0) and now considering 8020/8064 (removed 44) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 331 ms. Remains : 306/306 places, 8020/8064 transitions.
RANDOM walk for 40014 steps (9 resets) in 266 ms. (149 steps per ms) remains 38/39 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4003 steps (8 resets) in 13 ms. (285 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4003 steps (8 resets) in 13 ms. (285 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4002 steps (8 resets) in 15 ms. (250 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4003 steps (8 resets) in 15 ms. (250 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4003 steps (8 resets) in 15 ms. (250 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4003 steps (8 resets) in 12 ms. (307 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 37/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 15 ms. (250 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 13 ms. (285 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 14 ms. (266 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4002 steps (8 resets) in 14 ms. (266 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 13 ms. (285 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 12 ms. (307 steps per ms) remains 37/37 properties
Interrupted probabilistic random walk after 120717 steps, run timeout after 3001 ms. (steps per millisecond=40 ) properties seen :1 out of 37
Probabilistic random walk after 120717 steps, saw 80243 distinct states, run finished after 3005 ms. (steps per millisecond=40 ) properties seen :1
[2024-05-30 17:50:43] [INFO ] Flow matrix only has 2689 transitions (discarded 5331 similar events)
// Phase 1: matrix 2689 rows 306 cols
[2024-05-30 17:50:44] [INFO ] Computed 1 invariants in 29 ms
[2024-05-30 17:50:44] [INFO ] State equation strengthened by 147 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/68 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (OVERLAPS) 238/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (OVERLAPS) 2689/2995 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2995 variables, 147/454 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2995 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (OVERLAPS) 0/2995 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2995/2995 variables, and 454 constraints, problems are : Problem set: 0 solved, 36 unsolved in 18793 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 36 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/68 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (OVERLAPS) 238/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (OVERLAPS) 2689/2995 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2995 variables, 147/454 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2995 variables, 36/490 constraints. Problems are: Problem set: 0 solved, 36 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2995/2995 variables, and 490 constraints, problems are : Problem set: 0 solved, 36 unsolved in 45029 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints]
After SMT, in 64040ms problems are : Problem set: 0 solved, 36 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 68 out of 306 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 8020/8020 transitions.
Applied a total of 0 rules in 204 ms. Remains 306 /306 variables (removed 0) and now considering 8020/8020 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 204 ms. Remains : 306/306 places, 8020/8020 transitions.
RANDOM walk for 40009 steps (9 resets) in 207 ms. (192 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4003 steps (8 resets) in 14 ms. (266 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4003 steps (8 resets) in 19 ms. (200 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4003 steps (8 resets) in 12 ms. (307 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 36/36 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 35/36 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4002 steps (8 resets) in 16 ms. (235 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4002 steps (8 resets) in 15 ms. (250 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4003 steps (8 resets) in 15 ms. (250 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4003 steps (8 resets) in 14 ms. (266 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4003 steps (8 resets) in 12 ms. (307 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4003 steps (8 resets) in 13 ms. (285 steps per ms) remains 35/35 properties
Interrupted probabilistic random walk after 93679 steps, run timeout after 3001 ms. (steps per millisecond=31 ) properties seen :0 out of 35
Probabilistic random walk after 93679 steps, saw 69256 distinct states, run finished after 3002 ms. (steps per millisecond=31 ) properties seen :0
[2024-05-30 17:51:51] [INFO ] Flow matrix only has 2689 transitions (discarded 5331 similar events)
[2024-05-30 17:51:51] [INFO ] Invariant cache hit.
[2024-05-30 17:51:51] [INFO ] State equation strengthened by 147 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/68 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 1 (OVERLAPS) 238/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 3 (OVERLAPS) 2689/2995 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2995 variables, 147/454 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2995 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 6 (OVERLAPS) 0/2995 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 35 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2995/2995 variables, and 454 constraints, problems are : Problem set: 0 solved, 35 unsolved in 21714 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 35/35 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 35 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/68 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 1 (OVERLAPS) 238/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 3 (OVERLAPS) 2689/2995 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2995 variables, 147/454 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2995 variables, 35/489 constraints. Problems are: Problem set: 0 solved, 35 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2995/2995 variables, and 489 constraints, problems are : Problem set: 0 solved, 35 unsolved in 75013 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 35/35 constraints, Known Traps: 0/0 constraints]
After SMT, in 96892ms problems are : Problem set: 0 solved, 35 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 68 out of 306 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 8020/8020 transitions.
Applied a total of 0 rules in 280 ms. Remains 306 /306 variables (removed 0) and now considering 8020/8020 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 280 ms. Remains : 306/306 places, 8020/8020 transitions.
Successfully simplified 10 atomic propositions for a total of 16 simplifications.
FORMULA Szymanski-PT-b08-CTLFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-30 17:53:28] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2024-05-30 17:53:29] [INFO ] Flatten gal took : 209 ms
FORMULA Szymanski-PT-b08-CTLFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-30 17:53:29] [INFO ] Flatten gal took : 234 ms
[2024-05-30 17:53:29] [INFO ] Input system was already deterministic with 8064 transitions.
Support contains 106 out of 306 places (down from 113) after GAL structural reductions.
Computed a total of 12 stabilizing places and 2432 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 171 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2024-05-30 17:53:29] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2024-05-30 17:53:29] [INFO ] Computed 1 invariants in 23 ms
[2024-05-30 17:53:30] [INFO ] Implicit Places using invariants in 419 ms returned []
[2024-05-30 17:53:30] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 17:53:30] [INFO ] Invariant cache hit.
[2024-05-30 17:53:31] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 17:53:53] [INFO ] Implicit Places using invariants and state equation in 23286 ms returned []
Implicit Place search using SMT with State Equation took 23710 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2024-05-30 17:53:53] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 17:53:53] [INFO ] Invariant cache hit.
[2024-05-30 17:53:53] [INFO ] State equation strengthened by 147 read => feed constraints.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30102 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30110 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints]
After SMT, in 90406ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 90474ms
Starting structural reductions in LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 114379 ms. Remains : 305/306 places, 7936/8064 transitions.
[2024-05-30 17:55:24] [INFO ] Flatten gal took : 172 ms
[2024-05-30 17:55:24] [INFO ] Flatten gal took : 192 ms
[2024-05-30 17:55:24] [INFO ] Input system was already deterministic with 7936 transitions.
[2024-05-30 17:55:25] [INFO ] Flatten gal took : 206 ms
[2024-05-30 17:55:25] [INFO ] Flatten gal took : 221 ms
[2024-05-30 17:55:25] [INFO ] Time to serialize gal into /tmp/CTLFireability5265046237993876082.gal : 110 ms
[2024-05-30 17:55:25] [INFO ] Time to serialize properties into /tmp/CTLFireability1998268264793681405.ctl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability5265046237993876082.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1998268264793681405.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.

BK_STOP 1717091744447

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Szymanski-PT-b08"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool itstools"
echo " Input is Szymanski-PT-b08, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r400-tall-171690533400882"
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 [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLFireability.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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;