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.r536-tall-171690533300879.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 ltsminxred
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 r536-tall-171690533300879
=====================================================================

--------------------
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 1717283451103

Invoking MCC driver with
BK_TOOL=ltsminxred
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 ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 23:10:52] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 23:10:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 23:10:52] [INFO ] Load time of PNML (sax parser for PT used): 320 ms
[2024-06-01 23:10:52] [INFO ] Transformed 568 places.
[2024-06-01 23:10:52] [INFO ] Transformed 8320 transitions.
[2024-06-01 23:10:52] [INFO ] Parsed PT model containing 568 places and 8320 transitions and 33408 arcs in 460 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 30 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 260 places in 18 ms
Reduce places removed 260 places and 256 transitions.
FORMULA Szymanski-PT-b06-ReachabilityFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40007 steps (8 resets) in 1753 ms. (22 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 728 ms. (54 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (11 resets) in 295 ms. (135 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (8 resets) in 201 ms. (198 steps per ms) remains 12/14 properties
FORMULA Szymanski-PT-b06-ReachabilityFireability-2024-13 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Szymanski-PT-b06-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (10 resets) in 131 ms. (303 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (11 resets) in 115 ms. (344 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (10 resets) in 118 ms. (336 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (9 resets) in 137 ms. (289 steps per ms) remains 11/12 properties
FORMULA Szymanski-PT-b06-ReachabilityFireability-2024-09 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (11 resets) in 2047 ms. (19 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 (11 resets) in 97 ms. (408 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (10 resets) in 121 ms. (327 steps per ms) remains 10/10 properties
[2024-06-01 23:10:54] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
// Phase 1: matrix 2733 rows 308 cols
[2024-06-01 23:10:54] [INFO ] Computed 3 invariants in 48 ms
[2024-06-01 23:10:54] [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 5056 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
[2024-06-01 23:11:01] [INFO ] Deduced a trap composed of 73 places in 568 ms of which 27 ms to minimize.
[2024-06-01 23:11:01] [INFO ] Deduced a trap composed of 135 places in 547 ms of which 3 ms to minimize.
[2024-06-01 23:11:02] [INFO ] Deduced a trap composed of 130 places in 579 ms of which 2 ms to minimize.
[2024-06-01 23:11:02] [INFO ] Deduced a trap composed of 139 places in 556 ms of which 2 ms to minimize.
[2024-06-01 23:11:03] [INFO ] Deduced a trap composed of 73 places in 525 ms of which 2 ms to minimize.
[2024-06-01 23:11:03] [INFO ] Deduced a trap composed of 73 places in 500 ms of which 4 ms to minimize.
[2024-06-01 23:11:04] [INFO ] Deduced a trap composed of 196 places in 365 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
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3041/3041 variables, and 318 constraints, problems are : Problem set: 4 solved, 6 unsolved in 5014 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 308/308 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 4/2 constraints, Known Traps: 7/7 constraints]
After SMT, in 10683ms 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.19 ms
Discarding 2 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 381 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 393 ms. Remains : 306/308 places, 8064/8064 transitions.
RANDOM walk for 40007 steps (13 resets) in 363 ms. (109 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (11 resets) in 169 ms. (235 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (14 resets) in 145 ms. (274 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (10 resets) in 200 ms. (199 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (12 resets) in 204 ms. (195 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (13 resets) in 123 ms. (322 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 150 ms. (264 steps per ms) remains 5/6 properties
FORMULA Szymanski-PT-b06-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2024-06-01 23:11:06] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
// Phase 1: matrix 2733 rows 306 cols
[2024-06-01 23:11:06] [INFO ] Computed 1 invariants in 27 ms
[2024-06-01 23:11:06] [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 7081 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 16458 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 23790ms problems are : Problem set: 0 solved, 5 unsolved
Parikh walk visited 0 properties in 21 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 261 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 261 ms. Remains : 306/306 places, 8064/8064 transitions.
RANDOM walk for 40000 steps (12 resets) in 242 ms. (164 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (9 resets) in 86 ms. (459 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (8 resets) in 107 ms. (370 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (9 resets) in 172 ms. (231 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (14 resets) in 65 ms. (606 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (12 resets) in 131 ms. (303 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 115352 steps, run timeout after 3001 ms. (steps per millisecond=38 ) properties seen :0 out of 5
Probabilistic random walk after 115352 steps, saw 57697 distinct states, run finished after 3005 ms. (steps per millisecond=38 ) properties seen :0
[2024-06-01 23:11:33] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-06-01 23:11:33] [INFO ] Invariant cache hit.
[2024-06-01 23:11:33] [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 7081 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 23677 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 30914ms problems are : Problem set: 0 solved, 5 unsolved
Parikh walk visited 0 properties in 1857 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 198 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 198 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 185 ms. Remains 306 /306 variables (removed 0) and now considering 8064/8064 (removed 0) transitions.
[2024-06-01 23:12:06] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-06-01 23:12:06] [INFO ] Invariant cache hit.
[2024-06-01 23:12:06] [INFO ] Implicit Places using invariants in 264 ms returned []
[2024-06-01 23:12:06] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-06-01 23:12:06] [INFO ] Invariant cache hit.
[2024-06-01 23:12:07] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-06-01 23:12:19] [INFO ] Implicit Places using invariants and state equation in 12367 ms returned []
Implicit Place search using SMT with State Equation took 12639 ms to find 0 implicit places.
[2024-06-01 23:12:20] [INFO ] Redundant transitions in 963 ms returned []
Running 8062 sub problems to find dead transitions.
[2024-06-01 23:12:20] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-06-01 23:12:20] [INFO ] Invariant cache hit.
[2024-06-01 23:12:20] [INFO ] State equation strengthened by 147 read => feed constraints.
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 30151 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 30092 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 89806ms problems are : Problem set: 0 solved, 8062 unsolved
Search for dead transitions found 0 dead transitions in 89908ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 103730 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 173 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
[2024-06-01 23:13:50] [INFO ] Computed 1 invariants in 27 ms
[2024-06-01 23:13:50] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 3 ms returned sat
[2024-06-01 23:13:50] [INFO ] After 93ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2024-06-01 23:13:50] [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
[2024-06-01 23:13:51] [INFO ] After 505ms SMT Verify possible using After timeout in natural domain returned unsat :0 sat :5
[2024-06-01 23:13:51] [INFO ] After 602ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Over-approximation ignoring read arcs solved 0 properties in 1016 ms.
[2024-06-01 23:13:51] [INFO ] Export to MCC of 5 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 6 ms.
[2024-06-01 23:13:51] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 306 places, 8064 transitions and 32128 arcs took 35 ms.
[2024-06-01 23:13:51] [INFO ] Flatten gal took : 494 ms
Total runtime 179754 ms.
There are residual formulas that ITS could not solve within timeout
Usage: pnml2lts-sym [-gvqh] [--order=]
[--mu-opt] [--saturation=]
[--sat-granularity=] [--save-sat-levels]
[--guidance=] [-d|--deadlock]
[--action=] [-i|--invariant=STRING] [-n|--no-exit]
[--trace=] [--type=]
[--mu=.mu] [--ctl-star=.ctl]
[--ctl=.ctl] [--ltl=.ltl] [--dot=STRING]
[--save-levels=STRING] [--pg-solve] [--attr=]
[--saturating-attractor] [--write-strategy=.spg]
[--check-strategy] [--interactive-play] [--player]
[--pg-write=.spg] [--no-matrix] [--noack=<1|2>]
[--edge-label=] [--labels] [-m|--matrix]
[--mucalc=.mcf|] [-c|--cache]
[--allow-undefined-edges] [--allow-undefined-values]
[-p|--por= (default: heur)]
[--weak=[valmari] (default: uses stronger left-commutativity)]
[--leap] [-r|--regroup=<(T,)+>] [--sloan-w1=] [--sloan-w2=]
[--cw-max-cols=] [--cw-max-rows=] [--col-ins=<(C.C',)+>]
[--mh-timeout=] [--row-perm=<(R,)+>] [--col-perm=<(C,)+>]
[--graph-metrics] [--regroup-exit] [--regroup-time]
[-g|--pins-guards] [--vset=] [--ldd32-step=]
[--ldd32-cache=] [--ldd-step=] [--ldd-cache=]
[--cache-ratio=] [--max-increase=]
[--min-free-nodes=] [--fdd-bits=]
[--fdd-reorder=]
[--vset-cache-diff=] [--no-soundness-check] [--precise]
[--next-union] [--peak-nodes] [--maxsum=]
[--block-size=] [--cluster-size=] [-v] [-q]
[--debug=] [--stats] [--where] [--when]
[--timeout=INT] [--version] [-h|--help] [--usage]
[OPTIONS] []
Could not compute solution for formula : Szymanski-PT-b06-ReachabilityFireability-2024-04
Could not compute solution for formula : Szymanski-PT-b06-ReachabilityFireability-2024-06
Could not compute solution for formula : Szymanski-PT-b06-ReachabilityFireability-2024-10
Could not compute solution for formula : Szymanski-PT-b06-ReachabilityFireability-2024-11
Could not compute solution for formula : Szymanski-PT-b06-ReachabilityFireability-2024-15

BK_STOP 1717283632299

--------------------
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
mcc2024
rfs formula name Szymanski-PT-b06-ReachabilityFireability-2024-04
rfs formula type EF
rfs formula formula --invariant=/tmp/623/inv_0_
rfs formula name Szymanski-PT-b06-ReachabilityFireability-2024-06
rfs formula type EF
rfs formula formula --invariant=/tmp/623/inv_1_
rfs formula name Szymanski-PT-b06-ReachabilityFireability-2024-10
rfs formula type AG
rfs formula formula --invariant=/tmp/623/inv_2_
rfs formula name Szymanski-PT-b06-ReachabilityFireability-2024-11
rfs formula type EF
rfs formula formula --invariant=/tmp/623/inv_3_
rfs formula name Szymanski-PT-b06-ReachabilityFireability-2024-15
rfs formula type AG
rfs formula formula --invariant=/tmp/623/inv_4_
pnml2lts-sym, ** error **: unknown vector set implementation lddmc

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="ltsminxred"
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 ltsminxred"
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 r536-tall-171690533300879"
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 ;