MCC'2024- Execution of r070-tall-171620506200583

About the Execution of ITS-Tools for CloudDeployment-PT-4b

Execution Summary
Max Memory Used (MB)	Time wait (ms)	CPU Usage (ms)	I/O Wait (ms)	Computed Result	Execution Status
16205.979	1156489.00	1426985.00	3422.50	TTTFTTTTFFFTFTTT	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.r070-tall-171620506200583.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 CloudDeployment-PT-4b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r070-tall-171620506200583
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 7.3K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 39K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K May 19 07:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 19 15:38 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 19 07:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 19 18:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 11 15:43 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 162K Apr 11 15:43 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 11 15:42 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 104K Apr 11 15:42 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:34 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 591K May 18 16:42 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 CloudDeployment-PT-4b-ReachabilityFireability-2024-00
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-2024-01
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-2024-02
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-2024-03
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-2024-04
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-2024-05
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-2024-06
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-2024-07
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-2024-08
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-2024-09
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-2024-10
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-2024-11
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-2024-12
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-2024-13
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-2024-14
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1716327262168

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudDeployment-PT-4b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202405141337
[2024-05-21 21:34:23] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-21 21:34:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 21:34:23] [INFO ] Load time of PNML (sax parser for PT used): 150 ms
[2024-05-21 21:34:23] [INFO ] Transformed 1182 places.
[2024-05-21 21:34:23] [INFO ] Transformed 1824 transitions.
[2024-05-21 21:34:23] [INFO ] Found NUPN structural information;
[2024-05-21 21:34:23] [INFO ] Parsed PT model containing 1182 places and 1824 transitions and 8741 arcs in 260 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 16 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (314 resets) in 1870 ms. (21 steps per ms) remains 14/16 properties
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (55 resets) in 932 ms. (42 steps per ms) remains 13/14 properties
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2024-05-21 21:34:24] [INFO ] Flatten gal took : 412 ms
BEST_FIRST walk for 40002 steps (54 resets) in 435 ms. (91 steps per ms) remains 13/13 properties
[2024-05-21 21:34:24] [INFO ] Flatten gal took : 142 ms
[2024-05-21 21:34:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11281977111192831686.gal : 156 ms
[2024-05-21 21:34:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4812764975040625269.prop : 6 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11281977111192831686.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4812764975040625269.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40003 steps (34 resets) in 2503 ms. (15 steps per ms) remains 13/13 properties

its-reach command run as :

BEST_FIRST walk for 40004 steps (52 resets) in 143 ms. (277 steps per ms) remains 13/13 properties
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 40002 steps (45 resets) in 131 ms. (303 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (23 resets) in 150 ms. (264 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (41 resets) in 397 ms. (100 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (47 resets) in 215 ms. (185 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (59 resets) in 133 ms. (298 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (25 resets) in 158 ms. (251 steps per ms) remains 13/13 properties
Loading property file /tmp/ReachabilityCardinality4812764975040625269.prop.
BEST_FIRST walk for 40004 steps (47 resets) in 80 ms. (493 steps per ms) remains 12/13 properties
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40002 steps (43 resets) in 128 ms. (310 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (39 resets) in 220 ms. (181 steps per ms) remains 12/12 properties
// Phase 1: matrix 1824 rows 1182 cols
[2024-05-21 21:34:26] [INFO ] Computed 17 invariants in 50 ms
SDD proceeding with computation,13 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,13 properties remain. new max is 8
SDD size :5 after 8
SDD proceeding with computation,13 properties remain. new max is 16
SDD size :8 after 9
SDD proceeding with computation,13 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,13 properties remain. new max is 64
SDD size :11 after 16
SDD proceeding with computation,13 properties remain. new max is 128
SDD size :16 after 133
SDD proceeding with computation,13 properties remain. new max is 256
SDD size :133 after 389
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/218 variables, 218/218 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/218 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/218 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 963/1181 variables, 16/235 constraints. Problems are: Problem set: 0 solved, 12 unsolved
SDD proceeding with computation,13 properties remain. new max is 512
SDD size :389 after 9126
At refinement iteration 4 (INCLUDED_ONLY) 0/1181 variables, 963/1198 constraints. Problems are: Problem set: 0 solved, 12 unsolved
SDD proceeding with computation,13 properties remain. new max is 1024
SDD size :9126 after 9414
SDD proceeding with computation,13 properties remain. new max is 2048
SDD size :9414 after 9542
SDD proceeding with computation,13 properties remain. new max is 4096
SDD size :9542 after 9990
At refinement iteration 5 (INCLUDED_ONLY) 0/1181 variables, 0/1198 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (OVERLAPS) 1824/3005 variables, 1181/2379 constraints. Problems are: Problem set: 0 solved, 12 unsolved
SDD proceeding with computation,13 properties remain. new max is 8192
SDD size :9990 after 72374
At refinement iteration 7 (INCLUDED_ONLY) 0/3005 variables, 0/2379 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Problem CloudDeployment-PT-4b-ReachabilityFireability-2024-12 is UNSAT
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-2024-12 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 8 (OVERLAPS) 1/3006 variables, 1/2380 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3006 variables, 1/2381 constraints. Problems are: Problem set: 1 solved, 11 unsolved
SDD proceeding with computation,13 properties remain. new max is 16384
SDD size :72374 after 696345
At refinement iteration 10 (INCLUDED_ONLY) 0/3006 variables, 0/2381 constraints. Problems are: Problem set: 1 solved, 11 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3006/3006 variables, and 2381 constraints, problems are : Problem set: 1 solved, 11 unsolved in 5050 ms.
Refiners :[Domain max(s): 1182/1182 constraints, Generalized P Invariants (flows): 17/17 constraints, State Equation: 1182/1182 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 11 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/205 variables, 205/205 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/205 variables, 1/206 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/205 variables, 0/206 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 976/1181 variables, 16/222 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1181 variables, 976/1198 constraints. Problems are: Problem set: 1 solved, 11 unsolved
SDD proceeding with computation,13 properties remain. new max is 32768
SDD size :696345 after 1.03556e+06
At refinement iteration 5 (INCLUDED_ONLY) 0/1181 variables, 0/1198 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 1824/3005 variables, 1181/2379 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3005 variables, 11/2390 constraints. Problems are: Problem set: 1 solved, 11 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3005/3006 variables, and 2390 constraints, problems are : Problem set: 1 solved, 11 unsolved in 5024 ms.
Refiners :[Domain max(s): 1181/1182 constraints, Generalized P Invariants (flows): 17/17 constraints, State Equation: 1181/1182 constraints, PredecessorRefiner: 11/12 constraints, Known Traps: 0/0 constraints]
After SMT, in 11021ms problems are : Problem set: 1 solved, 11 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 205 out of 1182 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1182/1182 places, 1824/1824 transitions.
Graph (trivial) has 815 edges and 1182 vertex of which 87 / 1182 are part of one of the 12 SCC in 11 ms
Free SCC test removed 75 places
Drop transitions (Empty/Sink Transition effects.) removed 91 transitions
Reduce isomorphic transitions removed 91 transitions.
Graph (complete) has 2633 edges and 1107 vertex of which 1101 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.8 ms
Discarding 6 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 316 transitions
Trivial Post-agglo rules discarded 316 transitions
Performed 316 trivial Post agglomeration. Transition count delta: 316
Iterating post reduction 0 with 316 rules applied. Total rules applied 318 place count 1101 transition count 1415
Reduce places removed 316 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 323 rules applied. Total rules applied 641 place count 785 transition count 1408
Reduce places removed 2 places and 0 transitions.
Performed 79 Post agglomeration using F-continuation condition.Transition count delta: 79
Iterating post reduction 2 with 81 rules applied. Total rules applied 722 place count 783 transition count 1329
Reduce places removed 79 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 83 rules applied. Total rules applied 805 place count 704 transition count 1325
Performed 48 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 48 Pre rules applied. Total rules applied 805 place count 704 transition count 1277
Deduced a syphon composed of 48 places in 4 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 4 with 96 rules applied. Total rules applied 901 place count 656 transition count 1277
Discarding 144 places :
Symmetric choice reduction at 4 with 144 rule applications. Total rules 1045 place count 512 transition count 1133
Iterating global reduction 4 with 144 rules applied. Total rules applied 1189 place count 512 transition count 1133
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 4 with 5 rules applied. Total rules applied 1194 place count 512 transition count 1128
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 2 Pre rules applied. Total rules applied 1194 place count 512 transition count 1126
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 4 rules applied. Total rules applied 1198 place count 510 transition count 1126
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 1199 place count 509 transition count 1125
Iterating global reduction 5 with 1 rules applied. Total rules applied 1200 place count 509 transition count 1125
Performed 62 Post agglomeration using F-continuation condition.Transition count delta: 62
Deduced a syphon composed of 62 places in 2 ms
Reduce places removed 62 places and 0 transitions.
Iterating global reduction 5 with 124 rules applied. Total rules applied 1324 place count 447 transition count 1063
Performed 26 Post agglomeration using F-continuation condition.Transition count delta: -91
Deduced a syphon composed of 26 places in 2 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 5 with 52 rules applied. Total rules applied 1376 place count 421 transition count 1154
Drop transitions (Redundant composition of simpler transitions.) removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 5 with 18 rules applied. Total rules applied 1394 place count 421 transition count 1136
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -18
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 4 rules applied. Total rules applied 1398 place count 419 transition count 1154
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 5 with 2 rules applied. Total rules applied 1400 place count 419 transition count 1152
Free-agglomeration rule applied 23 times.
Iterating global reduction 5 with 23 rules applied. Total rules applied 1423 place count 419 transition count 1129
Reduce places removed 23 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 24 rules applied. Total rules applied 1447 place count 396 transition count 1128
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 6 with 7 rules applied. Total rules applied 1454 place count 396 transition count 1121
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 6 with 2 rules applied. Total rules applied 1456 place count 396 transition count 1119
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 1458 place count 394 transition count 1119
Partial Free-agglomeration rule applied 20 times.
Drop transitions (Partial Free agglomeration) removed 20 transitions
Iterating global reduction 7 with 20 rules applied. Total rules applied 1478 place count 394 transition count 1119
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 7 with 4 rules applied. Total rules applied 1482 place count 394 transition count 1115
SDD proceeding with computation,13 properties remain. new max is 65536
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 7 with 2 rules applied. Total rules applied 1484 place count 394 transition count 1115
SDD size :1.03556e+06 after 1.24741e+06
Applied a total of 1484 rules in 578 ms. Remains 394 /1182 variables (removed 788) and now considering 1115/1824 (removed 709) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 595 ms. Remains : 394/1182 places, 1115/1824 transitions.
RANDOM walk for 40000 steps (660 resets) in 1028 ms. (38 steps per ms) remains 10/11 properties
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (113 resets) in 308 ms. (129 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (121 resets) in 330 ms. (120 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (59 resets) in 285 ms. (139 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (124 resets) in 66 ms. (597 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40001 steps (90 resets) in 74 ms. (533 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (66 resets) in 93 ms. (425 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (91 resets) in 207 ms. (192 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (145 resets) in 115 ms. (344 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (89 resets) in 62 ms. (634 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (82 resets) in 186 ms. (213 steps per ms) remains 10/10 properties
Interrupted probabilistic random walk after 511204 steps, run timeout after 3001 ms. (steps per millisecond=170 ) properties seen :0 out of 10
Probabilistic random walk after 511204 steps, saw 84459 distinct states, run finished after 3004 ms. (steps per millisecond=170 ) properties seen :0
[2024-05-21 21:34:41] [INFO ] Flow matrix only has 1107 transitions (discarded 8 similar events)
// Phase 1: matrix 1107 rows 394 cols
[2024-05-21 21:34:41] [INFO ] Computed 13 invariants in 9 ms
[2024-05-21 21:34:41] [INFO ] State equation strengthened by 37 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/199 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/199 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (OVERLAPS) 62/261 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/261 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 1082/1343 variables, 261/274 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1343 variables, 32/306 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1343 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 155/1498 variables, 130/436 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1498 variables, 5/441 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1498 variables, 0/441 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 10 (OVERLAPS) 3/1501 variables, 3/444 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1501 variables, 0/444 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 12 (OVERLAPS) 0/1501 variables, 0/444 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1501/1501 variables, and 444 constraints, problems are : Problem set: 0 solved, 10 unsolved in 2464 ms.
Refiners :[Generalized P Invariants (flows): 13/13 constraints, State Equation: 394/394 constraints, ReadFeed: 37/37 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/199 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/199 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (OVERLAPS) 62/261 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/261 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 1082/1343 variables, 261/274 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1343 variables, 32/306 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1343 variables, 1/307 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1343 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Problem CloudDeployment-PT-4b-ReachabilityFireability-2024-00 is UNSAT
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-2024-00 TRUE TECHNIQUES SMT_REFINEMENT
Problem CloudDeployment-PT-4b-ReachabilityFireability-2024-02 is UNSAT
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-2024-02 TRUE TECHNIQUES SMT_REFINEMENT
Problem CloudDeployment-PT-4b-ReachabilityFireability-2024-05 is UNSAT
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-2024-05 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 8 (OVERLAPS) 155/1498 variables, 130/437 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1498 variables, 5/442 constraints. Problems are: Problem set: 3 solved, 7 unsolved
SDD proceeding with computation,13 properties remain. new max is 131072
SDD size :1.24741e+06 after 5.28384e+06
At refinement iteration 10 (INCLUDED_ONLY) 0/1498 variables, 6/448 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1498 variables, 0/448 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 12 (OVERLAPS) 3/1501 variables, 3/451 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1501 variables, 0/451 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 14 (OVERLAPS) 0/1501 variables, 0/451 constraints. Problems are: Problem set: 3 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1501/1501 variables, and 451 constraints, problems are : Problem set: 3 solved, 7 unsolved in 8498 ms.
Refiners :[Generalized P Invariants (flows): 13/13 constraints, State Equation: 394/394 constraints, ReadFeed: 37/37 constraints, PredecessorRefiner: 7/10 constraints, Known Traps: 0/0 constraints]
After SMT, in 11552ms problems are : Problem set: 3 solved, 7 unsolved
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-2024-13 TRUE TECHNIQUES PARIKH_WALK
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-2024-09 FALSE TECHNIQUES PARIKH_WALK
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-2024-15 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 3 properties in 2409 ms.
Support contains 90 out of 394 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 1115/1115 transitions.
Graph (trivial) has 250 edges and 394 vertex of which 42 / 394 are part of one of the 13 SCC in 1 ms
Free SCC test removed 29 places
Drop transitions (Empty/Sink Transition effects.) removed 50 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 52 transitions.
Graph (complete) has 1687 edges and 365 vertex of which 363 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 34 transitions
Trivial Post-agglo rules discarded 34 transitions
Performed 34 trivial Post agglomeration. Transition count delta: 34
Iterating post reduction 0 with 36 rules applied. Total rules applied 38 place count 363 transition count 1027
Reduce places removed 34 places and 0 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Iterating post reduction 1 with 42 rules applied. Total rules applied 80 place count 329 transition count 1019
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 88 place count 321 transition count 1019
Performed 21 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 21 Pre rules applied. Total rules applied 88 place count 321 transition count 998
Deduced a syphon composed of 21 places in 2 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 3 with 42 rules applied. Total rules applied 130 place count 300 transition count 998
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 143 place count 287 transition count 980
Iterating global reduction 3 with 13 rules applied. Total rules applied 156 place count 287 transition count 980
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 157 place count 286 transition count 979
Iterating global reduction 3 with 1 rules applied. Total rules applied 158 place count 286 transition count 979
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Deduced a syphon composed of 30 places in 1 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 3 with 60 rules applied. Total rules applied 218 place count 256 transition count 949
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 221 place count 256 transition count 946
Performed 20 Post agglomeration using F-continuation condition with reduction of 8 identical transitions.
Deduced a syphon composed of 20 places in 1 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 4 with 40 rules applied. Total rules applied 261 place count 236 transition count 1069
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 4 with 27 rules applied. Total rules applied 288 place count 236 transition count 1042
Drop transitions (Redundant composition of simpler transitions.) removed 109 transitions
Redundant transition composition rules discarded 109 transitions
Iterating global reduction 5 with 109 rules applied. Total rules applied 397 place count 236 transition count 933
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 399 place count 235 transition count 932
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 401 place count 234 transition count 945
Free-agglomeration rule applied 11 times.
Iterating global reduction 5 with 11 rules applied. Total rules applied 412 place count 234 transition count 934
Reduce places removed 11 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 14 rules applied. Total rules applied 426 place count 223 transition count 931
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 6 with 2 rules applied. Total rules applied 428 place count 223 transition count 931
Applied a total of 428 rules in 134 ms. Remains 223 /394 variables (removed 171) and now considering 931/1115 (removed 184) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 134 ms. Remains : 223/394 places, 931/1115 transitions.
RANDOM walk for 40000 steps (820 resets) in 459 ms. (86 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (65 resets) in 357 ms. (111 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (91 resets) in 63 ms. (625 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (83 resets) in 104 ms. (380 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (157 resets) in 128 ms. (310 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 652483 steps, run timeout after 3001 ms. (steps per millisecond=217 ) properties seen :1 out of 4
Probabilistic random walk after 652483 steps, saw 112394 distinct states, run finished after 3001 ms. (steps per millisecond=217 ) properties seen :1
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
[2024-05-21 21:34:59] [INFO ] Flow matrix only has 852 transitions (discarded 79 similar events)
// Phase 1: matrix 852 rows 223 cols
[2024-05-21 21:34:59] [INFO ] Computed 16 invariants in 17 ms
[2024-05-21 21:34:59] [INFO ] State equation strengthened by 54 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/89 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/89 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 112/201 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/201 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 851/1052 variables, 201/217 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1052 variables, 54/271 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1052 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 23/1075 variables, 22/293 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1075 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 0/1075 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1075/1075 variables, and 293 constraints, problems are : Problem set: 0 solved, 3 unsolved in 610 ms.
Refiners :[Generalized P Invariants (flows): 16/16 constraints, State Equation: 223/223 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/89 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/89 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 112/201 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/201 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 851/1052 variables, 201/217 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1052 variables, 54/271 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1052 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 23/1075 variables, 22/293 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1075 variables, 3/296 constraints. Problems are: Problem set: 0 solved, 3 unsolved
SDD proceeding with computation,13 properties remain. new max is 262144
SDD size :5.28384e+06 after 1.99393e+07
At refinement iteration 9 (INCLUDED_ONLY) 0/1075 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/1075 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1075/1075 variables, and 296 constraints, problems are : Problem set: 0 solved, 3 unsolved in 3049 ms.
Refiners :[Generalized P Invariants (flows): 16/16 constraints, State Equation: 223/223 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 3814ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 303 ms.
Support contains 89 out of 223 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 223/223 places, 931/931 transitions.
Graph (trivial) has 24 edges and 223 vertex of which 2 / 223 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -4
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 221 transition count 933
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 9 place count 221 transition count 927
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 10 place count 221 transition count 926
Applied a total of 10 rules in 32 ms. Remains 221 /223 variables (removed 2) and now considering 926/931 (removed 5) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 221/223 places, 926/931 transitions.
RANDOM walk for 40000 steps (832 resets) in 230 ms. (173 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (62 resets) in 291 ms. (137 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (73 resets) in 75 ms. (526 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (161 resets) in 131 ms. (303 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 691321 steps, run timeout after 3001 ms. (steps per millisecond=230 ) properties seen :0 out of 3
Probabilistic random walk after 691321 steps, saw 120926 distinct states, run finished after 3001 ms. (steps per millisecond=230 ) properties seen :0
[2024-05-21 21:35:06] [INFO ] Flow matrix only has 843 transitions (discarded 83 similar events)
// Phase 1: matrix 843 rows 221 cols
[2024-05-21 21:35:06] [INFO ] Computed 16 invariants in 22 ms
[2024-05-21 21:35:06] [INFO ] State equation strengthened by 54 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/89 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/89 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 110/199 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/199 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 842/1041 variables, 199/215 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1041 variables, 54/269 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1041 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 23/1064 variables, 22/291 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1064 variables, 0/291 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 0/1064 variables, 0/291 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1064/1064 variables, and 291 constraints, problems are : Problem set: 0 solved, 3 unsolved in 593 ms.
Refiners :[Generalized P Invariants (flows): 16/16 constraints, State Equation: 221/221 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/89 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/89 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 110/199 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/199 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 842/1041 variables, 199/215 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1041 variables, 54/269 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1041 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 23/1064 variables, 22/291 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1064 variables, 3/294 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1064 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/1064 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1064/1064 variables, and 294 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2705 ms.
Refiners :[Generalized P Invariants (flows): 16/16 constraints, State Equation: 221/221 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 3449ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 317 ms.
Support contains 89 out of 221 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 221/221 places, 926/926 transitions.
Applied a total of 0 rules in 12 ms. Remains 221 /221 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 221/221 places, 926/926 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 221/221 places, 926/926 transitions.
Applied a total of 0 rules in 12 ms. Remains 221 /221 variables (removed 0) and now considering 926/926 (removed 0) transitions.
[2024-05-21 21:35:10] [INFO ] Flow matrix only has 843 transitions (discarded 83 similar events)
[2024-05-21 21:35:10] [INFO ] Invariant cache hit.
[2024-05-21 21:35:10] [INFO ] Implicit Places using invariants in 117 ms returned []
[2024-05-21 21:35:10] [INFO ] Flow matrix only has 843 transitions (discarded 83 similar events)
[2024-05-21 21:35:10] [INFO ] Invariant cache hit.
[2024-05-21 21:35:10] [INFO ] State equation strengthened by 54 read => feed constraints.
[2024-05-21 21:35:10] [INFO ] Implicit Places using invariants and state equation in 314 ms returned []
Implicit Place search using SMT with State Equation took 437 ms to find 0 implicit places.
[2024-05-21 21:35:11] [INFO ] Redundant transitions in 405 ms returned []
Running 925 sub problems to find dead transitions.
[2024-05-21 21:35:11] [INFO ] Flow matrix only has 843 transitions (discarded 83 similar events)
[2024-05-21 21:35:11] [INFO ] Invariant cache hit.
[2024-05-21 21:35:11] [INFO ] State equation strengthened by 54 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/220 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 925 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/220 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 925 unsolved
At refinement iteration 2 (OVERLAPS) 843/1063 variables, 220/236 constraints. Problems are: Problem set: 0 solved, 925 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/1063 variables, 54/290 constraints. Problems are: Problem set: 0 solved, 925 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1063 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 925 unsolved
Problem TDEAD65 is UNSAT
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At refinement iteration 5 (OVERLAPS) 1/1064 variables, 1/291 constraints. Problems are: Problem set: 255 solved, 670 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1064/1064 variables, and 291 constraints, problems are : Problem set: 255 solved, 670 unsolved in 30030 ms.
Refiners :[Generalized P Invariants (flows): 16/16 constraints, State Equation: 221/221 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 925/925 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 255 solved, 670 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/212 variables, 8/8 constraints. Problems are: Problem set: 255 solved, 670 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/212 variables, 0/8 constraints. Problems are: Problem set: 255 solved, 670 unsolved
At refinement iteration 2 (OVERLAPS) 8/220 variables, 8/16 constraints. Problems are: Problem set: 255 solved, 670 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/220 variables, 0/16 constraints. Problems are: Problem set: 255 solved, 670 unsolved
At refinement iteration 4 (OVERLAPS) 843/1063 variables, 220/236 constraints. Problems are: Problem set: 255 solved, 670 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1063 variables, 54/290 constraints. Problems are: Problem set: 255 solved, 670 unsolved
SDD proceeding with computation,13 properties remain. new max is 524288
SDD size :1.99393e+07 after 2.23136e+08
At refinement iteration 6 (INCLUDED_ONLY) 0/1063 variables, 670/960 constraints. Problems are: Problem set: 255 solved, 670 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1063 variables, 0/960 constraints. Problems are: Problem set: 255 solved, 670 unsolved
SMT process timed out in 63907ms, After SMT, problems are : Problem set: 255 solved, 670 unsolved
Search for dead transitions found 255 dead transitions in 63923ms
Found 255 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 255 transitions
Dead transitions reduction (with SMT) removed 255 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 221/221 places, 671/926 transitions.
Applied a total of 0 rules in 9 ms. Remains 221 /221 variables (removed 0) and now considering 671/671 (removed 0) transitions.
[2024-05-21 21:36:15] [INFO ] Redundant transitions in 303 ms returned []
Finished structural reductions in REACHABILITY mode , in 2 iterations and 65116 ms. Remains : 221/221 places, 671/926 transitions.
RANDOM walk for 40000 steps (816 resets) in 204 ms. (195 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (64 resets) in 343 ms. (116 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (76 resets) in 83 ms. (476 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (156 resets) in 79 ms. (500 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 686705 steps, run timeout after 3001 ms. (steps per millisecond=228 ) properties seen :0 out of 3
Probabilistic random walk after 686705 steps, saw 120089 distinct states, run finished after 3001 ms. (steps per millisecond=228 ) properties seen :0
[2024-05-21 21:36:18] [INFO ] Flow matrix only has 588 transitions (discarded 83 similar events)
// Phase 1: matrix 588 rows 221 cols
[2024-05-21 21:36:18] [INFO ] Computed 24 invariants in 3 ms
[2024-05-21 21:36:18] [INFO ] State equation strengthened by 54 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/89 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 110/199 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/199 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 587/786 variables, 199/223 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/786 variables, 54/277 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/786 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 23/809 variables, 22/299 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/809 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/809 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 809/809 variables, and 299 constraints, problems are : Problem set: 0 solved, 3 unsolved in 399 ms.
Refiners :[Generalized P Invariants (flows): 24/24 constraints, State Equation: 221/221 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/89 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 110/199 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/199 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 587/786 variables, 199/223 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/786 variables, 54/277 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/786 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 23/809 variables, 22/299 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/809 variables, 3/302 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/809 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 0/809 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 809/809 variables, and 302 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1117 ms.
Refiners :[Generalized P Invariants (flows): 24/24 constraints, State Equation: 221/221 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 1588ms problems are : Problem set: 0 solved, 3 unsolved
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-2024-08 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 256 ms.
Support contains 83 out of 221 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 221/221 places, 671/671 transitions.
Graph (trivial) has 34 edges and 221 vertex of which 2 / 221 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 1 place count 220 transition count 668
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 219 transition count 668
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 217 transition count 666
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 9 place count 216 transition count 675
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 15 place count 216 transition count 669
Free-agglomeration rule applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 216 transition count 668
Reduce places removed 1 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 18 place count 215 transition count 667
Drop transitions (Redundant composition of simpler transitions.) removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 1 with 12 rules applied. Total rules applied 30 place count 215 transition count 655
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 34 place count 215 transition count 655
Applied a total of 34 rules in 54 ms. Remains 215 /221 variables (removed 6) and now considering 655/671 (removed 16) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 215/221 places, 655/671 transitions.
RANDOM walk for 40000 steps (914 resets) in 197 ms. (202 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (69 resets) in 353 ms. (113 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (175 resets) in 68 ms. (579 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 794556 steps, run timeout after 3001 ms. (steps per millisecond=264 ) properties seen :0 out of 2
Probabilistic random walk after 794556 steps, saw 126559 distinct states, run finished after 3001 ms. (steps per millisecond=264 ) properties seen :0
[2024-05-21 21:36:23] [INFO ] Flow matrix only has 562 transitions (discarded 93 similar events)
// Phase 1: matrix 562 rows 215 cols
[2024-05-21 21:36:23] [INFO ] Computed 24 invariants in 7 ms
[2024-05-21 21:36:23] [INFO ] State equation strengthened by 113 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/83 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 110/193 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/193 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 559/752 variables, 193/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/752 variables, 109/326 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/752 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 24/776 variables, 21/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/776 variables, 4/351 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/776 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1/777 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/777 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/777 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 777/777 variables, and 352 constraints, problems are : Problem set: 0 solved, 2 unsolved in 366 ms.
Refiners :[Generalized P Invariants (flows): 24/24 constraints, State Equation: 215/215 constraints, ReadFeed: 113/113 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/83 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 110/193 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/193 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 559/752 variables, 193/217 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/752 variables, 109/326 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/752 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 24/776 variables, 21/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/776 variables, 4/351 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/776 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/776 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1/777 variables, 1/353 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/777 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/777 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/777 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 777/777 variables, and 354 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1011 ms.
Refiners :[Generalized P Invariants (flows): 24/24 constraints, State Equation: 215/215 constraints, ReadFeed: 113/113 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 1464ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 235 ms.
Support contains 83 out of 215 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 215/215 places, 655/655 transitions.
Applied a total of 0 rules in 10 ms. Remains 215 /215 variables (removed 0) and now considering 655/655 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 215/215 places, 655/655 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 215/215 places, 655/655 transitions.
Applied a total of 0 rules in 9 ms. Remains 215 /215 variables (removed 0) and now considering 655/655 (removed 0) transitions.
[2024-05-21 21:36:25] [INFO ] Flow matrix only has 562 transitions (discarded 93 similar events)
[2024-05-21 21:36:25] [INFO ] Invariant cache hit.
[2024-05-21 21:36:25] [INFO ] Implicit Places using invariants in 70 ms returned []
[2024-05-21 21:36:25] [INFO ] Flow matrix only has 562 transitions (discarded 93 similar events)
[2024-05-21 21:36:25] [INFO ] Invariant cache hit.
[2024-05-21 21:36:25] [INFO ] State equation strengthened by 113 read => feed constraints.
[2024-05-21 21:36:25] [INFO ] Implicit Places using invariants and state equation in 251 ms returned []
Implicit Place search using SMT with State Equation took 325 ms to find 0 implicit places.
[2024-05-21 21:36:26] [INFO ] Redundant transitions in 258 ms returned []
Running 654 sub problems to find dead transitions.
[2024-05-21 21:36:26] [INFO ] Flow matrix only has 562 transitions (discarded 93 similar events)
[2024-05-21 21:36:26] [INFO ] Invariant cache hit.
[2024-05-21 21:36:26] [INFO ] State equation strengthened by 113 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/206 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 654 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/206 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 654 unsolved
At refinement iteration 2 (OVERLAPS) 8/214 variables, 8/24 constraints. Problems are: Problem set: 0 solved, 654 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/214 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 654 unsolved
At refinement iteration 4 (OVERLAPS) 562/776 variables, 214/238 constraints. Problems are: Problem set: 0 solved, 654 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/776 variables, 113/351 constraints. Problems are: Problem set: 0 solved, 654 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/776 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 654 unsolved
At refinement iteration 7 (OVERLAPS) 1/777 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 654 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 777/777 variables, and 352 constraints, problems are : Problem set: 0 solved, 654 unsolved in 30041 ms.
Refiners :[Generalized P Invariants (flows): 24/24 constraints, State Equation: 215/215 constraints, ReadFeed: 113/113 constraints, PredecessorRefiner: 654/654 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 654 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/206 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 654 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/206 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 654 unsolved
At refinement iteration 2 (OVERLAPS) 8/214 variables, 8/24 constraints. Problems are: Problem set: 0 solved, 654 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/214 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 654 unsolved
At refinement iteration 4 (OVERLAPS) 562/776 variables, 214/238 constraints. Problems are: Problem set: 0 solved, 654 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/776 variables, 113/351 constraints. Problems are: Problem set: 0 solved, 654 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/776 variables, 654/1005 constraints. Problems are: Problem set: 0 solved, 654 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 776/777 variables, and 1005 constraints, problems are : Problem set: 0 solved, 654 unsolved in 30025 ms.
Refiners :[Generalized P Invariants (flows): 24/24 constraints, State Equation: 214/215 constraints, ReadFeed: 113/113 constraints, PredecessorRefiner: 654/654 constraints, Known Traps: 0/0 constraints]
After SMT, in 61676ms problems are : Problem set: 0 solved, 654 unsolved
Search for dead transitions found 0 dead transitions in 61682ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62282 ms. Remains : 215/215 places, 655/655 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 93 transitions
Reduce isomorphic transitions removed 93 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 94 rules applied. Total rules applied 94 place count 215 transition count 561
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 95 place count 214 transition count 561
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 95 place count 214 transition count 557
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 103 place count 210 transition count 557
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 104 place count 209 transition count 547
Iterating global reduction 2 with 1 rules applied. Total rules applied 105 place count 209 transition count 547
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 109 place count 207 transition count 545
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -5
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 111 place count 206 transition count 550
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 2 with 3 rules applied. Total rules applied 114 place count 206 transition count 547
Free-agglomeration rule applied 3 times.
Iterating global reduction 2 with 3 rules applied. Total rules applied 117 place count 206 transition count 544
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 120 place count 203 transition count 544
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 3 with 7 rules applied. Total rules applied 127 place count 203 transition count 544
Applied a total of 127 rules in 52 ms. Remains 203 /215 variables (removed 12) and now considering 544/655 (removed 111) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 544 rows 203 cols
[2024-05-21 21:37:27] [INFO ] Computed 24 invariants in 2 ms
[2024-05-21 21:37:28] [INFO ] After 67ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2024-05-21 21:37:28] [INFO ] [Nat]Absence check using 0 positive and 24 generalized place invariants in 6 ms returned sat
[2024-05-21 21:37:28] [INFO ] After 361ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2024-05-21 21:37:28] [INFO ] After 664ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2024-05-21 21:37:29] [INFO ] After 1012ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2024-05-21 21:37:29] [INFO ] Flatten gal took : 30 ms
[2024-05-21 21:37:29] [INFO ] Flatten gal took : 72 ms
[2024-05-21 21:37:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3355796252265942613.gal : 8 ms
[2024-05-21 21:37:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9380581352415325731.prop : 116 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3355796252265942613.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9380581352415325731.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality9380581352415325731.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 73
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :73 after 113
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :113 after 605
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :605 after 862
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :862 after 226271
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :226271 after 1.69616e+06
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1.69616e+06 after 3.24347e+06
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3.24347e+06 after 8.49075e+06
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :8.49075e+06 after 2.84504e+07
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2.84504e+07 after 1.31106e+10
Detected timeout of ITS tools.
[2024-05-21 21:37:44] [INFO ] Flatten gal took : 27 ms
[2024-05-21 21:37:44] [INFO ] Applying decomposition
[2024-05-21 21:37:44] [INFO ] Flatten gal took : 26 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph3461041982813778421.txt' '-o' '/tmp/graph3461041982813778421.bin' '-w' '/tmp/graph3461041982813778421.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph3461041982813778421.bin' '-l' '-1' '-v' '-w' '/tmp/graph3461041982813778421.weights' '-q' '0' '-e' '0.001'
[2024-05-21 21:37:44] [INFO ] Decomposing Gal with order
[2024-05-21 21:37:44] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-21 21:37:44] [INFO ] Removed a total of 942 redundant transitions.
[2024-05-21 21:37:44] [INFO ] Flatten gal took : 88 ms
[2024-05-21 21:37:44] [INFO ] Fuse similar labels procedure discarded/fused a total of 120 labels/synchronizations in 17 ms.
[2024-05-21 21:37:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15924622819488871892.gal : 6 ms
[2024-05-21 21:37:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17879217443875693779.prop : 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15924622819488871892.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17879217443875693779.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality17879217443875693779.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :1 after 1
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :1 after 1
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :1 after 43
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :43 after 27877
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :27877 after 9.35001e+11
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,1.19516e+13,0.184695,9268,423,216,8903,2391,1219,15533,269,6854,0
Total reachable state count : 11951584053828

Verifying 2 reachability properties.
Reachability property CloudDeployment-PT-4b-ReachabilityFireability-2024-03 does not hold.
No reachable states exhibit your property : CloudDeployment-PT-4b-ReachabilityFireability-2024-03

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudDeployment-PT-4b-ReachabilityFireability-2024-03,0,0.207987,9528,1,0,8903,2391,1730,15533,368,6854,5873
Reachability property CloudDeployment-PT-4b-ReachabilityFireability-2024-11 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudDeployment-PT-4b-ReachabilityFireability-2024-11,1,0.210316,9528,73,32,8903,2391,1806,15533,388,6854,6036
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-2024-03 FALSE TECHNIQUES OVER_APPROXIMATION
Over-approximation ignoring read arcs solved -1 properties in 17163 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2024-05-21 21:37:45] [INFO ] Flatten gal took : 88 ms
[2024-05-21 21:37:45] [INFO ] Applying decomposition
[2024-05-21 21:37:45] [INFO ] Flatten gal took : 88 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph11881769589537124526.txt' '-o' '/tmp/graph11881769589537124526.bin' '-w' '/tmp/graph11881769589537124526.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph11881769589537124526.bin' '-l' '-1' '-v' '-w' '/tmp/graph11881769589537124526.weights' '-q' '0' '-e' '0.001'
[2024-05-21 21:37:45] [INFO ] Decomposing Gal with order
[2024-05-21 21:37:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-21 21:37:46] [INFO ] Removed a total of 2045 redundant transitions.
[2024-05-21 21:37:46] [INFO ] Flatten gal took : 257 ms
[2024-05-21 21:37:46] [INFO ] Fuse similar labels procedure discarded/fused a total of 562 labels/synchronizations in 42 ms.
[2024-05-21 21:37:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4182680337329469331.gal : 19 ms
[2024-05-21 21:37:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16907403415907264770.prop : 0 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4182680337329469331.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16907403415907264770.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality16907403415907264770.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :1 after 17
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :17 after 1.47031e+06
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1.47031e+06 after 4.37758e+09
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :4.37758e+09 after 8.62448e+10
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :8.62448e+10 after 8.50467e+12
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :8.50467e+12 after 2.52119e+13
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2.52119e+13 after 3.534e+14
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :3.534e+14 after 1.51043e+15
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :1.51043e+15 after 1.56831e+15
ITS-tools command line returned an error code 137
[2024-05-21 21:53:38] [INFO ] Flatten gal took : 38 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin9880363592321926252
[2024-05-21 21:53:38] [INFO ] Applying decomposition
[2024-05-21 21:53:38] [INFO ] Computing symmetric may disable matrix : 655 transitions.
[2024-05-21 21:53:38] [INFO ] Flatten gal took : 34 ms
[2024-05-21 21:53:38] [INFO ] Computation of Complete disable matrix. took 20 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-21 21:53:38] [INFO ] Computing symmetric may enable matrix : 655 transitions.
[2024-05-21 21:53:38] [INFO ] Computation of Complete enable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph933496798959958901.txt' '-o' '/tmp/graph933496798959958901.bin' '-w' '/tmp/graph933496798959958901.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph933496798959958901.bin' '-l' '-1' '-v' '-w' '/tmp/graph933496798959958901.weights' '-q' '0' '-e' '0.001'
[2024-05-21 21:53:38] [INFO ] Decomposing Gal with order
[2024-05-21 21:53:38] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-21 21:53:38] [INFO ] Computing Do-Not-Accords matrix : 655 transitions.
[2024-05-21 21:53:38] [INFO ] Computation of Completed DNA matrix. took 23 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-21 21:53:38] [INFO ] Removed a total of 1278 redundant transitions.
[2024-05-21 21:53:38] [INFO ] Built C files in 199ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9880363592321926252
Running compilation step : cd /tmp/ltsmin9880363592321926252;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2024-05-21 21:53:38] [INFO ] Flatten gal took : 50 ms
[2024-05-21 21:53:38] [INFO ] Fuse similar labels procedure discarded/fused a total of 151 labels/synchronizations in 14 ms.
[2024-05-21 21:53:38] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability15459824420240709141.gal : 4 ms
[2024-05-21 21:53:38] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability15180627769949588720.prop : 1 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability15459824420240709141.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability15180627769949588720.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityFireability15180627769949588720.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :1 after 4735
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :4735 after 4.36767e+06
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :4.36767e+06 after 1.68432e+10
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1.21283e+13 after 1.29205e+13
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,1.87665e+13,0.187102,11052,549,266,12476,3583,932,22498,320,8303,0
Total reachable state count : 18766476323188

Verifying 1 reachability properties.
Reachability property CloudDeployment-PT-4b-ReachabilityFireability-2024-11 is true.
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-2024-11 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudDeployment-PT-4b-ReachabilityFireability-2024-11,1,0.190716,11312,66,47,12476,3583,1086,22498,367,8303,291
ITS tools runner thread asked to quit. Dying gracefully.
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Total runtime 1155271 ms.

BK_STOP 1716328418657

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -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 ReachabilityFireability -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="CloudDeployment-PT-4b"
export BK_EXAMINATION="ReachabilityFireability"
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 CloudDeployment-PT-4b, 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 r070-tall-171620506200583"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudDeployment-PT-4b.tgz
mv CloudDeployment-PT-4b 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 ;