Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r073-smll-167814399600445.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.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 2-5348
Executing tool ltsminxred
Input is CloudDeployment-PT-7a, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r073-smll-167814399600445
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 784K
-rw-r--r-- 1 mcc users 6.4K Feb 25 15:43 CTLCardinality.txt
-rw-r--r-- 1 mcc users 61K Feb 25 15:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Feb 25 15:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K Feb 25 15:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 15:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 21K Feb 25 15:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 15:45 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 15:45 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.2K Feb 25 16:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 67K Feb 25 16:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.0K Feb 25 16:08 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K Feb 25 16:08 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:45 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 420K Mar 5 18:22 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME CloudDeployment-PT-7a-UpperBounds-00
FORMULA_NAME CloudDeployment-PT-7a-UpperBounds-01
FORMULA_NAME CloudDeployment-PT-7a-UpperBounds-02
FORMULA_NAME CloudDeployment-PT-7a-UpperBounds-03
FORMULA_NAME CloudDeployment-PT-7a-UpperBounds-04
FORMULA_NAME CloudDeployment-PT-7a-UpperBounds-05
FORMULA_NAME CloudDeployment-PT-7a-UpperBounds-06
FORMULA_NAME CloudDeployment-PT-7a-UpperBounds-07
FORMULA_NAME CloudDeployment-PT-7a-UpperBounds-08
FORMULA_NAME CloudDeployment-PT-7a-UpperBounds-09
FORMULA_NAME CloudDeployment-PT-7a-UpperBounds-10
FORMULA_NAME CloudDeployment-PT-7a-UpperBounds-11
FORMULA_NAME CloudDeployment-PT-7a-UpperBounds-12
FORMULA_NAME CloudDeployment-PT-7a-UpperBounds-13
FORMULA_NAME CloudDeployment-PT-7a-UpperBounds-14
FORMULA_NAME CloudDeployment-PT-7a-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1678497408182

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudDeployment-PT-7a
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-11 01:16:51] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-11 01:16:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 01:16:51] [INFO ] Load time of PNML (sax parser for PT used): 203 ms
[2023-03-11 01:16:51] [INFO ] Transformed 264 places.
[2023-03-11 01:16:51] [INFO ] Transformed 1174 transitions.
[2023-03-11 01:16:51] [INFO ] Found NUPN structural information;
[2023-03-11 01:16:52] [INFO ] Parsed PT model containing 264 places and 1174 transitions and 7331 arcs in 345 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Ensure Unique test removed 154 transitions
Reduce redundant transitions removed 154 transitions.
Normalized transition count is 475 out of 1020 initially.
// Phase 1: matrix 475 rows 264 cols
[2023-03-11 01:16:52] [INFO ] Computed 42 place invariants in 38 ms
Incomplete random walk after 10000 steps, including 98 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 16) seen :14
FORMULA CloudDeployment-PT-7a-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-7a-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-7a-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-7a-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-7a-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-7a-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-7a-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-7a-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-7a-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-7a-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-7a-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-7a-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-7a-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-7a-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 2) seen :0
[2023-03-11 01:16:52] [INFO ] Flow matrix only has 475 transitions (discarded 545 similar events)
// Phase 1: matrix 475 rows 264 cols
[2023-03-11 01:16:52] [INFO ] Computed 42 place invariants in 9 ms
[2023-03-11 01:16:52] [INFO ] [Real]Absence check using 0 positive and 42 generalized place invariants in 33 ms returned sat
[2023-03-11 01:16:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-11 01:16:52] [INFO ] [Real]Absence check using state equation in 287 ms returned sat
[2023-03-11 01:16:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-11 01:16:53] [INFO ] [Nat]Absence check using 0 positive and 42 generalized place invariants in 26 ms returned sat
[2023-03-11 01:16:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-11 01:16:53] [INFO ] [Nat]Absence check using state equation in 231 ms returned sat
[2023-03-11 01:16:53] [INFO ] State equation strengthened by 240 read => feed constraints.
[2023-03-11 01:16:53] [INFO ] [Nat]Added 240 Read/Feed constraints in 122 ms returned sat
[2023-03-11 01:16:53] [INFO ] Computed and/alt/rep : 337/960/337 causal constraints (skipped 137 transitions) in 123 ms.
[2023-03-11 01:16:55] [INFO ] Added : 172 causal constraints over 35 iterations in 2217 ms. Result :sat
Minimization took 183 ms.
[2023-03-11 01:16:56] [INFO ] [Real]Absence check using 0 positive and 42 generalized place invariants in 25 ms returned sat
[2023-03-11 01:16:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-11 01:16:56] [INFO ] [Real]Absence check using state equation in 223 ms returned sat
[2023-03-11 01:16:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-11 01:16:56] [INFO ] [Nat]Absence check using 0 positive and 42 generalized place invariants in 32 ms returned sat
[2023-03-11 01:16:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-11 01:16:56] [INFO ] [Nat]Absence check using state equation in 251 ms returned sat
[2023-03-11 01:16:57] [INFO ] [Nat]Added 240 Read/Feed constraints in 109 ms returned sat
[2023-03-11 01:16:57] [INFO ] Computed and/alt/rep : 337/960/337 causal constraints (skipped 137 transitions) in 64 ms.
[2023-03-11 01:16:58] [INFO ] Added : 172 causal constraints over 35 iterations in 1483 ms. Result :sat
Minimization took 190 ms.
Current structural bounds on expressions (after SMT) : [1, 1] Max seen :[0, 0]
Support contains 2 out of 264 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 264/264 places, 1020/1020 transitions.
Graph (trivial) has 281 edges and 264 vertex of which 70 / 264 are part of one of the 21 SCC in 10 ms
Free SCC test removed 49 places
Drop transitions removed 252 transitions
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 308 transitions.
Ensure Unique test removed 13 places
Iterating post reduction 0 with 13 rules applied. Total rules applied 14 place count 202 transition count 712
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 26 place count 190 transition count 651
Iterating global reduction 1 with 12 rules applied. Total rules applied 38 place count 190 transition count 651
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 42 place count 186 transition count 647
Iterating global reduction 1 with 4 rules applied. Total rules applied 46 place count 186 transition count 647
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 49 place count 183 transition count 644
Iterating global reduction 1 with 3 rules applied. Total rules applied 52 place count 183 transition count 644
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 54 place count 181 transition count 642
Iterating global reduction 1 with 2 rules applied. Total rules applied 56 place count 181 transition count 642
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 57 place count 180 transition count 641
Iterating global reduction 1 with 1 rules applied. Total rules applied 58 place count 180 transition count 641
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: -91
Deduced a syphon composed of 21 places in 1 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 1 with 42 rules applied. Total rules applied 100 place count 159 transition count 732
Drop transitions removed 140 transitions
Redundant transition composition rules discarded 140 transitions
Iterating global reduction 1 with 140 rules applied. Total rules applied 240 place count 159 transition count 592
Free-agglomeration rule (complex) applied 7 times.
Iterating global reduction 1 with 7 rules applied. Total rules applied 247 place count 159 transition count 712
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 254 place count 152 transition count 712
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 255 place count 152 transition count 712
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 256 place count 151 transition count 711
Applied a total of 256 rules in 414 ms. Remains 151 /264 variables (removed 113) and now considering 711/1020 (removed 309) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 416 ms. Remains : 151/264 places, 711/1020 transitions.
Normalized transition count is 368 out of 711 initially.
// Phase 1: matrix 368 rows 151 cols
[2023-03-11 01:16:59] [INFO ] Computed 29 place invariants in 8 ms
Incomplete random walk after 1000000 steps, including 13387 resets, run finished after 3338 ms. (steps per millisecond=299 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000001 steps, including 1503 resets, run finished after 803 ms. (steps per millisecond=1245 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000000 steps, including 1504 resets, run finished after 813 ms. (steps per millisecond=1230 ) properties (out of 2) seen :0
[2023-03-11 01:17:04] [INFO ] Flow matrix only has 368 transitions (discarded 343 similar events)
// Phase 1: matrix 368 rows 151 cols
[2023-03-11 01:17:04] [INFO ] Computed 29 place invariants in 6 ms
[2023-03-11 01:17:04] [INFO ] [Real]Absence check using 0 positive and 29 generalized place invariants in 17 ms returned sat
[2023-03-11 01:17:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-11 01:17:04] [INFO ] [Real]Absence check using state equation in 188 ms returned sat
[2023-03-11 01:17:04] [INFO ] Solution in real domain found non-integer solution.
[2023-03-11 01:17:04] [INFO ] [Nat]Absence check using 0 positive and 29 generalized place invariants in 21 ms returned sat
[2023-03-11 01:17:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-11 01:17:05] [INFO ] [Nat]Absence check using state equation in 176 ms returned sat
[2023-03-11 01:17:05] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-11 01:17:05] [INFO ] [Nat]Added 9 Read/Feed constraints in 24 ms returned sat
[2023-03-11 01:17:05] [INFO ] Computed and/alt/rep : 174/326/174 causal constraints (skipped 145 transitions) in 61 ms.
[2023-03-11 01:17:05] [INFO ] Added : 60 causal constraints over 12 iterations in 539 ms. Result :sat
Minimization took 127 ms.
[2023-03-11 01:17:05] [INFO ] [Real]Absence check using 0 positive and 29 generalized place invariants in 13 ms returned sat
[2023-03-11 01:17:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-11 01:17:06] [INFO ] [Real]Absence check using state equation in 117 ms returned sat
[2023-03-11 01:17:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-11 01:17:06] [INFO ] [Nat]Absence check using 0 positive and 29 generalized place invariants in 12 ms returned sat
[2023-03-11 01:17:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-11 01:17:06] [INFO ] [Nat]Absence check using state equation in 130 ms returned sat
[2023-03-11 01:17:06] [INFO ] [Nat]Added 9 Read/Feed constraints in 16 ms returned sat
[2023-03-11 01:17:06] [INFO ] Computed and/alt/rep : 174/326/174 causal constraints (skipped 145 transitions) in 72 ms.
[2023-03-11 01:17:06] [INFO ] Added : 60 causal constraints over 12 iterations in 513 ms. Result :sat
Minimization took 96 ms.
Current structural bounds on expressions (after SMT) : [1, 1] Max seen :[0, 0]
Support contains 2 out of 151 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 151/151 places, 711/711 transitions.
Applied a total of 0 rules in 32 ms. Remains 151 /151 variables (removed 0) and now considering 711/711 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33 ms. Remains : 151/151 places, 711/711 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 151/151 places, 711/711 transitions.
Applied a total of 0 rules in 33 ms. Remains 151 /151 variables (removed 0) and now considering 711/711 (removed 0) transitions.
[2023-03-11 01:17:07] [INFO ] Flow matrix only has 368 transitions (discarded 343 similar events)
[2023-03-11 01:17:07] [INFO ] Invariant cache hit.
[2023-03-11 01:17:07] [INFO ] Implicit Places using invariants in 299 ms returned []
[2023-03-11 01:17:07] [INFO ] Flow matrix only has 368 transitions (discarded 343 similar events)
[2023-03-11 01:17:07] [INFO ] Invariant cache hit.
[2023-03-11 01:17:07] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-11 01:17:07] [INFO ] Implicit Places using invariants and state equation in 468 ms returned []
Implicit Place search using SMT with State Equation took 771 ms to find 0 implicit places.
[2023-03-11 01:17:08] [INFO ] Redundant transitions in 72 ms returned []
[2023-03-11 01:17:08] [INFO ] Flow matrix only has 368 transitions (discarded 343 similar events)
[2023-03-11 01:17:08] [INFO ] Invariant cache hit.
[2023-03-11 01:17:08] [INFO ] Dead Transitions using invariants and state equation in 738 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1625 ms. Remains : 151/151 places, 711/711 transitions.
Starting property specific reduction for CloudDeployment-PT-7a-UpperBounds-06
Normalized transition count is 368 out of 711 initially.
// Phase 1: matrix 368 rows 151 cols
[2023-03-11 01:17:08] [INFO ] Computed 29 place invariants in 6 ms
Incomplete random walk after 10000 steps, including 130 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
[2023-03-11 01:17:08] [INFO ] Flow matrix only has 368 transitions (discarded 343 similar events)
// Phase 1: matrix 368 rows 151 cols
[2023-03-11 01:17:08] [INFO ] Computed 29 place invariants in 3 ms
[2023-03-11 01:17:08] [INFO ] [Real]Absence check using 0 positive and 29 generalized place invariants in 18 ms returned sat
[2023-03-11 01:17:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-11 01:17:09] [INFO ] [Real]Absence check using state equation in 168 ms returned sat
[2023-03-11 01:17:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-11 01:17:09] [INFO ] [Nat]Absence check using 0 positive and 29 generalized place invariants in 18 ms returned sat
[2023-03-11 01:17:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-11 01:17:09] [INFO ] [Nat]Absence check using state equation in 161 ms returned sat
[2023-03-11 01:17:09] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-11 01:17:09] [INFO ] [Nat]Added 9 Read/Feed constraints in 24 ms returned sat
[2023-03-11 01:17:09] [INFO ] Computed and/alt/rep : 174/326/174 causal constraints (skipped 145 transitions) in 59 ms.
[2023-03-11 01:17:09] [INFO ] Added : 60 causal constraints over 12 iterations in 482 ms. Result :sat
Minimization took 95 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 151 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 151/151 places, 711/711 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 150 transition count 711
Applied a total of 1 rules in 40 ms. Remains 150 /151 variables (removed 1) and now considering 711/711 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 150/151 places, 711/711 transitions.
Normalized transition count is 368 out of 711 initially.
// Phase 1: matrix 368 rows 150 cols
[2023-03-11 01:17:10] [INFO ] Computed 28 place invariants in 8 ms
Incomplete random walk after 1000000 steps, including 13378 resets, run finished after 3524 ms. (steps per millisecond=283 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 1492 resets, run finished after 782 ms. (steps per millisecond=1278 ) properties (out of 1) seen :0
[2023-03-11 01:17:14] [INFO ] Flow matrix only has 368 transitions (discarded 343 similar events)
// Phase 1: matrix 368 rows 150 cols
[2023-03-11 01:17:14] [INFO ] Computed 28 place invariants in 7 ms
[2023-03-11 01:17:14] [INFO ] [Real]Absence check using 0 positive and 28 generalized place invariants in 14 ms returned sat
[2023-03-11 01:17:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-11 01:17:14] [INFO ] [Real]Absence check using state equation in 145 ms returned sat
[2023-03-11 01:17:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-11 01:17:14] [INFO ] [Nat]Absence check using 0 positive and 28 generalized place invariants in 11 ms returned sat
[2023-03-11 01:17:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-11 01:17:14] [INFO ] [Nat]Absence check using state equation in 105 ms returned sat
[2023-03-11 01:17:14] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-11 01:17:14] [INFO ] [Nat]Added 9 Read/Feed constraints in 22 ms returned sat
[2023-03-11 01:17:14] [INFO ] Computed and/alt/rep : 175/335/175 causal constraints (skipped 144 transitions) in 30 ms.
[2023-03-11 01:17:15] [INFO ] Added : 48 causal constraints over 10 iterations in 354 ms. Result :sat
Minimization took 77 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 150 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 150/150 places, 711/711 transitions.
Applied a total of 0 rules in 31 ms. Remains 150 /150 variables (removed 0) and now considering 711/711 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 150/150 places, 711/711 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 150/150 places, 711/711 transitions.
Applied a total of 0 rules in 30 ms. Remains 150 /150 variables (removed 0) and now considering 711/711 (removed 0) transitions.
[2023-03-11 01:17:15] [INFO ] Flow matrix only has 368 transitions (discarded 343 similar events)
[2023-03-11 01:17:15] [INFO ] Invariant cache hit.
[2023-03-11 01:17:15] [INFO ] Implicit Places using invariants in 239 ms returned []
[2023-03-11 01:17:15] [INFO ] Flow matrix only has 368 transitions (discarded 343 similar events)
[2023-03-11 01:17:15] [INFO ] Invariant cache hit.
[2023-03-11 01:17:15] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-11 01:17:16] [INFO ] Implicit Places using invariants and state equation in 534 ms returned []
Implicit Place search using SMT with State Equation took 777 ms to find 0 implicit places.
[2023-03-11 01:17:16] [INFO ] Redundant transitions in 11 ms returned []
[2023-03-11 01:17:16] [INFO ] Flow matrix only has 368 transitions (discarded 343 similar events)
[2023-03-11 01:17:16] [INFO ] Invariant cache hit.
[2023-03-11 01:17:16] [INFO ] Dead Transitions using invariants and state equation in 527 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1356 ms. Remains : 150/150 places, 711/711 transitions.
Ending property specific reduction for CloudDeployment-PT-7a-UpperBounds-06 in 8020 ms.
Starting property specific reduction for CloudDeployment-PT-7a-UpperBounds-09
Normalized transition count is 368 out of 711 initially.
// Phase 1: matrix 368 rows 151 cols
[2023-03-11 01:17:16] [INFO ] Computed 29 place invariants in 5 ms
Incomplete random walk after 10000 steps, including 134 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 14 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
[2023-03-11 01:17:16] [INFO ] Flow matrix only has 368 transitions (discarded 343 similar events)
// Phase 1: matrix 368 rows 151 cols
[2023-03-11 01:17:16] [INFO ] Computed 29 place invariants in 2 ms
[2023-03-11 01:17:16] [INFO ] [Real]Absence check using 0 positive and 29 generalized place invariants in 18 ms returned sat
[2023-03-11 01:17:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-11 01:17:17] [INFO ] [Real]Absence check using state equation in 112 ms returned sat
[2023-03-11 01:17:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-11 01:17:17] [INFO ] [Nat]Absence check using 0 positive and 29 generalized place invariants in 12 ms returned sat
[2023-03-11 01:17:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-11 01:17:17] [INFO ] [Nat]Absence check using state equation in 102 ms returned sat
[2023-03-11 01:17:17] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-11 01:17:17] [INFO ] [Nat]Added 9 Read/Feed constraints in 14 ms returned sat
[2023-03-11 01:17:17] [INFO ] Computed and/alt/rep : 174/326/174 causal constraints (skipped 145 transitions) in 31 ms.
[2023-03-11 01:17:17] [INFO ] Added : 60 causal constraints over 12 iterations in 290 ms. Result :sat
Minimization took 69 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 151 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 151/151 places, 711/711 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 150 transition count 711
Applied a total of 1 rules in 20 ms. Remains 150 /151 variables (removed 1) and now considering 711/711 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 150/151 places, 711/711 transitions.
Normalized transition count is 368 out of 711 initially.
// Phase 1: matrix 368 rows 150 cols
[2023-03-11 01:17:17] [INFO ] Computed 28 place invariants in 6 ms
Incomplete random walk after 1000000 steps, including 13321 resets, run finished after 3704 ms. (steps per millisecond=269 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 1499 resets, run finished after 820 ms. (steps per millisecond=1219 ) properties (out of 1) seen :0
[2023-03-11 01:17:22] [INFO ] Flow matrix only has 368 transitions (discarded 343 similar events)
// Phase 1: matrix 368 rows 150 cols
[2023-03-11 01:17:22] [INFO ] Computed 28 place invariants in 8 ms
[2023-03-11 01:17:22] [INFO ] [Real]Absence check using 0 positive and 28 generalized place invariants in 14 ms returned sat
[2023-03-11 01:17:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-11 01:17:22] [INFO ] [Real]Absence check using state equation in 141 ms returned sat
[2023-03-11 01:17:22] [INFO ] Solution in real domain found non-integer solution.
[2023-03-11 01:17:22] [INFO ] [Nat]Absence check using 0 positive and 28 generalized place invariants in 14 ms returned sat
[2023-03-11 01:17:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-11 01:17:22] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2023-03-11 01:17:22] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-11 01:17:22] [INFO ] [Nat]Added 9 Read/Feed constraints in 28 ms returned sat
[2023-03-11 01:17:22] [INFO ] Computed and/alt/rep : 175/335/175 causal constraints (skipped 144 transitions) in 40 ms.
[2023-03-11 01:17:23] [INFO ] Added : 59 causal constraints over 12 iterations in 446 ms. Result :sat
Minimization took 88 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 150 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 150/150 places, 711/711 transitions.
Applied a total of 0 rules in 26 ms. Remains 150 /150 variables (removed 0) and now considering 711/711 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 150/150 places, 711/711 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 150/150 places, 711/711 transitions.
Applied a total of 0 rules in 24 ms. Remains 150 /150 variables (removed 0) and now considering 711/711 (removed 0) transitions.
[2023-03-11 01:17:23] [INFO ] Flow matrix only has 368 transitions (discarded 343 similar events)
[2023-03-11 01:17:23] [INFO ] Invariant cache hit.
[2023-03-11 01:17:23] [INFO ] Implicit Places using invariants in 222 ms returned []
[2023-03-11 01:17:23] [INFO ] Flow matrix only has 368 transitions (discarded 343 similar events)
[2023-03-11 01:17:23] [INFO ] Invariant cache hit.
[2023-03-11 01:17:23] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-11 01:17:24] [INFO ] Implicit Places using invariants and state equation in 573 ms returned []
Implicit Place search using SMT with State Equation took 803 ms to find 0 implicit places.
[2023-03-11 01:17:24] [INFO ] Redundant transitions in 12 ms returned []
[2023-03-11 01:17:24] [INFO ] Flow matrix only has 368 transitions (discarded 343 similar events)
[2023-03-11 01:17:24] [INFO ] Invariant cache hit.
[2023-03-11 01:17:24] [INFO ] Dead Transitions using invariants and state equation in 593 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1444 ms. Remains : 150/150 places, 711/711 transitions.
Ending property specific reduction for CloudDeployment-PT-7a-UpperBounds-09 in 8044 ms.
[2023-03-11 01:17:25] [INFO ] Flatten gal took : 257 ms
[2023-03-11 01:17:25] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/UpperBounds.sr.xml took 4 ms.
[2023-03-11 01:17:25] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 151 places, 711 transitions and 5938 arcs took 12 ms.
Total runtime 33831 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --maxsum=/tmp/555/ub_0_ --maxsum=/tmp/555/ub_1_
FORMULA CloudDeployment-PT-7a-UpperBounds-06 1 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA CloudDeployment-PT-7a-UpperBounds-09 1 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN

BK_STOP 1678497456057

--------------------
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_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
mcc2023
ub formula name CloudDeployment-PT-7a-UpperBounds-06
ub formula formula --maxsum=/tmp/555/ub_0_
ub formula name CloudDeployment-PT-7a-UpperBounds-09
ub formula formula --maxsum=/tmp/555/ub_1_
pnml2lts-sym: Exploration order is bfs-prev
pnml2lts-sym: Saturation strategy is sat
pnml2lts-sym: Guided search strategy is unguided
pnml2lts-sym: Attractor strategy is default
pnml2lts-sym: opening model.pnml
pnml2lts-sym: Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-sym: Petri net has 151 places, 711 transitions and 5938 arcs
pnml2lts-sym: Petri net CloudDeployment_PT_7a analyzed
pnml2lts-sym: There are no safe places
pnml2lts-sym: Loading Petri net took 0.020 real 0.010 user 0.010 sys
pnml2lts-sym: Initializing regrouping layer
pnml2lts-sym: Regroup specification: bs,w2W,ru,hf
pnml2lts-sym: Regroup Boost's Sloan
pnml2lts-sym: Regroup over-approximate must-write to may-write
pnml2lts-sym: Regroup Row sUbsume
pnml2lts-sym: Reqroup Horizontal Flip
pnml2lts-sym: Regrouping: 711->696 groups
pnml2lts-sym: Regrouping took 0.520 real 0.510 user 0.000 sys
pnml2lts-sym: state vector length is 151; there are 696 groups
pnml2lts-sym: Computing maximum sum over 1 state variables.
pnml2lts-sym: Computing maximum sum over 1 state variables.
pnml2lts-sym: Creating a multi-core ListDD domain.
pnml2lts-sym: Sylvan allocates 15.000 GB virtual memory for nodes table and operation cache.
pnml2lts-sym: Initial nodes table and operation cache requires 60.00 MB.
pnml2lts-sym: Using GBgetTransitionsShortR2W as next-state function
pnml2lts-sym: got initial state
pnml2lts-sym: Exploration took 460113 group checks and 0 next state calls
pnml2lts-sym: reachability took 8.360 real 33.380 user 0.020 sys
pnml2lts-sym: counting visited states...
pnml2lts-sym: counting took 0.010 real 0.030 user 0.000 sys
pnml2lts-sym: state space has 1544442445 states, 28462 nodes
pnml2lts-sym: Maximum sum of /tmp/555/ub_0_ is: 1
pnml2lts-sym: Maximum sum of /tmp/555/ub_1_ is: 1
pnml2lts-sym: group_next: 7716 nodes total
pnml2lts-sym: group_explored: 13056 nodes, 25140 short vectors total
pnml2lts-sym: max token count: 1

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-7a"
export BK_EXAMINATION="UpperBounds"
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 2-5348"
echo " Executing tool ltsminxred"
echo " Input is CloudDeployment-PT-7a, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r073-smll-167814399600445"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudDeployment-PT-7a.tgz
mv CloudDeployment-PT-7a execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;