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.r319-tall-167873969900069.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)
...................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool gold2022
Input is PolyORBLF-PT-S04J04T08, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r319-tall-167873969900069
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 5.2M
-rw-r--r-- 1 mcc users 15K Feb 26 14:27 CTLCardinality.txt
-rw-r--r-- 1 mcc users 94K Feb 26 14:27 CTLCardinality.xml
-rw-r--r-- 1 mcc users 76K Feb 26 14:25 CTLFireability.txt
-rw-r--r-- 1 mcc users 344K Feb 26 14:25 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 11K Feb 25 16:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 43K Feb 25 16:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 25 16:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 52K Feb 25 16:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 31K Feb 26 14:38 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 164K Feb 26 14:38 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 178K Feb 26 14:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 793K Feb 26 14:37 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 16:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.0K Feb 25 16:35 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 3.3M Mar 5 18:23 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 PolyORBLF-PT-S04J04T08-UpperBounds-00
FORMULA_NAME PolyORBLF-PT-S04J04T08-UpperBounds-01
FORMULA_NAME PolyORBLF-PT-S04J04T08-UpperBounds-02
FORMULA_NAME PolyORBLF-PT-S04J04T08-UpperBounds-03
FORMULA_NAME PolyORBLF-PT-S04J04T08-UpperBounds-04
FORMULA_NAME PolyORBLF-PT-S04J04T08-UpperBounds-05
FORMULA_NAME PolyORBLF-PT-S04J04T08-UpperBounds-06
FORMULA_NAME PolyORBLF-PT-S04J04T08-UpperBounds-07
FORMULA_NAME PolyORBLF-PT-S04J04T08-UpperBounds-08
FORMULA_NAME PolyORBLF-PT-S04J04T08-UpperBounds-09
FORMULA_NAME PolyORBLF-PT-S04J04T08-UpperBounds-10
FORMULA_NAME PolyORBLF-PT-S04J04T08-UpperBounds-11
FORMULA_NAME PolyORBLF-PT-S04J04T08-UpperBounds-12
FORMULA_NAME PolyORBLF-PT-S04J04T08-UpperBounds-13
FORMULA_NAME PolyORBLF-PT-S04J04T08-UpperBounds-14
FORMULA_NAME PolyORBLF-PT-S04J04T08-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1678873834185

Running Version 202205111006
[2023-03-15 09:50:35] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-15 09:50:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-15 09:50:35] [INFO ] Load time of PNML (sax parser for PT used): 289 ms
[2023-03-15 09:50:35] [INFO ] Transformed 712 places.
[2023-03-15 09:50:35] [INFO ] Transformed 4012 transitions.
[2023-03-15 09:50:35] [INFO ] Parsed PT model containing 712 places and 4012 transitions in 429 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Ensure Unique test removed 2168 transitions
Reduce redundant transitions removed 2168 transitions.
Normalized transition count is 1812 out of 1844 initially.
// Phase 1: matrix 1812 rows 712 cols
[2023-03-15 09:50:35] [INFO ] Computed 54 place invariants in 137 ms
FORMULA PolyORBLF-PT-S04J04T08-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 15) seen :22
FORMULA PolyORBLF-PT-S04J04T08-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S04J04T08-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S04J04T08-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S04J04T08-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S04J04T08-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 10) seen :17
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 10) seen :17
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 10) seen :16
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 10) seen :16
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 10) seen :17
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 10) seen :17
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 10) seen :17
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 10) seen :16
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 10) seen :17
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 10) seen :17
[2023-03-15 09:50:36] [INFO ] Flow matrix only has 1812 transitions (discarded 32 similar events)
// Phase 1: matrix 1812 rows 712 cols
[2023-03-15 09:50:36] [INFO ] Computed 54 place invariants in 100 ms
[2023-03-15 09:50:36] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2023-03-15 09:50:36] [INFO ] [Real]Absence check using 13 positive and 41 generalized place invariants in 42 ms returned unsat
[2023-03-15 09:50:36] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-15 09:50:36] [INFO ] [Real]Absence check using 13 positive and 41 generalized place invariants in 37 ms returned unsat
[2023-03-15 09:50:36] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2023-03-15 09:50:37] [INFO ] [Real]Absence check using 13 positive and 41 generalized place invariants in 37 ms returned unsat
[2023-03-15 09:50:37] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 09:50:37] [INFO ] [Real]Absence check using 13 positive and 41 generalized place invariants in 35 ms returned unsat
[2023-03-15 09:50:37] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 09:50:37] [INFO ] [Real]Absence check using 13 positive and 41 generalized place invariants in 33 ms returned unsat
[2023-03-15 09:50:37] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 09:50:37] [INFO ] [Real]Absence check using 13 positive and 41 generalized place invariants in 26 ms returned unsat
[2023-03-15 09:50:37] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 09:50:37] [INFO ] [Real]Absence check using 13 positive and 41 generalized place invariants in 24 ms returned unsat
[2023-03-15 09:50:37] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-15 09:50:37] [INFO ] [Real]Absence check using 13 positive and 41 generalized place invariants in 28 ms returned unsat
[2023-03-15 09:50:37] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 09:50:37] [INFO ] [Real]Absence check using 13 positive and 41 generalized place invariants in 36 ms returned sat
[2023-03-15 09:50:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 09:50:41] [INFO ] [Real]Absence check using state equation in 4258 ms returned sat
[2023-03-15 09:50:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 09:50:42] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 09:50:42] [INFO ] [Nat]Absence check using 13 positive and 41 generalized place invariants in 33 ms returned sat
[2023-03-15 09:50:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 09:50:46] [INFO ] [Nat]Absence check using state equation in 4417 ms returned sat
[2023-03-15 09:50:46] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-15 09:50:47] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 09:50:47] [INFO ] [Nat]Added 160 Read/Feed constraints in 445 ms returned unknown
[2023-03-15 09:50:47] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-15 09:50:47] [INFO ] [Real]Absence check using 13 positive and 41 generalized place invariants in 24 ms returned unsat
Current structural bounds on expressions (after SMT) : [4, 1, 1, 2, 4, 1, 1, 1, 8, 1] Max seen :[4, 1, 1, 2, 4, 1, 1, 1, 1, 1]
FORMULA PolyORBLF-PT-S04J04T08-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S04J04T08-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S04J04T08-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S04J04T08-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S04J04T08-UpperBounds-04 4 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S04J04T08-UpperBounds-03 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S04J04T08-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S04J04T08-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S04J04T08-UpperBounds-00 4 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Support contains 1 out of 712 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 712/712 places, 1844/1844 transitions.
Ensure Unique test removed 4 places
Drop transitions removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 0 with 76 rules applied. Total rules applied 76 place count 708 transition count 1772
Reduce places removed 72 places and 0 transitions.
Iterating post reduction 1 with 72 rules applied. Total rules applied 148 place count 636 transition count 1772
Performed 80 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 80 Pre rules applied. Total rules applied 148 place count 636 transition count 1692
Deduced a syphon composed of 80 places in 2 ms
Reduce places removed 80 places and 0 transitions.
Iterating global reduction 2 with 160 rules applied. Total rules applied 308 place count 556 transition count 1692
Performed 79 Post agglomeration using F-continuation condition.Transition count delta: 79
Deduced a syphon composed of 79 places in 2 ms
Reduce places removed 79 places and 0 transitions.
Iterating global reduction 2 with 158 rules applied. Total rules applied 466 place count 477 transition count 1613
Free-agglomeration rule (complex) applied 16 times.
Iterating global reduction 2 with 16 rules applied. Total rules applied 482 place count 477 transition count 1597
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 2 with 16 rules applied. Total rules applied 498 place count 461 transition count 1597
Applied a total of 498 rules in 327 ms. Remains 461 /712 variables (removed 251) and now considering 1597/1844 (removed 247) transitions.
[2023-03-15 09:50:47] [INFO ] Flow matrix only has 1565 transitions (discarded 32 similar events)
// Phase 1: matrix 1565 rows 461 cols
[2023-03-15 09:50:47] [INFO ] Computed 50 place invariants in 24 ms
[2023-03-15 09:50:48] [INFO ] Dead Transitions using invariants and state equation in 998 ms found 432 transitions.
Found 432 dead transitions using SMT.
Drop transitions removed 432 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 432 transitions.
Starting structural reductions in SAFETY mode, iteration 1 : 461/712 places, 1165/1844 transitions.
Applied a total of 0 rules in 62 ms. Remains 461 /461 variables (removed 0) and now considering 1165/1165 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 461/712 places, 1165/1844 transitions.
Normalized transition count is 1133 out of 1165 initially.
// Phase 1: matrix 1133 rows 461 cols
[2023-03-15 09:50:48] [INFO ] Computed 50 place invariants in 18 ms
Incomplete random walk after 1000000 steps, including 114 resets, run finished after 5560 ms. (steps per millisecond=179 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 31 resets, run finished after 1958 ms. (steps per millisecond=510 ) properties (out of 1) seen :1
[2023-03-15 09:50:56] [INFO ] Flow matrix only has 1133 transitions (discarded 32 similar events)
// Phase 1: matrix 1133 rows 461 cols
[2023-03-15 09:50:56] [INFO ] Computed 50 place invariants in 21 ms
[2023-03-15 09:50:56] [INFO ] [Real]Absence check using 15 positive place invariants in 6 ms returned sat
[2023-03-15 09:50:56] [INFO ] [Real]Absence check using 15 positive and 35 generalized place invariants in 22 ms returned sat
[2023-03-15 09:50:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 09:50:56] [INFO ] [Real]Absence check using state equation in 573 ms returned sat
[2023-03-15 09:50:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 09:50:56] [INFO ] [Nat]Absence check using 15 positive place invariants in 6 ms returned sat
[2023-03-15 09:50:57] [INFO ] [Nat]Absence check using 15 positive and 35 generalized place invariants in 34 ms returned sat
[2023-03-15 09:50:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 09:51:01] [INFO ] [Nat]Absence check using state equation in 4305 ms returned sat
[2023-03-15 09:51:01] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-15 09:51:02] [INFO ] [Nat]Added 160 Read/Feed constraints in 1386 ms returned sat
[2023-03-15 09:51:02] [INFO ] Deduced a trap composed of 44 places in 208 ms of which 2 ms to minimize.
[2023-03-15 09:51:03] [INFO ] Deduced a trap composed of 44 places in 57 ms of which 1 ms to minimize.
[2023-03-15 09:51:03] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 731 ms
[2023-03-15 09:51:03] [INFO ] Computed and/alt/rep : 577/2989/553 causal constraints (skipped 576 transitions) in 100 ms.
[2023-03-15 09:51:05] [INFO ] Deduced a trap composed of 45 places in 59 ms of which 10 ms to minimize.
[2023-03-15 09:51:05] [INFO ] Deduced a trap composed of 19 places in 245 ms of which 2 ms to minimize.
[2023-03-15 09:51:06] [INFO ] Deduced a trap composed of 216 places in 233 ms of which 2 ms to minimize.
[2023-03-15 09:51:06] [INFO ] Deduced a trap composed of 199 places in 209 ms of which 0 ms to minimize.
[2023-03-15 09:51:06] [INFO ] Deduced a trap composed of 210 places in 225 ms of which 2 ms to minimize.
[2023-03-15 09:51:07] [INFO ] Deduced a trap composed of 191 places in 250 ms of which 2 ms to minimize.
[2023-03-15 09:51:07] [INFO ] Deduced a trap composed of 175 places in 205 ms of which 1 ms to minimize.
[2023-03-15 09:51:07] [INFO ] Deduced a trap composed of 233 places in 225 ms of which 1 ms to minimize.
[2023-03-15 09:51:08] [INFO ] Deduced a trap composed of 200 places in 208 ms of which 0 ms to minimize.
[2023-03-15 09:51:08] [INFO ] Deduced a trap composed of 212 places in 198 ms of which 0 ms to minimize.
[2023-03-15 09:51:09] [INFO ] Deduced a trap composed of 210 places in 203 ms of which 1 ms to minimize.
[2023-03-15 09:51:09] [INFO ] Trap strengthening (SAT) tested/added 12/11 trap constraints in 4480 ms
[2023-03-15 09:51:09] [INFO ] Added : 81 causal constraints over 17 iterations in 6272 ms. Result :sat
Minimization took 2752 ms.
Current structural bounds on expressions (after SMT) : [8] Max seen :[1]
Support contains 1 out of 461 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 461/461 places, 1165/1165 transitions.
Applied a total of 0 rules in 28 ms. Remains 461 /461 variables (removed 0) and now considering 1165/1165 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 461/461 places, 1165/1165 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 461/461 places, 1165/1165 transitions.
Applied a total of 0 rules in 27 ms. Remains 461 /461 variables (removed 0) and now considering 1165/1165 (removed 0) transitions.
[2023-03-15 09:51:14] [INFO ] Flow matrix only has 1133 transitions (discarded 32 similar events)
// Phase 1: matrix 1133 rows 461 cols
[2023-03-15 09:51:14] [INFO ] Computed 50 place invariants in 16 ms
[2023-03-15 09:51:15] [INFO ] Implicit Places using invariants in 603 ms returned [93, 145, 163, 227, 313, 352, 360, 448]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 610 ms to find 8 implicit places.
Starting structural reductions in SAFETY mode, iteration 1 : 453/461 places, 1165/1165 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 446 transition count 1158
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 446 transition count 1158
Applied a total of 14 rules in 80 ms. Remains 446 /453 variables (removed 7) and now considering 1158/1165 (removed 7) transitions.
[2023-03-15 09:51:15] [INFO ] Flow matrix only has 1126 transitions (discarded 32 similar events)
// Phase 1: matrix 1126 rows 446 cols
[2023-03-15 09:51:15] [INFO ] Computed 42 place invariants in 20 ms
[2023-03-15 09:51:15] [INFO ] Implicit Places using invariants in 547 ms returned []
[2023-03-15 09:51:15] [INFO ] Flow matrix only has 1126 transitions (discarded 32 similar events)
// Phase 1: matrix 1126 rows 446 cols
[2023-03-15 09:51:15] [INFO ] Computed 42 place invariants in 16 ms
[2023-03-15 09:51:16] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-15 09:51:23] [INFO ] Implicit Places using invariants and state equation in 8049 ms returned []
Implicit Place search using SMT with State Equation took 8599 ms to find 0 implicit places.
Starting structural reductions in SAFETY mode, iteration 2 : 446/461 places, 1158/1165 transitions.
Finished structural reductions, in 2 iterations. Remains : 446/461 places, 1158/1165 transitions.
Normalized transition count is 1126 out of 1158 initially.
// Phase 1: matrix 1126 rows 446 cols
[2023-03-15 09:51:23] [INFO ] Computed 42 place invariants in 18 ms
Incomplete random walk after 1000000 steps, including 94 resets, run finished after 4931 ms. (steps per millisecond=202 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 35 resets, run finished after 1890 ms. (steps per millisecond=529 ) properties (out of 1) seen :1
[2023-03-15 09:51:30] [INFO ] Flow matrix only has 1126 transitions (discarded 32 similar events)
// Phase 1: matrix 1126 rows 446 cols
[2023-03-15 09:51:30] [INFO ] Computed 42 place invariants in 16 ms
[2023-03-15 09:51:30] [INFO ] [Real]Absence check using 15 positive place invariants in 6 ms returned sat
[2023-03-15 09:51:30] [INFO ] [Real]Absence check using 15 positive and 27 generalized place invariants in 19 ms returned sat
[2023-03-15 09:51:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 09:51:32] [INFO ] [Real]Absence check using state equation in 1408 ms returned sat
[2023-03-15 09:51:32] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 09:51:32] [INFO ] [Nat]Absence check using 15 positive place invariants in 6 ms returned sat
[2023-03-15 09:51:32] [INFO ] [Nat]Absence check using 15 positive and 27 generalized place invariants in 18 ms returned sat
[2023-03-15 09:51:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 09:51:36] [INFO ] [Nat]Absence check using state equation in 4396 ms returned sat
[2023-03-15 09:51:36] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-15 09:51:39] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 09:51:42] [INFO ] [Nat]Added 160 Read/Feed constraints in 6030 ms returned unknown
Current structural bounds on expressions (after SMT) : [8] Max seen :[1]
Support contains 1 out of 446 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 446/446 places, 1158/1158 transitions.
Applied a total of 0 rules in 21 ms. Remains 446 /446 variables (removed 0) and now considering 1158/1158 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 446/446 places, 1158/1158 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 446/446 places, 1158/1158 transitions.
Applied a total of 0 rules in 22 ms. Remains 446 /446 variables (removed 0) and now considering 1158/1158 (removed 0) transitions.
[2023-03-15 09:51:42] [INFO ] Flow matrix only has 1126 transitions (discarded 32 similar events)
// Phase 1: matrix 1126 rows 446 cols
[2023-03-15 09:51:42] [INFO ] Computed 42 place invariants in 15 ms
[2023-03-15 09:51:43] [INFO ] Implicit Places using invariants in 565 ms returned []
[2023-03-15 09:51:43] [INFO ] Flow matrix only has 1126 transitions (discarded 32 similar events)
// Phase 1: matrix 1126 rows 446 cols
[2023-03-15 09:51:43] [INFO ] Computed 42 place invariants in 19 ms
[2023-03-15 09:51:43] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-15 09:51:49] [INFO ] Implicit Places using invariants and state equation in 6534 ms returned []
Implicit Place search using SMT with State Equation took 7102 ms to find 0 implicit places.
[2023-03-15 09:51:49] [INFO ] Redundant transitions in 77 ms returned []
[2023-03-15 09:51:50] [INFO ] Flow matrix only has 1126 transitions (discarded 32 similar events)
// Phase 1: matrix 1126 rows 446 cols
[2023-03-15 09:51:50] [INFO ] Computed 42 place invariants in 15 ms
[2023-03-15 09:51:50] [INFO ] Dead Transitions using invariants and state equation in 886 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 446/446 places, 1158/1158 transitions.
Starting property specific reduction for PolyORBLF-PT-S04J04T08-UpperBounds-12
Normalized transition count is 1126 out of 1158 initially.
// Phase 1: matrix 1126 rows 446 cols
[2023-03-15 09:51:50] [INFO ] Computed 42 place invariants in 18 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :1
[2023-03-15 09:51:51] [INFO ] Flow matrix only has 1126 transitions (discarded 32 similar events)
// Phase 1: matrix 1126 rows 446 cols
[2023-03-15 09:51:51] [INFO ] Computed 42 place invariants in 22 ms
[2023-03-15 09:51:51] [INFO ] [Real]Absence check using 15 positive place invariants in 5 ms returned sat
[2023-03-15 09:51:51] [INFO ] [Real]Absence check using 15 positive and 27 generalized place invariants in 16 ms returned sat
[2023-03-15 09:51:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 09:51:52] [INFO ] [Real]Absence check using state equation in 1421 ms returned sat
[2023-03-15 09:51:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 09:51:52] [INFO ] [Nat]Absence check using 15 positive place invariants in 5 ms returned sat
[2023-03-15 09:51:52] [INFO ] [Nat]Absence check using 15 positive and 27 generalized place invariants in 12 ms returned sat
[2023-03-15 09:51:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 09:51:57] [INFO ] [Nat]Absence check using state equation in 4941 ms returned unknown
Current structural bounds on expressions (after SMT) : [8] Max seen :[1]
Support contains 1 out of 446 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 446/446 places, 1158/1158 transitions.
Applied a total of 0 rules in 22 ms. Remains 446 /446 variables (removed 0) and now considering 1158/1158 (removed 0) transitions.
[2023-03-15 09:51:57] [INFO ] Flow matrix only has 1126 transitions (discarded 32 similar events)
// Phase 1: matrix 1126 rows 446 cols
[2023-03-15 09:51:57] [INFO ] Computed 42 place invariants in 21 ms
[2023-03-15 09:51:58] [INFO ] Dead Transitions using invariants and state equation in 847 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 446/446 places, 1158/1158 transitions.
Normalized transition count is 1126 out of 1158 initially.
// Phase 1: matrix 1126 rows 446 cols
[2023-03-15 09:51:58] [INFO ] Computed 42 place invariants in 16 ms
Incomplete random walk after 1000000 steps, including 92 resets, run finished after 4994 ms. (steps per millisecond=200 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 32 resets, run finished after 1886 ms. (steps per millisecond=530 ) properties (out of 1) seen :1
[2023-03-15 09:52:05] [INFO ] Flow matrix only has 1126 transitions (discarded 32 similar events)
// Phase 1: matrix 1126 rows 446 cols
[2023-03-15 09:52:05] [INFO ] Computed 42 place invariants in 22 ms
[2023-03-15 09:52:05] [INFO ] [Real]Absence check using 15 positive place invariants in 6 ms returned sat
[2023-03-15 09:52:05] [INFO ] [Real]Absence check using 15 positive and 27 generalized place invariants in 15 ms returned sat
[2023-03-15 09:52:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 09:52:06] [INFO ] [Real]Absence check using state equation in 1417 ms returned sat
[2023-03-15 09:52:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 09:52:06] [INFO ] [Nat]Absence check using 15 positive place invariants in 6 ms returned sat
[2023-03-15 09:52:07] [INFO ] [Nat]Absence check using 15 positive and 27 generalized place invariants in 13 ms returned sat
[2023-03-15 09:52:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 09:52:11] [INFO ] [Nat]Absence check using state equation in 4642 ms returned sat
[2023-03-15 09:52:11] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-15 09:52:14] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-15 09:52:17] [INFO ] [Nat]Added 160 Read/Feed constraints in 6018 ms returned unknown
Current structural bounds on expressions (after SMT) : [8] Max seen :[1]
Support contains 1 out of 446 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 446/446 places, 1158/1158 transitions.
Applied a total of 0 rules in 30 ms. Remains 446 /446 variables (removed 0) and now considering 1158/1158 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 446/446 places, 1158/1158 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 446/446 places, 1158/1158 transitions.
Applied a total of 0 rules in 20 ms. Remains 446 /446 variables (removed 0) and now considering 1158/1158 (removed 0) transitions.
[2023-03-15 09:52:17] [INFO ] Flow matrix only has 1126 transitions (discarded 32 similar events)
// Phase 1: matrix 1126 rows 446 cols
[2023-03-15 09:52:17] [INFO ] Computed 42 place invariants in 15 ms
[2023-03-15 09:52:18] [INFO ] Implicit Places using invariants in 523 ms returned []
[2023-03-15 09:52:18] [INFO ] Flow matrix only has 1126 transitions (discarded 32 similar events)
// Phase 1: matrix 1126 rows 446 cols
[2023-03-15 09:52:18] [INFO ] Computed 42 place invariants in 24 ms
[2023-03-15 09:52:18] [INFO ] State equation strengthened by 160 read => feed constraints.
[2023-03-15 09:52:24] [INFO ] Implicit Places using invariants and state equation in 6363 ms returned []
Implicit Place search using SMT with State Equation took 6886 ms to find 0 implicit places.
[2023-03-15 09:52:24] [INFO ] Redundant transitions in 24 ms returned []
[2023-03-15 09:52:24] [INFO ] Flow matrix only has 1126 transitions (discarded 32 similar events)
// Phase 1: matrix 1126 rows 446 cols
[2023-03-15 09:52:24] [INFO ] Computed 42 place invariants in 25 ms
[2023-03-15 09:52:25] [INFO ] Dead Transitions using invariants and state equation in 872 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 446/446 places, 1158/1158 transitions.
Ending property specific reduction for PolyORBLF-PT-S04J04T08-UpperBounds-12 in 34641 ms.
[2023-03-15 09:52:25] [INFO ] Flatten gal took : 180 ms
[2023-03-15 09:52:26] [INFO ] Applying decomposition
[2023-03-15 09:52:26] [INFO ] Flatten gal took : 91 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/convert-linux64' '-i' '/tmp/graph11174015249399746098.txt' '-o' '/tmp/graph11174015249399746098.bin' '-w' '/tmp/graph11174015249399746098.weights'
Built communities with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/louvain-linux64' '/tmp/graph11174015249399746098.bin' '-l' '-1' '-v' '-w' '/tmp/graph11174015249399746098.weights' '-q' '0' '-e' '0.001'
[2023-03-15 09:52:26] [INFO ] Decomposing Gal with order
[2023-03-15 09:52:26] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-15 09:52:26] [INFO ] Removed a total of 1077 redundant transitions.
[2023-03-15 09:52:26] [INFO ] Flatten gal took : 346 ms
[2023-03-15 09:52:26] [INFO ] Fuse similar labels procedure discarded/fused a total of 350 labels/synchronizations in 45 ms.
[2023-03-15 09:52:27] [INFO ] Time to serialize gal into /tmp/UpperBounds7397991022933890773.gal : 41 ms
[2023-03-15 09:52:27] [INFO ] Time to serialize properties into /tmp/UpperBounds2953907576396176672.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds7397991022933890773.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds2953907576396176672.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp...274
Loading property file /tmp/UpperBounds2953907576396176672.prop.
Detected timeout of ITS tools.
[2023-03-15 10:13:05] [INFO ] Flatten gal took : 377 ms
[2023-03-15 10:13:05] [INFO ] Time to serialize gal into /tmp/UpperBounds13320369355676231280.gal : 55 ms
[2023-03-15 10:13:05] [INFO ] Time to serialize properties into /tmp/UpperBounds5680451806559089474.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds13320369355676231280.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds5680451806559089474.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp...296
Loading property file /tmp/UpperBounds5680451806559089474.prop.
Detected timeout of ITS tools.
[2023-03-15 10:34:27] [INFO ] Flatten gal took : 326 ms
[2023-03-15 10:34:29] [INFO ] Input system was already deterministic with 1158 transitions.
[2023-03-15 10:34:29] [INFO ] Transformed 446 places.
[2023-03-15 10:34:29] [INFO ] Transformed 1158 transitions.
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//greatspn//bin/pinvar' '/home/mcc/execution/gspn'
P-invariant computation with GreatSPN timed out. Skipping.
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//greatspn//bin/RGMEDD2' '/home/mcc/execution/gspn' '-META' '-varord-only'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
[2023-03-15 10:35:00] [INFO ] Time to serialize gal into /tmp/UpperBounds15301976046451416738.gal : 7 ms
[2023-03-15 10:35:00] [INFO ] Time to serialize properties into /tmp/UpperBounds4143699635977866718.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds15301976046451416738.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds4143699635977866718.prop' '--nowitness' '--load-order' '/home/mcc/execution/model.ord' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp...341
Successfully loaded order from file /home/mcc/execution/model.ord
Loading property file /tmp/UpperBounds4143699635977866718.prop.

BK_TIME_CONFINEMENT_REACHED

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

+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination UpperBounds -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m

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="PolyORBLF-PT-S04J04T08"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2022"
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 gold2022"
echo " Input is PolyORBLF-PT-S04J04T08, 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 r319-tall-167873969900069"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S04J04T08.tgz
mv PolyORBLF-PT-S04J04T08 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 ;