Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2021-input.r045-oct2-162038292200567.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2021-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is CloudReconfiguration-PT-312, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r045-oct2-162038292200567
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 15K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 139K May 5 16:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 12K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 101K May 5 16:58 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Mar 28 15:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 28 15:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 28 15:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 28 15:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Mar 23 03:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 16K Mar 23 03:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 22 12:51 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 12K Mar 22 12:51 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 22 09:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 22 09:10 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 4 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 660K May 5 16:51 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 CloudReconfiguration-PT-312-ReachabilityFireability-00
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-01
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-02
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-03
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-04
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-05
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-06
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-07
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-08
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-09
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-10
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-11
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-12
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-13
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-14
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1620588483572

Running Version 0
[2021-05-09 19:28:05] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -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]
[2021-05-09 19:28:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-09 19:28:05] [INFO ] Load time of PNML (sax parser for PT used): 116 ms
[2021-05-09 19:28:05] [INFO ] Transformed 2585 places.
[2021-05-09 19:28:05] [INFO ] Transformed 3095 transitions.
[2021-05-09 19:28:05] [INFO ] Found NUPN structural information;
[2021-05-09 19:28:05] [INFO ] Parsed PT model containing 2585 places and 3095 transitions in 160 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 56 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 72 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 16) seen :3
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 17 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10000 steps, including 18 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10000 steps, including 19 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 17 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10000 steps, including 15 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 13) seen :0
Running SMT prover for 13 properties.
// Phase 1: matrix 3095 rows 2585 cols
[2021-05-09 19:28:05] [INFO ] Computed 4 place invariants in 36 ms
[2021-05-09 19:28:06] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 37 ms returned sat
[2021-05-09 19:28:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 19:28:07] [INFO ] [Real]Absence check using state equation in 1002 ms returned sat
[2021-05-09 19:28:07] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 168 ms.
[2021-05-09 19:28:08] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 19:28:09] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 40 ms returned sat
[2021-05-09 19:28:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 19:28:10] [INFO ] [Nat]Absence check using state equation in 1035 ms returned sat
[2021-05-09 19:28:10] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 175 ms.
[2021-05-09 19:28:13] [INFO ] Added : 145 causal constraints over 29 iterations in 3472 ms. Result :unknown
[2021-05-09 19:28:13] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 36 ms returned sat
[2021-05-09 19:28:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 19:28:14] [INFO ] [Real]Absence check using state equation in 998 ms returned sat
[2021-05-09 19:28:15] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 128 ms.
[2021-05-09 19:28:15] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 19:28:16] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 39 ms returned sat
[2021-05-09 19:28:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 19:28:17] [INFO ] [Nat]Absence check using state equation in 1000 ms returned sat
[2021-05-09 19:28:17] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 241 ms.
[2021-05-09 19:28:20] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 1
[2021-05-09 19:28:21] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 38 ms returned sat
[2021-05-09 19:28:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 19:28:22] [INFO ] [Real]Absence check using state equation in 1036 ms returned sat
[2021-05-09 19:28:22] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 152 ms.
[2021-05-09 19:28:23] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 19:28:23] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 39 ms returned sat
[2021-05-09 19:28:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 19:28:24] [INFO ] [Nat]Absence check using state equation in 1022 ms returned sat
[2021-05-09 19:28:25] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 134 ms.
[2021-05-09 19:28:28] [INFO ] Added : 155 causal constraints over 31 iterations in 3586 ms. Result :unknown
[2021-05-09 19:28:28] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 39 ms returned sat
[2021-05-09 19:28:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 19:28:29] [INFO ] [Real]Absence check using state equation in 432 ms returned unsat
[2021-05-09 19:28:29] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 37 ms returned sat
[2021-05-09 19:28:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 19:28:30] [INFO ] [Real]Absence check using state equation in 913 ms returned sat
[2021-05-09 19:28:30] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 108 ms.
[2021-05-09 19:28:31] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 19:28:31] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 39 ms returned sat
[2021-05-09 19:28:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 19:28:32] [INFO ] [Nat]Absence check using state equation in 937 ms returned sat
[2021-05-09 19:28:32] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 125 ms.
[2021-05-09 19:28:36] [INFO ] Added : 160 causal constraints over 32 iterations in 3742 ms. Result :unknown
[2021-05-09 19:28:36] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 37 ms returned sat
[2021-05-09 19:28:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 19:28:37] [INFO ] [Real]Absence check using state equation in 1057 ms returned sat
[2021-05-09 19:28:38] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 132 ms.
[2021-05-09 19:28:38] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 19:28:39] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 38 ms returned sat
[2021-05-09 19:28:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 19:28:40] [INFO ] [Nat]Absence check using state equation in 1029 ms returned sat
[2021-05-09 19:28:40] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 124 ms.
[2021-05-09 19:28:43] [INFO ] Added : 155 causal constraints over 31 iterations in 3545 ms. Result :unknown
[2021-05-09 19:28:44] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 36 ms returned sat
[2021-05-09 19:28:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 19:28:45] [INFO ] [Real]Absence check using state equation in 1074 ms returned sat
[2021-05-09 19:28:45] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 19:28:45] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 36 ms returned sat
[2021-05-09 19:28:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 19:28:46] [INFO ] [Nat]Absence check using state equation in 457 ms returned unsat
[2021-05-09 19:28:46] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 36 ms returned sat
[2021-05-09 19:28:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 19:28:47] [INFO ] [Real]Absence check using state equation in 932 ms returned sat
[2021-05-09 19:28:47] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 136 ms.
[2021-05-09 19:28:48] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 19:28:48] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 38 ms returned sat
[2021-05-09 19:28:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 19:28:49] [INFO ] [Nat]Absence check using state equation in 942 ms returned sat
[2021-05-09 19:28:49] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 148 ms.
[2021-05-09 19:28:53] [INFO ] Added : 160 causal constraints over 32 iterations in 3676 ms. Result :unknown
[2021-05-09 19:28:53] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 37 ms returned sat
[2021-05-09 19:28:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 19:28:54] [INFO ] [Real]Absence check using state equation in 1086 ms returned sat
[2021-05-09 19:28:54] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 19:28:55] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 39 ms returned sat
[2021-05-09 19:28:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 19:28:56] [INFO ] [Nat]Absence check using state equation in 1075 ms returned sat
[2021-05-09 19:28:56] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 133 ms.
[2021-05-09 19:29:00] [INFO ] Added : 150 causal constraints over 30 iterations in 3600 ms. Result :unknown
[2021-05-09 19:29:00] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 36 ms returned sat
[2021-05-09 19:29:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 19:29:01] [INFO ] [Real]Absence check using state equation in 845 ms returned sat
[2021-05-09 19:29:01] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 121 ms.
[2021-05-09 19:29:02] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 19:29:02] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 40 ms returned sat
[2021-05-09 19:29:02] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 19:29:03] [INFO ] [Nat]Absence check using state equation in 956 ms returned sat
[2021-05-09 19:29:03] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 127 ms.
[2021-05-09 19:29:07] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 9
[2021-05-09 19:29:07] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 39 ms returned sat
[2021-05-09 19:29:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 19:29:08] [INFO ] [Real]Absence check using state equation in 1059 ms returned sat
[2021-05-09 19:29:08] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 150 ms.
[2021-05-09 19:29:09] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 19:29:09] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 40 ms returned sat
[2021-05-09 19:29:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 19:29:10] [INFO ] [Nat]Absence check using state equation in 981 ms returned sat
[2021-05-09 19:29:11] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 123 ms.
[2021-05-09 19:29:14] [INFO ] Added : 150 causal constraints over 30 iterations in 3649 ms. Result :unknown
[2021-05-09 19:29:14] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 37 ms returned sat
[2021-05-09 19:29:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 19:29:15] [INFO ] [Real]Absence check using state equation in 889 ms returned sat
[2021-05-09 19:29:16] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 116 ms.
[2021-05-09 19:29:16] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 19:29:17] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 41 ms returned sat
[2021-05-09 19:29:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 19:29:18] [INFO ] [Nat]Absence check using state equation in 971 ms returned sat
[2021-05-09 19:29:18] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 121 ms.
[2021-05-09 19:29:21] [INFO ] Added : 150 causal constraints over 30 iterations in 3658 ms. Result :unknown
[2021-05-09 19:29:22] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 38 ms returned sat
[2021-05-09 19:29:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 19:29:23] [INFO ] [Real]Absence check using state equation in 1078 ms returned sat
[2021-05-09 19:29:23] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 19:29:23] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 44 ms returned sat
[2021-05-09 19:29:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 19:29:24] [INFO ] [Nat]Absence check using state equation in 1292 ms returned sat
[2021-05-09 19:29:25] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 114 ms.
[2021-05-09 19:29:28] [INFO ] Added : 140 causal constraints over 28 iterations in 3368 ms. Result :unknown
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-08 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-05 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 13 Parikh solutions to 2 different solutions.
Incomplete Parikh walk after 93500 steps, including 992 resets, run finished after 271 ms. (steps per millisecond=345 ) properties (out of 11) seen :2 could not realise parikh vector
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Support contains 21 out of 2585 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2585/2585 places, 3095/3095 transitions.
Graph (trivial) has 2903 edges and 2585 vertex of which 798 / 2585 are part of one of the 63 SCC in 14 ms
Free SCC test removed 735 places
Drop transitions removed 900 transitions
Reduce isomorphic transitions removed 900 transitions.
Graph (complete) has 2475 edges and 1850 vertex of which 1836 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.6 ms
Discarding 14 places :
Also discarding 9 output transitions
Drop transitions removed 9 transitions
Drop transitions removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions removed 1203 transitions
Trivial Post-agglo rules discarded 1203 transitions
Performed 1203 trivial Post agglomeration. Transition count delta: 1203
Iterating post reduction 0 with 1212 rules applied. Total rules applied 1214 place count 1836 transition count 974
Reduce places removed 1203 places and 0 transitions.
Ensure Unique test removed 76 transitions
Reduce isomorphic transitions removed 76 transitions.
Drop transitions removed 61 transitions
Trivial Post-agglo rules discarded 61 transitions
Performed 61 trivial Post agglomeration. Transition count delta: 61
Iterating post reduction 1 with 1340 rules applied. Total rules applied 2554 place count 633 transition count 837
Reduce places removed 61 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 2 with 72 rules applied. Total rules applied 2626 place count 572 transition count 826
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 3 with 11 rules applied. Total rules applied 2637 place count 568 transition count 819
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 8 rules applied. Total rules applied 2645 place count 564 transition count 815
Reduce places removed 2 places and 0 transitions.
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Iterating post reduction 5 with 22 rules applied. Total rules applied 2667 place count 562 transition count 795
Reduce places removed 20 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 6 with 22 rules applied. Total rules applied 2689 place count 542 transition count 793
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 2690 place count 541 transition count 793
Performed 26 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 26 Pre rules applied. Total rules applied 2690 place count 541 transition count 767
Deduced a syphon composed of 26 places in 1 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 8 with 52 rules applied. Total rules applied 2742 place count 515 transition count 767
Discarding 82 places :
Symmetric choice reduction at 8 with 82 rule applications. Total rules 2824 place count 433 transition count 685
Iterating global reduction 8 with 82 rules applied. Total rules applied 2906 place count 433 transition count 685
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 9 Pre rules applied. Total rules applied 2906 place count 433 transition count 676
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 8 with 18 rules applied. Total rules applied 2924 place count 424 transition count 676
Discarding 59 places :
Symmetric choice reduction at 8 with 59 rule applications. Total rules 2983 place count 365 transition count 617
Iterating global reduction 8 with 59 rules applied. Total rules applied 3042 place count 365 transition count 617
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 8 with 34 rules applied. Total rules applied 3076 place count 365 transition count 583
Reduce places removed 16 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 9 with 26 rules applied. Total rules applied 3102 place count 349 transition count 573
Reduce places removed 5 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 10 with 6 rules applied. Total rules applied 3108 place count 344 transition count 572
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 3109 place count 343 transition count 572
Discarding 18 places :
Symmetric choice reduction at 12 with 18 rule applications. Total rules 3127 place count 325 transition count 543
Iterating global reduction 12 with 18 rules applied. Total rules applied 3145 place count 325 transition count 543
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 12 with 6 rules applied. Total rules applied 3151 place count 325 transition count 537
Discarding 9 places :
Symmetric choice reduction at 13 with 9 rule applications. Total rules 3160 place count 316 transition count 519
Iterating global reduction 13 with 9 rules applied. Total rules applied 3169 place count 316 transition count 519
Discarding 3 places :
Symmetric choice reduction at 13 with 3 rule applications. Total rules 3172 place count 313 transition count 513
Iterating global reduction 13 with 3 rules applied. Total rules applied 3175 place count 313 transition count 513
Performed 155 Post agglomeration using F-continuation condition with reduction of 79 identical transitions.
Deduced a syphon composed of 155 places in 1 ms
Reduce places removed 155 places and 0 transitions.
Iterating global reduction 13 with 310 rules applied. Total rules applied 3485 place count 158 transition count 279
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 3486 place count 158 transition count 278
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 14 with 6 rules applied. Total rules applied 3492 place count 155 transition count 275
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 14 with 6 rules applied. Total rules applied 3498 place count 155 transition count 269
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 15 with 6 rules applied. Total rules applied 3504 place count 152 transition count 266
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 15 with 6 rules applied. Total rules applied 3510 place count 152 transition count 260
Performed 33 Post agglomeration using F-continuation condition with reduction of 17 identical transitions.
Deduced a syphon composed of 33 places in 0 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 16 with 66 rules applied. Total rules applied 3576 place count 119 transition count 299
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 16 with 24 rules applied. Total rules applied 3600 place count 119 transition count 275
Discarding 15 places :
Symmetric choice reduction at 17 with 15 rule applications. Total rules 3615 place count 104 transition count 245
Iterating global reduction 17 with 15 rules applied. Total rules applied 3630 place count 104 transition count 245
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 17 with 9 rules applied. Total rules applied 3639 place count 104 transition count 236
Discarding 1 places :
Symmetric choice reduction at 18 with 1 rule applications. Total rules 3640 place count 103 transition count 234
Iterating global reduction 18 with 1 rules applied. Total rules applied 3641 place count 103 transition count 234
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 18 with 1 rules applied. Total rules applied 3642 place count 103 transition count 233
Drop transitions removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 19 with 8 rules applied. Total rules applied 3650 place count 103 transition count 225
Discarding 1 places :
Symmetric choice reduction at 19 with 1 rule applications. Total rules 3651 place count 102 transition count 224
Iterating global reduction 19 with 1 rules applied. Total rules applied 3652 place count 102 transition count 224
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 19 with 2 rules applied. Total rules applied 3654 place count 101 transition count 223
Free-agglomeration rule applied 3 times.
Iterating global reduction 19 with 3 rules applied. Total rules applied 3657 place count 101 transition count 220
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 19 with 3 rules applied. Total rules applied 3660 place count 98 transition count 220
Partial Free-agglomeration rule applied 5 times.
Drop transitions removed 5 transitions
Iterating global reduction 20 with 5 rules applied. Total rules applied 3665 place count 98 transition count 220
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 20 with 1 rules applied. Total rules applied 3666 place count 98 transition count 220
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 20 with 1 rules applied. Total rules applied 3667 place count 97 transition count 219
Applied a total of 3667 rules in 237 ms. Remains 97 /2585 variables (removed 2488) and now considering 219/3095 (removed 2876) transitions.
Finished structural reductions, in 1 iterations. Remains : 97/2585 places, 219/3095 transitions.
[2021-05-09 19:29:29] [INFO ] Flatten gal took : 37 ms
[2021-05-09 19:29:29] [INFO ] Flatten gal took : 16 ms
[2021-05-09 19:29:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15183871567390933020.gal : 19 ms
[2021-05-09 19:29:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4769596798326781909.prop : 0 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-reach-linux64, --gc-threshold, 2000000, --quiet, -i, /tmp/ReachabilityCardinality15183871567390933020.gal, -t, CGAL, -reachable-file, /tmp/ReachabilityCardinality4769596798326781909.prop, --nowitness, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp/ReachabilityCardinality15183871567390933020.gal -t CGAL -reachable-file /tmp/ReachabilityCardinality4769596798326781909.prop --nowitness --gen-order FOLLOW
Loading property file /tmp/ReachabilityCardinality4769596798326781909.prop.
SDD proceeding with computation,9 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,9 properties remain. new max is 8
SDD size :3 after 22
SDD proceeding with computation,9 properties remain. new max is 16
SDD size :22 after 23
Reachability property CloudReconfiguration-PT-312-ReachabilityFireability-00 is true.
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,8 properties remain. new max is 16
SDD size :23 after 39
Reachability property CloudReconfiguration-PT-312-ReachabilityFireability-02 is true.
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-02 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,7 properties remain. new max is 16
SDD size :39 after 79
SDD proceeding with computation,7 properties remain. new max is 32
SDD size :79 after 96
Reachability property CloudReconfiguration-PT-312-ReachabilityFireability-12 is true.
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property CloudReconfiguration-PT-312-ReachabilityFireability-10 is true.
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,5 properties remain. new max is 32
SDD size :96 after 685
SDD proceeding with computation,5 properties remain. new max is 64
SDD size :685 after 902
SDD proceeding with computation,5 properties remain. new max is 128
SDD size :902 after 1460
SDD proceeding with computation,5 properties remain. new max is 256
SDD size :1460 after 11711
SDD proceeding with computation,5 properties remain. new max is 512
SDD size :11711 after 15194
SDD proceeding with computation,5 properties remain. new max is 1024
SDD size :15194 after 74378
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,281636,0.107166,7708,2,1087,21,15041,11,0,636,11287,0
Total reachable state count : 281636

Verifying 9 reachability properties.
Reachability property CloudReconfiguration-PT-312-ReachabilityFireability-00 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
CloudReconfiguration-PT-312-ReachabilityFireability-00,1,0.107577,7708,2,98,21,15041,12,0,639,11287,0
Reachability property CloudReconfiguration-PT-312-ReachabilityFireability-01 is true.
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-01 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudReconfiguration-PT-312-ReachabilityFireability-01,44,0.107908,7708,2,139,21,15041,12,0,641,11287,0
Reachability property CloudReconfiguration-PT-312-ReachabilityFireability-02 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
CloudReconfiguration-PT-312-ReachabilityFireability-02,1,0.108081,7708,2,98,21,15041,13,0,643,11287,0
Reachability property CloudReconfiguration-PT-312-ReachabilityFireability-06 is true.
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudReconfiguration-PT-312-ReachabilityFireability-06,6120,0.108254,7708,2,357,21,15041,13,0,644,11287,0
Reachability property CloudReconfiguration-PT-312-ReachabilityFireability-10 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
CloudReconfiguration-PT-312-ReachabilityFireability-10,201,0.108414,7708,2,190,21,15041,14,0,646,11287,0
Reachability property CloudReconfiguration-PT-312-ReachabilityFireability-11 is true.
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-11 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudReconfiguration-PT-312-ReachabilityFireability-11,171,0.110611,7708,2,206,21,15041,14,0,654,11287,0
Reachability property CloudReconfiguration-PT-312-ReachabilityFireability-12 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
CloudReconfiguration-PT-312-ReachabilityFireability-12,9,0.110814,7708,2,107,21,15041,15,0,656,11287,0
Reachability property CloudReconfiguration-PT-312-ReachabilityFireability-13 is true.
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-13 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudReconfiguration-PT-312-ReachabilityFireability-13,1,0.111167,7708,2,98,21,15041,15,0,659,11287,0
Invariant property CloudReconfiguration-PT-312-ReachabilityFireability-15 does not hold.
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudReconfiguration-PT-312-ReachabilityFireability-15,23460,0.11211,7708,2,665,21,15041,15,0,662,11287,0
All properties solved without resorting to model-checking.

BK_STOP 1620588569581

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

+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ cut -d . -f 9
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202104292328.jar
+ VERSION=0
+ echo 'Running Version 0'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination ReachabilityFireability -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=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m

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="CloudReconfiguration-PT-312"
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 2-4028"
echo " Executing tool itstools"
echo " Input is CloudReconfiguration-PT-312, 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 r045-oct2-162038292200567"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-312.tgz
mv CloudReconfiguration-PT-312 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 ;