Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2022-input.r186-tajo-165281571800118.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2022-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is RERS17pb114-PT-6, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r186-tajo-165281571800118
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 73M
-rw-r--r-- 1 mcc users 5.8K Apr 29 17:51 CTLCardinality.txt
-rw-r--r-- 1 mcc users 58K Apr 29 17:51 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.9K Apr 29 17:44 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Apr 29 17:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:34 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 10 09:34 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K May 9 08:32 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K May 9 08:32 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K May 9 08:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 9 08:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 29 17:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 128K Apr 29 17:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 29 17:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K Apr 29 17:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 9 08:33 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 9 08:33 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 2 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 73M May 10 09:34 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 RERS17pb114-PT-6-ReachabilityCardinality-00
FORMULA_NAME RERS17pb114-PT-6-ReachabilityCardinality-01
FORMULA_NAME RERS17pb114-PT-6-ReachabilityCardinality-02
FORMULA_NAME RERS17pb114-PT-6-ReachabilityCardinality-03
FORMULA_NAME RERS17pb114-PT-6-ReachabilityCardinality-04
FORMULA_NAME RERS17pb114-PT-6-ReachabilityCardinality-05
FORMULA_NAME RERS17pb114-PT-6-ReachabilityCardinality-06
FORMULA_NAME RERS17pb114-PT-6-ReachabilityCardinality-07
FORMULA_NAME RERS17pb114-PT-6-ReachabilityCardinality-08
FORMULA_NAME RERS17pb114-PT-6-ReachabilityCardinality-09
FORMULA_NAME RERS17pb114-PT-6-ReachabilityCardinality-10
FORMULA_NAME RERS17pb114-PT-6-ReachabilityCardinality-11
FORMULA_NAME RERS17pb114-PT-6-ReachabilityCardinality-12
FORMULA_NAME RERS17pb114-PT-6-ReachabilityCardinality-13
FORMULA_NAME RERS17pb114-PT-6-ReachabilityCardinality-14
FORMULA_NAME RERS17pb114-PT-6-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1654445537719

Running Version 202205111006
[2022-06-05 16:12:19] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -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]
[2022-06-05 16:12:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-06-05 16:12:21] [INFO ] Load time of PNML (sax parser for PT used): 2199 ms
[2022-06-05 16:12:21] [INFO ] Transformed 1446 places.
[2022-06-05 16:12:22] [INFO ] Transformed 151085 transitions.
[2022-06-05 16:12:22] [INFO ] Parsed PT model containing 1446 places and 151085 transitions in 2884 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 23 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 2 resets, run finished after 2225 ms. (steps per millisecond=4 ) properties (out of 16) seen :4
FORMULA RERS17pb114-PT-6-ReachabilityCardinality-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb114-PT-6-ReachabilityCardinality-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb114-PT-6-ReachabilityCardinality-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb114-PT-6-ReachabilityCardinality-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 222 ms. (steps per millisecond=45 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 215 ms. (steps per millisecond=46 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 226 ms. (steps per millisecond=44 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 211 ms. (steps per millisecond=47 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 154 ms. (steps per millisecond=64 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 208 ms. (steps per millisecond=48 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 169 ms. (steps per millisecond=59 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 183 ms. (steps per millisecond=54 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 179 ms. (steps per millisecond=55 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 223 ms. (steps per millisecond=44 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 219 ms. (steps per millisecond=45 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 214 ms. (steps per millisecond=46 ) properties (out of 12) seen :0
Running SMT prover for 12 properties.
[2022-06-05 16:12:28] [INFO ] Flow matrix only has 84691 transitions (discarded 66394 similar events)
// Phase 1: matrix 84691 rows 1446 cols
[2022-06-05 16:12:29] [INFO ] Computed 35 place invariants in 639 ms
[2022-06-05 16:12:30] [INFO ] [Real]Absence check using 18 positive place invariants in 27 ms returned sat
[2022-06-05 16:12:30] [INFO ] [Real]Absence check using 18 positive and 17 generalized place invariants in 30 ms returned sat
[2022-06-05 16:12:30] [INFO ] After 907ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:12
[2022-06-05 16:12:30] [INFO ] [Nat]Absence check using 18 positive place invariants in 19 ms returned sat
[2022-06-05 16:12:30] [INFO ] [Nat]Absence check using 18 positive and 17 generalized place invariants in 30 ms returned sat
[2022-06-05 16:12:55] [INFO ] After 24513ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :11
[2022-06-05 16:12:58] [INFO ] State equation strengthened by 2342 read => feed constraints.
[2022-06-05 16:12:58] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2022-06-05 16:12:58] [INFO ] After 28483ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:12
FORMULA RERS17pb114-PT-6-ReachabilityCardinality-05 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 12 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 221 out of 1446 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1446/1446 places, 151085/151085 transitions.
Ensure Unique test removed 16 places
Drop transitions removed 512 transitions
Reduce isomorphic transitions removed 512 transitions.
Iterating post reduction 0 with 528 rules applied. Total rules applied 528 place count 1430 transition count 150573
Applied a total of 528 rules in 3463 ms. Remains 1430 /1446 variables (removed 16) and now considering 150573/151085 (removed 512) transitions.
Finished structural reductions, in 1 iterations. Remains : 1430/1446 places, 150573/151085 transitions.
Interrupted random walk after 134521 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=4 ) properties seen 1
FORMULA RERS17pb114-PT-6-ReachabilityCardinality-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 625441 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=125 ) properties seen 0
Interrupted Best-First random walk after 770386 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=154 ) properties seen 1
FORMULA RERS17pb114-PT-6-ReachabilityCardinality-04 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Interrupted Best-First random walk after 474353 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=94 ) properties seen 0
Interrupted Best-First random walk after 711522 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=142 ) properties seen 0
Interrupted Best-First random walk after 414434 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=82 ) properties seen 0
Interrupted Best-First random walk after 317985 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=63 ) properties seen 0
Interrupted Best-First random walk after 566384 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=113 ) properties seen 0
Interrupted Best-First random walk after 182579 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=36 ) properties seen 0
Interrupted Best-First random walk after 391124 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=78 ) properties seen 0
Interrupted Best-First random walk after 546391 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=109 ) properties seen 0
Running SMT prover for 9 properties.
[2022-06-05 16:14:23] [INFO ] Flow matrix only has 84690 transitions (discarded 65883 similar events)
// Phase 1: matrix 84690 rows 1430 cols
[2022-06-05 16:14:23] [INFO ] Computed 19 place invariants in 417 ms
[2022-06-05 16:14:23] [INFO ] [Real]Absence check using 2 positive place invariants in 6 ms returned sat
[2022-06-05 16:14:23] [INFO ] [Real]Absence check using 2 positive and 17 generalized place invariants in 41 ms returned sat
[2022-06-05 16:14:23] [INFO ] After 551ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:9
[2022-06-05 16:14:24] [INFO ] [Nat]Absence check using 2 positive place invariants in 6 ms returned sat
[2022-06-05 16:14:24] [INFO ] [Nat]Absence check using 2 positive and 17 generalized place invariants in 24 ms returned sat
[2022-06-05 16:14:59] [INFO ] After 34845ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :9
[2022-06-05 16:15:00] [INFO ] State equation strengthened by 2341 read => feed constraints.
[2022-06-05 16:15:43] [INFO ] After 42065ms SMT Verify possible using 2341 Read/Feed constraints in natural domain returned unsat :0 sat :9
[2022-06-05 16:15:51] [INFO ] Deduced a trap composed of 41 places in 6258 ms of which 6 ms to minimize.
[2022-06-05 16:15:58] [INFO ] Deduced a trap composed of 67 places in 5617 ms of which 2 ms to minimize.
[2022-06-05 16:16:04] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 21141 ms
[2022-06-05 16:16:56] [INFO ] After 115772ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :9
Attempting to minimize the solution found.
Minimization took 18584 ms.
[2022-06-05 16:17:15] [INFO ] After 171331ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :9
Fused 9 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 218 out of 1430 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1430/1430 places, 150573/150573 transitions.
Applied a total of 0 rules in 1971 ms. Remains 1430 /1430 variables (removed 0) and now considering 150573/150573 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1430/1430 places, 150573/150573 transitions.
Interrupted random walk after 175921 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=5 ) properties seen 0
Interrupted Best-First random walk after 618961 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=123 ) properties seen 0
Interrupted Best-First random walk after 448687 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=89 ) properties seen 0
Interrupted Best-First random walk after 763959 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=152 ) properties seen 0
Interrupted Best-First random walk after 457019 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=91 ) properties seen 0
Interrupted Best-First random walk after 325537 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=65 ) properties seen 0
Interrupted Best-First random walk after 601441 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=120 ) properties seen 1
FORMULA RERS17pb114-PT-6-ReachabilityCardinality-10 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Interrupted Best-First random walk after 164625 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=32 ) properties seen 0
Interrupted Best-First random walk after 353686 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=70 ) properties seen 0
Interrupted Best-First random walk after 498822 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=99 ) properties seen 0
Running SMT prover for 8 properties.
[2022-06-05 16:18:32] [INFO ] Flow matrix only has 84690 transitions (discarded 65883 similar events)
// Phase 1: matrix 84690 rows 1430 cols
[2022-06-05 16:18:33] [INFO ] Computed 19 place invariants in 573 ms
[2022-06-05 16:18:33] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2022-06-05 16:18:33] [INFO ] [Real]Absence check using 2 positive and 17 generalized place invariants in 30 ms returned sat
[2022-06-05 16:18:33] [INFO ] After 420ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2022-06-05 16:18:34] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2022-06-05 16:18:34] [INFO ] [Nat]Absence check using 2 positive and 17 generalized place invariants in 28 ms returned sat
[2022-06-05 16:19:09] [INFO ] After 34603ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2022-06-05 16:19:11] [INFO ] State equation strengthened by 2341 read => feed constraints.
[2022-06-05 16:19:46] [INFO ] After 35338ms SMT Verify possible using 2341 Read/Feed constraints in natural domain returned unsat :0 sat :8
[2022-06-05 16:19:58] [INFO ] Deduced a trap composed of 129 places in 9801 ms of which 3 ms to minimize.
[2022-06-05 16:20:09] [INFO ] Deduced a trap composed of 73 places in 9016 ms of which 2 ms to minimize.
[2022-06-05 16:20:16] [INFO ] Deduced a trap composed of 65 places in 5326 ms of which 1 ms to minimize.
[2022-06-05 16:20:23] [INFO ] Deduced a trap composed of 67 places in 4533 ms of which 1 ms to minimize.
[2022-06-05 16:20:28] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 41494 ms
[2022-06-05 16:21:10] [INFO ] After 118756ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :8
Attempting to minimize the solution found.
Minimization took 13469 ms.
[2022-06-05 16:21:23] [INFO ] After 169552ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :8
Fused 8 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 174 out of 1430 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1430/1430 places, 150573/150573 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 1429 transition count 150573
Applied a total of 1 rules in 2175 ms. Remains 1429 /1430 variables (removed 1) and now considering 150573/150573 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1429/1430 places, 150573/150573 transitions.
Interrupted random walk after 128822 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=4 ) properties seen 0
Interrupted Best-First random walk after 566872 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=113 ) properties seen 0
Interrupted Best-First random walk after 439379 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=87 ) properties seen 0
Interrupted Best-First random walk after 747938 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=149 ) properties seen 0
Interrupted Best-First random walk after 435647 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=87 ) properties seen 0
Interrupted Best-First random walk after 341960 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=68 ) properties seen 0
Interrupted Best-First random walk after 227740 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=45 ) properties seen 0
Interrupted Best-First random walk after 484016 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=96 ) properties seen 0
Interrupted Best-First random walk after 598315 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=119 ) properties seen 0
Interrupted probabilistic random walk after 299464 steps, run timeout after 210008 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 299464 steps, saw 277807 distinct states, run finished after 210019 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 8 properties.
[2022-06-05 16:26:06] [INFO ] Flow matrix only has 84690 transitions (discarded 65883 similar events)
// Phase 1: matrix 84690 rows 1429 cols
[2022-06-05 16:26:07] [INFO ] Computed 18 place invariants in 598 ms
[2022-06-05 16:26:07] [INFO ] [Real]Absence check using 18 positive place invariants in 15 ms returned sat
[2022-06-05 16:26:07] [INFO ] After 444ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2022-06-05 16:26:07] [INFO ] [Nat]Absence check using 18 positive place invariants in 16 ms returned sat
[2022-06-05 16:26:40] [INFO ] After 32560ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2022-06-05 16:26:42] [INFO ] State equation strengthened by 2341 read => feed constraints.
[2022-06-05 16:27:09] [INFO ] After 27140ms SMT Verify possible using 2341 Read/Feed constraints in natural domain returned unsat :0 sat :8
[2022-06-05 16:27:18] [INFO ] Deduced a trap composed of 129 places in 7725 ms of which 1 ms to minimize.
[2022-06-05 16:27:27] [INFO ] Deduced a trap composed of 41 places in 6681 ms of which 1 ms to minimize.
[2022-06-05 16:27:35] [INFO ] Deduced a trap composed of 65 places in 6084 ms of which 0 ms to minimize.
[2022-06-05 16:27:41] [INFO ] Deduced a trap composed of 97 places in 4672 ms of which 0 ms to minimize.
[2022-06-05 16:27:46] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 37103 ms
[2022-06-05 16:28:28] [INFO ] After 106000ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :8
Attempting to minimize the solution found.
Minimization took 14381 ms.
[2022-06-05 16:28:42] [INFO ] After 155152ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :8
Fused 8 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 174 out of 1429 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1429/1429 places, 150573/150573 transitions.
Applied a total of 0 rules in 1426 ms. Remains 1429 /1429 variables (removed 0) and now considering 150573/150573 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1429/1429 places, 150573/150573 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 1429/1429 places, 150573/150573 transitions.
Applied a total of 0 rules in 1232 ms. Remains 1429 /1429 variables (removed 0) and now considering 150573/150573 (removed 0) transitions.
[2022-06-05 16:28:45] [INFO ] Flow matrix only has 84690 transitions (discarded 65883 similar events)
// Phase 1: matrix 84690 rows 1429 cols
[2022-06-05 16:28:45] [INFO ] Computed 18 place invariants in 520 ms
[2022-06-05 16:28:53] [INFO ] Implicit Places using invariants in 8472 ms returned []
Implicit Place search using SMT only with invariants took 8474 ms to find 0 implicit places.
[2022-06-05 16:28:53] [INFO ] Flow matrix only has 84690 transitions (discarded 65883 similar events)
// Phase 1: matrix 84690 rows 1429 cols
[2022-06-05 16:28:54] [INFO ] Computed 18 place invariants in 581 ms
[2022-06-05 16:29:24] [INFO ] Performed 88333/150573 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2022-06-05 16:29:45] [INFO ] Dead Transitions using invariants and state equation in 51445 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 1429/1429 places, 150573/150573 transitions.
Interrupted random walk after 166451 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=5 ) properties seen 0
Interrupted Best-First random walk after 741130 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=148 ) properties seen 0
Interrupted Best-First random walk after 588869 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=117 ) properties seen 0
Interrupted Best-First random walk after 918879 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=183 ) properties seen 0
Interrupted Best-First random walk after 512991 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=102 ) properties seen 0
Interrupted Best-First random walk after 463057 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=92 ) properties seen 0
Interrupted Best-First random walk after 248495 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=49 ) properties seen 0
Interrupted Best-First random walk after 594387 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=118 ) properties seen 0
Interrupted Best-First random walk after 719946 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=143 ) properties seen 0
Interrupted probabilistic random walk after 339773 steps, run timeout after 210008 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 339773 steps, saw 315046 distinct states, run finished after 210009 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 8 properties.
[2022-06-05 16:34:25] [INFO ] Flow matrix only has 84690 transitions (discarded 65883 similar events)
// Phase 1: matrix 84690 rows 1429 cols
[2022-06-05 16:34:26] [INFO ] Computed 18 place invariants in 475 ms
[2022-06-05 16:34:26] [INFO ] [Real]Absence check using 18 positive place invariants in 17 ms returned sat
[2022-06-05 16:34:26] [INFO ] After 448ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2022-06-05 16:34:27] [INFO ] [Nat]Absence check using 18 positive place invariants in 14 ms returned sat
[2022-06-05 16:35:03] [INFO ] After 35786ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2022-06-05 16:35:04] [INFO ] State equation strengthened by 2341 read => feed constraints.
[2022-06-05 16:35:36] [INFO ] After 32424ms SMT Verify possible using 2341 Read/Feed constraints in natural domain returned unsat :0 sat :8
[2022-06-05 16:35:45] [INFO ] Deduced a trap composed of 129 places in 6904 ms of which 1 ms to minimize.
[2022-06-05 16:35:52] [INFO ] Deduced a trap composed of 41 places in 5731 ms of which 1 ms to minimize.
[2022-06-05 16:35:59] [INFO ] Deduced a trap composed of 65 places in 5360 ms of which 0 ms to minimize.
[2022-06-05 16:36:05] [INFO ] Deduced a trap composed of 97 places in 4493 ms of which 0 ms to minimize.
[2022-06-05 16:36:10] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 33067 ms
[2022-06-05 16:36:51] [INFO ] After 106487ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :8
Attempting to minimize the solution found.
Minimization took 13998 ms.
[2022-06-05 16:37:05] [INFO ] After 158298ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :8
Fused 8 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 174 out of 1429 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1429/1429 places, 150573/150573 transitions.
Applied a total of 0 rules in 1935 ms. Remains 1429 /1429 variables (removed 0) and now considering 150573/150573 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1429/1429 places, 150573/150573 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 1429/1429 places, 150573/150573 transitions.
Applied a total of 0 rules in 2397 ms. Remains 1429 /1429 variables (removed 0) and now considering 150573/150573 (removed 0) transitions.
[2022-06-05 16:37:09] [INFO ] Flow matrix only has 84690 transitions (discarded 65883 similar events)
// Phase 1: matrix 84690 rows 1429 cols
[2022-06-05 16:37:09] [INFO ] Computed 18 place invariants in 411 ms
[2022-06-05 16:37:16] [INFO ] Implicit Places using invariants in 7361 ms returned []
Implicit Place search using SMT only with invariants took 7365 ms to find 0 implicit places.
[2022-06-05 16:37:16] [INFO ] Flow matrix only has 84690 transitions (discarded 65883 similar events)
// Phase 1: matrix 84690 rows 1429 cols
[2022-06-05 16:37:17] [INFO ] Computed 18 place invariants in 433 ms
[2022-06-05 16:37:47] [INFO ] Performed 90549/150573 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2022-06-05 16:38:07] [INFO ] Dead Transitions using invariants and state equation in 50857 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 1429/1429 places, 150573/150573 transitions.
Ensure Unique test removed 65883 transitions
Reduce isomorphic transitions removed 65883 transitions.
Iterating post reduction 0 with 65883 rules applied. Total rules applied 65883 place count 1429 transition count 84690
Applied a total of 65883 rules in 2975 ms. Remains 1429 /1429 variables (removed 0) and now considering 84690/150573 (removed 65883) transitions.
Running SMT prover for 8 properties.
// Phase 1: matrix 84690 rows 1429 cols
[2022-06-05 16:38:11] [INFO ] Computed 18 place invariants in 438 ms
[2022-06-05 16:38:12] [INFO ] [Real]Absence check using 18 positive place invariants in 14 ms returned sat
[2022-06-05 16:38:12] [INFO ] After 392ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2022-06-05 16:38:12] [INFO ] [Nat]Absence check using 18 positive place invariants in 13 ms returned sat
[2022-06-05 16:38:45] [INFO ] After 32995ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2022-06-05 16:38:50] [INFO ] Deduced a trap composed of 97 places in 3345 ms of which 1 ms to minimize.
[2022-06-05 16:38:54] [INFO ] Deduced a trap composed of 41 places in 2501 ms of which 1 ms to minimize.
[2022-06-05 16:38:57] [INFO ] Deduced a trap composed of 97 places in 1759 ms of which 1 ms to minimize.
[2022-06-05 16:38:59] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 13866 ms
[2022-06-05 16:39:22] [INFO ] After 70105ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :8
Attempting to minimize the solution found.
Minimization took 12179 ms.
[2022-06-05 16:39:34] [INFO ] After 82769ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :8
[2022-06-05 16:39:41] [INFO ] Flatten gal took : 4858 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin2733449283158545179
[2022-06-05 16:39:44] [INFO ] Too many transitions (150573) to apply POR reductions. Disabling POR matrices.
[2022-06-05 16:39:46] [INFO ] Built C files in 2518ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2733449283158545179
Running compilation step : cd /tmp/ltsmin2733449283158545179;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/limit_time.pl' '90' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2022-06-05 16:39:50] [INFO ] Applying decomposition
[2022-06-05 16:39:53] [INFO ] Flatten gal took : 9388 ms
[2022-06-05 16:39:57] [INFO ] Flatten gal took : 6340 ms
[2022-06-05 16:40:00] [INFO ] Input system was already deterministic with 150573 transitions.
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/graph3649072189152322321.txt' '-o' '/tmp/graph3649072189152322321.bin' '-w' '/tmp/graph3649072189152322321.weights'
Built communities with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/louvain-linux64' '/tmp/graph3649072189152322321.bin' '-l' '-1' '-v' '-w' '/tmp/graph3649072189152322321.weights' '-q' '0' '-e' '0.001'
[2022-06-05 16:40:09] [INFO ] Decomposing Gal with order
[2022-06-05 16:40:10] [INFO ] Rewriting arrays to variables to allow decomposition.
[2022-06-05 16:40:24] [INFO ] Removed a total of 456618 redundant transitions.
[2022-06-05 16:40:25] [INFO ] Flatten gal took : 8967 ms
[2022-06-05 16:40:49] [INFO ] Ran tautology test, simplified 0 / 8 in 55506 ms.
[2022-06-05 16:40:49] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-00(UNSAT) depth K=0 took 25 ms
[2022-06-05 16:40:49] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-06(UNSAT) depth K=0 took 1 ms
[2022-06-05 16:40:49] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-07(UNSAT) depth K=0 took 2 ms
[2022-06-05 16:40:49] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-08(UNSAT) depth K=0 took 13 ms
[2022-06-05 16:40:49] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-09(UNSAT) depth K=0 took 1 ms
[2022-06-05 16:40:49] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-13(UNSAT) depth K=0 took 1 ms
[2022-06-05 16:40:49] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-14(UNSAT) depth K=0 took 1 ms
[2022-06-05 16:40:49] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-15(UNSAT) depth K=0 took 1 ms
[2022-06-05 16:40:50] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-00(UNSAT) depth K=1 took 54 ms
[2022-06-05 16:40:50] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-06(UNSAT) depth K=1 took 2 ms
[2022-06-05 16:40:50] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-07(UNSAT) depth K=1 took 1 ms
[2022-06-05 16:40:50] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-08(UNSAT) depth K=1 took 12 ms
[2022-06-05 16:40:50] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-09(UNSAT) depth K=1 took 4 ms
[2022-06-05 16:40:50] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-13(UNSAT) depth K=1 took 2 ms
[2022-06-05 16:40:50] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-14(UNSAT) depth K=1 took 10 ms
[2022-06-05 16:40:50] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-15(UNSAT) depth K=1 took 2 ms
[2022-06-05 16:41:00] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-00(UNSAT) depth K=2 took 6612 ms
[2022-06-05 16:41:00] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-06(UNSAT) depth K=2 took 35 ms
[2022-06-05 16:41:00] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-07(UNSAT) depth K=2 took 33 ms
[2022-06-05 16:41:01] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-08(UNSAT) depth K=2 took 39 ms
[2022-06-05 16:41:01] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-09(UNSAT) depth K=2 took 31 ms
[2022-06-05 16:41:01] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-13(UNSAT) depth K=2 took 37 ms
[2022-06-05 16:41:01] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-14(UNSAT) depth K=2 took 28 ms
[2022-06-05 16:41:01] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-15(UNSAT) depth K=2 took 28 ms
[2022-06-05 16:41:03] [INFO ] Fuse similar labels procedure discarded/fused a total of 2734 labels/synchronizations in 32113 ms.
[2022-06-05 16:41:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17169827114453834033.gal : 632 ms
[2022-06-05 16:41:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13457742343536450331.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/ReachabilityCardinality17169827114453834033.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13457742343536450331.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...321
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin2733449283158545179;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/limit_time.pl' '90' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 90 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin2733449283158545179;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/limit_time.pl' '90' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 90 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:829)
[2022-06-05 16:41:31] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-00(UNSAT) depth K=3 took 29065 ms
[2022-06-05 16:41:33] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-06(UNSAT) depth K=3 took 1819 ms
[2022-06-05 16:41:35] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-07(UNSAT) depth K=3 took 1373 ms
Loading property file /tmp/ReachabilityCardinality13457742343536450331.prop.
[2022-06-05 16:41:37] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-08(UNSAT) depth K=3 took 1511 ms
[2022-06-05 16:41:40] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-09(UNSAT) depth K=3 took 2900 ms
[2022-06-05 16:41:42] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-13(UNSAT) depth K=3 took 1878 ms
Presburger conditions satisfied. Using coverability to approximate state space in K-Induction.
Normalized transition count is 84690 out of 150573 initially.
// Phase 1: matrix 84690 rows 1429 cols
[2022-06-05 16:42:03] [INFO ] Computed 18 place invariants in 760 ms
[2022-06-05 16:42:03] [INFO ] Computed 18 place invariants in 767 ms
[2022-06-05 16:43:07] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-14(UNSAT) depth K=3 took 85869 ms
[2022-06-05 16:43:09] [INFO ] BMC solution for property RERS17pb114-PT-6-ReachabilityCardinality-15(UNSAT) depth K=3 took 2032 ms

BK_STOP 1654447438411

--------------------
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
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -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 ReachabilityCardinality -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="RERS17pb114-PT-6"
export BK_EXAMINATION="ReachabilityCardinality"
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 RERS17pb114-PT-6, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r186-tajo-165281571800118"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb114-PT-6.tgz
mv RERS17pb114-PT-6 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;