Execution Chart

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

Trace from the execution

Waiting for the VM to be ready (probing ssh)
..............
=====================================================================
Generated by BenchKit 2-2979
Executing tool lola
Input is FMS-PT-010, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r050kn-smll-146358762600081
=====================================================================

--------------------
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 FMS-PT-010-ReachabilityFireability-0
FORMULA_NAME FMS-PT-010-ReachabilityFireability-1
FORMULA_NAME FMS-PT-010-ReachabilityFireability-10
FORMULA_NAME FMS-PT-010-ReachabilityFireability-11
FORMULA_NAME FMS-PT-010-ReachabilityFireability-12
FORMULA_NAME FMS-PT-010-ReachabilityFireability-13
FORMULA_NAME FMS-PT-010-ReachabilityFireability-14
FORMULA_NAME FMS-PT-010-ReachabilityFireability-15
FORMULA_NAME FMS-PT-010-ReachabilityFireability-2
FORMULA_NAME FMS-PT-010-ReachabilityFireability-3
FORMULA_NAME FMS-PT-010-ReachabilityFireability-4
FORMULA_NAME FMS-PT-010-ReachabilityFireability-5
FORMULA_NAME FMS-PT-010-ReachabilityFireability-6
FORMULA_NAME FMS-PT-010-ReachabilityFireability-7
FORMULA_NAME FMS-PT-010-ReachabilityFireability-8
FORMULA_NAME FMS-PT-010-ReachabilityFireability-9

=== Now, execution of the tool begins

BK_START 1463600931732

bkconf 3600
make: Nothing to be done for 'prepare'.
in benchkit_head lolaszeit 3540
ReachabilityFireability @ FMS-PT-010
FORMULA FMS-PT-010-ReachabilityFireability-0 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT SAT_SMT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL
FORMULA FMS-PT-010-ReachabilityFireability-1 FALSE TECHNIQUES PARALLEL_PROCESSING EXPLICIT SAT_SMT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL
FORMULA FMS-PT-010-ReachabilityFireability-2 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT SAT_SMT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL
FORMULA FMS-PT-010-ReachabilityFireability-3 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT SAT_SMT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL
FORMULA FMS-PT-010-ReachabilityFireability-4 FALSE TECHNIQUES PARALLEL_PROCESSING EXPLICIT SAT_SMT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL
FORMULA FMS-PT-010-ReachabilityFireability-5 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT SAT_SMT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL
FORMULA FMS-PT-010-ReachabilityFireability-6 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT SAT_SMT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL
FORMULA FMS-PT-010-ReachabilityFireability-7 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT SAT_SMT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL
FORMULA FMS-PT-010-ReachabilityFireability-8 FALSE TECHNIQUES PARALLEL_PROCESSING EXPLICIT SAT_SMT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL
FORMULA FMS-PT-010-ReachabilityFireability-9 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT SAT_SMT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL
FORMULA FMS-PT-010-ReachabilityFireability-10 FALSE TECHNIQUES PARALLEL_PROCESSING EXPLICIT SAT_SMT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL
FORMULA FMS-PT-010-ReachabilityFireability-11 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT SAT_SMT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL
FORMULA FMS-PT-010-ReachabilityFireability-12 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT SAT_SMT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL
FORMULA FMS-PT-010-ReachabilityFireability-13 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT SAT_SMT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL
FORMULA FMS-PT-010-ReachabilityFireability-14 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT SAT_SMT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL
FORMULA FMS-PT-010-ReachabilityFireability-15 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT SAT_SMT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL
lola: LoLA will run for 3540 seconds at most (--timelimit)
lola: NET
lola: reading net from model.pnml.lola
lola: finished parsing
lola: closed net file model.pnml.lola
lola: 42/65536 symbol table entries, 0 collisions
lola: preprocessing...
lola: finding significant places
lola: 22 places, 20 transitions, 16 significant places
lola: computing forward-conflicting sets
lola: computing back-conflicting sets
lola: 24 transition conflict sets
lola: TASK
lola: reading formula from FMS-PT-010-ReachabilityFireability.task
lola: read: EF (FIREABLE(tP12s)) : AG ((FIREABLE(tx) OR (FIREABLE(tP3) OR ((FIREABLE(tM3) AND FIREABLE(tM3)) OR !(FIREABLE(tP3M2)))))) : EF (FIREABLE(tx)) : EF (FIREABLE(tx)) : AG (!((FIREABLE(tP3) AND FIREABLE(tP12M3)))) : EF (FIREABLE(tP12M3)) : EF ((!(((FIREABLE(tP1j) OR FIREABLE(tP2e)) AND FIREABLE(tP2s))) AND FIREABLE(tM3))) : EF (!((((FIREABLE(tP3) AND FIREABLE(tP2)) OR FIREABLE(tP2M2)) OR FIREABLE(tP1)... (shortened)
lola: formula length: 1258
lola: computing a collection of formulas
lola: RUNNING
lola: subprocess 0 will run for 221 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: EF (FIREABLE(tP12s))
lola: ========================================
lola: SUBTASK
lola: checking reachability
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 64 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using reachability graph (--search=depth)
lola: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
lola: Transformation into DNF: expect 1 literals
lola: SUBRESULT
lola: write sara problem file to FMS-PT-010-ReachabilityFireability.sara
lola: result: yes
lola: The predicate is reachable.
lola: lola: ========================================
calling and running sara
lola: subprocess 1 will run for 236 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: AG ((FIREABLE(tx) OR (FIREABLE(tP3) OR ((FIREABLE(tM3) AND FIREABLE(tM3)) OR ! FIREABLE(tP3M2)))))
lola: ========================================
lola: SUBTASK
lola: checking invariance
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 64 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using reachability graph (--search=depth)
lola: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
lola: Transformation into DNF: expect 40 literals
lola: SUBRESULT
lola: result: no
lola: The predicate is not invariant.
lola: ========================================
lola: subprocess 2 will run for 252 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: EF (FIREABLE(tx))
lola: ========================================
lola: SUBTASK
lola: checking reachability
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 64 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using reachability graph (--search=depth)
lola: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: yes
lola: The predicate is reachable.
lola: ========================================
lola: subprocess 3 will run for 272 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: EF (FIREABLE(tx))
lola: ========================================
lola: SUBTASK
lola: checking reachability
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 64 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using reachability graph (--search=depth)
lola: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: yes
lola: The predicate is reachable.
lola: ========================================
lola: subprocess 4 will run for 295 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: AG ((! FIREABLE(tP3) OR ! FIREABLE(tP12M3)))
lola: ========================================
lola: SUBTASK
lola: checking invariance
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 64 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using reachability graph (--search=depth)
lola: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: The predicate is not invariant.
lola: ========================================
lola: subprocess 5 will run for 321 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: EF (FIREABLE(tP12M3))
lola: ========================================
lola: SUBTASK
lola: checking reachability
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 64 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using reachability graph (--search=depth)
lola: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
lola: Transformation into DNF: expect 1 literals
lola: write sara problem file to FMS-PT-010-ReachabilityFireability-5.sara
lola: SUBRESULT
lola: result: yes
lola: The predicate is reachable.
lola: ========================================
lola: subprocess 6 will run for 354 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: EF ((((! FIREABLE(tP1j) AND ! FIREABLE(tP2e)) OR ! FIREABLE(tP2s)) AND FIREABLE(tM3)))
lola: ========================================
lola: SUBTASK
lola: checking reachability
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 64 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using reachability graph (--search=depth)
lola: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
sara: try reading problem file FMS-PT-010-ReachabilityFireability.sara.
lola: Transformation into DNF: expect 7 literals
lola: SUBRESULT
lola: result: yes
lola: The predicate is reachable.
lola: ========================================
lola: subprocess 7 will run for 393 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: EF (((! FIREABLE(tP3) OR ! FIREABLE(tP2)) AND (! FIREABLE(tP2M2) AND ! FIREABLE(tP1))))
lola: ========================================
lola: SUBTASK
lola: checking reachability
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 64 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using reachability graph (--search=depth)
lola: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
lola: Transformation into DNF: expect 6 literals
lola: SUBRESULT
lola: result: yes
lola: The predicate is reachable.
lola: ========================================
lola: subprocess 8 will run for 442 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: AG ((FIREABLE(tP3M2) OR ! FIREABLE(tP12)))
lola: ========================================
lola: SUBTASK
lola: checking invariance
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 64 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using reachability graph (--search=depth)
lola: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
lola: Transformation into DNF: expect 4 literals
lola: write sara problem file to FMS-PT-010-ReachabilityFireability-8.sara
lola: calling and running sara
lola: SUBRESULT
lola: result: no
lola: The predicate is not invariant.
lola: ========================================
lola: subprocess 9 will run for 505 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: EF (FIREABLE(tx))
lola: ========================================
lola: SUBTASK
lola: checking reachability
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 64 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using reachability graph (--search=depth)
lola: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: yes
lola: The predicate is reachable.
lola: ========================================
lola: subprocess 10 will run for 590 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: AG ((! FIREABLE(tP12M3) OR ! FIREABLE(tP1j)))
lola: ========================================
lola: SUBTASK
lola: checking invariance
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 64 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using reachability graph (--search=depth)
lola: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
lola: Transformation into DNF: expect 2 literals
lola: SUBRESULT
lola: result: no
lola: The predicate is not invariant.
lola: ========================================
lola: subprocess 11 will run for 708 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: EF (((FIREABLE(tP1M1) OR (FIREABLE(tP2s) OR (FIREABLE(tP1M1) AND FIREABLE(tP2)))) AND (! FIREABLE(tP2j) AND ((FIREABLE(tP12M3) OR FIREABLE(tP12)) AND (FIREABLE(tP12M3) AND (! FIREABLE(tM1) OR ! FIREABLE(tP3s)))))))
lola: ========================================
lola: SUBTASK
lola: checking reachability
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 64 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using reachability graph (--search=depth)
lola: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING

lola: Transformation into DNF: expect 82 literals
lola: SUBRESULT
lola: result: yes
lola: The predicate is reachable.
lola: ========================================
lola: subprocess 12 will run for 885 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: EF (((FIREABLE(tx) AND FIREABLE(tP12s)) OR FIREABLE(tx)))
lola: ========================================
lola: SUBTASK
lola: checking reachability
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 64 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using reachability graph (--search=depth)
lola: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
lola: Transformation into DNF: expect 5 literals
lola: SUBRESULT
lola: result: yes
lola: The predicate is reachable.
lola: ========================================
lola: subprocess 13 will run for 1180 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: EF (((! FIREABLE(tP3) AND (! FIREABLE(tP12) AND ! FIREABLE(tP1M1))) OR (FIREABLE(tP3) AND ((FIREABLE(tP1s) AND FIREABLE(tP2s)) OR FIREABLE(tM3)))))
lola: ========================================
lola: SUBTASK
lola: checking reachability
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 64 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using reachability graph (--search=depth)
lola: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
lola: Transformation into DNF: expect 9 literals
lola: SUBRESULT
lola: result: yes
lola: The predicate is reachable.
lola: ========================================
lola: subprocess 14 will run for 1770 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: EF ((! FIREABLE(tP2e) AND (! FIREABLE(tP12s) AND ((! FIREABLE(tM3) OR ! FIREABLE(tP1)) AND (FIREABLE(tx) AND ((FIREABLE(tP1j) AND FIREABLE(tP2)) OR (FIREABLE(tP12s) OR FIREABLE(tP1e))))))))
lola: ========================================
lola: SUBTASK
lola: checking reachability
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 64 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using reachability graph (--search=depth)
lola: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
lola: Transformation into DNF: expect 49 literals
lola: SUBRESULT
lola: result: yes
lola: The predicate is reachable.
lola: ========================================
lola: subprocess 15 will run for 3540 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: EF (((! FIREABLE(tP2s) OR ! FIREABLE(tP12M3)) AND ((FIREABLE(tx) OR FIREABLE(tP12M3)) AND FIREABLE(tP12))))
lola: ========================================
lola: SUBTASK
lola: checking reachability
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 64 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using reachability graph (--search=depth)
lola: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
lola: Transformation into DNF: expect 14 literals
lola: SUBRESULT
lola: result: yes
lola: The predicate is reachable.
lola: ========================================
lola: RESULT
lola: summary: yes no yes yes no yes yes yes no yes no yes yes yes yes yes

BK_STOP 1463600931908

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

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="FMS-PT-010"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="lola"
export BK_RESULT_DIR="/root/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# 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

tar xzf /home/mcc/BenchKit/INPUTS/FMS-PT-010.tgz
mv FMS-PT-010 execution

# this is for BenchKit: explicit launching of the test

cd execution
echo "====================================================================="
echo " Generated by BenchKit 2-2979"
echo " Executing tool lola"
echo " Input is FMS-PT-010, 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 r050kn-smll-146358762600081"
echo "====================================================================="
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
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 ;