About the Execution of LTSMin+red for ClientsAndServers-PT-N2000P0
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 16215.048 | 3600000.00 | 14245718.00 | 3374.30 | ??TF??????F?F??? | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2023-input.r073-smll-167814399400345.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is ClientsAndServers-PT-N2000P0, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r073-smll-167814399400345
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 496K
-rw-r--r-- 1 mcc users 7.1K Feb 26 13:15 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K Feb 26 13:15 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Feb 26 13:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 26 13:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 15:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 15:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 26 13:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 140K Feb 26 13:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.4K Feb 26 13:15 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 72K Feb 26 13:15 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 15:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 9.2K Mar 5 18:22 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME ClientsAndServers-PT-N2000P0-CTLCardinality-00
FORMULA_NAME ClientsAndServers-PT-N2000P0-CTLCardinality-01
FORMULA_NAME ClientsAndServers-PT-N2000P0-CTLCardinality-02
FORMULA_NAME ClientsAndServers-PT-N2000P0-CTLCardinality-03
FORMULA_NAME ClientsAndServers-PT-N2000P0-CTLCardinality-04
FORMULA_NAME ClientsAndServers-PT-N2000P0-CTLCardinality-05
FORMULA_NAME ClientsAndServers-PT-N2000P0-CTLCardinality-06
FORMULA_NAME ClientsAndServers-PT-N2000P0-CTLCardinality-07
FORMULA_NAME ClientsAndServers-PT-N2000P0-CTLCardinality-08
FORMULA_NAME ClientsAndServers-PT-N2000P0-CTLCardinality-09
FORMULA_NAME ClientsAndServers-PT-N2000P0-CTLCardinality-10
FORMULA_NAME ClientsAndServers-PT-N2000P0-CTLCardinality-11
FORMULA_NAME ClientsAndServers-PT-N2000P0-CTLCardinality-12
FORMULA_NAME ClientsAndServers-PT-N2000P0-CTLCardinality-13
FORMULA_NAME ClientsAndServers-PT-N2000P0-CTLCardinality-14
FORMULA_NAME ClientsAndServers-PT-N2000P0-CTLCardinality-15
=== Now, execution of the tool begins
BK_START 1678435634883
bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=CTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ClientsAndServers-PT-N2000P0
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-10 08:07:17] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-10 08:07:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-10 08:07:17] [INFO ] Load time of PNML (sax parser for PT used): 33 ms
[2023-03-10 08:07:17] [INFO ] Transformed 25 places.
[2023-03-10 08:07:17] [INFO ] Transformed 18 transitions.
[2023-03-10 08:07:17] [INFO ] Parsed PT model containing 25 places and 18 transitions and 54 arcs in 137 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 20 ms.
Support contains 25 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Applied a total of 0 rules in 15 ms. Remains 25 /25 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 25 cols
[2023-03-10 08:07:17] [INFO ] Computed 8 place invariants in 7 ms
[2023-03-10 08:07:18] [INFO ] Implicit Places using invariants in 305 ms returned []
[2023-03-10 08:07:18] [INFO ] Invariant cache hit.
[2023-03-10 08:07:18] [INFO ] Implicit Places using invariants and state equation in 66 ms returned []
Implicit Place search using SMT with State Equation took 411 ms to find 0 implicit places.
[2023-03-10 08:07:18] [INFO ] Invariant cache hit.
[2023-03-10 08:07:18] [INFO ] Dead Transitions using invariants and state equation in 62 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 495 ms. Remains : 25/25 places, 18/18 transitions.
Support contains 25 out of 25 places after structural reductions.
[2023-03-10 08:07:18] [INFO ] Flatten gal took : 24 ms
[2023-03-10 08:07:18] [INFO ] Flatten gal took : 8 ms
[2023-03-10 08:07:18] [INFO ] Input system was already deterministic with 18 transitions.
Incomplete random walk after 16001 steps, including 0 resets, run finished after 30 ms. (steps per millisecond=533 ) properties (out of 81) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=11 ) properties (out of 80) seen :5
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=12 ) properties (out of 75) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=24 ) properties (out of 75) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=23 ) properties (out of 75) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=20 ) properties (out of 74) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=29 ) properties (out of 74) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 73) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 55 ms. (steps per millisecond=18 ) properties (out of 73) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 73) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 73) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 73) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 73) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 72) seen :0
Running SMT prover for 72 properties.
[2023-03-10 08:07:19] [INFO ] Invariant cache hit.
[2023-03-10 08:07:19] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 08:07:19] [INFO ] [Real]Absence check using 5 positive and 3 generalized place invariants in 2 ms returned sat
[2023-03-10 08:07:20] [INFO ] After 252ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:71
[2023-03-10 08:07:20] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 08:07:20] [INFO ] [Nat]Absence check using 5 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-10 08:07:20] [INFO ] After 125ms SMT Verify possible using state equation in natural domain returned unsat :33 sat :39
[2023-03-10 08:07:20] [INFO ] After 356ms SMT Verify possible using trap constraints in natural domain returned unsat :33 sat :39
Attempting to minimize the solution found.
Minimization took 145 ms.
[2023-03-10 08:07:20] [INFO ] After 815ms SMT Verify possible using all constraints in natural domain returned unsat :33 sat :39
Fused 72 Parikh solutions to 39 different solutions.
Parikh walk visited 26 properties in 30182 ms.
Support contains 13 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 23 transition count 17
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 22 transition count 17
Applied a total of 4 rules in 13 ms. Remains 22 /25 variables (removed 3) and now considering 17/18 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 22/25 places, 17/18 transitions.
Incomplete random walk after 16001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=2000 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 55 ms. (steps per millisecond=181 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 13) seen :0
Interrupted probabilistic random walk after 140290 steps, run timeout after 3001 ms. (steps per millisecond=46 ) properties seen :{}
Probabilistic random walk after 140290 steps, saw 97937 distinct states, run finished after 3003 ms. (steps per millisecond=46 ) properties seen :0
Running SMT prover for 13 properties.
// Phase 1: matrix 17 rows 22 cols
[2023-03-10 08:07:54] [INFO ] Computed 6 place invariants in 2 ms
[2023-03-10 08:07:54] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-10 08:07:54] [INFO ] [Real]Absence check using 5 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 08:07:54] [INFO ] After 19ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:12
[2023-03-10 08:07:54] [INFO ] After 27ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1 real:12
Attempting to minimize the solution found.
Minimization took 5 ms.
[2023-03-10 08:07:54] [INFO ] After 108ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1 real:12
[2023-03-10 08:07:54] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-10 08:07:54] [INFO ] [Nat]Absence check using 5 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 08:07:54] [INFO ] After 53ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :13
[2023-03-10 08:07:54] [INFO ] After 113ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :13
Attempting to minimize the solution found.
Minimization took 47 ms.
[2023-03-10 08:07:54] [INFO ] After 249ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :13
Parikh walk visited 4 properties in 25373 ms.
Support contains 12 out of 22 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 22/22 places, 17/17 transitions.
Applied a total of 0 rules in 3 ms. Remains 22 /22 variables (removed 0) and now considering 17/17 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 22/22 places, 17/17 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 22/22 places, 17/17 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 17/17 (removed 0) transitions.
[2023-03-10 08:08:20] [INFO ] Invariant cache hit.
[2023-03-10 08:08:20] [INFO ] Implicit Places using invariants in 44 ms returned []
[2023-03-10 08:08:20] [INFO ] Invariant cache hit.
[2023-03-10 08:08:20] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
[2023-03-10 08:08:20] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-10 08:08:20] [INFO ] Invariant cache hit.
[2023-03-10 08:08:20] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 129 ms. Remains : 22/22 places, 17/17 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 17/17 (removed 0) transitions.
Running SMT prover for 9 properties.
[2023-03-10 08:08:20] [INFO ] Invariant cache hit.
[2023-03-10 08:08:20] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 08:08:20] [INFO ] [Real]Absence check using 5 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 08:08:20] [INFO ] After 13ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:8
[2023-03-10 08:08:20] [INFO ] After 18ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1 real:8
Attempting to minimize the solution found.
Minimization took 5 ms.
[2023-03-10 08:08:20] [INFO ] After 70ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1 real:8
[2023-03-10 08:08:20] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 08:08:20] [INFO ] [Nat]Absence check using 5 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 08:08:20] [INFO ] After 39ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :9
[2023-03-10 08:08:20] [INFO ] Deduced a trap composed of 10 places in 26 ms of which 2 ms to minimize.
[2023-03-10 08:08:20] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 33 ms
[2023-03-10 08:08:20] [INFO ] After 108ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :9
Attempting to minimize the solution found.
Minimization took 28 ms.
[2023-03-10 08:08:20] [INFO ] After 192ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :9
Successfully simplified 33 atomic propositions for a total of 16 simplifications.
FORMULA ClientsAndServers-PT-N2000P0-CTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N2000P0-CTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-10 08:08:20] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 6 ms
[2023-03-10 08:08:20] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
FORMULA ClientsAndServers-PT-N2000P0-CTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N2000P0-CTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 5 ms
[2023-03-10 08:08:20] [INFO ] Input system was already deterministic with 18 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 1 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2 ms. Remains : 21/25 places, 18/18 transitions.
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 2 ms
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 2 ms
[2023-03-10 08:08:20] [INFO ] Input system was already deterministic with 18 transitions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 1 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2 ms. Remains : 21/25 places, 18/18 transitions.
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 2 ms
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 2 ms
[2023-03-10 08:08:20] [INFO ] Input system was already deterministic with 18 transitions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 24 transition count 18
Applied a total of 1 rules in 1 ms. Remains 24 /25 variables (removed 1) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2 ms. Remains : 24/25 places, 18/18 transitions.
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 2 ms
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 2 ms
[2023-03-10 08:08:20] [INFO ] Input system was already deterministic with 18 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 22 transition count 16
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 7 place count 20 transition count 16
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 7 place count 20 transition count 15
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 9 place count 19 transition count 15
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 13 place count 17 transition count 13
Applied a total of 13 rules in 7 ms. Remains 17 /25 variables (removed 8) and now considering 13/18 (removed 5) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 8 ms. Remains : 17/25 places, 13/18 transitions.
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 1 ms
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 1 ms
[2023-03-10 08:08:20] [INFO ] Input system was already deterministic with 13 transitions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 1 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1 ms. Remains : 21/25 places, 18/18 transitions.
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 3 ms
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 2 ms
[2023-03-10 08:08:20] [INFO ] Input system was already deterministic with 18 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 22 transition count 14
Reduce places removed 4 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 5 rules applied. Total rules applied 12 place count 18 transition count 13
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 13 place count 17 transition count 13
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 13 place count 17 transition count 11
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 17 place count 15 transition count 11
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 21 place count 13 transition count 9
Applied a total of 21 rules in 7 ms. Remains 13 /25 variables (removed 12) and now considering 9/18 (removed 9) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 7 ms. Remains : 13/25 places, 9/18 transitions.
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 1 ms
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 1 ms
[2023-03-10 08:08:20] [INFO ] Input system was already deterministic with 9 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 22 transition count 13
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 13 place count 17 transition count 13
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 13 place count 17 transition count 11
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 17 place count 15 transition count 11
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 2 with 6 rules applied. Total rules applied 23 place count 12 transition count 8
Applied a total of 23 rules in 6 ms. Remains 12 /25 variables (removed 13) and now considering 8/18 (removed 10) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 6 ms. Remains : 12/25 places, 8/18 transitions.
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 1 ms
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 1 ms
[2023-03-10 08:08:20] [INFO ] Input system was already deterministic with 8 transitions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 1 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1 ms. Remains : 22/25 places, 18/18 transitions.
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 2 ms
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 2 ms
[2023-03-10 08:08:20] [INFO ] Input system was already deterministic with 18 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 21 transition count 16
Reduce places removed 2 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 4 rules applied. Total rules applied 10 place count 19 transition count 14
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 12 place count 17 transition count 14
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 12 place count 17 transition count 11
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 18 place count 14 transition count 11
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 20 place count 13 transition count 10
Applied a total of 20 rules in 6 ms. Remains 13 /25 variables (removed 12) and now considering 10/18 (removed 8) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 6 ms. Remains : 13/25 places, 10/18 transitions.
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 1 ms
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 1 ms
[2023-03-10 08:08:20] [INFO ] Input system was already deterministic with 10 transitions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 1 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2 ms. Remains : 22/25 places, 18/18 transitions.
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 1 ms
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 1 ms
[2023-03-10 08:08:20] [INFO ] Input system was already deterministic with 18 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 21 transition count 15
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 10 place count 18 transition count 15
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 10 place count 18 transition count 12
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 16 place count 15 transition count 12
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 18 place count 14 transition count 11
Applied a total of 18 rules in 5 ms. Remains 14 /25 variables (removed 11) and now considering 11/18 (removed 7) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 6 ms. Remains : 14/25 places, 11/18 transitions.
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 1 ms
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 1 ms
[2023-03-10 08:08:20] [INFO ] Input system was already deterministic with 11 transitions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 1 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2 ms. Remains : 22/25 places, 18/18 transitions.
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 2 ms
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 2 ms
[2023-03-10 08:08:20] [INFO ] Input system was already deterministic with 18 transitions.
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 2 ms
[2023-03-10 08:08:20] [INFO ] Flatten gal took : 2 ms
[2023-03-10 08:08:20] [INFO ] Export to MCC of 12 properties in file /home/mcc/execution/CTLCardinality.sr.xml took 3 ms.
[2023-03-10 08:08:20] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 25 places, 18 transitions and 54 arcs took 1 ms.
Total runtime 63500 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --ctl=/tmp/503/ctl_0_ --ctl=/tmp/503/ctl_1_ --ctl=/tmp/503/ctl_2_ --ctl=/tmp/503/ctl_3_ --ctl=/tmp/503/ctl_4_ --ctl=/tmp/503/ctl_5_ --ctl=/tmp/503/ctl_6_ --ctl=/tmp/503/ctl_7_ --ctl=/tmp/503/ctl_8_ --ctl=/tmp/503/ctl_9_ --ctl=/tmp/503/ctl_10_ --ctl=/tmp/503/ctl_11_ --mu-par --mu-opt
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 235772 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16310548 kB
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLCardinality -timeout 360 -rebuildPNML
mcc2023
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="ClientsAndServers-PT-N2000P0"
export BK_EXAMINATION="CTLCardinality"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is ClientsAndServers-PT-N2000P0, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r073-smll-167814399400345"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ClientsAndServers-PT-N2000P0.tgz
mv ClientsAndServers-PT-N2000P0 execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "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 [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLCardinality.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 '
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;