Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r041-tajo-167813694400258.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
...................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is BridgeAndVehicles-PT-V50P50N20, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r041-tajo-167813694400258
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 6.6M
-rw-r--r-- 1 mcc users 18K Feb 25 12:28 CTLCardinality.txt
-rw-r--r-- 1 mcc users 110K Feb 25 12:28 CTLCardinality.xml
-rw-r--r-- 1 mcc users 343K Feb 25 12:25 CTLFireability.txt
-rw-r--r-- 1 mcc users 1.4M Feb 25 12:25 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 12K Feb 25 15:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 45K Feb 25 15:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 198K Feb 25 15:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 579K Feb 25 15:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 24K Feb 25 12:53 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 128K Feb 25 12:53 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 398K Feb 25 12:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 1.5M Feb 25 12:50 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.3K Feb 25 15:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 7.3K Feb 25 15:36 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 2.0M 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 BridgeAndVehicles-PT-V50P50N20-CTLFireability-00
FORMULA_NAME BridgeAndVehicles-PT-V50P50N20-CTLFireability-01
FORMULA_NAME BridgeAndVehicles-PT-V50P50N20-CTLFireability-02
FORMULA_NAME BridgeAndVehicles-PT-V50P50N20-CTLFireability-03
FORMULA_NAME BridgeAndVehicles-PT-V50P50N20-CTLFireability-04
FORMULA_NAME BridgeAndVehicles-PT-V50P50N20-CTLFireability-05
FORMULA_NAME BridgeAndVehicles-PT-V50P50N20-CTLFireability-06
FORMULA_NAME BridgeAndVehicles-PT-V50P50N20-CTLFireability-07
FORMULA_NAME BridgeAndVehicles-PT-V50P50N20-CTLFireability-08
FORMULA_NAME BridgeAndVehicles-PT-V50P50N20-CTLFireability-09
FORMULA_NAME BridgeAndVehicles-PT-V50P50N20-CTLFireability-10
FORMULA_NAME BridgeAndVehicles-PT-V50P50N20-CTLFireability-11
FORMULA_NAME BridgeAndVehicles-PT-V50P50N20-CTLFireability-12
FORMULA_NAME BridgeAndVehicles-PT-V50P50N20-CTLFireability-13
FORMULA_NAME BridgeAndVehicles-PT-V50P50N20-CTLFireability-14
FORMULA_NAME BridgeAndVehicles-PT-V50P50N20-CTLFireability-15

=== Now, execution of the tool begins

BK_START 1678618746733

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=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-PT-V50P50N20
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 10:59:08] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-12 10:59:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 10:59:08] [INFO ] Load time of PNML (sax parser for PT used): 192 ms
[2023-03-12 10:59:08] [INFO ] Transformed 138 places.
[2023-03-12 10:59:08] [INFO ] Transformed 2348 transitions.
[2023-03-12 10:59:08] [INFO ] Parsed PT model containing 138 places and 2348 transitions and 18090 arcs in 280 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 44 ms.
Support contains 136 out of 138 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 138/138 places, 2348/2348 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 136 transition count 2348
Applied a total of 2 rules in 84 ms. Remains 136 /138 variables (removed 2) and now considering 2348/2348 (removed 0) transitions.
[2023-03-12 10:59:09] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
// Phase 1: matrix 290 rows 136 cols
[2023-03-12 10:59:09] [INFO ] Computed 5 place invariants in 19 ms
[2023-03-12 10:59:11] [INFO ] Dead Transitions using invariants and state equation in 1645 ms found 0 transitions.
[2023-03-12 10:59:11] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2023-03-12 10:59:11] [INFO ] Invariant cache hit.
[2023-03-12 10:59:11] [INFO ] Implicit Places using invariants in 74 ms returned []
[2023-03-12 10:59:11] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2023-03-12 10:59:11] [INFO ] Invariant cache hit.
[2023-03-12 10:59:11] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 10:59:11] [INFO ] Implicit Places using invariants and state equation in 253 ms returned []
Implicit Place search using SMT with State Equation took 330 ms to find 0 implicit places.
[2023-03-12 10:59:11] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2023-03-12 10:59:11] [INFO ] Invariant cache hit.
[2023-03-12 10:59:12] [INFO ] Dead Transitions using invariants and state equation in 992 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 136/138 places, 2348/2348 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3100 ms. Remains : 136/138 places, 2348/2348 transitions.
Support contains 136 out of 136 places after structural reductions.
[2023-03-12 10:59:13] [INFO ] Flatten gal took : 353 ms
[2023-03-12 10:59:15] [INFO ] Flatten gal took : 374 ms
[2023-03-12 10:59:17] [INFO ] Input system was already deterministic with 2348 transitions.
Incomplete random walk after 10000 steps, including 23 resets, run finished after 1319 ms. (steps per millisecond=7 ) properties (out of 87) seen :26
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 167 ms. (steps per millisecond=5 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 45 ms. (steps per millisecond=22 ) properties (out of 61) 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 61) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 136 ms. (steps per millisecond=7 ) properties (out of 61) seen :1
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 60) 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 60) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 60) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 60) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 60) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 60) 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 60) 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 60) 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 60) 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 60) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 59) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 59) 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 59) 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 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 59) 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 59) 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 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=28 ) properties (out of 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 59) 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 59) 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 59) 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 59) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 59) 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 59) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 59) 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 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 59) 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 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 59) 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 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 59) 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 59) 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 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 59) 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 59) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 59) 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 59) 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 59) 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 59) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 59) 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 59) 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 59) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 59) 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 59) 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 59) 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 59) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 59) 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 59) 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 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 59) 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 59) 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 59) 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 59) 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 59) seen :0
Running SMT prover for 59 properties.
[2023-03-12 10:59:20] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2023-03-12 10:59:20] [INFO ] Invariant cache hit.
[2023-03-12 10:59:23] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 10:59:24] [INFO ] After 784ms SMT Verify possible using all constraints in real domain returned unsat :3 sat :0 real:56
[2023-03-12 10:59:24] [INFO ] [Nat]Absence check using 5 positive place invariants in 13 ms returned sat
[2023-03-12 10:59:26] [INFO ] After 1901ms SMT Verify possible using state equation in natural domain returned unsat :11 sat :48
[2023-03-12 10:59:26] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 10:59:29] [INFO ] After 3046ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :11 sat :48
[2023-03-12 10:59:33] [INFO ] Deduced a trap composed of 24 places in 320 ms of which 5 ms to minimize.
[2023-03-12 10:59:33] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 345 ms
[2023-03-12 10:59:38] [INFO ] After 12028ms SMT Verify possible using trap constraints in natural domain returned unsat :14 sat :45
Attempting to minimize the solution found.
Minimization took 10593 ms.
[2023-03-12 10:59:49] [INFO ] After 25008ms SMT Verify possible using all constraints in natural domain returned unsat :14 sat :44
Fused 59 Parikh solutions to 45 different solutions.
Parikh walk visited 0 properties in 871 ms.
Support contains 99 out of 136 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 136/136 places, 2348/2348 transitions.
Applied a total of 0 rules in 463 ms. Remains 136 /136 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
[2023-03-12 10:59:50] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2023-03-12 10:59:50] [INFO ] Invariant cache hit.
[2023-03-12 10:59:51] [INFO ] Dead Transitions using invariants and state equation in 1270 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1746 ms. Remains : 136/136 places, 2348/2348 transitions.
Incomplete random walk after 10000 steps, including 23 resets, run finished after 389 ms. (steps per millisecond=25 ) properties (out of 45) 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 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) 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 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) 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 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 45) 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 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 45) 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 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) 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 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) 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 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) seen :0
Interrupted probabilistic random walk after 87559 steps, run timeout after 3001 ms. (steps per millisecond=29 ) properties seen :{}
Probabilistic random walk after 87559 steps, saw 24167 distinct states, run finished after 3002 ms. (steps per millisecond=29 ) properties seen :0
Running SMT prover for 45 properties.
[2023-03-12 10:59:55] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2023-03-12 10:59:55] [INFO ] Invariant cache hit.
[2023-03-12 10:59:56] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 10:59:57] [INFO ] After 1529ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:45
[2023-03-12 10:59:57] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 10:59:59] [INFO ] After 1409ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :45
[2023-03-12 10:59:59] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 11:00:06] [INFO ] After 6717ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :45
[2023-03-12 11:00:14] [INFO ] After 15346ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :45
Attempting to minimize the solution found.
Minimization took 7900 ms.
[2023-03-12 11:00:22] [INFO ] After 25009ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :44
Parikh walk visited 0 properties in 621 ms.
Support contains 99 out of 136 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 136/136 places, 2348/2348 transitions.
Applied a total of 0 rules in 285 ms. Remains 136 /136 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 285 ms. Remains : 136/136 places, 2348/2348 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 136/136 places, 2348/2348 transitions.
Applied a total of 0 rules in 391 ms. Remains 136 /136 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
[2023-03-12 11:00:23] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2023-03-12 11:00:23] [INFO ] Invariant cache hit.
[2023-03-12 11:00:23] [INFO ] Implicit Places using invariants in 126 ms returned []
[2023-03-12 11:00:23] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2023-03-12 11:00:23] [INFO ] Invariant cache hit.
[2023-03-12 11:00:24] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 11:00:24] [INFO ] Implicit Places using invariants and state equation in 437 ms returned [52]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 577 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 135/136 places, 2348/2348 transitions.
Applied a total of 0 rules in 193 ms. Remains 135 /135 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1163 ms. Remains : 135/136 places, 2348/2348 transitions.
Incomplete random walk after 10000 steps, including 23 resets, run finished after 310 ms. (steps per millisecond=32 ) properties (out of 45) 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 45) 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 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) 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 45) 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 45) 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 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) 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 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) 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 45) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) 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 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 45) seen :0
Interrupted probabilistic random walk after 158769 steps, run timeout after 3001 ms. (steps per millisecond=52 ) properties seen :{28=1, 35=1}
Probabilistic random walk after 158769 steps, saw 42843 distinct states, run finished after 3002 ms. (steps per millisecond=52 ) properties seen :2
Running SMT prover for 43 properties.
[2023-03-12 11:00:28] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
// Phase 1: matrix 290 rows 135 cols
[2023-03-12 11:00:28] [INFO ] Computed 5 place invariants in 8 ms
[2023-03-12 11:00:28] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 11:00:29] [INFO ] After 1047ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:43
[2023-03-12 11:00:29] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 11:00:31] [INFO ] After 1252ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :43
[2023-03-12 11:00:31] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 11:00:35] [INFO ] After 4776ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :43
[2023-03-12 11:00:42] [INFO ] After 11321ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :43
Attempting to minimize the solution found.
Minimization took 5051 ms.
[2023-03-12 11:00:47] [INFO ] After 17836ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :43
Parikh walk visited 0 properties in 778 ms.
Support contains 97 out of 135 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 135/135 places, 2348/2348 transitions.
Applied a total of 0 rules in 197 ms. Remains 135 /135 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 200 ms. Remains : 135/135 places, 2348/2348 transitions.
Incomplete random walk after 10000 steps, including 23 resets, run finished after 410 ms. (steps per millisecond=24 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 43) 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 43) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 43) 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 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 43) 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 43) 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 43) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) 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 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 43) 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 43) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 43) 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 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) 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 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Interrupted probabilistic random walk after 154305 steps, run timeout after 3001 ms. (steps per millisecond=51 ) properties seen :{}
Probabilistic random walk after 154305 steps, saw 41690 distinct states, run finished after 3001 ms. (steps per millisecond=51 ) properties seen :0
Running SMT prover for 43 properties.
[2023-03-12 11:00:52] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2023-03-12 11:00:52] [INFO ] Invariant cache hit.
[2023-03-12 11:00:52] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 11:00:53] [INFO ] After 1038ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:43
[2023-03-12 11:00:53] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 11:00:54] [INFO ] After 1150ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :43
[2023-03-12 11:00:54] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 11:00:58] [INFO ] After 3342ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :43
[2023-03-12 11:01:09] [INFO ] After 14520ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :43
Attempting to minimize the solution found.
Minimization took 7177 ms.
[2023-03-12 11:01:16] [INFO ] After 23102ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :43
Parikh walk visited 0 properties in 476 ms.
Support contains 97 out of 135 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 135/135 places, 2348/2348 transitions.
Applied a total of 0 rules in 171 ms. Remains 135 /135 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 173 ms. Remains : 135/135 places, 2348/2348 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 135/135 places, 2348/2348 transitions.
Applied a total of 0 rules in 180 ms. Remains 135 /135 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
[2023-03-12 11:01:17] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2023-03-12 11:01:17] [INFO ] Invariant cache hit.
[2023-03-12 11:01:17] [INFO ] Implicit Places using invariants in 128 ms returned []
[2023-03-12 11:01:17] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2023-03-12 11:01:17] [INFO ] Invariant cache hit.
[2023-03-12 11:01:17] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 11:01:18] [INFO ] Implicit Places using invariants and state equation in 473 ms returned []
Implicit Place search using SMT with State Equation took 605 ms to find 0 implicit places.
[2023-03-12 11:01:18] [INFO ] Redundant transitions in 228 ms returned []
[2023-03-12 11:01:18] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2023-03-12 11:01:18] [INFO ] Invariant cache hit.
[2023-03-12 11:01:19] [INFO ] Dead Transitions using invariants and state equation in 801 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1830 ms. Remains : 135/135 places, 2348/2348 transitions.
Successfully simplified 14 atomic propositions for a total of 16 simplifications.
FORMULA BridgeAndVehicles-PT-V50P50N20-CTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-12 11:01:19] [INFO ] Flatten gal took : 236 ms
[2023-03-12 11:01:21] [INFO ] Flatten gal took : 338 ms
[2023-03-12 11:01:24] [INFO ] Input system was already deterministic with 2348 transitions.
Computed a total of 109 stabilizing places and 204 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 136/136 places, 2348/2348 transitions.
Applied a total of 0 rules in 9 ms. Remains 136 /136 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
[2023-03-12 11:01:24] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
// Phase 1: matrix 290 rows 136 cols
[2023-03-12 11:01:24] [INFO ] Computed 5 place invariants in 5 ms
[2023-03-12 11:01:25] [INFO ] Dead Transitions using invariants and state equation in 816 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 828 ms. Remains : 136/136 places, 2348/2348 transitions.
[2023-03-12 11:01:25] [INFO ] Flatten gal took : 55 ms
[2023-03-12 11:01:25] [INFO ] Flatten gal took : 67 ms
[2023-03-12 11:01:25] [INFO ] Input system was already deterministic with 2348 transitions.
Starting structural reductions in LTL mode, iteration 0 : 136/136 places, 2348/2348 transitions.
Applied a total of 0 rules in 10 ms. Remains 136 /136 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
[2023-03-12 11:01:25] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2023-03-12 11:01:25] [INFO ] Invariant cache hit.
[2023-03-12 11:01:26] [INFO ] Dead Transitions using invariants and state equation in 710 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 723 ms. Remains : 136/136 places, 2348/2348 transitions.
[2023-03-12 11:01:26] [INFO ] Flatten gal took : 78 ms
[2023-03-12 11:01:26] [INFO ] Flatten gal took : 121 ms
[2023-03-12 11:01:26] [INFO ] Input system was already deterministic with 2348 transitions.
Starting structural reductions in LTL mode, iteration 0 : 136/136 places, 2348/2348 transitions.
Applied a total of 0 rules in 8 ms. Remains 136 /136 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
[2023-03-12 11:01:26] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2023-03-12 11:01:26] [INFO ] Invariant cache hit.
[2023-03-12 11:01:27] [INFO ] Dead Transitions using invariants and state equation in 739 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 747 ms. Remains : 136/136 places, 2348/2348 transitions.
[2023-03-12 11:01:27] [INFO ] Flatten gal took : 77 ms
[2023-03-12 11:01:27] [INFO ] Flatten gal took : 117 ms
[2023-03-12 11:01:27] [INFO ] Input system was already deterministic with 2348 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 136/136 places, 2348/2348 transitions.
Applied a total of 0 rules in 497 ms. Remains 136 /136 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
[2023-03-12 11:01:28] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2023-03-12 11:01:28] [INFO ] Invariant cache hit.
[2023-03-12 11:01:29] [INFO ] Dead Transitions using invariants and state equation in 703 ms found 0 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 1202 ms. Remains : 136/136 places, 2348/2348 transitions.
[2023-03-12 11:01:29] [INFO ] Flatten gal took : 67 ms
[2023-03-12 11:01:29] [INFO ] Flatten gal took : 94 ms
[2023-03-12 11:01:29] [INFO ] Input system was already deterministic with 2348 transitions.
Starting structural reductions in LTL mode, iteration 0 : 136/136 places, 2348/2348 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 135 transition count 2347
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 135 transition count 2347
Applied a total of 2 rules in 22 ms. Remains 135 /136 variables (removed 1) and now considering 2347/2348 (removed 1) transitions.
[2023-03-12 11:01:29] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
// Phase 1: matrix 289 rows 135 cols
[2023-03-12 11:01:29] [INFO ] Computed 5 place invariants in 4 ms
[2023-03-12 11:01:30] [INFO ] Dead Transitions using invariants and state equation in 726 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 751 ms. Remains : 135/136 places, 2347/2348 transitions.
[2023-03-12 11:01:30] [INFO ] Flatten gal took : 57 ms
[2023-03-12 11:01:30] [INFO ] Flatten gal took : 73 ms
[2023-03-12 11:01:30] [INFO ] Input system was already deterministic with 2347 transitions.
Starting structural reductions in LTL mode, iteration 0 : 136/136 places, 2348/2348 transitions.
Applied a total of 0 rules in 15 ms. Remains 136 /136 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
[2023-03-12 11:01:30] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
// Phase 1: matrix 290 rows 136 cols
[2023-03-12 11:01:30] [INFO ] Computed 5 place invariants in 4 ms
[2023-03-12 11:01:31] [INFO ] Dead Transitions using invariants and state equation in 775 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 791 ms. Remains : 136/136 places, 2348/2348 transitions.
[2023-03-12 11:01:31] [INFO ] Flatten gal took : 51 ms
[2023-03-12 11:01:31] [INFO ] Flatten gal took : 61 ms
[2023-03-12 11:01:31] [INFO ] Input system was already deterministic with 2348 transitions.
Starting structural reductions in LTL mode, iteration 0 : 136/136 places, 2348/2348 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 135 transition count 2347
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 135 transition count 2347
Applied a total of 2 rules in 15 ms. Remains 135 /136 variables (removed 1) and now considering 2347/2348 (removed 1) transitions.
[2023-03-12 11:01:31] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
// Phase 1: matrix 289 rows 135 cols
[2023-03-12 11:01:31] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-12 11:01:32] [INFO ] Dead Transitions using invariants and state equation in 710 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 727 ms. Remains : 135/136 places, 2347/2348 transitions.
[2023-03-12 11:01:32] [INFO ] Flatten gal took : 50 ms
[2023-03-12 11:01:32] [INFO ] Flatten gal took : 60 ms
[2023-03-12 11:01:32] [INFO ] Input system was already deterministic with 2347 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 136/136 places, 2348/2348 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 135 transition count 2347
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 135 transition count 2347
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 133 transition count 2346
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 131 transition count 2344
Applied a total of 9 rules in 401 ms. Remains 131 /136 variables (removed 5) and now considering 2344/2348 (removed 4) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 403 ms. Remains : 131/136 places, 2344/2348 transitions.
[2023-03-12 11:01:33] [INFO ] Flatten gal took : 58 ms
[2023-03-12 11:01:33] [INFO ] Flatten gal took : 71 ms
[2023-03-12 11:01:33] [INFO ] Input system was already deterministic with 2344 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 136/136 places, 2348/2348 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 135 transition count 2347
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 135 transition count 2347
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 133 transition count 2346
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 131 transition count 2344
Applied a total of 9 rules in 281 ms. Remains 131 /136 variables (removed 5) and now considering 2344/2348 (removed 4) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 282 ms. Remains : 131/136 places, 2344/2348 transitions.
[2023-03-12 11:01:33] [INFO ] Flatten gal took : 45 ms
[2023-03-12 11:01:33] [INFO ] Flatten gal took : 53 ms
[2023-03-12 11:01:34] [INFO ] Input system was already deterministic with 2344 transitions.
Starting structural reductions in LTL mode, iteration 0 : 136/136 places, 2348/2348 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 135 transition count 2347
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 135 transition count 2347
Applied a total of 2 rules in 17 ms. Remains 135 /136 variables (removed 1) and now considering 2347/2348 (removed 1) transitions.
[2023-03-12 11:01:34] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2023-03-12 11:01:34] [INFO ] Invariant cache hit.
[2023-03-12 11:01:34] [INFO ] Dead Transitions using invariants and state equation in 806 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 824 ms. Remains : 135/136 places, 2347/2348 transitions.
[2023-03-12 11:01:34] [INFO ] Flatten gal took : 48 ms
[2023-03-12 11:01:35] [INFO ] Flatten gal took : 56 ms
[2023-03-12 11:01:35] [INFO ] Input system was already deterministic with 2347 transitions.
Starting structural reductions in LTL mode, iteration 0 : 136/136 places, 2348/2348 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 135 transition count 2347
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 135 transition count 2347
Applied a total of 2 rules in 17 ms. Remains 135 /136 variables (removed 1) and now considering 2347/2348 (removed 1) transitions.
[2023-03-12 11:01:35] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2023-03-12 11:01:35] [INFO ] Invariant cache hit.
[2023-03-12 11:01:35] [INFO ] Dead Transitions using invariants and state equation in 730 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 750 ms. Remains : 135/136 places, 2347/2348 transitions.
[2023-03-12 11:01:35] [INFO ] Flatten gal took : 48 ms
[2023-03-12 11:01:36] [INFO ] Flatten gal took : 55 ms
[2023-03-12 11:01:36] [INFO ] Input system was already deterministic with 2347 transitions.
Starting structural reductions in LTL mode, iteration 0 : 136/136 places, 2348/2348 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 135 transition count 2347
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 135 transition count 2347
Applied a total of 2 rules in 19 ms. Remains 135 /136 variables (removed 1) and now considering 2347/2348 (removed 1) transitions.
[2023-03-12 11:01:36] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2023-03-12 11:01:36] [INFO ] Invariant cache hit.
[2023-03-12 11:01:36] [INFO ] Dead Transitions using invariants and state equation in 732 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 753 ms. Remains : 135/136 places, 2347/2348 transitions.
[2023-03-12 11:01:37] [INFO ] Flatten gal took : 48 ms
[2023-03-12 11:01:37] [INFO ] Flatten gal took : 54 ms
[2023-03-12 11:01:37] [INFO ] Input system was already deterministic with 2347 transitions.
Starting structural reductions in LTL mode, iteration 0 : 136/136 places, 2348/2348 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 135 transition count 2347
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 135 transition count 2347
Applied a total of 2 rules in 15 ms. Remains 135 /136 variables (removed 1) and now considering 2347/2348 (removed 1) transitions.
[2023-03-12 11:01:37] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2023-03-12 11:01:37] [INFO ] Invariant cache hit.
[2023-03-12 11:01:37] [INFO ] Dead Transitions using invariants and state equation in 789 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 805 ms. Remains : 135/136 places, 2347/2348 transitions.
[2023-03-12 11:01:38] [INFO ] Flatten gal took : 50 ms
[2023-03-12 11:01:38] [INFO ] Flatten gal took : 57 ms
[2023-03-12 11:01:38] [INFO ] Input system was already deterministic with 2347 transitions.
Starting structural reductions in LTL mode, iteration 0 : 136/136 places, 2348/2348 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 135 transition count 2347
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 135 transition count 2347
Applied a total of 2 rules in 16 ms. Remains 135 /136 variables (removed 1) and now considering 2347/2348 (removed 1) transitions.
[2023-03-12 11:01:38] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2023-03-12 11:01:38] [INFO ] Invariant cache hit.
[2023-03-12 11:01:38] [INFO ] Dead Transitions using invariants and state equation in 722 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 740 ms. Remains : 135/136 places, 2347/2348 transitions.
[2023-03-12 11:01:39] [INFO ] Flatten gal took : 47 ms
[2023-03-12 11:01:39] [INFO ] Flatten gal took : 54 ms
[2023-03-12 11:01:39] [INFO ] Input system was already deterministic with 2347 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 136/136 places, 2348/2348 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 135 transition count 2347
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 135 transition count 2347
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 133 transition count 2346
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 7 place count 132 transition count 2345
Applied a total of 7 rules in 261 ms. Remains 132 /136 variables (removed 4) and now considering 2345/2348 (removed 3) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 263 ms. Remains : 132/136 places, 2345/2348 transitions.
[2023-03-12 11:01:39] [INFO ] Flatten gal took : 46 ms
[2023-03-12 11:01:39] [INFO ] Flatten gal took : 54 ms
[2023-03-12 11:01:39] [INFO ] Input system was already deterministic with 2345 transitions.
[2023-03-12 11:01:40] [INFO ] Flatten gal took : 238 ms
[2023-03-12 11:01:41] [INFO ] Flatten gal took : 247 ms
[2023-03-12 11:01:43] [INFO ] Export to MCC of 15 properties in file /home/mcc/execution/CTLFireability.sr.xml took 71 ms.
[2023-03-12 11:01:43] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 136 places, 2348 transitions and 18088 arcs took 14 ms.
Total runtime 154605 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/611/ctl_0_ --ctl=/tmp/611/ctl_1_ --ctl=/tmp/611/ctl_2_ --ctl=/tmp/611/ctl_3_ --ctl=/tmp/611/ctl_4_ --ctl=/tmp/611/ctl_5_ --ctl=/tmp/611/ctl_6_ --ctl=/tmp/611/ctl_7_ --ctl=/tmp/611/ctl_8_ --ctl=/tmp/611/ctl_9_ --ctl=/tmp/611/ctl_10_ --ctl=/tmp/611/ctl_11_ --ctl=/tmp/611/ctl_12_ --ctl=/tmp/611/ctl_13_ --ctl=/tmp/611/ctl_14_ --mu-par --mu-opt
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393340 kB
MemFree: 184684 kB
After kill :
MemTotal: 16393340 kB
MemFree: 16077984 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:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLFireability -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="BridgeAndVehicles-PT-V50P50N20"
export BK_EXAMINATION="CTLFireability"
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 BridgeAndVehicles-PT-V50P50N20, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r041-tajo-167813694400258"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V50P50N20.tgz
mv BridgeAndVehicles-PT-V50P50N20 execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLFireability.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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;