fond
Model Checking Contest 2018
8th edition, Bratislava, Slovakia, June 26, 2018
Execution of r177-smll-152708747600165
Last Updated
June 26, 2018

About the Execution of ITS-Tools.L for SimpleLoadBal-PT-15

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15751.570 96233.00 106622.00 531.30 FTFFTTTFTFFFFFFT normal

Execution Chart

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

Trace from the execution

Waiting for the VM to be ready (probing ssh)
.................
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 5.3K May 15 18:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 15 18:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.6K May 15 18:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 15 18:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 15 18:50 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 15 18:50 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.3K May 26 09:27 LTLCardinality.txt
-rw-r--r-- 1 mcc users 8.8K May 26 09:27 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 26 09:27 LTLFireability.txt
-rw-r--r-- 1 mcc users 9.5K May 26 09:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.1K May 15 18:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K May 15 18:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 110 May 15 18:54 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 348 May 15 18:54 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 3.5K May 15 18:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 16K May 15 18:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 15 18:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 15 18:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 15 18:50 equiv_col
-rw-r--r-- 1 mcc users 3 May 15 18:50 instance
-rw-r--r-- 1 mcc users 6 May 15 18:50 iscolored
-rw-r--r-- 1 mcc users 1.2M May 15 18:50 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool itstoolsl
Input is SimpleLoadBal-PT-15, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r177-smll-152708747600165
=====================================================================


--------------------
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 SimpleLoadBal-PT-15-CTLFireability-00
FORMULA_NAME SimpleLoadBal-PT-15-CTLFireability-01
FORMULA_NAME SimpleLoadBal-PT-15-CTLFireability-02
FORMULA_NAME SimpleLoadBal-PT-15-CTLFireability-03
FORMULA_NAME SimpleLoadBal-PT-15-CTLFireability-04
FORMULA_NAME SimpleLoadBal-PT-15-CTLFireability-05
FORMULA_NAME SimpleLoadBal-PT-15-CTLFireability-06
FORMULA_NAME SimpleLoadBal-PT-15-CTLFireability-07
FORMULA_NAME SimpleLoadBal-PT-15-CTLFireability-08
FORMULA_NAME SimpleLoadBal-PT-15-CTLFireability-09
FORMULA_NAME SimpleLoadBal-PT-15-CTLFireability-10
FORMULA_NAME SimpleLoadBal-PT-15-CTLFireability-11
FORMULA_NAME SimpleLoadBal-PT-15-CTLFireability-12
FORMULA_NAME SimpleLoadBal-PT-15-CTLFireability-13
FORMULA_NAME SimpleLoadBal-PT-15-CTLFireability-14
FORMULA_NAME SimpleLoadBal-PT-15-CTLFireability-15

=== Now, execution of the tool begins

BK_START 1527449993474

Converted graph to binary with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.201805241334/bin/convert-linux64, -i, /tmp/graph4163663155199377590.txt, -o, /tmp/graph4163663155199377590.bin, -w, /tmp/graph4163663155199377590.weights], workingDir=null]
Built communities with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.201805241334/bin/louvain-linux64, /tmp/graph4163663155199377590.bin, -l, -1, -v, -w, /tmp/graph4163663155199377590.weights, -q, 0, -e, 0.001], workingDir=null]
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201805241334/bin/its-ctl-linux64, --gc-threshold, 2000000, --quiet, -i, /home/mcc/execution/CTLFireability.pnml.gal, -t, CGAL, -ctl, /home/mcc/execution/CTLFireability.ctl], workingDir=/home/mcc/execution]

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201805241334/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /home/mcc/execution/CTLFireability.pnml.gal -t CGAL -ctl /home/mcc/execution/CTLFireability.ctl
No direction supplied, using forward translation only.
Parsed 16 CTL formulae.
built 118 ordering constraints for composite.
built 76 ordering constraints for composite.
built 76 ordering constraints for composite.
built 47 ordering constraints for composite.
built 76 ordering constraints for composite.
built 47 ordering constraints for composite.
built 76 ordering constraints for composite.
built 76 ordering constraints for composite.
built 76 ordering constraints for composite.
built 76 ordering constraints for composite.
built 307 ordering constraints for composite.
built 76 ordering constraints for composite.
built 76 ordering constraints for composite.
built 1216 ordering constraints for composite.
built 76 ordering constraints for composite.
built 76 ordering constraints for composite.
built 76 ordering constraints for composite.
built 76 ordering constraints for composite.
built 76 ordering constraints for composite.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.37407e+12,3.45435,58872,1974,98,102302,488,1862,87391,90,2568,0


Converting to forward existential form...Done !
original formula: (E((((((i4.u23.P_lb_routing_1_10>=1)&&(i13.u37.P_lb_load_1_12>=1))&&(u38.P_lb_load_2_13>=1))&&(((i17.u30.P_lb_routing_1_8>=1)&&(i13.u37.P_lb_load_1_10>=1))&&(i13.u37.P_lb_load_2_10>=1)))&&((((i12.u25.P_lb_routing_1_13>=1)&&(u38.P_lb_load_1_14>=1))&&(u38.P_lb_load_2_13>=1))&&(((i7.u17.P_server_notification_1>=1)&&(i13.u26.P_lb_idle_1>=1))&&(u35.P_lb_load_1_3>=1)))) U AF(((((i18.u32.P_server_request_11_2>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u37.P_lb_load_1_12>=1))&&(u38.P_lb_load_2_14>=1)))) * !(((!((!(((i2.u22.P_lb_routing_1_6>=1)&&(u35.P_lb_load_1_3>=1))&&(i8.u39.P_lb_load_2_2>=1)))||((((i4.u23.P_lb_routing_1_10>=1)&&(i13.u37.P_lb_load_1_12>=1))&&(i13.u37.P_lb_load_2_11>=1))&&(((i11.u24.P_lb_routing_1_12>=1)&&(i13.u36.P_lb_load_1_7>=1))&&(u35.P_lb_load_2_6>=1)))))&&(!((((i3.u31.P_lb_routing_1_9>=1)&&(u35.P_lb_load_1_6>=1))&&(u35.P_lb_load_2_5>=1))&&((((i5.u33.P_server_request_14_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u37.P_lb_load_1_12>=1))&&(i13.u37.P_lb_load_2_10>=1)))))))
=> equivalent forward existential formula: [(FwdU((Init * !(((!((!(((i2.u22.P_lb_routing_1_6>=1)&&(u35.P_lb_load_1_3>=1))&&(i8.u39.P_lb_load_2_2>=1)))||((((i4.u23.P_lb_routing_1_10>=1)&&(i13.u37.P_lb_load_1_12>=1))&&(i13.u37.P_lb_load_2_11>=1))&&(((i11.u24.P_lb_routing_1_12>=1)&&(i13.u36.P_lb_load_1_7>=1))&&(u35.P_lb_load_2_6>=1)))))&&(!((((i3.u31.P_lb_routing_1_9>=1)&&(u35.P_lb_load_1_6>=1))&&(u35.P_lb_load_2_5>=1))&&((((i5.u33.P_server_request_14_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u37.P_lb_load_1_12>=1))&&(i13.u37.P_lb_load_2_10>=1))))))),(((((i4.u23.P_lb_routing_1_10>=1)&&(i13.u37.P_lb_load_1_12>=1))&&(u38.P_lb_load_2_13>=1))&&(((i17.u30.P_lb_routing_1_8>=1)&&(i13.u37.P_lb_load_1_10>=1))&&(i13.u37.P_lb_load_2_10>=1)))&&((((i12.u25.P_lb_routing_1_13>=1)&&(u38.P_lb_load_1_14>=1))&&(u38.P_lb_load_2_13>=1))&&(((i7.u17.P_server_notification_1>=1)&&(i13.u26.P_lb_idle_1>=1))&&(u35.P_lb_load_1_3>=1))))) * !(EG(!(((((i18.u32.P_server_request_11_2>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u37.P_lb_load_1_12>=1))&&(u38.P_lb_load_2_14>=1))))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions T_server_process_1, T_server_process_2, T_server_process_3, T_server_process_4, T_server_process_5, T_server_process_6, T_server_process_7, T_server_process_8, T_server_process_9, T_server_process_10, T_server_process_11, T_server_process_12, T_server_process_13, T_server_process_14, T_server_process_15, T_server_process_16, T_server_process_17, T_server_process_18, T_server_process_19, T_server_process_20, T_server_process_21, T_server_process_22, T_server_process_23, T_server_process_24, T_server_process_25, T_server_process_26, T_server_process_27, T_server_process_28, T_server_process_29, T_server_process_30, T_lb_idle_receive_notification_2, T_lb_idle_receive_notification_3, T_lb_idle_receive_notification_4, T_lb_idle_receive_notification_5, T_lb_idle_receive_notification_6, T_lb_idle_receive_notification_7, T_lb_idle_receive_notification_8, T_lb_idle_receive_notification_9, T_lb_idle_receive_notification_10, T_lb_idle_receive_notification_18, T_lb_idle_receive_notification_19, T_lb_idle_receive_notification_20, T_lb_idle_receive_notification_21, T_lb_idle_receive_notification_22, T_lb_idle_receive_notification_23, T_lb_idle_receive_notification_24, T_lb_idle_receive_notification_25, T_lb_no_balance_137, T_lb_balance_to_2_2266, T_lb_balance_to_2_2267, T_lb_balance_to_2_2268, T_lb_balance_to_2_2269, T_lb_balance_to_2_2270, T_lb_balance_to_2_2271, T_lb_balance_to_2_2272, T_lb_balance_to_2_2273, T_lb_balance_to_2_2274, T_lb_balance_to_2_2275, T_lb_balance_to_2_2276, T_lb_balance_to_2_2277, T_lb_balance_to_2_2278, T_lb_balance_to_2_2279, T_lb_balance_to_2_2280, T_lb_balancing_receive_notification_9, T_lb_balancing_receive_notification_10, T_lb_balancing_receive_notification_25, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :542/672/66/1280
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Fast SCC detection found an SCC at level 13
Fast SCC detection found an SCC at level 14
Fast SCC detection found an SCC at level 15
Fast SCC detection found an SCC at level 16
Fast SCC detection found an SCC at level 17
Fast SCC detection found an SCC at level 18
Fast SCC detection found an SCC at level 19
(forward)formula 0,0,7.62911,148224,1,0,298298,2552,9524,216104,501,9558,1236745
FORMULA SimpleLoadBal-PT-15-CTLFireability-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

***************************************

original formula: EF(EG(!(((((i10.u21.P_lb_routing_1_4>=1)&&(u38.P_lb_load_1_14>=1))&&(u38.P_lb_load_2_15>=1))&&(((i18.u32.P_lb_routing_1_11>=1)&&(i13.u37.P_lb_load_1_12>=1))&&(i13.u37.P_lb_load_2_12>=1))))))
=> equivalent forward existential formula: [FwdG(FwdU(Init,TRUE),!(((((i10.u21.P_lb_routing_1_4>=1)&&(u38.P_lb_load_1_14>=1))&&(u38.P_lb_load_2_15>=1))&&(((i18.u32.P_lb_routing_1_11>=1)&&(i13.u37.P_lb_load_1_12>=1))&&(i13.u37.P_lb_load_2_12>=1)))))] != FALSE
(forward)formula 1,1,7.91164,154560,1,0,306881,2552,9908,232326,507,9562,1287904
FORMULA SimpleLoadBal-PT-15-CTLFireability-01 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

***************************************

original formula: E((AF(((((i17.u30.P_server_request_8_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u37.P_lb_load_1_10>=1))&&(i13.u36.P_lb_load_2_8>=1))) + (((((i18.u32.P_server_request_11_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u37.P_lb_load_1_11>=1))&&(i13.u36.P_lb_load_2_9>=1))&&(((((i16.u29.P_server_request_7_2>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u37.P_lb_load_1_10>=1))&&(i13.u37.P_lb_load_2_12>=1))&&((((i1.u28.P_server_request_5_2>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(u38.P_lb_load_1_13>=1))&&(u38.P_lb_load_2_15>=1))))) U E((((i16.u29.P_lb_routing_1_7>=1)&&(i13.u37.P_lb_load_1_10>=1))&&(i13.u37.P_lb_load_2_11>=1)) U (((i10.u21.P_lb_routing_1_4>=1)&&(i8.u39.P_lb_load_1_0>=1))&&(i8.u39.P_lb_load_2_1>=1))))
=> equivalent forward existential formula: [(FwdU(FwdU(Init,(!(EG(!(((((i17.u30.P_server_request_8_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u37.P_lb_load_1_10>=1))&&(i13.u36.P_lb_load_2_8>=1))))) + (((((i18.u32.P_server_request_11_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u37.P_lb_load_1_11>=1))&&(i13.u36.P_lb_load_2_9>=1))&&(((((i16.u29.P_server_request_7_2>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u37.P_lb_load_1_10>=1))&&(i13.u37.P_lb_load_2_12>=1))&&((((i1.u28.P_server_request_5_2>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(u38.P_lb_load_1_13>=1))&&(u38.P_lb_load_2_15>=1)))))),(((i16.u29.P_lb_routing_1_7>=1)&&(i13.u37.P_lb_load_1_10>=1))&&(i13.u37.P_lb_load_2_11>=1))) * (((i10.u21.P_lb_routing_1_4>=1)&&(i8.u39.P_lb_load_1_0>=1))&&(i8.u39.P_lb_load_2_1>=1)))] != FALSE
(forward)formula 2,0,7.92703,155088,1,0,306885,2552,10023,232336,517,9562,1290213
FORMULA SimpleLoadBal-PT-15-CTLFireability-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

***************************************

original formula: AF((E((((i11.u24.P_lb_routing_1_12>=1)&&(i13.u37.P_lb_load_1_12>=1))&&(i13.u37.P_lb_load_2_11>=1)) U ((i1.u1.P_client_request_5>=1)&&(i13.u26.P_lb_idle_1>=1))) + EX(((i6.u16.P_server_idle_2>=1)&&(i1.u28.P_server_request_5_2>=1)))))
=> equivalent forward existential formula: [FwdG(Init,!((E((((i11.u24.P_lb_routing_1_12>=1)&&(i13.u37.P_lb_load_1_12>=1))&&(i13.u37.P_lb_load_2_11>=1)) U ((i1.u1.P_client_request_5>=1)&&(i13.u26.P_lb_idle_1>=1))) + EX(((i6.u16.P_server_idle_2>=1)&&(i1.u28.P_server_request_5_2>=1))))))] = FALSE
(forward)formula 3,0,53.5346,1303136,1,0,2.7742e+06,2552,10115,2.42454e+06,521,9573,7983775
FORMULA SimpleLoadBal-PT-15-CTLFireability-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

***************************************

original formula: EG(!(((((((i18.u32.P_lb_routing_1_11>=1)&&(u38.P_lb_load_1_13>=1))&&(i13.u37.P_lb_load_2_12>=1))||(i2.u2.P_client_idle_6>=1))&&(((((i11.u24.P_server_request_12_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(u38.P_lb_load_1_13>=1))&&(i13.u37.P_lb_load_2_11>=1))||(((i7.u17.P_server_notification_1>=1)&&(i13.u26.P_lb_idle_1>=1))&&(u38.P_lb_load_1_15>=1))))&&(((((i4.u23.P_lb_routing_1_10>=1)&&(i13.u37.P_lb_load_1_11>=1))&&(i13.u37.P_lb_load_2_10>=1))&&((((i12.u25.P_server_request_13_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(u38.P_lb_load_1_13>=1))&&(i13.u37.P_lb_load_2_11>=1)))&&(((((i19.u34.P_server_request_15_2>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u37.P_lb_load_1_10>=1))&&(i13.u37.P_lb_load_2_12>=1))&&(((i2.u22.P_lb_routing_1_6>=1)&&(u38.P_lb_load_1_14>=1))&&(u38.P_lb_load_2_14>=1)))))))
=> equivalent forward existential formula: [FwdG(Init,!(((((((i18.u32.P_lb_routing_1_11>=1)&&(u38.P_lb_load_1_13>=1))&&(i13.u37.P_lb_load_2_12>=1))||(i2.u2.P_client_idle_6>=1))&&(((((i11.u24.P_server_request_12_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(u38.P_lb_load_1_13>=1))&&(i13.u37.P_lb_load_2_11>=1))||(((i7.u17.P_server_notification_1>=1)&&(i13.u26.P_lb_idle_1>=1))&&(u38.P_lb_load_1_15>=1))))&&(((((i4.u23.P_lb_routing_1_10>=1)&&(i13.u37.P_lb_load_1_11>=1))&&(i13.u37.P_lb_load_2_10>=1))&&((((i12.u25.P_server_request_13_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(u38.P_lb_load_1_13>=1))&&(i13.u37.P_lb_load_2_11>=1)))&&(((((i19.u34.P_server_request_15_2>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u37.P_lb_load_1_10>=1))&&(i13.u37.P_lb_load_2_12>=1))&&(((i2.u22.P_lb_routing_1_6>=1)&&(u38.P_lb_load_1_14>=1))&&(u38.P_lb_load_2_14>=1)))))))] != FALSE
(forward)formula 4,1,55.6784,1343264,1,0,2.85064e+06,2552,10205,2.49286e+06,529,9574,8263265
FORMULA SimpleLoadBal-PT-15-CTLFireability-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

***************************************

original formula: EF(((((i3.u31.P_server_request_9_2>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(u35.P_lb_load_1_5>=1))&&(i13.u36.P_lb_load_2_7>=1)))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * ((((i3.u31.P_server_request_9_2>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(u35.P_lb_load_1_5>=1))&&(i13.u36.P_lb_load_2_7>=1)))] != FALSE
(forward)formula 5,1,55.6826,1343528,1,0,2.8507e+06,2552,10218,2.49316e+06,529,9574,8263880
FORMULA SimpleLoadBal-PT-15-CTLFireability-05 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

***************************************

original formula: A((EG((((i4.u23.P_lb_routing_1_10>=1)&&(u35.P_lb_load_1_3>=1))&&(i8.u39.P_lb_load_2_2>=1))) + EF((i11.u13.P_client_idle_12>=1))) U EF((((i4.u23.P_lb_routing_1_10>=1)&&(u35.P_lb_load_1_3>=1))&&(i8.u39.P_lb_load_2_2>=1))))
=> equivalent forward existential formula: [((Init * !(EG(!(E(TRUE U (((i4.u23.P_lb_routing_1_10>=1)&&(u35.P_lb_load_1_3>=1))&&(i8.u39.P_lb_load_2_2>=1))))))) * !(E(!(E(TRUE U (((i4.u23.P_lb_routing_1_10>=1)&&(u35.P_lb_load_1_3>=1))&&(i8.u39.P_lb_load_2_2>=1)))) U (!((EG((((i4.u23.P_lb_routing_1_10>=1)&&(u35.P_lb_load_1_3>=1))&&(i8.u39.P_lb_load_2_2>=1))) + E(TRUE U (i11.u13.P_client_idle_12>=1)))) * !(E(TRUE U (((i4.u23.P_lb_routing_1_10>=1)&&(u35.P_lb_load_1_3>=1))&&(i8.u39.P_lb_load_2_2>=1))))))))] != FALSE
(forward)formula 6,1,58.1087,1399760,1,0,2.96746e+06,2552,10364,2.59272e+06,529,9574,8649889
FORMULA SimpleLoadBal-PT-15-CTLFireability-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

***************************************

original formula: (EF(((((i18.u12.P_client_waiting_11>=1)&&(i18.u12.P_client_ack_11>=1))||((((i3.u31.P_lb_routing_1_9>=1)&&(i13.u36.P_lb_load_1_9>=1))&&(i13.u36.P_lb_load_2_8>=1))&&((((i19.u34.P_server_request_15_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(u38.P_lb_load_1_13>=1))&&(i13.u37.P_lb_load_2_11>=1))))||((((((i12.u25.P_server_request_13_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u36.P_lb_load_1_8>=1))&&(u35.P_lb_load_2_6>=1))&&((i6.u16.P_server_idle_2>=1)&&(i3.u31.P_server_request_9_2>=1)))&&(((i3.u31.P_lb_routing_1_9>=1)&&(u35.P_lb_load_1_4>=1))&&(u35.P_lb_load_2_3>=1))))) * (AF((((i19.u34.P_lb_routing_1_15>=1)&&(i13.u37.P_lb_load_1_10>=1))&&(i13.u37.P_lb_load_2_10>=1))) + AG(EX((((i16.u29.P_lb_routing_1_7>=1)&&(i13.u36.P_lb_load_1_9>=1))&&(i13.u36.P_lb_load_2_8>=1))))))
=> equivalent forward existential formula: ([(Init * !(E(TRUE U ((((i18.u12.P_client_waiting_11>=1)&&(i18.u12.P_client_ack_11>=1))||((((i3.u31.P_lb_routing_1_9>=1)&&(i13.u36.P_lb_load_1_9>=1))&&(i13.u36.P_lb_load_2_8>=1))&&((((i19.u34.P_server_request_15_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(u38.P_lb_load_1_13>=1))&&(i13.u37.P_lb_load_2_11>=1))))||((((((i12.u25.P_server_request_13_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u36.P_lb_load_1_8>=1))&&(u35.P_lb_load_2_6>=1))&&((i6.u16.P_server_idle_2>=1)&&(i3.u31.P_server_request_9_2>=1)))&&(((i3.u31.P_lb_routing_1_9>=1)&&(u35.P_lb_load_1_4>=1))&&(u35.P_lb_load_2_3>=1)))))))] = FALSE * [(FwdU((Init * !(!(EG(!((((i19.u34.P_lb_routing_1_15>=1)&&(i13.u37.P_lb_load_1_10>=1))&&(i13.u37.P_lb_load_2_10>=1))))))),TRUE) * !(EX((((i16.u29.P_lb_routing_1_7>=1)&&(i13.u36.P_lb_load_1_9>=1))&&(i13.u36.P_lb_load_2_8>=1)))))] = FALSE)
(forward)formula 7,0,58.1111,1399760,1,0,2.96746e+06,2552,10382,2.59272e+06,531,9574,8650238
FORMULA SimpleLoadBal-PT-15-CTLFireability-07 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

***************************************

original formula: EG(!(((((i8.u19.P_lb_routing_1_1>=1)&&(i8.u39.P_lb_load_1_0>=1))&&(i8.u39.P_lb_load_2_1>=1))&&(!((((i1.u28.P_lb_routing_1_5>=1)&&(u35.P_lb_load_1_4>=1))&&(u35.P_lb_load_2_4>=1))||(((i1.u28.P_lb_routing_1_5>=1)&&(i13.u37.P_lb_load_1_10>=1))&&(i13.u37.P_lb_load_2_11>=1)))))))
=> equivalent forward existential formula: [FwdG(Init,!(((((i8.u19.P_lb_routing_1_1>=1)&&(i8.u39.P_lb_load_1_0>=1))&&(i8.u39.P_lb_load_2_1>=1))&&(!((((i1.u28.P_lb_routing_1_5>=1)&&(u35.P_lb_load_1_4>=1))&&(u35.P_lb_load_2_4>=1))||(((i1.u28.P_lb_routing_1_5>=1)&&(i13.u37.P_lb_load_1_10>=1))&&(i13.u37.P_lb_load_2_11>=1)))))))] != FALSE
(forward)formula 8,1,72.8649,1730552,1,0,3.63487e+06,2552,10464,3.16304e+06,531,9574,10961330
FORMULA SimpleLoadBal-PT-15-CTLFireability-08 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

***************************************

original formula: (AF(EF(((((i11.u24.P_lb_routing_1_12>=1)&&(i13.u36.P_lb_load_1_9>=1))&&(i13.u37.P_lb_load_2_10>=1))&&((((i17.u30.P_server_request_8_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u37.P_lb_load_1_11>=1))&&(i13.u36.P_lb_load_2_9>=1))))) * !((((i17.u30.P_lb_routing_1_8>=1)&&(i13.u37.P_lb_load_1_11>=1))&&(i13.u37.P_lb_load_2_12>=1))))
=> equivalent forward existential formula: ([FwdG(Init,!(E(TRUE U ((((i11.u24.P_lb_routing_1_12>=1)&&(i13.u36.P_lb_load_1_9>=1))&&(i13.u37.P_lb_load_2_10>=1))&&((((i17.u30.P_server_request_8_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u37.P_lb_load_1_11>=1))&&(i13.u36.P_lb_load_2_9>=1))))))] = FALSE * [(Init * (((i17.u30.P_lb_routing_1_8>=1)&&(i13.u37.P_lb_load_1_11>=1))&&(i13.u37.P_lb_load_2_12>=1)))] = FALSE)
(forward)formula 9,0,72.8687,1730816,1,0,3.63487e+06,2552,10493,3.16304e+06,533,9574,10961985
FORMULA SimpleLoadBal-PT-15-CTLFireability-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

***************************************

original formula: EF(AX((((i10.u21.P_lb_routing_1_4>=1)&&(u35.P_lb_load_1_4>=1))&&(u35.P_lb_load_2_3>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(EX(!((((i10.u21.P_lb_routing_1_4>=1)&&(u35.P_lb_load_1_4>=1))&&(u35.P_lb_load_2_3>=1))))))] != FALSE
(forward)formula 10,0,72.9248,1731608,1,0,3.63676e+06,2552,10498,3.1648e+06,533,9574,10967152
FORMULA SimpleLoadBal-PT-15-CTLFireability-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

***************************************

original formula: AG(EF(((((i0.u20.P_server_request_3_2>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u37.P_lb_load_1_11>=1))&&(u38.P_lb_load_2_13>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((((i0.u20.P_server_request_3_2>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u37.P_lb_load_1_11>=1))&&(u38.P_lb_load_2_13>=1)))))] = FALSE
(forward)formula 11,0,72.9262,1731872,1,0,3.63676e+06,2552,10505,3.1648e+06,533,9574,10967166
FORMULA SimpleLoadBal-PT-15-CTLFireability-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

***************************************

original formula: (AF(((((((i14.u27.P_server_request_2_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(u38.P_lb_load_1_13>=1))&&(i13.u37.P_lb_load_2_11>=1))&&(!((((i0.u20.P_server_request_3_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i8.u39.P_lb_load_1_2>=1))&&(i8.u39.P_lb_load_2_0>=1))))&&(!(((((i1.u28.P_server_request_5_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(u35.P_lb_load_1_6>=1))&&(u35.P_lb_load_2_4>=1))||(((i13.u26.P_lb_balancing_1>=1)&&(i13.u36.P_lb_load_1_8>=1))&&(i13.u36.P_lb_load_2_9>=1)))))) * AF(((((i12.u25.P_server_request_13_2>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(u35.P_lb_load_1_6>=1))&&(i13.u36.P_lb_load_2_8>=1))))
=> equivalent forward existential formula: ([FwdG(Init,!(((((((i14.u27.P_server_request_2_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(u38.P_lb_load_1_13>=1))&&(i13.u37.P_lb_load_2_11>=1))&&(!((((i0.u20.P_server_request_3_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i8.u39.P_lb_load_1_2>=1))&&(i8.u39.P_lb_load_2_0>=1))))&&(!(((((i1.u28.P_server_request_5_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(u35.P_lb_load_1_6>=1))&&(u35.P_lb_load_2_4>=1))||(((i13.u26.P_lb_balancing_1>=1)&&(i13.u36.P_lb_load_1_8>=1))&&(i13.u36.P_lb_load_2_9>=1)))))))] = FALSE * [FwdG(Init,!(((((i12.u25.P_server_request_13_2>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(u35.P_lb_load_1_6>=1))&&(i13.u36.P_lb_load_2_8>=1))))] = FALSE)
(forward)formula 12,0,86.1062,2025440,1,0,4.22141e+06,2552,10543,3.69101e+06,533,9574,13028657
FORMULA SimpleLoadBal-PT-15-CTLFireability-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

***************************************

original formula: !((EG(((!(((i12.u25.P_lb_routing_1_13>=1)&&(i8.u39.P_lb_load_1_1>=1))&&(i8.u39.P_lb_load_2_2>=1)))||((((i2.u22.P_lb_routing_1_6>=1)&&(i8.u39.P_lb_load_1_2>=1))&&(i8.u39.P_lb_load_2_2>=1))||((((i4.u23.P_server_request_10_2>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u36.P_lb_load_1_7>=1))&&(i13.u36.P_lb_load_2_9>=1))))) + EX(EG(((((i4.u23.P_server_request_10_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u36.P_lb_load_1_9>=1))&&(i13.u36.P_lb_load_2_7>=1))))))
=> equivalent forward existential formula: [((Init * !(EX(EG(((((i4.u23.P_server_request_10_1>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u36.P_lb_load_1_9>=1))&&(i13.u36.P_lb_load_2_7>=1)))))) * !(EG(((!(((i12.u25.P_lb_routing_1_13>=1)&&(i8.u39.P_lb_load_1_1>=1))&&(i8.u39.P_lb_load_2_2>=1)))||((((i2.u22.P_lb_routing_1_6>=1)&&(i8.u39.P_lb_load_1_2>=1))&&(i8.u39.P_lb_load_2_2>=1))||((((i4.u23.P_server_request_10_2>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u36.P_lb_load_1_7>=1))&&(i13.u36.P_lb_load_2_9>=1)))))))] != FALSE
(forward)formula 13,0,86.2046,2029664,1,0,4.2254e+06,2556,10615,3.69325e+06,535,9586,13056281
FORMULA SimpleLoadBal-PT-15-CTLFireability-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

***************************************

original formula: A(!((((((i11.u24.P_server_request_12_2>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u36.P_lb_load_1_7>=1))&&(i13.u36.P_lb_load_2_9>=1))||((((i2.u22.P_lb_routing_1_6>=1)&&(i13.u36.P_lb_load_1_9>=1))&&(i13.u36.P_lb_load_2_8>=1))||(((i14.u27.P_lb_routing_1_2>=1)&&(u38.P_lb_load_1_13>=1))&&(u38.P_lb_load_2_14>=1))))) U AG(!((((i18.u32.P_lb_routing_1_11>=1)&&(u35.P_lb_load_1_5>=1))&&(u35.P_lb_load_2_4>=1)))))
=> equivalent forward existential formula: [((Init * !(EG(!(!(E(TRUE U !(!((((i18.u32.P_lb_routing_1_11>=1)&&(u35.P_lb_load_1_5>=1))&&(u35.P_lb_load_2_4>=1)))))))))) * !(E(!(!(E(TRUE U !(!((((i18.u32.P_lb_routing_1_11>=1)&&(u35.P_lb_load_1_5>=1))&&(u35.P_lb_load_2_4>=1))))))) U (!(!((((((i11.u24.P_server_request_12_2>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(i13.u36.P_lb_load_1_7>=1))&&(i13.u36.P_lb_load_2_9>=1))||((((i2.u22.P_lb_routing_1_6>=1)&&(i13.u36.P_lb_load_1_9>=1))&&(i13.u36.P_lb_load_2_8>=1))||(((i14.u27.P_lb_routing_1_2>=1)&&(u38.P_lb_load_1_13>=1))&&(u38.P_lb_load_2_14>=1)))))) * !(!(E(TRUE U !(!((((i18.u32.P_lb_routing_1_11>=1)&&(u35.P_lb_load_1_5>=1))&&(u35.P_lb_load_2_4>=1)))))))))))] != FALSE
(forward)formula 14,0,88.8474,2077712,1,0,4.31022e+06,2556,10645,3.78354e+06,535,9586,13368276
FORMULA SimpleLoadBal-PT-15-CTLFireability-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

***************************************

original formula: !((EF(AG((((i13.u26.P_lb_balancing_1>=1)&&(u35.P_lb_load_1_4>=1))&&(u35.P_lb_load_2_5>=1)))) + (E((((i18.u32.P_lb_routing_1_11>=1)&&(u38.P_lb_load_1_14>=1))&&(u38.P_lb_load_2_13>=1)) U (((i19.u34.P_lb_routing_1_15>=1)&&(i13.u37.P_lb_load_1_11>=1))&&(i13.u37.P_lb_load_2_12>=1))) + AX(((((i13.u26.P_lb_balancing_1>=1)&&(i8.u39.P_lb_load_1_2>=1))&&(i8.u39.P_lb_load_2_1>=1))&&((((i14.u27.P_server_request_2_2>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(u35.P_lb_load_1_4>=1))&&(u35.P_lb_load_2_6>=1)))))))
=> equivalent forward existential formula: [(EY(((Init * !(E(TRUE U !(E(TRUE U !((((i13.u26.P_lb_balancing_1>=1)&&(u35.P_lb_load_1_4>=1))&&(u35.P_lb_load_2_5>=1)))))))) * !(E((((i18.u32.P_lb_routing_1_11>=1)&&(u38.P_lb_load_1_14>=1))&&(u38.P_lb_load_2_13>=1)) U (((i19.u34.P_lb_routing_1_15>=1)&&(i13.u37.P_lb_load_1_11>=1))&&(i13.u37.P_lb_load_2_12>=1)))))) * !(((((i13.u26.P_lb_balancing_1>=1)&&(i8.u39.P_lb_load_1_2>=1))&&(i8.u39.P_lb_load_2_1>=1))&&((((i14.u27.P_server_request_2_2>=1)&&(i13.u26.P_lb_balancing_1>=1))&&(u35.P_lb_load_1_4>=1))&&(u35.P_lb_load_2_6>=1)))))] != FALSE
(forward)formula 15,1,88.8675,2077712,1,0,4.31035e+06,2556,10692,3.78372e+06,537,9586,13369351
FORMULA SimpleLoadBal-PT-15-CTLFireability-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.

BK_STOP 1527450089707

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

+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution CTLFireability -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -louvain -smt
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ /home/mcc/BenchKit//itstools/its-tools -consoleLog -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination CTLFireability -z3path /home/mcc/BenchKit//z3/bin/z3 -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -louvain -smt -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss8m -Xms40m -Xmx8192m -Dfile.encoding=UTF-8 -Dosgi.requiredJavaVersion=1.6
May 27, 2018 7:39:55 PM fr.lip6.move.gal.application.Application start
INFO: Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -louvain, -smt]
May 27, 2018 7:39:55 PM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /home/mcc/execution/model.pnml
May 27, 2018 7:39:55 PM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 240 ms
May 27, 2018 7:39:55 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 149 places.
May 27, 2018 7:39:56 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 1280 transitions.
May 27, 2018 7:39:56 PM fr.lip6.move.gal.application.MccTranslator applyOrder
INFO: Applying decomposition
May 27, 2018 7:39:56 PM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 505 ms
May 27, 2018 7:39:56 PM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 291 ms
Begin: Sun May 27 19:39:57 2018

Computation of communities with the Newman-Girvan Modularity quality function

level 0:
start computation: Sun May 27 19:39:57 2018
network size: 149 nodes, 3706 links, 2560 weight
quality increased from -0.0352804 to 0.218934
end computation: Sun May 27 19:39:57 2018
level 1:
start computation: Sun May 27 19:39:57 2018
network size: 40 nodes, 416 links, 2560 weight
quality increased from 0.218934 to 0.2387
end computation: Sun May 27 19:39:57 2018
level 2:
start computation: Sun May 27 19:39:57 2018
network size: 20 nodes, 214 links, 2560 weight
quality increased from 0.2387 to 0.241391
end computation: Sun May 27 19:39:57 2018
End: Sun May 27 19:39:57 2018
Total duration: 0 sec
0.241391
May 27, 2018 7:39:57 PM fr.lip6.move.gal.instantiate.CompositeBuilder decomposeWithOrder
INFO: Decomposing Gal with order
May 27, 2018 7:39:57 PM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 235 ms
May 27, 2018 7:39:57 PM fr.lip6.move.gal.instantiate.CompositeBuilder rewriteArraysToAllowPartition
INFO: Rewriting arrays to variables to allow decomposition.
May 27, 2018 7:39:59 PM fr.lip6.move.gal.instantiate.Instantiator fuseIsomorphicEffects
INFO: Removed a total of 3815 redundant transitions.
May 27, 2018 7:39:59 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/CTLFireability.pnml.gal : 30 ms
May 27, 2018 7:39:59 PM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSCTLTools
INFO: Time to serialize properties into /home/mcc/execution/CTLFireability.ctl : 3 ms

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="SimpleLoadBal-PT-15"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="itstoolsl"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

tar xzf /home/mcc/BenchKit/INPUTS/SimpleLoadBal-PT-15.tgz
mv SimpleLoadBal-PT-15 execution
cd execution
pwd
ls -lh

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-3637"
echo " Executing tool itstoolsl"
echo " Input is SimpleLoadBal-PT-15, 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 r177-smll-152708747600165"
echo "====================================================================="
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
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 ;