Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r174-smll-177961111600287.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
....................
=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is LamportFastMutEx-COL-7, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r174-smll-177961111600287
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 476K
-rw-r--r-- 1 mcc users 5.9K Mar 7 16:45 CTLCardinality.txt
-rw-r--r-- 1 mcc users 50K Mar 7 16:45 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Mar 7 16:45 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Mar 7 16:45 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.5K Mar 15 11:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Mar 15 11:12 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 15 11:12 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 15 11:12 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 7 16:45 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 114K Mar 7 16:45 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.4K Mar 7 16:45 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 61K Mar 7 16:45 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 11:12 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 11:12 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 2 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 43K Mar 3 18:30 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-2024-00
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-2024-01
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-2024-02
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-2024-03
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-2024-04
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-2024-05
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-2024-06
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-2024-07
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-2024-08
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-2024-09
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-2024-10
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-2024-11
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-2024-12
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-2024-13
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-2024-14
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779876305259

gold2025
Got BK_BIN_PATH=/home/mcc/BenchKit/bin/
---> gold2025 --- TAPAAL 2025-v2
Setting MODEL_PATH=.
Setting VERIFYPN=/home/mcc/BenchKit/bin/verifypn
Got BK_TIME_CONFINEMENT=3600
Setting TEMPDIR=/home/mcc/BenchKit/bin/tmp
Got BK_MEMORY_CONFINEMENT=16384
Limiting to 16265216 kB
Total timeout: 3590
Time left: 3590

**********************************************
* TAPAAL verifying ReachabilityCardinality *
**********************************************
TEMPDIR=/home/mcc/BenchKit/bin/tmp
QF=/home/mcc/BenchKit/bin/tmp/tmp.vnQPOx7SVP
MF=/home/mcc/BenchKit/bin/tmp/tmp.pMReluZ2O3
Time left: 3590
---------------------------------------------------
Step -1: Stripping Colors
---------------------------------------------------
Verifying stripped models (16 in total)
Solution found by stripping colors (step -1) for query index 1
Solution found by stripping colors (step -1) for query index 3
Solution found by stripping colors (step -1) for query index 4
Solution found by stripping colors (step -1) for query index 5
Solution found by stripping colors (step -1) for query index 6
Solution found by stripping colors (step -1) for query index 7
Solution found by stripping colors (step -1) for query index 8
Solution found by stripping colors (step -1) for query index 10
Solution found by stripping colors (step -1) for query index 11
Solution found by stripping colors (step -1) for query index 13
Solution found by stripping colors (step -1) for query index 15

FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-2024-01 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 1 was solved

Query is satisfied.

Solved using CPN Approximation



FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-2024-03 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 3 was solved

Query is NOT satisfied.

Solved using CPN Approximation



FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-2024-04 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 4 was solved

Query is satisfied.

Solved using CPN Approximation



FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-2024-05 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 5 was solved

Query is NOT satisfied.

Solved using CPN Approximation



FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-2024-06 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 6 was solved

Query is satisfied.

Solved using CPN Approximation



FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-2024-07 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 7 was solved

Query is NOT satisfied.

Solved using CPN Approximation



FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-2024-08 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 8 was solved

Query is NOT satisfied.

Solved using CPN Approximation



FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-2024-10 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 10 was solved

Query is satisfied.

Solved using CPN Approximation



FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-2024-11 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 11 was solved

Query is NOT satisfied.

Solved using CPN Approximation



FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-2024-13 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 13 was solved

Query is satisfied.

Solved using CPN Approximation



FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-2024-15 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 15 was solved

Query is satisfied.

Solved using CPN Approximation



Unable to decide if LamportFastMutEx-COL-7-ReachabilityCardinality-2024-12 is satisfied.

Query is MAYBE satisfied.


Unable to decide if LamportFastMutEx-COL-7-ReachabilityCardinality-2024-09 is satisfied.

Query is MAYBE satisfied.


Unable to decide if LamportFastMutEx-COL-7-ReachabilityCardinality-2024-02 is satisfied.

Query is MAYBE satisfied.


Unable to decide if LamportFastMutEx-COL-7-ReachabilityCardinality-2024-00 is satisfied.

Query is MAYBE satisfied.


Unable to decide if LamportFastMutEx-COL-7-ReachabilityCardinality-2024-14 is satisfied.

Query is MAYBE satisfied.

Spent 1.10239 on verification
Time left: 3589
---------------------------------------------------
Step -0.5: Explicit parallel processing
---------------------------------------------------
Doing explicit parallel verification of individual queries (5 in total)
Each query is verified by 4 parallel strategies for 119 seconds
------------------- QUERY 1 ----------------------

Parameters: -C -s DFS --colored-successor-generator even -q 0 ./model.pnml ./ReachabilityCardinality.xml -x 1

Parameters: -C -s RDFS --colored-successor-generator even ./model.pnml ./ReachabilityCardinality.xml -x 1

Search=RDFS,Trace=DISABLED,PrintBindings=DISABLED,State_Space_Exploration=DISABLED,Colored_Structural_Reduction=ALL,Colored_Struct_Red_Timout=30,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=60,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=30,Init_Potency=ENABLED,InitPotencyTimeout=10,Siphon_Trap=DISABLED,LPSolve_Timeout=10,ExplicitColored=ENABLED,ColoredSuccessorGenerator=EVEN

Colored structural reductions computed in 0.000257 seconds
Reduced from 18 to 18 places (0, 0%)
Reduced from 17 to 17 transitions (0, 0%)
Applications of rule AtomicPreAgglomeration: 0
Applications of rule DeadTransitions: 0
Applications of rule ParallelPlaces: 0
Applications of rule ParallelTransitions: 0
Applications of rule PreemptiveFiring: 0
Applications of rule RedundantPlaces: 0
Applications of rule Relevance: 0
Could not do colored reductions

Search=DFS,Trace=DISABLED,PrintBindings=DISABLED,State_Space_Exploration=DISABLED,Colored_Structural_Reduction=ALL,Colored_Struct_Red_Timout=30,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=60,Stubborn_Reduction=ENABLED,Query_Simplication=DISABLED,Init_Potency=ENABLED,InitPotencyTimeout=10,Siphon_Trap=DISABLED,LPSolve_Timeout=10,ExplicitColored=ENABLED,ColoredSuccessorGenerator=EVEN

Colored structural reductions computed in 0.000224 seconds
Reduced from 18 to 18 places (0, 0%)
Reduced from 17 to 17 transitions (0, 0%)
Applications of rule AtomicPreAgglomeration: 0
Applications of rule DeadTransitions: 0
Applications of rule ParallelPlaces: 0
Applications of rule ParallelTransitions: 0
Applications of rule PreemptiveFiring: 0
Applications of rule RedundantPlaces: 0
Applications of rule Relevance: 0
Could not do colored reductions

Query before reduction: EF (((not (37 <= P-awaity)) and (P-b <= 95) and ((84 <= P-CS_21) or ((not (((P-setbi_5 <= P-b) and (43 <= P-ifxi_10)) or (P-ifxi_10 <= y))) and ((not (((x <= 30) and (P-CS_21 <= 56)) or (P-sety_9 <= 57) or (P-ifyi_15 <= P-start_1))) or (not ((72 <= P-await_13) and (P-done <= 39) and (P-ify0_4 <= 87) and (58 <= P-done))))))) or ((P-setbi_24 <= P-start_1) and (((17 <= P-setbi_24) and (not ((x <= 27) and (P-ifyi_15 <= 28))) and (P-start_1 <= P-ify0_4) and ((not (56 <= P-wait)) or (P-b <= 44))) or (not (P-done <= P-setx_3))) and (not ((not (P-fordo_12 <= P-CS_21)) or (P-done <= P-done) or (not (49 <= P-await_13))))))
RWSTATS PRE:0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,
RWSTATS POST:0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,

Query after reduction: EF (y < P-ifxi_10)
Query reduction finished after 0.002552 seconds.
Query size reduced from 102 to 4 nodes ( 96.0784 percent reduction).
Query index 0 was solved

Query is satisfied
STATS:
discovered states: 546
explored states: 530
peak waiting states: 529
end waiting states: 529
biggest encoded state: 86 bytes
@@@0.02,6896@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn '-C -s RDFS --colored-successor-generator even' ./model.pnml ./ReachabilityCardinality.xml -x 1
Query index 0 was solved

Query is satisfied
STATS:
discovered states: 24
explored states: 24
peak waiting states: 23
end waiting states: 23
biggest encoded state: 60 bytes
@@@0.00,5672@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn '-C -s DFS --colored-successor-generator even -q 0' ./model.pnml ./ReachabilityCardinality.xml -x 1
Solution found by explicit exploration (step -0.5)

FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-2024-00 TRUE TECHNIQUES STRUCTURAL_REDUCTION CPN_EXPLICIT
Time left: 3588
------------------- QUERY 3 ----------------------

Parameters: -C -s RDFS --colored-successor-generator even ./model.pnml ./ReachabilityCardinality.xml -x 3

Search=RDFS,Trace=DISABLED,PrintBindings=DISABLED,State_Space_Exploration=DISABLED,Colored_Structural_Reduction=ALL,Colored_Struct_Red_Timout=30,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=60,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=30,Init_Potency=ENABLED,InitPotencyTimeout=10,Siphon_Trap=DISABLED,LPSolve_Timeout=10,ExplicitColored=ENABLED,ColoredSuccessorGenerator=EVEN

Colored structural reductions computed in 0.000226 seconds
Reduced from 18 to 18 places (0, 0%)
Reduced from 17 to 17 transitions (0, 0%)
Applications of rule AtomicPreAgglomeration: 0
Applications of rule DeadTransitions: 0
Applications of rule ParallelPlaces: 0
Applications of rule ParallelTransitions: 0
Applications of rule PreemptiveFiring: 0
Applications of rule RedundantPlaces: 0
Applications of rule Relevance: 0
Could not do colored reductions

Query before reduction: AG ((not ((54 <= P-ifxi_10) or (not ((not ((not ((P-sety_9 <= 11) or (90 <= y))) or (P-ify0_4 <= P-awaity))) or (94 <= P-wait))))) or (((not ((not ((26 <= P-sety_9) or (P-ify0_4 <= P-setbi_11))) or ((P-setbi_24 <= P-ifyi_15) and (P-ifyi_15 <= 5)))) or ((not (((P-await_13 <= 14) or (y <= y)) and (not (10 <= y)))) and ((not (P-ify0_4 <= 3)) or (not ((P-setbi_24 <= P-wait) and (P-fordo_12 <= 32))))) or (((((69 <= P-done) or (76 <= P-wait) or (not (P-fordo_12 <= 68))) and (P-start_1 <= 90) and (not ((56 <= P-setbi_11) or (41 <= P-fordo_12)))) or (52 <= P-ify0_4) or (P-await_13 <= P-ifyi_15)) and ((x <= 72) or (P-setbi_24 <= P-CS_21) or (12 <= x) or (not (P-await_13 <= 81)) or (not ((P-await_13 <= 80) and (x <= P-ifyi_15)))) and (not (((not (P-sety_9 <= 65)) and ((P-setx_3 <= 24) or (83 <= P-setx_3))) or ((54 <= P-ify0_4) and (P-wait <= P-ifyi_15)))))) and (((((not (61 <= P-setx_3)) and (not (y <= 78))) or (((33 <= P-awaity) or (88 <= x)) and (P-ifyi_15 <= P-fordo_12)) or (P-await_13 <= P-b) or (P-ifxi_10 <= P-setbi_11)) and (not (38 <= P-setbi_11))) or (not ((P-setx_3 <= 96) and (P-CS_21 <= P-await_13))) or (not ((76 <= P-sety_9) and (26 <= P-b) and (P-await_13 <= 68) and (30 <= P-sety_9) and (79 <= P-start_1)))) and (P-ifyi_15 <= 18)))
RWSTATS PRE:0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,16,0,0,0,0,
RWSTATS POST:0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,

Query after reduction: (not EF ((P-ify0_4 <= P-awaity) and ((P-setbi_11 < P-ify0_4) or ((P-setbi_24 <= P-ifyi_15) and (P-ifyi_15 <= 5))) and (P-ifyi_15 < P-await_13)))
Query reduction finished after 0.00409 seconds.
Query size reduced from 206 to 20 nodes ( 90.2913 percent reduction).
Query index 0 was solved

Query is NOT satisfied
STATS:
discovered states: 52
explored states: 52
peak waiting states: 51
end waiting states: 51
biggest encoded state: 82 bytes
Command exited with non-zero status 1
@@@0.01,6360@@@

Parameters: -C -s BFS --colored-successor-generator even -R 0 -q 0 ./model.pnml ./ReachabilityCardinality.xml -x 3

Parameters: -C -s DFS --colored-successor-generator even -q 0 ./model.pnml ./ReachabilityCardinality.xml -x 3

Search=DFS,Trace=DISABLED,PrintBindings=DISABLED,State_Space_Exploration=DISABLED,Colored_Structural_Reduction=ALL,Colored_Struct_Red_Timout=30,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=60,Stubborn_Reduction=ENABLED,Query_Simplication=DISABLED,Init_Potency=ENABLED,InitPotencyTimeout=10,Siphon_Trap=DISABLED,LPSolve_Timeout=10,ExplicitColored=ENABLED,ColoredSuccessorGenerator=EVEN

Colored structural reductions computed in 0.000225 seconds
Reduced from 18 to 18 places (0, 0%)
Reduced from 17 to 17 transitions (0, 0%)
Applications of rule AtomicPreAgglomeration: 0
Applications of rule DeadTransitions: 0
Applications of rule ParallelPlaces: 0
Applications of rule ParallelTransitions: 0
Applications of rule PreemptiveFiring: 0
Applications of rule RedundantPlaces: 0
Applications of rule Relevance: 0
Could not do colored reductions
Query index 0 was solved

Query is NOT satisfied
STATS:
discovered states: 42
explored states: 42
peak waiting states: 41
end waiting states: 41
biggest encoded state: 75 bytes
Command exited with non-zero status 1
@@@0.01,5692@@@

Parameters: -C -s BestFS --colored-successor-generator fixed -q 0 ./model.pnml ./ReachabilityCardinality.xml -x 3

Search=HEUR,Trace=DISABLED,PrintBindings=DISABLED,State_Space_Exploration=DISABLED,Colored_Structural_Reduction=ALL,Colored_Struct_Red_Timout=30,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=60,Stubborn_Reduction=ENABLED,Query_Simplication=DISABLED,Init_Potency=ENABLED,InitPotencyTimeout=10,Siphon_Trap=DISABLED,LPSolve_Timeout=10,ExplicitColored=ENABLED,ColoredSuccessorGenerator=FIXED

Colored structural reductions computed in 0.000239 seconds
Reduced from 18 to 18 places (0, 0%)
Reduced from 17 to 17 transitions (0, 0%)
Applications of rule AtomicPreAgglomeration: 0
Applications of rule DeadTransitions: 0
Applications of rule ParallelPlaces: 0
Applications of rule ParallelTransitions: 0
Applications of rule PreemptiveFiring: 0
Applications of rule RedundantPlaces: 0
Applications of rule Relevance: 0
Could not do colored reductions

Search=BFS,Trace=DISABLED,PrintBindings=DISABLED,State_Space_Exploration=DISABLED,Colored_Structural_Reduction=DISABLED,Colored_Struct_Red_Timout=30,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=60,Stubborn_Reduction=ENABLED,Query_Simplication=DISABLED,Init_Potency=ENABLED,InitPotencyTimeout=10,Siphon_Trap=DISABLED,LPSolve_Timeout=10,ExplicitColored=ENABLED,ColoredSuccessorGenerator=EVEN
Query index 0 was solved

Query is NOT satisfied
STATS:
discovered states: 109332
explored states: 35015
peak waiting states: 19383
end waiting states: 19382
biggest encoded state: 80 bytes
Command exited with non-zero status 1
@@@0.99,30124@@@
parallel: Warning: This job was killed because it timed out:
parallel: Warning: eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn '-C -s BestFS --colored-successor-generator fixed -q 0' ./model.pnml ./ReachabilityCardinality.xml -x 3
Solution found by explicit exploration (step -0.5)

FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-2024-02 FALSE TECHNIQUES STRUCTURAL_REDUCTION CPN_EXPLICIT
Time left: 3466
------------------- QUERY 10 ----------------------

Parameters: -C -s RDFS --colored-successor-generator even ./model.pnml ./ReachabilityCardinality.xml -x 10

Search=RDFS,Trace=DISABLED,PrintBindings=DISABLED,State_Space_Exploration=DISABLED,Colored_Structural_Reduction=ALL,Colored_Struct_Red_Timout=30,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=60,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=30,Init_Potency=ENABLED,InitPotencyTimeout=10,Siphon_Trap=DISABLED,LPSolve_Timeout=10,ExplicitColored=ENABLED,ColoredSuccessorGenerator=EVEN

Colored structural reductions computed in 0.000344 seconds
Reduced from 18 to 18 places (0, 0%)
Reduced from 17 to 17 transitions (0, 0%)
Applications of rule AtomicPreAgglomeration: 0
Applications of rule DeadTransitions: 0
Applications of rule ParallelPlaces: 0
Applications of rule ParallelTransitions: 0
Applications of rule PreemptiveFiring: 0
Applications of rule RedundantPlaces: 0
Applications of rule Relevance: 0
Could not do colored reductions

Query before reduction: AG (not ((6 <= P-ifxi_10) or (((P-ifyi_15 <= P-ifxi_10) or (not ((67 <= P-awaity) and (66 <= P-done))) or (not (79 <= P-setbi_24)) or (not (P-fordo_12 <= 73)) or (not (P-b <= 57))) and (not ((P-setbi_11 <= P-setbi_5) or (x <= P-start_1) or (P-setx_3 <= P-ify0_4))) and ((P-awaity <= P-fordo_12) or (P-start_1 <= x)) and ((P-await_13 <= P-b) or (P-awaity <= P-sety_9)) and ((P-awaity <= 79) or (72 <= P-wait)) and ((P-wait <= 44) or (P-fordo_12 <= 6) or (P-CS_21 <= P-b) or (58 <= P-sety_9) or (P-await_13 <= P-awaity) or (not ((P-done <= P-CS_21) and (P-ifyi_15 <= P-setx_3)))) and (P-await_13 <= 24))))
RWSTATS PRE:0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,
RWSTATS POST:0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,

Query after reduction: (not EF ((6 <= P-ifxi_10) or ((P-setbi_5 < P-setbi_11) and (P-start_1 < x) and (P-ify0_4 < P-setx_3) and ((P-awaity <= P-fordo_12) or (P-start_1 <= x)))))
Query reduction finished after 0.003156 seconds.
Query size reduced from 90 to 23 nodes ( 74.4444 percent reduction).
Query index 0 was solved

Query is NOT satisfied
STATS:
discovered states: 82
explored states: 82
peak waiting states: 81
end waiting states: 81
biggest encoded state: 68 bytes
Command exited with non-zero status 1
@@@0.01,6348@@@

Parameters: -C -s BFS --colored-successor-generator even -R 0 -q 0 ./model.pnml ./ReachabilityCardinality.xml -x 10

Parameters: -C -s BestFS --colored-successor-generator fixed -q 0 ./model.pnml ./ReachabilityCardinality.xml -x 10

Search=HEUR,Trace=DISABLED,PrintBindings=DISABLED,State_Space_Exploration=DISABLED,Colored_Structural_Reduction=ALL,Colored_Struct_Red_Timout=30,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=60,Stubborn_Reduction=ENABLED,Query_Simplication=DISABLED,Init_Potency=ENABLED,InitPotencyTimeout=10,Siphon_Trap=DISABLED,LPSolve_Timeout=10,ExplicitColored=ENABLED,ColoredSuccessorGenerator=FIXED

Colored structural reductions computed in 0.000226 seconds
Reduced from 18 to 18 places (0, 0%)
Reduced from 17 to 17 transitions (0, 0%)
Applications of rule AtomicPreAgglomeration: 0
Applications of rule DeadTransitions: 0
Applications of rule ParallelPlaces: 0
Applications of rule ParallelTransitions: 0
Applications of rule PreemptiveFiring: 0
Applications of rule RedundantPlaces: 0
Applications of rule Relevance: 0
Could not do colored reductions

Parameters: -C -s DFS --colored-successor-generator even -q 0 ./model.pnml ./ReachabilityCardinality.xml -x 10

Search=DFS,Trace=DISABLED,PrintBindings=DISABLED,State_Space_Exploration=DISABLED,Colored_Structural_Reduction=ALL,Colored_Struct_Red_Timout=30,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=60,Stubborn_Reduction=ENABLED,Query_Simplication=DISABLED,Init_Potency=ENABLED,InitPotencyTimeout=10,Siphon_Trap=DISABLED,LPSolve_Timeout=10,ExplicitColored=ENABLED,ColoredSuccessorGenerator=EVEN

Colored structural reductions computed in 0.000217 seconds
Reduced from 18 to 18 places (0, 0%)
Reduced from 17 to 17 transitions (0, 0%)
Applications of rule AtomicPreAgglomeration: 0
Applications of rule DeadTransitions: 0
Applications of rule ParallelPlaces: 0
Applications of rule ParallelTransitions: 0
Applications of rule PreemptiveFiring: 0
Applications of rule RedundantPlaces: 0
Applications of rule Relevance: 0
Could not do colored reductions
Query index 0 was solved

Query is NOT satisfied
STATS:
discovered states: 28
explored states: 28
peak waiting states: 27
end waiting states: 27
biggest encoded state: 60 bytes
Command exited with non-zero status 1
@@@0.02,5668@@@

Search=BFS,Trace=DISABLED,PrintBindings=DISABLED,State_Space_Exploration=DISABLED,Colored_Structural_Reduction=DISABLED,Colored_Struct_Red_Timout=30,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=60,Stubborn_Reduction=ENABLED,Query_Simplication=DISABLED,Init_Potency=ENABLED,InitPotencyTimeout=10,Siphon_Trap=DISABLED,LPSolve_Timeout=10,ExplicitColored=ENABLED,ColoredSuccessorGenerator=EVEN
Query index 0 was solved

Query is NOT satisfied
STATS:
discovered states: 444406
explored states: 137888
peak waiting states: 74359
end waiting states: 74359
biggest encoded state: 82 bytes
Command exited with non-zero status 1
@@@3.28,102476@@@
parallel: Warning: This job was killed because it timed out:
parallel: Warning: eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn '-C -s BestFS --colored-successor-generator fixed -q 0' ./model.pnml ./ReachabilityCardinality.xml -x 10
Solution found by explicit exploration (step -0.5)

FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-2024-09 FALSE TECHNIQUES STRUCTURAL_REDUCTION CPN_EXPLICIT
Time left: 3345
------------------- QUERY 13 ----------------------

Parameters: -C -s RDFS --colored-successor-generator even ./model.pnml ./ReachabilityCardinality.xml -x 13

Search=RDFS,Trace=DISABLED,PrintBindings=DISABLED,State_Space_Exploration=DISABLED,Colored_Structural_Reduction=ALL,Colored_Struct_Red_Timout=30,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=60,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=30,Init_Potency=ENABLED,InitPotencyTimeout=10,Siphon_Trap=DISABLED,LPSolve_Timeout=10,ExplicitColored=ENABLED,ColoredSuccessorGenerator=EVEN

Colored structural reductions computed in 0.000363 seconds
Reduced from 18 to 18 places (0, 0%)
Reduced from 17 to 17 transitions (0, 0%)
Applications of rule AtomicPreAgglomeration: 0
Applications of rule DeadTransitions: 0
Applications of rule ParallelPlaces: 0
Applications of rule ParallelTransitions: 0
Applications of rule PreemptiveFiring: 0
Applications of rule RedundantPlaces: 0
Applications of rule Relevance: 0
Could not do colored reductions

Query before reduction: EF ((not (P-wait <= 40)) or (not (P-setx_3 <= P-setx_3)) or (not ((not ((12 <= P-ifxi_10) and (P-setbi_24 <= P-start_1))) and (P-ify0_4 <= 39))) or (P-start_1 <= P-ifxi_10) or (not ((P-await_13 <= 56) or (P-done <= 60) or (x <= P-b) or (P-ifyi_15 <= x))) or (not (P-ifxi_10 <= 82)))
RWSTATS PRE:0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,
RWSTATS POST:0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,

Query after reduction: EF ((40 < P-wait) or (P-start_1 <= P-ifxi_10))
Query reduction finished after 0.001491 seconds.
Query size reduced from 44 to 8 nodes ( 81.8182 percent reduction).
Query index 0 was solved

Query is satisfied
STATS:
discovered states: 20
explored states: 20
peak waiting states: 19
end waiting states: 19
biggest encoded state: 64 bytes
@@@0.01,6300@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn '-C -s RDFS --colored-successor-generator even' ./model.pnml ./ReachabilityCardinality.xml -x 13
Solution found by explicit exploration (step -0.5)

FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-2024-12 TRUE TECHNIQUES STRUCTURAL_REDUCTION CPN_EXPLICIT
Time left: 3345
------------------- QUERY 15 ----------------------

Parameters: -C -s BFS --colored-successor-generator even -R 0 -q 0 ./model.pnml ./ReachabilityCardinality.xml -x 15

Parameters: -C -s RDFS --colored-successor-generator even ./model.pnml ./ReachabilityCardinality.xml -x 15

Search=RDFS,Trace=DISABLED,PrintBindings=DISABLED,State_Space_Exploration=DISABLED,Colored_Structural_Reduction=ALL,Colored_Struct_Red_Timout=30,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=60,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=30,Init_Potency=ENABLED,InitPotencyTimeout=10,Siphon_Trap=DISABLED,LPSolve_Timeout=10,ExplicitColored=ENABLED,ColoredSuccessorGenerator=EVEN

Colored structural reductions computed in 0.00088 seconds
Reduced from 18 to 17 places (1, 5.55556%)
Reduced from 17 to 16 transitions (1, 5.88235%)
Applications of rule AtomicPreAgglomeration: 2
Applications of rule DeadTransitions: 0
Applications of rule ParallelPlaces: 0
Applications of rule ParallelTransitions: 0
Applications of rule PreemptiveFiring: 0
Applications of rule RedundantPlaces: 0
Applications of rule Relevance: 0


Parameters: -C -s DFS --colored-successor-generator even -q 0 ./model.pnml ./ReachabilityCardinality.xml -x 15

Search=DFS,Trace=DISABLED,PrintBindings=DISABLED,State_Space_Exploration=DISABLED,Colored_Structural_Reduction=ALL,Colored_Struct_Red_Timout=30,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=60,Stubborn_Reduction=ENABLED,Query_Simplication=DISABLED,Init_Potency=ENABLED,InitPotencyTimeout=10,Siphon_Trap=DISABLED,LPSolve_Timeout=10,ExplicitColored=ENABLED,ColoredSuccessorGenerator=EVEN

Colored structural reductions computed in 0.000848 seconds
Reduced from 18 to 17 places (1, 5.55556%)
Reduced from 17 to 16 transitions (1, 5.88235%)
Applications of rule AtomicPreAgglomeration: 2
Applications of rule DeadTransitions: 0
Applications of rule ParallelPlaces: 0
Applications of rule ParallelTransitions: 0
Applications of rule PreemptiveFiring: 0
Applications of rule RedundantPlaces: 0
Applications of rule Relevance: 0


Parameters: -C -s BestFS --colored-successor-generator fixed -q 0 ./model.pnml ./ReachabilityCardinality.xml -x 15

Search=HEUR,Trace=DISABLED,PrintBindings=DISABLED,State_Space_Exploration=DISABLED,Colored_Structural_Reduction=ALL,Colored_Struct_Red_Timout=30,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=60,Stubborn_Reduction=ENABLED,Query_Simplication=DISABLED,Init_Potency=ENABLED,InitPotencyTimeout=10,Siphon_Trap=DISABLED,LPSolve_Timeout=10,ExplicitColored=ENABLED,ColoredSuccessorGenerator=FIXED

Colored structural reductions computed in 0.000825 seconds
Reduced from 18 to 17 places (1, 5.55556%)
Reduced from 17 to 16 transitions (1, 5.88235%)
Applications of rule AtomicPreAgglomeration: 2
Applications of rule DeadTransitions: 0
Applications of rule ParallelPlaces: 0
Applications of rule ParallelTransitions: 0
Applications of rule PreemptiveFiring: 0
Applications of rule RedundantPlaces: 0
Applications of rule Relevance: 0

Command terminated by signal 9
@@@147.69,7296404@@@
parallel: Warning: This job was killed because it timed out:
parallel: Warning: eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn '-C -s RDFS --colored-successor-generator even' ./model.pnml ./ReachabilityCardinality.xml -x 15
parallel: Warning: This job was killed because it timed out:
parallel: Warning: eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn '-C -s BFS --colored-successor-generator even -R 0 -q 0' ./model.pnml ./ReachabilityCardinality.xml -x 15
parallel: Warning: This job was killed because it timed out:
parallel: Warning: eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn '-C -s BestFS --colored-successor-generator fixed -q 0' ./model.pnml ./ReachabilityCardinality.xml -x 15
No solution found (step -0.5)


Time left: 3195
Time left: 3195
---------------------------------------------------
Step 0: Parallel Simplification
---------------------------------------------------
Doing parallel simplification (1 in total)
Total simplification timout is 718 -- reduction timeout is 299
timeout 3195 /home/mcc/BenchKit/bin/verifypn -n -q 718 -l 29 -d 299 -z 4 -s OverApprox --binary-query-io 2 --write-simplified /home/mcc/BenchKit/bin/tmp/tmp.vnQPOx7SVP --write-reduced /home/mcc/BenchKit/bin/tmp/tmp.pMReluZ2O3 -x 15 ./model.pnml ./ReachabilityCardinality.xml


Time left: 3195

---------------------------------------------------
Step 0.5: Random Walk Parallel processing
---------------------------------------------------
Doing parallel random walk verification of individual queries (1 in total)
Each query is verified by 4 parallel random walks for 35 seconds each
------------------- QUERY 1 ----------------------
No solution found
parallel: Warning: This job was killed because it timed out:
parallel: Warning: eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-s RandomWalk --seed-offset 0 -q 0 -l 0 -d 0 --init-potency-timeout 0' /home/mcc/BenchKit/bin/tmp/tmp.pMReluZ2O3 /home/mcc/BenchKit/bin/tmp/tmp.vnQPOx7SVP --binary-query-io 1 -x 1
parallel: Warning: This job was killed because it timed out:
parallel: Warning: eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-s RandomWalk --seed-offset 1337 -q 0 -l 0 -d 5' /home/mcc/BenchKit/bin/tmp/tmp.pMReluZ2O3 /home/mcc/BenchKit/bin/tmp/tmp.vnQPOx7SVP --binary-query-io 1 -x 1
parallel: Warning: This job was killed because it timed out:
parallel: Warning: eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-s RandomWalk --seed-offset 2018 -q 5 -l 2 -d 5 --init-potency-timeout 0' /home/mcc/BenchKit/bin/tmp/tmp.pMReluZ2O3 /home/mcc/BenchKit/bin/tmp/tmp.vnQPOx7SVP --binary-query-io 1 -x 1
parallel: Warning: This job was killed because it timed out:
parallel: Warning: eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-s RandomWalk --seed-offset 9220 -q 5 -l 3 -d 10' /home/mcc/BenchKit/bin/tmp/tmp.pMReluZ2O3 /home/mcc/BenchKit/bin/tmp/tmp.vnQPOx7SVP --binary-query-io 1 -x 1


Time left: 3158
---------------------------------------------------
Step 1: Parallel processing
---------------------------------------------------
Doing parallel verification of individual queries (1 in total)
Each query is verified by 4 parallel strategies for 256 seconds
------------------- QUERY 1 ----------------------
No solution found
parallel: Warning: This job was killed because it timed out:
parallel: Warning: eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-s BestFS -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.pMReluZ2O3 /home/mcc/BenchKit/bin/tmp/tmp.vnQPOx7SVP --binary-query-io 1 -x 1 -n
parallel: Warning: This job was killed because it timed out:
parallel: Warning: eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-s RPFS -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.pMReluZ2O3 /home/mcc/BenchKit/bin/tmp/tmp.vnQPOx7SVP --binary-query-io 1 -x 1 -n
parallel: Warning: This job was killed because it timed out:
parallel: Warning: eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-s BFS -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.pMReluZ2O3 /home/mcc/BenchKit/bin/tmp/tmp.vnQPOx7SVP --binary-query-io 1 -x 1 -n
parallel: Warning: This job was killed because it timed out:
parallel: Warning: eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-s RDFS -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.pMReluZ2O3 /home/mcc/BenchKit/bin/tmp/tmp.vnQPOx7SVP --binary-query-io 1 -x 1 -n


Time left: 2898
---------------------------------------------------
Step 2: Sequential processing
---------------------------------------------------
Remaining 1 queries are verified sequentially.
Each query is verified for a dynamic timeout (at least 512 seconds)
Time left: 2898
------------------- QUERY 1 ----------------------
Running query 1 for 2898 seconds. Remaining: 1 queries and 2898 seconds
No solution found
parallel: Warning: This job was killed because it timed out:
parallel: Warning: eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-s RPFS -q 40 -l 5 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.pMReluZ2O3 /home/mcc/BenchKit/bin/tmp/tmp.vnQPOx7SVP --binary-query-io 1 -x 1 -n
parallel: Warning: This job was killed because it timed out:
parallel: Warning: eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-tar -s DFS -q 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.pMReluZ2O3 /home/mcc/BenchKit/bin/tmp/tmp.vnQPOx7SVP --binary-query-io 1 -x 1 -n
parallel: Warning: This job was killed because it timed out:
parallel: Warning: eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-s RandomWalk -q 40 -l 5 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.pMReluZ2O3 /home/mcc/BenchKit/bin/tmp/tmp.vnQPOx7SVP --binary-query-io 1 -x 1 -n


Time left: -2
Out of time, terminating!
terminated-with-cleanup

BK_STOP 1779879897845

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

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="LamportFastMutEx-COL-7"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="gold2025"
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 2-5973"
echo " Executing tool gold2025"
echo " Input is LamportFastMutEx-COL-7, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r174-smll-177961111600287"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-COL-7.tgz
mv LamportFastMutEx-COL-7 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "ReachabilityCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;