Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r521-tall-167987246100018.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...........................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is Anderson-PT-06, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r521-tall-167987246100018
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 764K
-rw-r--r-- 1 mcc users 5.7K Mar 23 15:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 54K Mar 23 15:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.6K Mar 23 15:18 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K Mar 23 15:18 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 23 07:06 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 23 07:06 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 23 07:06 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 23 07:06 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Mar 26 22:42 NewModel
-rw-r--r-- 1 mcc users 14K Mar 23 15:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 137K Mar 23 15:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 23 15:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 80K Mar 23 15:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 23 07:06 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 23 07:06 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 26 22:42 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 26 22:42 instance
-rw-r--r-- 1 mcc users 6 Mar 26 22:42 iscolored
-rw-r--r-- 1 mcc users 302K Mar 31 16:48 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 Anderson-PT-06-CTLFireability-00
FORMULA_NAME Anderson-PT-06-CTLFireability-01
FORMULA_NAME Anderson-PT-06-CTLFireability-02
FORMULA_NAME Anderson-PT-06-CTLFireability-03
FORMULA_NAME Anderson-PT-06-CTLFireability-04
FORMULA_NAME Anderson-PT-06-CTLFireability-05
FORMULA_NAME Anderson-PT-06-CTLFireability-06
FORMULA_NAME Anderson-PT-06-CTLFireability-07
FORMULA_NAME Anderson-PT-06-CTLFireability-08
FORMULA_NAME Anderson-PT-06-CTLFireability-09
FORMULA_NAME Anderson-PT-06-CTLFireability-10
FORMULA_NAME Anderson-PT-06-CTLFireability-11
FORMULA_NAME Anderson-PT-06-CTLFireability-12
FORMULA_NAME Anderson-PT-06-CTLFireability-13
FORMULA_NAME Anderson-PT-06-CTLFireability-14
FORMULA_NAME Anderson-PT-06-CTLFireability-15

=== Now, execution of the tool begins

BK_START 1680856151728

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=Anderson-PT-06
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202304061127
[2023-04-07 08:29:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -timeout, 360, -rebuildPNML]
[2023-04-07 08:29:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-04-07 08:29:17] [INFO ] Load time of PNML (sax parser for PT used): 241 ms
[2023-04-07 08:29:17] [INFO ] Transformed 229 places.
[2023-04-07 08:29:17] [INFO ] Transformed 600 transitions.
[2023-04-07 08:29:17] [INFO ] Found NUPN structural information;
[2023-04-07 08:29:17] [INFO ] Parsed PT model containing 229 places and 600 transitions and 2280 arcs in 581 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 11 ms.
Support contains 93 out of 229 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 229/229 places, 600/600 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 208 transition count 579
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 208 transition count 579
Applied a total of 42 rules in 112 ms. Remains 208 /229 variables (removed 21) and now considering 579/600 (removed 21) transitions.
// Phase 1: matrix 579 rows 208 cols
[2023-04-07 08:29:18] [INFO ] Computed 15 invariants in 72 ms
[2023-04-07 08:29:18] [INFO ] Implicit Places using invariants in 870 ms returned []
[2023-04-07 08:29:18] [INFO ] Invariant cache hit.
[2023-04-07 08:29:19] [INFO ] State equation strengthened by 30 read => feed constraints.
[2023-04-07 08:29:21] [INFO ] Implicit Places using invariants and state equation in 3005 ms returned []
Implicit Place search using SMT with State Equation took 4129 ms to find 0 implicit places.
[2023-04-07 08:29:21] [INFO ] Invariant cache hit.
[2023-04-07 08:29:25] [INFO ] Dead Transitions using invariants and state equation in 3651 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 208/229 places, 579/600 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7912 ms. Remains : 208/229 places, 579/600 transitions.
Support contains 93 out of 208 places after structural reductions.
[2023-04-07 08:29:26] [INFO ] Flatten gal took : 235 ms
[2023-04-07 08:29:26] [INFO ] Flatten gal took : 149 ms
[2023-04-07 08:29:26] [INFO ] Input system was already deterministic with 579 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 859 ms. (steps per millisecond=11 ) properties (out of 98) seen :44
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 54) seen :9
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 45) seen :2
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 43) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :4
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 38) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 37) 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 37) seen :3
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 34) seen :1
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 33) seen :2
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 31) 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 31) 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 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 31) seen :7
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 24) 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 24) 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 24) 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 24) seen :2
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 22) seen :3
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 19) 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 19) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Running SMT prover for 18 properties.
[2023-04-07 08:29:28] [INFO ] Invariant cache hit.
[2023-04-07 08:29:29] [INFO ] [Real]Absence check using 7 positive place invariants in 23 ms returned sat
[2023-04-07 08:29:29] [INFO ] [Real]Absence check using 7 positive and 8 generalized place invariants in 15 ms returned sat
[2023-04-07 08:29:31] [INFO ] After 3044ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:17
[2023-04-07 08:29:32] [INFO ] [Nat]Absence check using 7 positive place invariants in 3 ms returned sat
[2023-04-07 08:29:32] [INFO ] [Nat]Absence check using 7 positive and 8 generalized place invariants in 4 ms returned sat
[2023-04-07 08:29:35] [INFO ] After 2160ms SMT Verify possible using state equation in natural domain returned unsat :3 sat :15
[2023-04-07 08:29:35] [INFO ] State equation strengthened by 30 read => feed constraints.
[2023-04-07 08:29:35] [INFO ] After 751ms SMT Verify possible using 30 Read/Feed constraints in natural domain returned unsat :3 sat :15
[2023-04-07 08:29:37] [INFO ] After 1995ms SMT Verify possible using trap constraints in natural domain returned unsat :3 sat :15
Attempting to minimize the solution found.
Minimization took 790 ms.
[2023-04-07 08:29:37] [INFO ] After 6437ms SMT Verify possible using all constraints in natural domain returned unsat :3 sat :15
Fused 18 Parikh solutions to 15 different solutions.
Parikh walk visited 0 properties in 86 ms.
Support contains 23 out of 208 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 579/579 transitions.
Performed 30 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 30 Pre rules applied. Total rules applied 0 place count 208 transition count 549
Deduced a syphon composed of 30 places in 1 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 0 with 60 rules applied. Total rules applied 60 place count 178 transition count 549
Discarding 25 places :
Symmetric choice reduction at 0 with 25 rule applications. Total rules 85 place count 153 transition count 364
Iterating global reduction 0 with 25 rules applied. Total rules applied 110 place count 153 transition count 364
Applied a total of 110 rules in 121 ms. Remains 153 /208 variables (removed 55) and now considering 364/579 (removed 215) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 128 ms. Remains : 153/208 places, 364/579 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 119 ms. (steps per millisecond=84 ) properties (out of 15) 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 15) seen :1
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 14) 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 14) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 14) seen :2
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 12) 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 12) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 11) 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 11) seen :1
Running SMT prover for 10 properties.
// Phase 1: matrix 364 rows 153 cols
[2023-04-07 08:29:38] [INFO ] Computed 15 invariants in 5 ms
[2023-04-07 08:29:38] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned sat
[2023-04-07 08:29:38] [INFO ] [Real]Absence check using 7 positive and 8 generalized place invariants in 8 ms returned sat
[2023-04-07 08:29:39] [INFO ] After 1276ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:10
[2023-04-07 08:29:39] [INFO ] [Nat]Absence check using 7 positive place invariants in 12 ms returned sat
[2023-04-07 08:29:39] [INFO ] [Nat]Absence check using 7 positive and 8 generalized place invariants in 5 ms returned sat
[2023-04-07 08:29:40] [INFO ] After 582ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :10
[2023-04-07 08:29:40] [INFO ] State equation strengthened by 30 read => feed constraints.
[2023-04-07 08:29:40] [INFO ] After 316ms SMT Verify possible using 30 Read/Feed constraints in natural domain returned unsat :0 sat :10
[2023-04-07 08:29:41] [INFO ] After 808ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :10
Attempting to minimize the solution found.
Minimization took 340 ms.
[2023-04-07 08:29:41] [INFO ] After 1952ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :10
Parikh walk visited 0 properties in 100 ms.
Support contains 14 out of 153 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 153/153 places, 364/364 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 149 transition count 320
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 149 transition count 320
Applied a total of 8 rules in 49 ms. Remains 149 /153 variables (removed 4) and now considering 320/364 (removed 44) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49 ms. Remains : 149/153 places, 320/364 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 120 ms. (steps per millisecond=83 ) properties (out of 10) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 9) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 8) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 7) seen :0
Running SMT prover for 7 properties.
// Phase 1: matrix 320 rows 149 cols
[2023-04-07 08:29:42] [INFO ] Computed 15 invariants in 4 ms
[2023-04-07 08:29:42] [INFO ] [Real]Absence check using 7 positive place invariants in 29 ms returned sat
[2023-04-07 08:29:42] [INFO ] [Real]Absence check using 7 positive and 8 generalized place invariants in 23 ms returned sat
[2023-04-07 08:29:44] [INFO ] After 1977ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-04-07 08:29:44] [INFO ] [Nat]Absence check using 7 positive place invariants in 15 ms returned sat
[2023-04-07 08:29:44] [INFO ] [Nat]Absence check using 7 positive and 8 generalized place invariants in 15 ms returned sat
[2023-04-07 08:29:44] [INFO ] After 411ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-04-07 08:29:44] [INFO ] State equation strengthened by 30 read => feed constraints.
[2023-04-07 08:29:45] [INFO ] After 475ms SMT Verify possible using 30 Read/Feed constraints in natural domain returned unsat :0 sat :7
[2023-04-07 08:29:45] [INFO ] After 933ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :7
Attempting to minimize the solution found.
Minimization took 324 ms.
[2023-04-07 08:29:46] [INFO ] After 1877ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :7
Parikh walk visited 1 properties in 22 ms.
Support contains 8 out of 149 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 149/149 places, 320/320 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 145 transition count 276
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 145 transition count 276
Applied a total of 8 rules in 33 ms. Remains 145 /149 variables (removed 4) and now considering 276/320 (removed 44) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35 ms. Remains : 145/149 places, 276/320 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 55 ms. (steps per millisecond=181 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
// Phase 1: matrix 276 rows 145 cols
[2023-04-07 08:29:46] [INFO ] Computed 15 invariants in 10 ms
[2023-04-07 08:29:46] [INFO ] [Real]Absence check using 7 positive place invariants in 28 ms returned sat
[2023-04-07 08:29:46] [INFO ] [Real]Absence check using 7 positive and 8 generalized place invariants in 17 ms returned sat
[2023-04-07 08:29:48] [INFO ] After 1741ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-04-07 08:29:48] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2023-04-07 08:29:48] [INFO ] [Nat]Absence check using 7 positive and 8 generalized place invariants in 13 ms returned sat
[2023-04-07 08:29:48] [INFO ] After 281ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-04-07 08:29:48] [INFO ] State equation strengthened by 30 read => feed constraints.
[2023-04-07 08:29:48] [INFO ] After 152ms SMT Verify possible using 30 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-04-07 08:29:48] [INFO ] After 283ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 94 ms.
[2023-04-07 08:29:49] [INFO ] After 822ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 76 ms.
Support contains 7 out of 145 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 145/145 places, 276/276 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 144 transition count 265
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 144 transition count 265
Applied a total of 2 rules in 18 ms. Remains 144 /145 variables (removed 1) and now considering 265/276 (removed 11) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 144/145 places, 265/276 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 122 ms. (steps per millisecond=81 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 5) seen :0
Finished probabilistic random walk after 92951 steps, run visited all 5 properties in 823 ms. (steps per millisecond=112 )
Probabilistic random walk after 92951 steps, saw 50700 distinct states, run finished after 836 ms. (steps per millisecond=111 ) properties seen :5
Parikh walk visited 0 properties in 0 ms.
Successfully simplified 3 atomic propositions for a total of 16 simplifications.
[2023-04-07 08:29:50] [INFO ] Flatten gal took : 97 ms
[2023-04-07 08:29:50] [INFO ] Flatten gal took : 63 ms
[2023-04-07 08:29:50] [INFO ] Input system was already deterministic with 579 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 208/208 places, 579/579 transitions.
Discarding 35 places :
Symmetric choice reduction at 0 with 35 rule applications. Total rules 35 place count 173 transition count 274
Iterating global reduction 0 with 35 rules applied. Total rules applied 70 place count 173 transition count 274
Applied a total of 70 rules in 31 ms. Remains 173 /208 variables (removed 35) and now considering 274/579 (removed 305) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 32 ms. Remains : 173/208 places, 274/579 transitions.
[2023-04-07 08:29:50] [INFO ] Flatten gal took : 26 ms
[2023-04-07 08:29:50] [INFO ] Flatten gal took : 23 ms
[2023-04-07 08:29:50] [INFO ] Input system was already deterministic with 274 transitions.
Starting structural reductions in LTL mode, iteration 0 : 208/208 places, 579/579 transitions.
Discarding 36 places :
Symmetric choice reduction at 0 with 36 rule applications. Total rules 36 place count 172 transition count 273
Iterating global reduction 0 with 36 rules applied. Total rules applied 72 place count 172 transition count 273
Applied a total of 72 rules in 30 ms. Remains 172 /208 variables (removed 36) and now considering 273/579 (removed 306) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 30 ms. Remains : 172/208 places, 273/579 transitions.
[2023-04-07 08:29:51] [INFO ] Flatten gal took : 21 ms
[2023-04-07 08:29:51] [INFO ] Flatten gal took : 20 ms
[2023-04-07 08:29:51] [INFO ] Input system was already deterministic with 273 transitions.
Starting structural reductions in LTL mode, iteration 0 : 208/208 places, 579/579 transitions.
Discarding 38 places :
Symmetric choice reduction at 0 with 38 rule applications. Total rules 38 place count 170 transition count 251
Iterating global reduction 0 with 38 rules applied. Total rules applied 76 place count 170 transition count 251
Applied a total of 76 rules in 10 ms. Remains 170 /208 variables (removed 38) and now considering 251/579 (removed 328) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10 ms. Remains : 170/208 places, 251/579 transitions.
[2023-04-07 08:29:51] [INFO ] Flatten gal took : 46 ms
[2023-04-07 08:29:51] [INFO ] Flatten gal took : 12 ms
[2023-04-07 08:29:51] [INFO ] Input system was already deterministic with 251 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 208/208 places, 579/579 transitions.
Performed 28 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 28 Pre rules applied. Total rules applied 0 place count 208 transition count 551
Deduced a syphon composed of 28 places in 1 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 0 with 56 rules applied. Total rules applied 56 place count 180 transition count 551
Discarding 28 places :
Symmetric choice reduction at 0 with 28 rule applications. Total rules 84 place count 152 transition count 323
Iterating global reduction 0 with 28 rules applied. Total rules applied 112 place count 152 transition count 323
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 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 114 place count 151 transition count 322
Applied a total of 114 rules in 81 ms. Remains 151 /208 variables (removed 57) and now considering 322/579 (removed 257) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 81 ms. Remains : 151/208 places, 322/579 transitions.
[2023-04-07 08:29:51] [INFO ] Flatten gal took : 30 ms
[2023-04-07 08:29:51] [INFO ] Flatten gal took : 54 ms
[2023-04-07 08:29:51] [INFO ] Input system was already deterministic with 322 transitions.
Starting structural reductions in LTL mode, iteration 0 : 208/208 places, 579/579 transitions.
Discarding 33 places :
Symmetric choice reduction at 0 with 33 rule applications. Total rules 33 place count 175 transition count 286
Iterating global reduction 0 with 33 rules applied. Total rules applied 66 place count 175 transition count 286
Applied a total of 66 rules in 26 ms. Remains 175 /208 variables (removed 33) and now considering 286/579 (removed 293) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 26 ms. Remains : 175/208 places, 286/579 transitions.
[2023-04-07 08:29:51] [INFO ] Flatten gal took : 25 ms
[2023-04-07 08:29:51] [INFO ] Flatten gal took : 25 ms
[2023-04-07 08:29:51] [INFO ] Input system was already deterministic with 286 transitions.
Starting structural reductions in LTL mode, iteration 0 : 208/208 places, 579/579 transitions.
Discarding 28 places :
Symmetric choice reduction at 0 with 28 rule applications. Total rules 28 place count 180 transition count 341
Iterating global reduction 0 with 28 rules applied. Total rules applied 56 place count 180 transition count 341
Applied a total of 56 rules in 3 ms. Remains 180 /208 variables (removed 28) and now considering 341/579 (removed 238) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4 ms. Remains : 180/208 places, 341/579 transitions.
[2023-04-07 08:29:51] [INFO ] Flatten gal took : 57 ms
[2023-04-07 08:29:51] [INFO ] Flatten gal took : 11 ms
[2023-04-07 08:29:51] [INFO ] Input system was already deterministic with 341 transitions.
Starting structural reductions in LTL mode, iteration 0 : 208/208 places, 579/579 transitions.
Discarding 32 places :
Symmetric choice reduction at 0 with 32 rule applications. Total rules 32 place count 176 transition count 317
Iterating global reduction 0 with 32 rules applied. Total rules applied 64 place count 176 transition count 317
Applied a total of 64 rules in 4 ms. Remains 176 /208 variables (removed 32) and now considering 317/579 (removed 262) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 15 ms. Remains : 176/208 places, 317/579 transitions.
[2023-04-07 08:29:51] [INFO ] Flatten gal took : 9 ms
[2023-04-07 08:29:51] [INFO ] Flatten gal took : 46 ms
[2023-04-07 08:29:51] [INFO ] Input system was already deterministic with 317 transitions.
Starting structural reductions in LTL mode, iteration 0 : 208/208 places, 579/579 transitions.
Discarding 33 places :
Symmetric choice reduction at 0 with 33 rule applications. Total rules 33 place count 175 transition count 306
Iterating global reduction 0 with 33 rules applied. Total rules applied 66 place count 175 transition count 306
Applied a total of 66 rules in 3 ms. Remains 175 /208 variables (removed 33) and now considering 306/579 (removed 273) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4 ms. Remains : 175/208 places, 306/579 transitions.
[2023-04-07 08:29:51] [INFO ] Flatten gal took : 29 ms
[2023-04-07 08:29:51] [INFO ] Flatten gal took : 27 ms
[2023-04-07 08:29:52] [INFO ] Input system was already deterministic with 306 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 208/208 places, 579/579 transitions.
Performed 30 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 30 Pre rules applied. Total rules applied 0 place count 208 transition count 549
Deduced a syphon composed of 30 places in 0 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 0 with 60 rules applied. Total rules applied 60 place count 178 transition count 549
Discarding 39 places :
Symmetric choice reduction at 0 with 39 rule applications. Total rules 99 place count 139 transition count 210
Iterating global reduction 0 with 39 rules applied. Total rules applied 138 place count 139 transition count 210
Applied a total of 138 rules in 59 ms. Remains 139 /208 variables (removed 69) and now considering 210/579 (removed 369) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 59 ms. Remains : 139/208 places, 210/579 transitions.
[2023-04-07 08:29:52] [INFO ] Flatten gal took : 6 ms
[2023-04-07 08:29:52] [INFO ] Flatten gal took : 22 ms
[2023-04-07 08:29:52] [INFO ] Input system was already deterministic with 210 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 208/208 places, 579/579 transitions.
Performed 30 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 30 Pre rules applied. Total rules applied 0 place count 208 transition count 549
Deduced a syphon composed of 30 places in 0 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 0 with 60 rules applied. Total rules applied 60 place count 178 transition count 549
Discarding 38 places :
Symmetric choice reduction at 0 with 38 rule applications. Total rules 98 place count 140 transition count 221
Iterating global reduction 0 with 38 rules applied. Total rules applied 136 place count 140 transition count 221
Applied a total of 136 rules in 27 ms. Remains 140 /208 variables (removed 68) and now considering 221/579 (removed 358) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 37 ms. Remains : 140/208 places, 221/579 transitions.
[2023-04-07 08:29:52] [INFO ] Flatten gal took : 6 ms
[2023-04-07 08:29:52] [INFO ] Flatten gal took : 21 ms
[2023-04-07 08:29:52] [INFO ] Input system was already deterministic with 221 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 208/208 places, 579/579 transitions.
Performed 30 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 30 Pre rules applied. Total rules applied 0 place count 208 transition count 549
Deduced a syphon composed of 30 places in 1 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 0 with 60 rules applied. Total rules applied 60 place count 178 transition count 549
Discarding 39 places :
Symmetric choice reduction at 0 with 39 rule applications. Total rules 99 place count 139 transition count 210
Iterating global reduction 0 with 39 rules applied. Total rules applied 138 place count 139 transition count 210
Applied a total of 138 rules in 32 ms. Remains 139 /208 variables (removed 69) and now considering 210/579 (removed 369) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 32 ms. Remains : 139/208 places, 210/579 transitions.
[2023-04-07 08:29:52] [INFO ] Flatten gal took : 18 ms
[2023-04-07 08:29:52] [INFO ] Flatten gal took : 6 ms
[2023-04-07 08:29:52] [INFO ] Input system was already deterministic with 210 transitions.
Finished random walk after 25 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=25 )
FORMULA Anderson-PT-06-CTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Parikh walk visited 0 properties in 0 ms.
Starting structural reductions in SI_CTL mode, iteration 0 : 208/208 places, 579/579 transitions.
Performed 28 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 28 Pre rules applied. Total rules applied 0 place count 208 transition count 551
Deduced a syphon composed of 28 places in 0 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 0 with 56 rules applied. Total rules applied 56 place count 180 transition count 551
Discarding 34 places :
Symmetric choice reduction at 0 with 34 rule applications. Total rules 90 place count 146 transition count 247
Iterating global reduction 0 with 34 rules applied. Total rules applied 124 place count 146 transition count 247
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 128 place count 144 transition count 245
Applied a total of 128 rules in 48 ms. Remains 144 /208 variables (removed 64) and now considering 245/579 (removed 334) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 49 ms. Remains : 144/208 places, 245/579 transitions.
[2023-04-07 08:29:52] [INFO ] Flatten gal took : 27 ms
[2023-04-07 08:29:52] [INFO ] Flatten gal took : 8 ms
[2023-04-07 08:29:52] [INFO ] Input system was already deterministic with 245 transitions.
Starting structural reductions in LTL mode, iteration 0 : 208/208 places, 579/579 transitions.
Discarding 29 places :
Symmetric choice reduction at 0 with 29 rule applications. Total rules 29 place count 179 transition count 340
Iterating global reduction 0 with 29 rules applied. Total rules applied 58 place count 179 transition count 340
Applied a total of 58 rules in 3 ms. Remains 179 /208 variables (removed 29) and now considering 340/579 (removed 239) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3 ms. Remains : 179/208 places, 340/579 transitions.
[2023-04-07 08:29:52] [INFO ] Flatten gal took : 14 ms
[2023-04-07 08:29:52] [INFO ] Flatten gal took : 32 ms
[2023-04-07 08:29:52] [INFO ] Input system was already deterministic with 340 transitions.
Starting structural reductions in LTL mode, iteration 0 : 208/208 places, 579/579 transitions.
Discarding 36 places :
Symmetric choice reduction at 0 with 36 rule applications. Total rules 36 place count 172 transition count 273
Iterating global reduction 0 with 36 rules applied. Total rules applied 72 place count 172 transition count 273
Applied a total of 72 rules in 3 ms. Remains 172 /208 variables (removed 36) and now considering 273/579 (removed 306) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3 ms. Remains : 172/208 places, 273/579 transitions.
[2023-04-07 08:29:52] [INFO ] Flatten gal took : 32 ms
[2023-04-07 08:29:52] [INFO ] Flatten gal took : 14 ms
[2023-04-07 08:29:52] [INFO ] Input system was already deterministic with 273 transitions.
Starting structural reductions in LTL mode, iteration 0 : 208/208 places, 579/579 transitions.
Discarding 29 places :
Symmetric choice reduction at 0 with 29 rule applications. Total rules 29 place count 179 transition count 330
Iterating global reduction 0 with 29 rules applied. Total rules applied 58 place count 179 transition count 330
Applied a total of 58 rules in 3 ms. Remains 179 /208 variables (removed 29) and now considering 330/579 (removed 249) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3 ms. Remains : 179/208 places, 330/579 transitions.
[2023-04-07 08:29:52] [INFO ] Flatten gal took : 31 ms
[2023-04-07 08:29:52] [INFO ] Flatten gal took : 29 ms
[2023-04-07 08:29:52] [INFO ] Input system was already deterministic with 330 transitions.
Starting structural reductions in LTL mode, iteration 0 : 208/208 places, 579/579 transitions.
Discarding 34 places :
Symmetric choice reduction at 0 with 34 rule applications. Total rules 34 place count 174 transition count 295
Iterating global reduction 0 with 34 rules applied. Total rules applied 68 place count 174 transition count 295
Applied a total of 68 rules in 4 ms. Remains 174 /208 variables (removed 34) and now considering 295/579 (removed 284) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4 ms. Remains : 174/208 places, 295/579 transitions.
[2023-04-07 08:29:53] [INFO ] Flatten gal took : 33 ms
[2023-04-07 08:29:53] [INFO ] Flatten gal took : 10 ms
[2023-04-07 08:29:53] [INFO ] Input system was already deterministic with 295 transitions.
[2023-04-07 08:29:53] [INFO ] Flatten gal took : 33 ms
[2023-04-07 08:29:53] [INFO ] Flatten gal took : 34 ms
[2023-04-07 08:29:53] [INFO ] Export to MCC of 15 properties in file /home/mcc/execution/CTLFireability.sr.xml took 19 ms.
[2023-04-07 08:29:53] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 208 places, 579 transitions and 2238 arcs took 3 ms.
Total runtime 36418 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/508/ctl_0_ --ctl=/tmp/508/ctl_1_ --ctl=/tmp/508/ctl_2_ --ctl=/tmp/508/ctl_3_ --ctl=/tmp/508/ctl_4_ --ctl=/tmp/508/ctl_5_ --ctl=/tmp/508/ctl_6_ --ctl=/tmp/508/ctl_7_ --ctl=/tmp/508/ctl_8_ --ctl=/tmp/508/ctl_9_ --ctl=/tmp/508/ctl_10_ --ctl=/tmp/508/ctl_11_ --ctl=/tmp/508/ctl_12_ --ctl=/tmp/508/ctl_13_ --ctl=/tmp/508/ctl_14_ --mu-par --mu-opt
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393232 kB
MemFree: 15660684 kB
After kill :
MemTotal: 16393232 kB
MemFree: 16103480 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_1.0.0.202304061127.jar
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /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="Anderson-PT-06"
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 Anderson-PT-06, 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 r521-tall-167987246100018"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Anderson-PT-06.tgz
mv Anderson-PT-06 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 ;