Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r423-tajo-167905976700397.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is SieveSingleMsgMbox-PT-d0m96, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r423-tajo-167905976700397
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 440K
-rw-r--r-- 1 mcc users 5.4K Feb 26 10:25 CTLCardinality.txt
-rw-r--r-- 1 mcc users 52K Feb 26 10:25 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Feb 26 10:24 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K Feb 26 10:24 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 17:05 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 17:05 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 17:05 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 17:05 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.6K Feb 26 10:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 85K Feb 26 10:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Feb 26 10:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 62K Feb 26 10:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 17:05 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 17:05 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 57K Mar 5 18:23 model.pnml

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

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

The expected result is a vector of positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-00
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-01
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-02
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-03
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-04
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-05
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-06
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-07
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-08
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-09
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-10
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-11
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-12
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-13
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-14
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1679246971358

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=lolaxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SieveSingleMsgMbox-PT-d0m96
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-19 17:29:33] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-19 17:29:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-19 17:29:33] [INFO ] Load time of PNML (sax parser for PT used): 79 ms
[2023-03-19 17:29:33] [INFO ] Transformed 262 places.
[2023-03-19 17:29:33] [INFO ] Transformed 73 transitions.
[2023-03-19 17:29:33] [INFO ] Parsed PT model containing 262 places and 73 transitions and 292 arcs in 201 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Deduced a syphon composed of 190 places in 7 ms
Reduce places removed 190 places and 0 transitions.
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-02 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-03 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-04 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-05 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-07 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-08 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-12 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-13 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-14 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
// Phase 1: matrix 73 rows 72 cols
[2023-03-19 17:29:33] [INFO ] Computed 6 place invariants in 11 ms
Incomplete random walk after 10000 steps, including 2228 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 4) seen :1
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 1037 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 1026 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 1071 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 3) seen :0
[2023-03-19 17:29:34] [INFO ] Invariant cache hit.
[2023-03-19 17:29:34] [INFO ] [Real]Absence check using 3 positive place invariants in 32 ms returned sat
[2023-03-19 17:29:34] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-19 17:29:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 17:29:34] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2023-03-19 17:29:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 17:29:34] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 17:29:34] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-19 17:29:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 17:29:34] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2023-03-19 17:29:34] [INFO ] State equation strengthened by 31 read => feed constraints.
[2023-03-19 17:29:34] [INFO ] [Nat]Added 31 Read/Feed constraints in 5 ms returned sat
[2023-03-19 17:29:34] [INFO ] Deduced a trap composed of 24 places in 43 ms of which 2 ms to minimize.
[2023-03-19 17:29:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 57 ms
[2023-03-19 17:29:34] [INFO ] Computed and/alt/rep : 22/34/22 causal constraints (skipped 50 transitions) in 9 ms.
[2023-03-19 17:29:34] [INFO ] Added : 6 causal constraints over 2 iterations in 28 ms. Result :sat
Minimization took 11 ms.
[2023-03-19 17:29:34] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 17:29:34] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2023-03-19 17:29:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 17:29:34] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2023-03-19 17:29:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 17:29:34] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 17:29:34] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-19 17:29:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 17:29:34] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-19 17:29:34] [INFO ] [Nat]Added 31 Read/Feed constraints in 5 ms returned sat
[2023-03-19 17:29:34] [INFO ] Deduced a trap composed of 21 places in 41 ms of which 0 ms to minimize.
[2023-03-19 17:29:34] [INFO ] Deduced a trap composed of 21 places in 33 ms of which 1 ms to minimize.
[2023-03-19 17:29:34] [INFO ] Deduced a trap composed of 23 places in 38 ms of which 1 ms to minimize.
[2023-03-19 17:29:34] [INFO ] Deduced a trap composed of 23 places in 31 ms of which 1 ms to minimize.
[2023-03-19 17:29:34] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 171 ms
[2023-03-19 17:29:34] [INFO ] Computed and/alt/rep : 22/34/22 causal constraints (skipped 50 transitions) in 9 ms.
[2023-03-19 17:29:34] [INFO ] Added : 10 causal constraints over 2 iterations in 28 ms. Result :sat
Minimization took 9 ms.
[2023-03-19 17:29:34] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 17:29:34] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-19 17:29:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 17:29:35] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-19 17:29:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 17:29:35] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 17:29:35] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-19 17:29:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 17:29:35] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2023-03-19 17:29:35] [INFO ] [Nat]Added 31 Read/Feed constraints in 7 ms returned sat
[2023-03-19 17:29:35] [INFO ] Computed and/alt/rep : 22/34/22 causal constraints (skipped 50 transitions) in 8 ms.
[2023-03-19 17:29:35] [INFO ] Added : 6 causal constraints over 2 iterations in 23 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : [1, 7, 7] Max seen :[0, 0, 0]
Support contains 3 out of 72 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 72/72 places, 73/73 transitions.
Graph (complete) has 192 edges and 72 vertex of which 69 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 69 transition count 71
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 11 place count 61 transition count 63
Iterating global reduction 1 with 8 rules applied. Total rules applied 19 place count 61 transition count 63
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 20 place count 60 transition count 62
Iterating global reduction 1 with 1 rules applied. Total rules applied 21 place count 60 transition count 62
Applied a total of 21 rules in 27 ms. Remains 60 /72 variables (removed 12) and now considering 62/73 (removed 11) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 60/72 places, 62/73 transitions.
// Phase 1: matrix 62 rows 60 cols
[2023-03-19 17:29:35] [INFO ] Computed 4 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 223776 resets, run finished after 733 ms. (steps per millisecond=1364 ) properties (out of 3) seen :1
FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 102934 resets, run finished after 370 ms. (steps per millisecond=2702 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000001 steps, including 103227 resets, run finished after 302 ms. (steps per millisecond=3311 ) properties (out of 2) seen :0
[2023-03-19 17:29:36] [INFO ] Invariant cache hit.
[2023-03-19 17:29:36] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 17:29:36] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 17:29:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 17:29:36] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-19 17:29:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 17:29:36] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 17:29:36] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 17:29:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 17:29:36] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2023-03-19 17:29:36] [INFO ] State equation strengthened by 24 read => feed constraints.
[2023-03-19 17:29:36] [INFO ] [Nat]Added 24 Read/Feed constraints in 3 ms returned sat
[2023-03-19 17:29:36] [INFO ] Computed and/alt/rep : 16/30/16 causal constraints (skipped 45 transitions) in 5 ms.
[2023-03-19 17:29:36] [INFO ] Added : 13 causal constraints over 3 iterations in 24 ms. Result :sat
Minimization took 9 ms.
[2023-03-19 17:29:36] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 17:29:36] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-19 17:29:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 17:29:36] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2023-03-19 17:29:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 17:29:36] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 17:29:36] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-19 17:29:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 17:29:36] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2023-03-19 17:29:36] [INFO ] [Nat]Added 24 Read/Feed constraints in 3 ms returned sat
[2023-03-19 17:29:36] [INFO ] Computed and/alt/rep : 16/30/16 causal constraints (skipped 45 transitions) in 5 ms.
[2023-03-19 17:29:36] [INFO ] Added : 10 causal constraints over 2 iterations in 23 ms. Result :sat
Minimization took 9 ms.
Current structural bounds on expressions (after SMT) : [7, 7] Max seen :[0, 0]
Support contains 2 out of 60 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 60/60 places, 62/62 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 59 transition count 61
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 59 transition count 61
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 59 transition count 60
Applied a total of 3 rules in 8 ms. Remains 59 /60 variables (removed 1) and now considering 60/62 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 59/60 places, 60/62 transitions.
// Phase 1: matrix 60 rows 59 cols
[2023-03-19 17:29:36] [INFO ] Computed 4 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 223399 resets, run finished after 602 ms. (steps per millisecond=1661 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000000 steps, including 103455 resets, run finished after 287 ms. (steps per millisecond=3484 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000001 steps, including 103218 resets, run finished after 276 ms. (steps per millisecond=3623 ) properties (out of 2) seen :0
[2023-03-19 17:29:38] [INFO ] Invariant cache hit.
[2023-03-19 17:29:38] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-19 17:29:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 17:29:38] [INFO ] [Real]Absence check using state equation in 53 ms returned sat
[2023-03-19 17:29:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 17:29:38] [INFO ] [Nat]Absence check using 4 positive place invariants in 13 ms returned sat
[2023-03-19 17:29:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 17:29:38] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2023-03-19 17:29:38] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-19 17:29:38] [INFO ] [Nat]Added 23 Read/Feed constraints in 14 ms returned sat
[2023-03-19 17:29:38] [INFO ] Computed and/alt/rep : 16/28/16 causal constraints (skipped 43 transitions) in 5 ms.
[2023-03-19 17:29:38] [INFO ] Added : 11 causal constraints over 3 iterations in 24 ms. Result :sat
Minimization took 26 ms.
[2023-03-19 17:29:38] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-19 17:29:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 17:29:38] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2023-03-19 17:29:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 17:29:38] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-19 17:29:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 17:29:38] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2023-03-19 17:29:38] [INFO ] [Nat]Added 23 Read/Feed constraints in 3 ms returned sat
[2023-03-19 17:29:38] [INFO ] Computed and/alt/rep : 16/28/16 causal constraints (skipped 43 transitions) in 3 ms.
[2023-03-19 17:29:38] [INFO ] Added : 13 causal constraints over 3 iterations in 19 ms. Result :sat
Minimization took 9 ms.
Current structural bounds on expressions (after SMT) : [7, 7] Max seen :[0, 0]
Support contains 2 out of 59 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 59/59 places, 60/60 transitions.
Applied a total of 0 rules in 4 ms. Remains 59 /59 variables (removed 0) and now considering 60/60 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 59/59 places, 60/60 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 59/59 places, 60/60 transitions.
Applied a total of 0 rules in 3 ms. Remains 59 /59 variables (removed 0) and now considering 60/60 (removed 0) transitions.
[2023-03-19 17:29:38] [INFO ] Invariant cache hit.
[2023-03-19 17:29:38] [INFO ] Implicit Places using invariants in 80 ms returned []
[2023-03-19 17:29:38] [INFO ] Invariant cache hit.
[2023-03-19 17:29:38] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-19 17:29:38] [INFO ] Implicit Places using invariants and state equation in 108 ms returned []
Implicit Place search using SMT with State Equation took 189 ms to find 0 implicit places.
[2023-03-19 17:29:38] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-19 17:29:38] [INFO ] Invariant cache hit.
[2023-03-19 17:29:38] [INFO ] Dead Transitions using invariants and state equation in 81 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 280 ms. Remains : 59/59 places, 60/60 transitions.
Starting property specific reduction for SieveSingleMsgMbox-PT-d0m96-UpperBounds-11
[2023-03-19 17:29:38] [INFO ] Invariant cache hit.
Incomplete random walk after 10000 steps, including 2255 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 1001 resets, run finished after 4 ms. (steps per millisecond=2500 ) properties (out of 1) seen :0
[2023-03-19 17:29:38] [INFO ] Invariant cache hit.
[2023-03-19 17:29:38] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-19 17:29:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 17:29:38] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2023-03-19 17:29:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 17:29:38] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-19 17:29:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 17:29:38] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2023-03-19 17:29:38] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-19 17:29:38] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2023-03-19 17:29:38] [INFO ] Computed and/alt/rep : 16/28/16 causal constraints (skipped 43 transitions) in 5 ms.
[2023-03-19 17:29:38] [INFO ] Added : 11 causal constraints over 3 iterations in 24 ms. Result :sat
Minimization took 13 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 59 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 59/59 places, 60/60 transitions.
Applied a total of 0 rules in 4 ms. Remains 59 /59 variables (removed 0) and now considering 60/60 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 59/59 places, 60/60 transitions.
[2023-03-19 17:29:38] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 223898 resets, run finished after 536 ms. (steps per millisecond=1865 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 102977 resets, run finished after 289 ms. (steps per millisecond=3460 ) properties (out of 1) seen :0
[2023-03-19 17:29:39] [INFO ] Invariant cache hit.
[2023-03-19 17:29:39] [INFO ] [Real]Absence check using 4 positive place invariants in 26 ms returned sat
[2023-03-19 17:29:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 17:29:39] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2023-03-19 17:29:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 17:29:39] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-19 17:29:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 17:29:39] [INFO ] [Nat]Absence check using state equation in 56 ms returned sat
[2023-03-19 17:29:39] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-19 17:29:39] [INFO ] [Nat]Added 23 Read/Feed constraints in 5 ms returned sat
[2023-03-19 17:29:39] [INFO ] Computed and/alt/rep : 16/28/16 causal constraints (skipped 43 transitions) in 5 ms.
[2023-03-19 17:29:39] [INFO ] Added : 11 causal constraints over 3 iterations in 24 ms. Result :sat
Minimization took 12 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 59 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 59/59 places, 60/60 transitions.
Applied a total of 0 rules in 4 ms. Remains 59 /59 variables (removed 0) and now considering 60/60 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 59/59 places, 60/60 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 59/59 places, 60/60 transitions.
Applied a total of 0 rules in 6 ms. Remains 59 /59 variables (removed 0) and now considering 60/60 (removed 0) transitions.
[2023-03-19 17:29:40] [INFO ] Invariant cache hit.
[2023-03-19 17:29:40] [INFO ] Implicit Places using invariants in 71 ms returned []
[2023-03-19 17:29:40] [INFO ] Invariant cache hit.
[2023-03-19 17:29:40] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-19 17:29:40] [INFO ] Implicit Places using invariants and state equation in 106 ms returned []
Implicit Place search using SMT with State Equation took 193 ms to find 0 implicit places.
[2023-03-19 17:29:40] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 17:29:40] [INFO ] Invariant cache hit.
[2023-03-19 17:29:40] [INFO ] Dead Transitions using invariants and state equation in 64 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 272 ms. Remains : 59/59 places, 60/60 transitions.
Ending property specific reduction for SieveSingleMsgMbox-PT-d0m96-UpperBounds-11 in 1593 ms.
Starting property specific reduction for SieveSingleMsgMbox-PT-d0m96-UpperBounds-15
[2023-03-19 17:29:40] [INFO ] Invariant cache hit.
Incomplete random walk after 10000 steps, including 2209 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 1033 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :0
[2023-03-19 17:29:40] [INFO ] Invariant cache hit.
[2023-03-19 17:29:40] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-19 17:29:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 17:29:40] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-19 17:29:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 17:29:40] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-19 17:29:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 17:29:40] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-19 17:29:40] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-19 17:29:40] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2023-03-19 17:29:40] [INFO ] Computed and/alt/rep : 16/28/16 causal constraints (skipped 43 transitions) in 5 ms.
[2023-03-19 17:29:40] [INFO ] Added : 13 causal constraints over 3 iterations in 24 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 59 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 59/59 places, 60/60 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 58 transition count 59
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 58 transition count 59
Applied a total of 2 rules in 25 ms. Remains 58 /59 variables (removed 1) and now considering 59/60 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 58/59 places, 59/60 transitions.
// Phase 1: matrix 59 rows 58 cols
[2023-03-19 17:29:40] [INFO ] Computed 4 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 223878 resets, run finished after 659 ms. (steps per millisecond=1517 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000000 steps, including 103267 resets, run finished after 329 ms. (steps per millisecond=3039 ) properties (out of 1) seen :0
[2023-03-19 17:29:41] [INFO ] Invariant cache hit.
[2023-03-19 17:29:41] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 17:29:41] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 17:29:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 17:29:41] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2023-03-19 17:29:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 17:29:41] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 17:29:41] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 17:29:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 17:29:41] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2023-03-19 17:29:41] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-19 17:29:41] [INFO ] [Nat]Added 23 Read/Feed constraints in 5 ms returned sat
[2023-03-19 17:29:41] [INFO ] Computed and/alt/rep : 15/28/15 causal constraints (skipped 43 transitions) in 5 ms.
[2023-03-19 17:29:41] [INFO ] Added : 11 causal constraints over 3 iterations in 26 ms. Result :sat
Minimization took 34 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 58 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 59/59 transitions.
Applied a total of 0 rules in 4 ms. Remains 58 /58 variables (removed 0) and now considering 59/59 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 58/58 places, 59/59 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 59/59 transitions.
Applied a total of 0 rules in 3 ms. Remains 58 /58 variables (removed 0) and now considering 59/59 (removed 0) transitions.
[2023-03-19 17:29:41] [INFO ] Invariant cache hit.
[2023-03-19 17:29:41] [INFO ] Implicit Places using invariants in 106 ms returned []
[2023-03-19 17:29:41] [INFO ] Invariant cache hit.
[2023-03-19 17:29:41] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-19 17:29:41] [INFO ] Implicit Places using invariants and state equation in 124 ms returned []
Implicit Place search using SMT with State Equation took 233 ms to find 0 implicit places.
[2023-03-19 17:29:42] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 17:29:42] [INFO ] Invariant cache hit.
[2023-03-19 17:29:42] [INFO ] Dead Transitions using invariants and state equation in 51 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 319 ms. Remains : 58/58 places, 59/59 transitions.
Ending property specific reduction for SieveSingleMsgMbox-PT-d0m96-UpperBounds-15 in 1789 ms.
[2023-03-19 17:29:42] [INFO ] Flatten gal took : 46 ms
[2023-03-19 17:29:42] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/UpperBounds.sr.xml took 3 ms.
[2023-03-19 17:29:42] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 59 places, 60 transitions and 238 arcs took 2 ms.
Total runtime 8693 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT SieveSingleMsgMbox-PT-d0m96
BK_EXAMINATION: UpperBounds
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/376
Upper Bounds

FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-11 1 TECHNIQUES SEQUENTIAL_PROCESSING TOPOLOGICAL EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA SieveSingleMsgMbox-PT-d0m96-UpperBounds-15 1 TECHNIQUES SEQUENTIAL_PROCESSING TOPOLOGICAL EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679246982661

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/376/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/376/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/376/UpperBounds.xml
lola: Rule S: 0 transitions removed,0 places removed
lola: LAUNCH task # 9 (type EXCL) for 0 SieveSingleMsgMbox-PT-d0m96-UpperBounds-11
lola: time limit : 1800 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 7 (type FNDP) for 0 SieveSingleMsgMbox-PT-d0m96-UpperBounds-11
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 8 (type EQUN) for 0 SieveSingleMsgMbox-PT-d0m96-UpperBounds-11
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 6 (type FNDP) for 3 SieveSingleMsgMbox-PT-d0m96-UpperBounds-15
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: Structural Bound: 1
lola: REPORT NUM
lola: FINISHED task # 9 (type EXCL) for SieveSingleMsgMbox-PT-d0m96-UpperBounds-11
lola: markings : 79
lola: fired transitions : 81
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 7 (type FNDP) for SieveSingleMsgMbox-PT-d0m96-UpperBounds-11 (obsolete)
lola: CANCELED task # 8 (type EQUN) for SieveSingleMsgMbox-PT-d0m96-UpperBounds-11 (obsolete)
lola: LAUNCH task # 11 (type EXCL) for 3 SieveSingleMsgMbox-PT-d0m96-UpperBounds-15
lola: time limit : 3600 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 10 (type EQUN) for 3 SieveSingleMsgMbox-PT-d0m96-UpperBounds-15
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: REPORT NUM
lola: FINISHED task # 6 (type FNDP) for SieveSingleMsgMbox-PT-d0m96-UpperBounds-15
lola: fired transitions : 68
lola: tried executions : 3
lola: time used : 0.000000
lola: CANCELED task # 10 (type EQUN) for SieveSingleMsgMbox-PT-d0m96-UpperBounds-15 (obsolete)
lola: CANCELED task # 11 (type EXCL) for SieveSingleMsgMbox-PT-d0m96-UpperBounds-15 (obsolete)
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
SieveSingleMsgMbox-PT-d0m96-UpperBounds-11: BOUND 1 state space
SieveSingleMsgMbox-PT-d0m96-UpperBounds-15: BOUND 1 findpath


Time elapsed: 0 secs. Pages in use: 1

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="SieveSingleMsgMbox-PT-d0m96"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is SieveSingleMsgMbox-PT-d0m96, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r423-tajo-167905976700397"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SieveSingleMsgMbox-PT-d0m96.tgz
mv SieveSingleMsgMbox-PT-d0m96 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;