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.r421-tajo-167905975200373.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
...................
=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
Input is SieveSingleMsgMbox-PT-d0m18, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r421-tajo-167905975200373
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 448K
-rw-r--r-- 1 mcc users 5.8K Feb 26 10:27 CTLCardinality.txt
-rw-r--r-- 1 mcc users 56K Feb 26 10:27 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Feb 26 10:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Feb 26 10:26 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 17:05 LTLCardinality.txt
-rw-r--r-- 1 mcc users 21K 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 17K Feb 25 17:05 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 10:28 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 127K Feb 26 10:28 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Feb 26 10:27 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 49K Feb 26 10:27 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-d0m18-UpperBounds-00
FORMULA_NAME SieveSingleMsgMbox-PT-d0m18-UpperBounds-01
FORMULA_NAME SieveSingleMsgMbox-PT-d0m18-UpperBounds-02
FORMULA_NAME SieveSingleMsgMbox-PT-d0m18-UpperBounds-03
FORMULA_NAME SieveSingleMsgMbox-PT-d0m18-UpperBounds-04
FORMULA_NAME SieveSingleMsgMbox-PT-d0m18-UpperBounds-05
FORMULA_NAME SieveSingleMsgMbox-PT-d0m18-UpperBounds-06
FORMULA_NAME SieveSingleMsgMbox-PT-d0m18-UpperBounds-07
FORMULA_NAME SieveSingleMsgMbox-PT-d0m18-UpperBounds-08
FORMULA_NAME SieveSingleMsgMbox-PT-d0m18-UpperBounds-09
FORMULA_NAME SieveSingleMsgMbox-PT-d0m18-UpperBounds-10
FORMULA_NAME SieveSingleMsgMbox-PT-d0m18-UpperBounds-11
FORMULA_NAME SieveSingleMsgMbox-PT-d0m18-UpperBounds-12
FORMULA_NAME SieveSingleMsgMbox-PT-d0m18-UpperBounds-13
FORMULA_NAME SieveSingleMsgMbox-PT-d0m18-UpperBounds-14
FORMULA_NAME SieveSingleMsgMbox-PT-d0m18-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1679176803964

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=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SieveSingleMsgMbox-PT-d0m18
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202303021504
[2023-03-18 22:00:05] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-18 22:00:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 22:00:05] [INFO ] Load time of PNML (sax parser for PT used): 35 ms
[2023-03-18 22:00:05] [INFO ] Transformed 262 places.
[2023-03-18 22:00:05] [INFO ] Transformed 73 transitions.
[2023-03-18 22:00:05] [INFO ] Parsed PT model containing 262 places and 73 transitions and 292 arcs in 88 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 4 ms.
Deduced a syphon composed of 190 places in 1 ms
Reduce places removed 190 places and 0 transitions.
FORMULA SieveSingleMsgMbox-PT-d0m18-UpperBounds-00 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m18-UpperBounds-01 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m18-UpperBounds-02 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m18-UpperBounds-03 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m18-UpperBounds-04 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m18-UpperBounds-07 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m18-UpperBounds-08 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m18-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m18-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m18-UpperBounds-11 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m18-UpperBounds-13 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m18-UpperBounds-14 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m18-UpperBounds-15 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
// Phase 1: matrix 73 rows 72 cols
[2023-03-18 22:00:05] [INFO ] Computed 6 place invariants in 9 ms
Incomplete random walk after 10000 steps, including 2210 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 3) seen :1
FORMULA SieveSingleMsgMbox-PT-d0m18-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 1101 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 1027 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 2) seen :0
[2023-03-18 22:00:05] [INFO ] Invariant cache hit.
[2023-03-18 22:00:05] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-18 22:00:05] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2023-03-18 22:00:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 22:00:05] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-18 22:00:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 22:00:06] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-18 22:00:06] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-18 22:00:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 22:00:06] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2023-03-18 22:00:06] [INFO ] State equation strengthened by 31 read => feed constraints.
[2023-03-18 22:00:06] [INFO ] [Nat]Added 31 Read/Feed constraints in 5 ms returned sat
[2023-03-18 22:00:06] [INFO ] Deduced a trap composed of 21 places in 40 ms of which 2 ms to minimize.
[2023-03-18 22:00:06] [INFO ] Deduced a trap composed of 23 places in 45 ms of which 5 ms to minimize.
[2023-03-18 22:00:06] [INFO ] Deduced a trap composed of 23 places in 37 ms of which 1 ms to minimize.
[2023-03-18 22:00:06] [INFO ] Deduced a trap composed of 23 places in 34 ms of which 1 ms to minimize.
[2023-03-18 22:00:06] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 188 ms
[2023-03-18 22:00:06] [INFO ] Computed and/alt/rep : 22/34/22 causal constraints (skipped 50 transitions) in 13 ms.
[2023-03-18 22:00:06] [INFO ] Added : 10 causal constraints over 2 iterations in 41 ms. Result :sat
Minimization took 10 ms.
[2023-03-18 22:00:06] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-18 22:00:06] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-18 22:00:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 22:00:06] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2023-03-18 22:00:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 22:00:06] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-18 22:00:06] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-18 22:00:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 22:00:06] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-18 22:00:06] [INFO ] [Nat]Added 31 Read/Feed constraints in 4 ms returned sat
[2023-03-18 22:00:06] [INFO ] Deduced a trap composed of 21 places in 28 ms of which 0 ms to minimize.
[2023-03-18 22:00:06] [INFO ] Deduced a trap composed of 21 places in 27 ms of which 0 ms to minimize.
[2023-03-18 22:00:06] [INFO ] Deduced a trap composed of 22 places in 25 ms of which 1 ms to minimize.
[2023-03-18 22:00:06] [INFO ] Deduced a trap composed of 22 places in 26 ms of which 0 ms to minimize.
[2023-03-18 22:00:06] [INFO ] Deduced a trap composed of 28 places in 22 ms of which 0 ms to minimize.
[2023-03-18 22:00:06] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 152 ms
[2023-03-18 22:00:06] [INFO ] Computed and/alt/rep : 22/34/22 causal constraints (skipped 50 transitions) in 5 ms.
[2023-03-18 22:00:06] [INFO ] Added : 12 causal constraints over 3 iterations in 28 ms. Result :sat
Minimization took 10 ms.
Current structural bounds on expressions (after SMT) : [7, 7] Max seen :[0, 0]
Support contains 2 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 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 10 place count 62 transition count 64
Iterating global reduction 1 with 7 rules applied. Total rules applied 17 place count 62 transition count 64
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 18 place count 61 transition count 63
Iterating global reduction 1 with 1 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
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 22 place count 60 transition count 61
Applied a total of 22 rules in 22 ms. Remains 60 /72 variables (removed 12) and now considering 61/73 (removed 12) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 60/72 places, 61/73 transitions.
// Phase 1: matrix 61 rows 60 cols
[2023-03-18 22:00:06] [INFO ] Computed 4 place invariants in 3 ms
Incomplete random walk after 1000000 steps, including 223659 resets, run finished after 596 ms. (steps per millisecond=1677 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000001 steps, including 103055 resets, run finished after 306 ms. (steps per millisecond=3267 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000001 steps, including 103392 resets, run finished after 298 ms. (steps per millisecond=3355 ) properties (out of 2) seen :0
[2023-03-18 22:00:07] [INFO ] Invariant cache hit.
[2023-03-18 22:00:07] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-18 22:00:07] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 14 ms returned sat
[2023-03-18 22:00:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 22:00:07] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2023-03-18 22:00:07] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 22:00:07] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-18 22:00:07] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-18 22:00:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 22:00:07] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2023-03-18 22:00:07] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-18 22:00:07] [INFO ] [Nat]Added 23 Read/Feed constraints in 2 ms returned sat
[2023-03-18 22:00:07] [INFO ] Computed and/alt/rep : 17/28/17 causal constraints (skipped 43 transitions) in 5 ms.
[2023-03-18 22:00:07] [INFO ] Added : 8 causal constraints over 2 iterations in 25 ms. Result :sat
Minimization took 16 ms.
[2023-03-18 22:00:08] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-18 22:00:08] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-18 22:00:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 22:00:08] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2023-03-18 22:00:08] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 22:00:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-18 22:00:08] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-18 22:00:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 22:00:08] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2023-03-18 22:00:08] [INFO ] [Nat]Added 23 Read/Feed constraints in 5 ms returned sat
[2023-03-18 22:00:08] [INFO ] Computed and/alt/rep : 17/28/17 causal constraints (skipped 43 transitions) in 4 ms.
[2023-03-18 22:00:08] [INFO ] Added : 9 causal constraints over 2 iterations in 17 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, 61/61 transitions.
Applied a total of 0 rules in 3 ms. Remains 60 /60 variables (removed 0) and now considering 61/61 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 60/60 places, 61/61 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 60/60 places, 61/61 transitions.
Applied a total of 0 rules in 4 ms. Remains 60 /60 variables (removed 0) and now considering 61/61 (removed 0) transitions.
[2023-03-18 22:00:08] [INFO ] Invariant cache hit.
[2023-03-18 22:00:08] [INFO ] Implicit Places using invariants in 44 ms returned []
[2023-03-18 22:00:08] [INFO ] Invariant cache hit.
[2023-03-18 22:00:08] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-18 22:00:08] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 116 ms to find 0 implicit places.
[2023-03-18 22:00:08] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-18 22:00:08] [INFO ] Invariant cache hit.
[2023-03-18 22:00:08] [INFO ] Dead Transitions using invariants and state equation in 46 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 176 ms. Remains : 60/60 places, 61/61 transitions.
Starting property specific reduction for SieveSingleMsgMbox-PT-d0m18-UpperBounds-05
[2023-03-18 22:00:08] [INFO ] Invariant cache hit.
Incomplete random walk after 10000 steps, including 2239 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 1053 resets, run finished after 4 ms. (steps per millisecond=2500 ) properties (out of 1) seen :0
[2023-03-18 22:00:08] [INFO ] Invariant cache hit.
[2023-03-18 22:00:08] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-18 22:00:08] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-18 22:00:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 22:00:08] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2023-03-18 22:00:08] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 22:00:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-18 22:00:08] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-18 22:00:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 22:00:08] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2023-03-18 22:00:08] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-18 22:00:08] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2023-03-18 22:00:08] [INFO ] Computed and/alt/rep : 17/28/17 causal constraints (skipped 43 transitions) in 6 ms.
[2023-03-18 22:00:08] [INFO ] Added : 8 causal constraints over 2 iterations in 18 ms. Result :sat
Minimization took 8 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 60 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 60/60 places, 61/61 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 59 transition count 60
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 59 transition count 60
Applied a total of 2 rules in 5 ms. Remains 59 /60 variables (removed 1) and now considering 60/61 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 59/60 places, 60/61 transitions.
// Phase 1: matrix 60 rows 59 cols
[2023-03-18 22:00:08] [INFO ] Computed 4 place invariants in 0 ms
Incomplete random walk after 1000000 steps, including 223479 resets, run finished after 479 ms. (steps per millisecond=2087 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 102897 resets, run finished after 254 ms. (steps per millisecond=3937 ) properties (out of 1) seen :0
[2023-03-18 22:00:09] [INFO ] Invariant cache hit.
[2023-03-18 22:00:09] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-18 22:00:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 22:00:09] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2023-03-18 22:00:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 22:00:09] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-18 22:00:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 22:00:09] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2023-03-18 22:00:09] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-18 22:00:09] [INFO ] [Nat]Added 23 Read/Feed constraints in 2 ms returned sat
[2023-03-18 22:00:09] [INFO ] Computed and/alt/rep : 16/28/16 causal constraints (skipped 43 transitions) in 4 ms.
[2023-03-18 22:00:09] [INFO ] Added : 11 causal constraints over 3 iterations in 30 ms. Result :sat
Minimization took 15 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 6 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 6 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 5 ms. Remains 59 /59 variables (removed 0) and now considering 60/60 (removed 0) transitions.
[2023-03-18 22:00:09] [INFO ] Invariant cache hit.
[2023-03-18 22:00:09] [INFO ] Implicit Places using invariants in 60 ms returned []
[2023-03-18 22:00:09] [INFO ] Invariant cache hit.
[2023-03-18 22:00:09] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-18 22:00:09] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 157 ms to find 0 implicit places.
[2023-03-18 22:00:09] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-18 22:00:09] [INFO ] Invariant cache hit.
[2023-03-18 22:00:09] [INFO ] Dead Transitions using invariants and state equation in 41 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 211 ms. Remains : 59/59 places, 60/60 transitions.
Ending property specific reduction for SieveSingleMsgMbox-PT-d0m18-UpperBounds-05 in 1300 ms.
Starting property specific reduction for SieveSingleMsgMbox-PT-d0m18-UpperBounds-12
// Phase 1: matrix 61 rows 60 cols
[2023-03-18 22:00:09] [INFO ] Computed 4 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 2293 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 1016 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :0
[2023-03-18 22:00:09] [INFO ] Invariant cache hit.
[2023-03-18 22:00:09] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-18 22:00:09] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-18 22:00:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 22:00:09] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-18 22:00:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 22:00:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-18 22:00:09] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-18 22:00:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 22:00:09] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-18 22:00:09] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-18 22:00:09] [INFO ] [Nat]Added 23 Read/Feed constraints in 4 ms returned sat
[2023-03-18 22:00:09] [INFO ] Computed and/alt/rep : 17/28/17 causal constraints (skipped 43 transitions) in 6 ms.
[2023-03-18 22:00:09] [INFO ] Added : 9 causal constraints over 2 iterations in 22 ms. Result :sat
Minimization took 8 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 60 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 60/60 places, 61/61 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 59 transition count 60
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 59 transition count 60
Applied a total of 2 rules in 7 ms. Remains 59 /60 variables (removed 1) and now considering 60/61 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 59/60 places, 60/61 transitions.
// Phase 1: matrix 60 rows 59 cols
[2023-03-18 22:00:09] [INFO ] Computed 4 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 223635 resets, run finished after 480 ms. (steps per millisecond=2083 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000000 steps, including 102915 resets, run finished after 254 ms. (steps per millisecond=3937 ) properties (out of 1) seen :0
[2023-03-18 22:00:10] [INFO ] Invariant cache hit.
[2023-03-18 22:00:10] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-18 22:00:10] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-18 22:00:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 22:00:10] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2023-03-18 22:00:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 22:00:10] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-18 22:00:10] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-18 22:00:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 22:00:10] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2023-03-18 22:00:10] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-18 22:00:10] [INFO ] [Nat]Added 23 Read/Feed constraints in 2 ms returned sat
[2023-03-18 22:00:10] [INFO ] Computed and/alt/rep : 16/28/16 causal constraints (skipped 43 transitions) in 4 ms.
[2023-03-18 22:00:10] [INFO ] Added : 9 causal constraints over 2 iterations in 20 ms. Result :sat
Minimization took 14 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 3 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 3 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 2 ms. Remains 59 /59 variables (removed 0) and now considering 60/60 (removed 0) transitions.
[2023-03-18 22:00:10] [INFO ] Invariant cache hit.
[2023-03-18 22:00:10] [INFO ] Implicit Places using invariants in 57 ms returned []
[2023-03-18 22:00:10] [INFO ] Invariant cache hit.
[2023-03-18 22:00:10] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-18 22:00:10] [INFO ] Implicit Places using invariants and state equation in 96 ms returned []
Implicit Place search using SMT with State Equation took 154 ms to find 0 implicit places.
[2023-03-18 22:00:10] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-18 22:00:10] [INFO ] Invariant cache hit.
[2023-03-18 22:00:10] [INFO ] Dead Transitions using invariants and state equation in 40 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 203 ms. Remains : 59/59 places, 60/60 transitions.
Ending property specific reduction for SieveSingleMsgMbox-PT-d0m18-UpperBounds-12 in 1291 ms.
[2023-03-18 22:00:11] [INFO ] Flatten gal took : 22 ms
[2023-03-18 22:00:11] [INFO ] Applying decomposition
[2023-03-18 22:00:11] [INFO ] Flatten gal took : 7 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/convert-linux64' '-i' '/tmp/graph15074278113447955741.txt' '-o' '/tmp/graph15074278113447955741.bin' '-w' '/tmp/graph15074278113447955741.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/louvain-linux64' '/tmp/graph15074278113447955741.bin' '-l' '-1' '-v' '-w' '/tmp/graph15074278113447955741.weights' '-q' '0' '-e' '0.001'
[2023-03-18 22:00:11] [INFO ] Decomposing Gal with order
[2023-03-18 22:00:11] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-18 22:00:11] [INFO ] Removed a total of 59 redundant transitions.
[2023-03-18 22:00:11] [INFO ] Flatten gal took : 38 ms
[2023-03-18 22:00:11] [INFO ] Fuse similar labels procedure discarded/fused a total of 31 labels/synchronizations in 5 ms.
[2023-03-18 22:00:11] [INFO ] Time to serialize gal into /tmp/UpperBounds14474114944864252796.gal : 3 ms
[2023-03-18 22:00:11] [INFO ] Time to serialize properties into /tmp/UpperBounds14116883077112001902.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds14474114944864252796.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds14116883077112001902.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...285
Loading property file /tmp/UpperBounds14116883077112001902.prop.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,4.33358e+07,8.07361,155052,1811,434,163175,7839,226,851820,51,55893,0
Total reachable state count : 43335793

Verifying 2 reachability properties.
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property SieveSingleMsgMbox-PT-d0m18-UpperBounds-05 :0 <= i0.u12.p19 <= 1
FORMULA SieveSingleMsgMbox-PT-d0m18-UpperBounds-05 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
SieveSingleMsgMbox-PT-d0m18-UpperBounds-05,0,8.38676,155052,1,0,163175,9568,309,851820,68,55893,1038
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property SieveSingleMsgMbox-PT-d0m18-UpperBounds-12 :0 <= i7.u14.p17 <= 1
FORMULA SieveSingleMsgMbox-PT-d0m18-UpperBounds-12 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
SieveSingleMsgMbox-PT-d0m18-UpperBounds-12,0,8.42301,155052,1,0,163175,9912,334,851820,70,55893,1526
Total runtime 14133 ms.

BK_STOP 1679176819902

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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-d0m18"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
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 itstools"
echo " Input is SieveSingleMsgMbox-PT-d0m18, 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 r421-tajo-167905975200373"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SieveSingleMsgMbox-PT-d0m18.tgz
mv SieveSingleMsgMbox-PT-d0m18 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 ;