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-167905976800461.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-d2m06, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r423-tajo-167905976800461
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.6M
-rw-r--r-- 1 mcc users 6.8K Feb 26 10:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K Feb 26 10:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Feb 26 10:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K Feb 26 10:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 17:06 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 17:06 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 17:06 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 17:06 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 26 10:35 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 131K Feb 26 10:35 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.6K Feb 26 10:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 84K Feb 26 10:33 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 17:06 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 17:06 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 1.1M 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-d2m06-UpperBounds-00
FORMULA_NAME SieveSingleMsgMbox-PT-d2m06-UpperBounds-01
FORMULA_NAME SieveSingleMsgMbox-PT-d2m06-UpperBounds-02
FORMULA_NAME SieveSingleMsgMbox-PT-d2m06-UpperBounds-03
FORMULA_NAME SieveSingleMsgMbox-PT-d2m06-UpperBounds-04
FORMULA_NAME SieveSingleMsgMbox-PT-d2m06-UpperBounds-05
FORMULA_NAME SieveSingleMsgMbox-PT-d2m06-UpperBounds-06
FORMULA_NAME SieveSingleMsgMbox-PT-d2m06-UpperBounds-07
FORMULA_NAME SieveSingleMsgMbox-PT-d2m06-UpperBounds-08
FORMULA_NAME SieveSingleMsgMbox-PT-d2m06-UpperBounds-09
FORMULA_NAME SieveSingleMsgMbox-PT-d2m06-UpperBounds-10
FORMULA_NAME SieveSingleMsgMbox-PT-d2m06-UpperBounds-11
FORMULA_NAME SieveSingleMsgMbox-PT-d2m06-UpperBounds-12
FORMULA_NAME SieveSingleMsgMbox-PT-d2m06-UpperBounds-13
FORMULA_NAME SieveSingleMsgMbox-PT-d2m06-UpperBounds-14
FORMULA_NAME SieveSingleMsgMbox-PT-d2m06-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1679248133599

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-d2m06
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-19 17:48:55] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-19 17:48:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-19 17:48:55] [INFO ] Load time of PNML (sax parser for PT used): 136 ms
[2023-03-19 17:48:55] [INFO ] Transformed 2398 places.
[2023-03-19 17:48:55] [INFO ] Transformed 1954 transitions.
[2023-03-19 17:48:55] [INFO ] Parsed PT model containing 2398 places and 1954 transitions and 7816 arcs in 230 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 5 ms.
Deduced a syphon composed of 1984 places in 48 ms
Reduce places removed 1984 places and 0 transitions.
FORMULA SieveSingleMsgMbox-PT-d2m06-UpperBounds-00 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d2m06-UpperBounds-01 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d2m06-UpperBounds-02 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d2m06-UpperBounds-03 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d2m06-UpperBounds-04 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d2m06-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d2m06-UpperBounds-07 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d2m06-UpperBounds-08 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d2m06-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d2m06-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d2m06-UpperBounds-11 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d2m06-UpperBounds-12 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d2m06-UpperBounds-13 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d2m06-UpperBounds-15 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
// Phase 1: matrix 1954 rows 414 cols
[2023-03-19 17:48:55] [INFO ] Computed 6 place invariants in 72 ms
Incomplete random walk after 10000 steps, including 2194 resets, run finished after 282 ms. (steps per millisecond=35 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 928 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 975 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 2) seen :0
[2023-03-19 17:48:56] [INFO ] Invariant cache hit.
[2023-03-19 17:48:56] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2023-03-19 17:48:56] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2023-03-19 17:48:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 17:48:56] [INFO ] [Real]Absence check using state equation in 353 ms returned sat
[2023-03-19 17:48:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 17:48:57] [INFO ] [Nat]Absence check using 3 positive place invariants in 26 ms returned sat
[2023-03-19 17:48:57] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2023-03-19 17:48:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 17:48:57] [INFO ] [Nat]Absence check using state equation in 329 ms returned sat
[2023-03-19 17:48:57] [INFO ] State equation strengthened by 1674 read => feed constraints.
[2023-03-19 17:48:57] [INFO ] [Nat]Added 1674 Read/Feed constraints in 469 ms returned sat
[2023-03-19 17:48:58] [INFO ] Deduced a trap composed of 227 places in 306 ms of which 4 ms to minimize.
[2023-03-19 17:48:58] [INFO ] Deduced a trap composed of 129 places in 98 ms of which 1 ms to minimize.
[2023-03-19 17:48:58] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 617 ms
[2023-03-19 17:48:58] [INFO ] Computed and/alt/rep : 141/395/141 causal constraints (skipped 1812 transitions) in 295 ms.
[2023-03-19 17:48:59] [INFO ] Added : 17 causal constraints over 4 iterations in 1056 ms. Result :sat
Minimization took 475 ms.
[2023-03-19 17:49:00] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2023-03-19 17:49:00] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 4 ms returned sat
[2023-03-19 17:49:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 17:49:00] [INFO ] [Real]Absence check using state equation in 534 ms returned sat
[2023-03-19 17:49:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 17:49:00] [INFO ] [Nat]Absence check using 3 positive place invariants in 6 ms returned sat
[2023-03-19 17:49:00] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 4 ms returned sat
[2023-03-19 17:49:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 17:49:01] [INFO ] [Nat]Absence check using state equation in 526 ms returned sat
[2023-03-19 17:49:01] [INFO ] [Nat]Added 1674 Read/Feed constraints in 492 ms returned sat
[2023-03-19 17:49:02] [INFO ] Deduced a trap composed of 38 places in 267 ms of which 2 ms to minimize.
[2023-03-19 17:49:02] [INFO ] Deduced a trap composed of 36 places in 220 ms of which 1 ms to minimize.
[2023-03-19 17:49:02] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 693 ms
[2023-03-19 17:49:02] [INFO ] Computed and/alt/rep : 141/395/141 causal constraints (skipped 1812 transitions) in 203 ms.
[2023-03-19 17:49:03] [INFO ] Added : 21 causal constraints over 5 iterations in 1033 ms. Result :sat
Minimization took 1580 ms.
Current structural bounds on expressions (after SMT) : [1, 57] Max seen :[0, 0]
Support contains 2 out of 414 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 414/414 places, 1954/1954 transitions.
Graph (complete) has 2618 edges and 414 vertex of which 388 are kept as prefixes of interest. Removing 26 places using SCC suffix rule.6 ms
Discarding 26 places :
Also discarding 0 output transitions
Drop transitions removed 2 transitions
Ensure Unique test removed 828 transitions
Reduce isomorphic transitions removed 830 transitions.
Iterating post reduction 0 with 830 rules applied. Total rules applied 831 place count 388 transition count 1124
Discarding 118 places :
Symmetric choice reduction at 1 with 118 rule applications. Total rules 949 place count 270 transition count 373
Iterating global reduction 1 with 118 rules applied. Total rules applied 1067 place count 270 transition count 373
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 1077 place count 270 transition count 363
Discarding 92 places :
Symmetric choice reduction at 2 with 92 rule applications. Total rules 1169 place count 178 transition count 271
Iterating global reduction 2 with 92 rules applied. Total rules applied 1261 place count 178 transition count 271
Ensure Unique test removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Iterating post reduction 2 with 35 rules applied. Total rules applied 1296 place count 178 transition count 236
Discarding 39 places :
Symmetric choice reduction at 3 with 39 rule applications. Total rules 1335 place count 139 transition count 182
Iterating global reduction 3 with 39 rules applied. Total rules applied 1374 place count 139 transition count 182
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 3 with 24 rules applied. Total rules applied 1398 place count 139 transition count 158
Discarding 8 places :
Symmetric choice reduction at 4 with 8 rule applications. Total rules 1406 place count 131 transition count 146
Iterating global reduction 4 with 8 rules applied. Total rules applied 1414 place count 131 transition count 146
Discarding 8 places :
Symmetric choice reduction at 4 with 8 rule applications. Total rules 1422 place count 123 transition count 138
Iterating global reduction 4 with 8 rules applied. Total rules applied 1430 place count 123 transition count 138
Discarding 4 places :
Symmetric choice reduction at 4 with 4 rule applications. Total rules 1434 place count 119 transition count 133
Iterating global reduction 4 with 4 rules applied. Total rules applied 1438 place count 119 transition count 133
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 1439 place count 119 transition count 132
Discarding 4 places :
Symmetric choice reduction at 5 with 4 rule applications. Total rules 1443 place count 115 transition count 128
Iterating global reduction 5 with 4 rules applied. Total rules applied 1447 place count 115 transition count 128
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 1450 place count 112 transition count 125
Iterating global reduction 5 with 3 rules applied. Total rules applied 1453 place count 112 transition count 125
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 1454 place count 111 transition count 124
Iterating global reduction 5 with 1 rules applied. Total rules applied 1455 place count 111 transition count 124
Applied a total of 1455 rules in 171 ms. Remains 111 /414 variables (removed 303) and now considering 124/1954 (removed 1830) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 171 ms. Remains : 111/414 places, 124/1954 transitions.
// Phase 1: matrix 124 rows 111 cols
[2023-03-19 17:49:05] [INFO ] Computed 4 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 224625 resets, run finished after 1203 ms. (steps per millisecond=831 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000001 steps, including 103386 resets, run finished after 593 ms. (steps per millisecond=1686 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000000 steps, including 103006 resets, run finished after 679 ms. (steps per millisecond=1472 ) properties (out of 2) seen :0
[2023-03-19 17:49:08] [INFO ] Invariant cache hit.
[2023-03-19 17:49:08] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-19 17:49:08] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-19 17:49:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 17:49:08] [INFO ] [Real]Absence check using state equation in 62 ms returned sat
[2023-03-19 17:49:08] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 17:49:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-19 17:49:08] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 17:49:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 17:49:08] [INFO ] [Nat]Absence check using state equation in 39 ms returned sat
[2023-03-19 17:49:08] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-19 17:49:08] [INFO ] [Nat]Added 47 Read/Feed constraints in 17 ms returned sat
[2023-03-19 17:49:08] [INFO ] Computed and/alt/rep : 30/77/30 causal constraints (skipped 93 transitions) in 11 ms.
[2023-03-19 17:49:08] [INFO ] Deduced a trap composed of 16 places in 96 ms of which 1 ms to minimize.
[2023-03-19 17:49:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 116 ms
[2023-03-19 17:49:08] [INFO ] Added : 20 causal constraints over 4 iterations in 196 ms. Result :sat
Minimization took 33 ms.
[2023-03-19 17:49:08] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 17:49:08] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-19 17:49:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 17:49:08] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2023-03-19 17:49:08] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 17:49:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 17:49:08] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-19 17:49:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 17:49:08] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2023-03-19 17:49:08] [INFO ] [Nat]Added 47 Read/Feed constraints in 13 ms returned sat
[2023-03-19 17:49:08] [INFO ] Computed and/alt/rep : 30/77/30 causal constraints (skipped 93 transitions) in 7 ms.
[2023-03-19 17:49:08] [INFO ] Added : 13 causal constraints over 3 iterations in 46 ms. Result :sat
Minimization took 54 ms.
Current structural bounds on expressions (after SMT) : [1, 6] Max seen :[0, 0]
Support contains 2 out of 111 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 111/111 places, 124/124 transitions.
Applied a total of 0 rules in 12 ms. Remains 111 /111 variables (removed 0) and now considering 124/124 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 111/111 places, 124/124 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 111/111 places, 124/124 transitions.
Applied a total of 0 rules in 22 ms. Remains 111 /111 variables (removed 0) and now considering 124/124 (removed 0) transitions.
[2023-03-19 17:49:09] [INFO ] Invariant cache hit.
[2023-03-19 17:49:09] [INFO ] Implicit Places using invariants in 76 ms returned []
[2023-03-19 17:49:09] [INFO ] Invariant cache hit.
[2023-03-19 17:49:09] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-19 17:49:09] [INFO ] Implicit Places using invariants and state equation in 215 ms returned []
Implicit Place search using SMT with State Equation took 296 ms to find 0 implicit places.
[2023-03-19 17:49:09] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-19 17:49:09] [INFO ] Invariant cache hit.
[2023-03-19 17:49:09] [INFO ] Dead Transitions using invariants and state equation in 92 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 424 ms. Remains : 111/111 places, 124/124 transitions.
Starting property specific reduction for SieveSingleMsgMbox-PT-d2m06-UpperBounds-05
[2023-03-19 17:49:09] [INFO ] Invariant cache hit.
Incomplete random walk after 10000 steps, including 2254 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 1074 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
[2023-03-19 17:49:09] [INFO ] Invariant cache hit.
[2023-03-19 17:49:09] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 17:49:09] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-19 17:49:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 17:49:09] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-19 17:49:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 17:49:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 17:49:09] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 17:49:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 17:49:09] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2023-03-19 17:49:09] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-19 17:49:09] [INFO ] [Nat]Added 47 Read/Feed constraints in 14 ms returned sat
[2023-03-19 17:49:09] [INFO ] Computed and/alt/rep : 30/77/30 causal constraints (skipped 93 transitions) in 7 ms.
[2023-03-19 17:49:09] [INFO ] Deduced a trap composed of 16 places in 53 ms of which 1 ms to minimize.
[2023-03-19 17:49:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 72 ms
[2023-03-19 17:49:09] [INFO ] Added : 20 causal constraints over 4 iterations in 120 ms. Result :sat
Minimization took 33 ms.
Current structural bounds on expressions (after SMT) : [102] Max seen :[0]
Support contains 1 out of 111 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 111/111 places, 124/124 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 110 transition count 123
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 110 transition count 123
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 109 transition count 122
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 109 transition count 122
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 108 transition count 121
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 108 transition count 121
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 7 place count 108 transition count 120
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 8 place count 107 transition count 119
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 107 transition count 119
Applied a total of 9 rules in 25 ms. Remains 107 /111 variables (removed 4) and now considering 119/124 (removed 5) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 107/111 places, 119/124 transitions.
// Phase 1: matrix 119 rows 107 cols
[2023-03-19 17:49:09] [INFO ] Computed 4 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 224322 resets, run finished after 894 ms. (steps per millisecond=1118 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000000 steps, including 103354 resets, run finished after 405 ms. (steps per millisecond=2469 ) properties (out of 1) seen :0
[2023-03-19 17:49:11] [INFO ] Invariant cache hit.
[2023-03-19 17:49:11] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-19 17:49:11] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 17:49:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 17:49:11] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2023-03-19 17:49:11] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 17:49:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 17:49:11] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 17:49:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 17:49:11] [INFO ] [Nat]Absence check using state equation in 43 ms returned sat
[2023-03-19 17:49:11] [INFO ] State equation strengthened by 44 read => feed constraints.
[2023-03-19 17:49:11] [INFO ] [Nat]Added 44 Read/Feed constraints in 12 ms returned sat
[2023-03-19 17:49:11] [INFO ] Computed and/alt/rep : 29/74/29 causal constraints (skipped 89 transitions) in 10 ms.
[2023-03-19 17:49:11] [INFO ] Added : 19 causal constraints over 4 iterations in 92 ms. Result :sat
Minimization took 31 ms.
Current structural bounds on expressions (after SMT) : [96] Max seen :[0]
Support contains 1 out of 107 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 119/119 transitions.
Applied a total of 0 rules in 9 ms. Remains 107 /107 variables (removed 0) and now considering 119/119 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 107/107 places, 119/119 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 119/119 transitions.
Applied a total of 0 rules in 8 ms. Remains 107 /107 variables (removed 0) and now considering 119/119 (removed 0) transitions.
[2023-03-19 17:49:11] [INFO ] Invariant cache hit.
[2023-03-19 17:49:11] [INFO ] Implicit Places using invariants in 106 ms returned []
[2023-03-19 17:49:11] [INFO ] Invariant cache hit.
[2023-03-19 17:49:11] [INFO ] State equation strengthened by 44 read => feed constraints.
[2023-03-19 17:49:12] [INFO ] Implicit Places using invariants and state equation in 365 ms returned []
Implicit Place search using SMT with State Equation took 473 ms to find 0 implicit places.
[2023-03-19 17:49:12] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-19 17:49:12] [INFO ] Invariant cache hit.
[2023-03-19 17:49:12] [INFO ] Dead Transitions using invariants and state equation in 67 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 557 ms. Remains : 107/107 places, 119/119 transitions.
Ending property specific reduction for SieveSingleMsgMbox-PT-d2m06-UpperBounds-05 in 2750 ms.
Starting property specific reduction for SieveSingleMsgMbox-PT-d2m06-UpperBounds-14
// Phase 1: matrix 124 rows 111 cols
[2023-03-19 17:49:12] [INFO ] Computed 4 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 2248 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 1013 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
[2023-03-19 17:49:12] [INFO ] Invariant cache hit.
[2023-03-19 17:49:12] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 17:49:12] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-19 17:49:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 17:49:12] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-19 17:49:12] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 17:49:12] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 17:49:12] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 17:49:12] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 17:49:12] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2023-03-19 17:49:12] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-19 17:49:12] [INFO ] [Nat]Added 47 Read/Feed constraints in 14 ms returned sat
[2023-03-19 17:49:12] [INFO ] Computed and/alt/rep : 30/77/30 causal constraints (skipped 93 transitions) in 8 ms.
[2023-03-19 17:49:12] [INFO ] Added : 13 causal constraints over 3 iterations in 44 ms. Result :sat
Minimization took 53 ms.
Current structural bounds on expressions (after SMT) : [6] Max seen :[0]
Support contains 1 out of 111 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 111/111 places, 124/124 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 110 transition count 123
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 110 transition count 123
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 109 transition count 122
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 109 transition count 122
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 5 place count 109 transition count 121
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 6 place count 108 transition count 119
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 108 transition count 119
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 8 place count 107 transition count 118
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 107 transition count 118
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 10 place count 106 transition count 117
Iterating global reduction 1 with 1 rules applied. Total rules applied 11 place count 106 transition count 117
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 12 place count 105 transition count 116
Iterating global reduction 1 with 1 rules applied. Total rules applied 13 place count 105 transition count 116
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 14 place count 104 transition count 115
Iterating global reduction 1 with 1 rules applied. Total rules applied 15 place count 104 transition count 115
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 16 place count 103 transition count 112
Iterating global reduction 1 with 1 rules applied. Total rules applied 17 place count 103 transition count 112
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 18 place count 102 transition count 111
Iterating global reduction 1 with 1 rules applied. Total rules applied 19 place count 102 transition count 111
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 20 place count 101 transition count 110
Iterating global reduction 1 with 1 rules applied. Total rules applied 21 place count 101 transition count 110
Applied a total of 21 rules in 59 ms. Remains 101 /111 variables (removed 10) and now considering 110/124 (removed 14) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60 ms. Remains : 101/111 places, 110/124 transitions.
// Phase 1: matrix 110 rows 101 cols
[2023-03-19 17:49:12] [INFO ] Computed 4 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 224100 resets, run finished after 1004 ms. (steps per millisecond=996 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000000 steps, including 103605 resets, run finished after 426 ms. (steps per millisecond=2347 ) properties (out of 1) seen :0
[2023-03-19 17:49:14] [INFO ] Invariant cache hit.
[2023-03-19 17:49:14] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2023-03-19 17:49:14] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 2 ms returned sat
[2023-03-19 17:49:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 17:49:14] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2023-03-19 17:49:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 17:49:14] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-19 17:49:14] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-19 17:49:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 17:49:14] [INFO ] [Nat]Absence check using state equation in 56 ms returned sat
[2023-03-19 17:49:14] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-19 17:49:14] [INFO ] [Nat]Added 42 Read/Feed constraints in 11 ms returned sat
[2023-03-19 17:49:14] [INFO ] Computed and/alt/rep : 26/68/26 causal constraints (skipped 83 transitions) in 8 ms.
[2023-03-19 17:49:14] [INFO ] Deduced a trap composed of 13 places in 61 ms of which 1 ms to minimize.
[2023-03-19 17:49:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 97 ms
[2023-03-19 17:49:14] [INFO ] Added : 15 causal constraints over 4 iterations in 188 ms. Result :sat
Minimization took 63 ms.
Current structural bounds on expressions (after SMT) : [6] Max seen :[0]
Support contains 1 out of 101 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 110/110 transitions.
Applied a total of 0 rules in 5 ms. Remains 101 /101 variables (removed 0) and now considering 110/110 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 101/101 places, 110/110 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 110/110 transitions.
Applied a total of 0 rules in 4 ms. Remains 101 /101 variables (removed 0) and now considering 110/110 (removed 0) transitions.
[2023-03-19 17:49:14] [INFO ] Invariant cache hit.
[2023-03-19 17:49:14] [INFO ] Implicit Places using invariants in 99 ms returned []
[2023-03-19 17:49:14] [INFO ] Invariant cache hit.
[2023-03-19 17:49:14] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-19 17:49:14] [INFO ] Implicit Places using invariants and state equation in 232 ms returned []
Implicit Place search using SMT with State Equation took 346 ms to find 0 implicit places.
[2023-03-19 17:49:14] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-19 17:49:14] [INFO ] Invariant cache hit.
[2023-03-19 17:49:15] [INFO ] Dead Transitions using invariants and state equation in 65 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 449 ms. Remains : 101/101 places, 110/110 transitions.
Ending property specific reduction for SieveSingleMsgMbox-PT-d2m06-UpperBounds-14 in 2791 ms.
[2023-03-19 17:49:15] [INFO ] Flatten gal took : 57 ms
[2023-03-19 17:49:15] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/UpperBounds.sr.xml took 12 ms.
[2023-03-19 17:49:15] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 111 places, 124 transitions and 494 arcs took 2 ms.
Total runtime 20016 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT SieveSingleMsgMbox-PT-d2m06
BK_EXAMINATION: UpperBounds
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/377
Upper Bounds

FORMULA SieveSingleMsgMbox-PT-d2m06-UpperBounds-05 1 TECHNIQUES SEQUENTIAL_PROCESSING TOPOLOGICAL EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA SieveSingleMsgMbox-PT-d2m06-UpperBounds-14 2 TECHNIQUES SEQUENTIAL_PROCESSING TOPOLOGICAL EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679248155718

--------------------
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/377/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/377/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/377/UpperBounds.xml
lola: Rule S: 0 transitions removed,0 places removed
lola: LAUNCH task # 11 (type EXCL) for 0 SieveSingleMsgMbox-PT-d2m06-UpperBounds-05
lola: time limit : 1800 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 6 (type FNDP) for 0 SieveSingleMsgMbox-PT-d2m06-UpperBounds-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 7 (type FNDP) for 3 SieveSingleMsgMbox-PT-d2m06-UpperBounds-14
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 8 (type EQUN) for 3 SieveSingleMsgMbox-PT-d2m06-UpperBounds-14
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: Structural Bound: 1
lola: REPORT NUM
lola: FINISHED task # 11 (type EXCL) for SieveSingleMsgMbox-PT-d2m06-UpperBounds-05
lola: markings : 65
lola: fired transitions : 64
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 6 (type FNDP) for SieveSingleMsgMbox-PT-d2m06-UpperBounds-05 (obsolete)
lola: LAUNCH task # 9 (type EXCL) for 3 SieveSingleMsgMbox-PT-d2m06-UpperBounds-14
lola: time limit : 3600 sec
lola: memory limit: 32 pages
lola: Structural Bound: 6
sara: try reading problem file /home/mcc/execution/377/UpperBounds-8.sara.
sara: place or transition ordering is non-deterministic
sara: warning, failure of lp_solve (at job 26)
lola: REPORT NUM
lola: FINISHED task # 9 (type EXCL) for SieveSingleMsgMbox-PT-d2m06-UpperBounds-14
lola: markings : 72496
lola: fired transitions : 104935
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 7 (type FNDP) for SieveSingleMsgMbox-PT-d2m06-UpperBounds-14 (obsolete)
lola: CANCELED task # 8 (type EQUN) for SieveSingleMsgMbox-PT-d2m06-UpperBounds-14 (obsolete)
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
SieveSingleMsgMbox-PT-d2m06-UpperBounds-05: BOUND 1 state space
SieveSingleMsgMbox-PT-d2m06-UpperBounds-14: BOUND 2 state space


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-d2m06"
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-d2m06, 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-167905976800461"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SieveSingleMsgMbox-PT-d2m06.tgz
mv SieveSingleMsgMbox-PT-d2m06 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 ;