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-167905975200405.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-d1m04, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r421-tajo-167905975200405
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 904K
-rw-r--r-- 1 mcc users 7.2K Feb 26 10:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K Feb 26 10:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Feb 26 10:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Feb 26 10:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 17:05 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Feb 25 17:05 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 17:05 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 17:05 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 10:33 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 128K Feb 26 10:33 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 26 10:32 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 92K Feb 26 10:32 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 450K 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-d1m04-UpperBounds-00
FORMULA_NAME SieveSingleMsgMbox-PT-d1m04-UpperBounds-01
FORMULA_NAME SieveSingleMsgMbox-PT-d1m04-UpperBounds-02
FORMULA_NAME SieveSingleMsgMbox-PT-d1m04-UpperBounds-03
FORMULA_NAME SieveSingleMsgMbox-PT-d1m04-UpperBounds-04
FORMULA_NAME SieveSingleMsgMbox-PT-d1m04-UpperBounds-05
FORMULA_NAME SieveSingleMsgMbox-PT-d1m04-UpperBounds-06
FORMULA_NAME SieveSingleMsgMbox-PT-d1m04-UpperBounds-07
FORMULA_NAME SieveSingleMsgMbox-PT-d1m04-UpperBounds-08
FORMULA_NAME SieveSingleMsgMbox-PT-d1m04-UpperBounds-09
FORMULA_NAME SieveSingleMsgMbox-PT-d1m04-UpperBounds-10
FORMULA_NAME SieveSingleMsgMbox-PT-d1m04-UpperBounds-11
FORMULA_NAME SieveSingleMsgMbox-PT-d1m04-UpperBounds-12
FORMULA_NAME SieveSingleMsgMbox-PT-d1m04-UpperBounds-13
FORMULA_NAME SieveSingleMsgMbox-PT-d1m04-UpperBounds-14
FORMULA_NAME SieveSingleMsgMbox-PT-d1m04-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1679178552318

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-d1m04
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202303021504
[2023-03-18 22:29:14] [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 22:29:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 22:29:14] [INFO ] Load time of PNML (sax parser for PT used): 119 ms
[2023-03-18 22:29:14] [INFO ] Transformed 1295 places.
[2023-03-18 22:29:14] [INFO ] Transformed 749 transitions.
[2023-03-18 22:29:14] [INFO ] Parsed PT model containing 1295 places and 749 transitions and 2996 arcs in 189 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 5 ms.
Deduced a syphon composed of 1036 places in 8 ms
Reduce places removed 1036 places and 0 transitions.
FORMULA SieveSingleMsgMbox-PT-d1m04-UpperBounds-00 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m04-UpperBounds-02 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m04-UpperBounds-03 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m04-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m04-UpperBounds-07 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m04-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m04-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m04-UpperBounds-11 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m04-UpperBounds-13 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m04-UpperBounds-14 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m04-UpperBounds-15 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
// Phase 1: matrix 749 rows 259 cols
[2023-03-18 22:29:14] [INFO ] Computed 6 place invariants in 53 ms
Incomplete random walk after 10000 steps, including 2181 resets, run finished after 178 ms. (steps per millisecond=56 ) properties (out of 5) seen :1
FORMULA SieveSingleMsgMbox-PT-d1m04-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 977 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 957 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 932 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 913 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 4) seen :0
[2023-03-18 22:29:15] [INFO ] Invariant cache hit.
[2023-03-18 22:29:15] [INFO ] [Real]Absence check using 3 positive place invariants in 7 ms returned sat
[2023-03-18 22:29:15] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 3 ms returned sat
[2023-03-18 22:29:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:15] [INFO ] [Real]Absence check using state equation in 164 ms returned sat
[2023-03-18 22:29:15] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 22:29:15] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-18 22:29:15] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2023-03-18 22:29:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:15] [INFO ] [Nat]Absence check using state equation in 123 ms returned sat
[2023-03-18 22:29:15] [INFO ] State equation strengthened by 587 read => feed constraints.
[2023-03-18 22:29:15] [INFO ] [Nat]Added 587 Read/Feed constraints in 154 ms returned sat
[2023-03-18 22:29:16] [INFO ] Deduced a trap composed of 26 places in 208 ms of which 5 ms to minimize.
[2023-03-18 22:29:16] [INFO ] Deduced a trap composed of 38 places in 154 ms of which 1 ms to minimize.
[2023-03-18 22:29:16] [INFO ] Deduced a trap composed of 38 places in 141 ms of which 1 ms to minimize.
[2023-03-18 22:29:16] [INFO ] Deduced a trap composed of 35 places in 123 ms of which 1 ms to minimize.
[2023-03-18 22:29:16] [INFO ] Deduced a trap composed of 56 places in 110 ms of which 1 ms to minimize.
[2023-03-18 22:29:17] [INFO ] Deduced a trap composed of 37 places in 145 ms of which 1 ms to minimize.
[2023-03-18 22:29:17] [INFO ] Deduced a trap composed of 37 places in 130 ms of which 2 ms to minimize.
[2023-03-18 22:29:17] [INFO ] Deduced a trap composed of 33 places in 132 ms of which 1 ms to minimize.
[2023-03-18 22:29:17] [INFO ] Deduced a trap composed of 62 places in 107 ms of which 1 ms to minimize.
[2023-03-18 22:29:17] [INFO ] Deduced a trap composed of 59 places in 103 ms of which 1 ms to minimize.
[2023-03-18 22:29:18] [INFO ] Deduced a trap composed of 33 places in 122 ms of which 0 ms to minimize.
[2023-03-18 22:29:18] [INFO ] Deduced a trap composed of 33 places in 137 ms of which 1 ms to minimize.
[2023-03-18 22:29:18] [INFO ] Deduced a trap composed of 59 places in 112 ms of which 0 ms to minimize.
[2023-03-18 22:29:18] [INFO ] Deduced a trap composed of 62 places in 121 ms of which 1 ms to minimize.
[2023-03-18 22:29:18] [INFO ] Deduced a trap composed of 59 places in 123 ms of which 1 ms to minimize.
[2023-03-18 22:29:19] [INFO ] Deduced a trap composed of 62 places in 121 ms of which 1 ms to minimize.
[2023-03-18 22:29:19] [INFO ] Deduced a trap composed of 62 places in 108 ms of which 0 ms to minimize.
[2023-03-18 22:29:19] [INFO ] Deduced a trap composed of 62 places in 119 ms of which 0 ms to minimize.
[2023-03-18 22:29:20] [INFO ] Trap strengthening (SAT) tested/added 18/18 trap constraints in 4613 ms
[2023-03-18 22:29:20] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-18 22:29:20] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-18 22:29:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:20] [INFO ] [Real]Absence check using state equation in 157 ms returned sat
[2023-03-18 22:29:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 22:29:20] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-18 22:29:20] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2023-03-18 22:29:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:21] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2023-03-18 22:29:21] [INFO ] [Nat]Added 587 Read/Feed constraints in 84 ms returned sat
[2023-03-18 22:29:21] [INFO ] Computed and/alt/rep : 82/233/82 causal constraints (skipped 666 transitions) in 121 ms.
[2023-03-18 22:29:21] [INFO ] Added : 5 causal constraints over 1 iterations in 225 ms. Result :sat
Minimization took 53 ms.
[2023-03-18 22:29:21] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-18 22:29:21] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2023-03-18 22:29:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:21] [INFO ] [Real]Absence check using state equation in 124 ms returned sat
[2023-03-18 22:29:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 22:29:21] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-18 22:29:21] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-18 22:29:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:21] [INFO ] [Nat]Absence check using state equation in 117 ms returned sat
[2023-03-18 22:29:21] [INFO ] [Nat]Added 587 Read/Feed constraints in 144 ms returned sat
[2023-03-18 22:29:22] [INFO ] Deduced a trap composed of 24 places in 112 ms of which 1 ms to minimize.
[2023-03-18 22:29:22] [INFO ] Deduced a trap composed of 22 places in 104 ms of which 1 ms to minimize.
[2023-03-18 22:29:22] [INFO ] Deduced a trap composed of 22 places in 102 ms of which 1 ms to minimize.
[2023-03-18 22:29:22] [INFO ] Deduced a trap composed of 29 places in 107 ms of which 1 ms to minimize.
[2023-03-18 22:29:22] [INFO ] Deduced a trap composed of 106 places in 141 ms of which 1 ms to minimize.
[2023-03-18 22:29:22] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 785 ms
[2023-03-18 22:29:22] [INFO ] Computed and/alt/rep : 82/233/82 causal constraints (skipped 666 transitions) in 97 ms.
[2023-03-18 22:29:23] [INFO ] Added : 18 causal constraints over 4 iterations in 394 ms. Result :sat
Minimization took 238 ms.
[2023-03-18 22:29:23] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-18 22:29:23] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 3 ms returned sat
[2023-03-18 22:29:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:23] [INFO ] [Real]Absence check using state equation in 145 ms returned sat
[2023-03-18 22:29:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 22:29:23] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-18 22:29:23] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-18 22:29:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:23] [INFO ] [Nat]Absence check using state equation in 133 ms returned sat
[2023-03-18 22:29:23] [INFO ] [Nat]Added 587 Read/Feed constraints in 87 ms returned sat
[2023-03-18 22:29:24] [INFO ] Computed and/alt/rep : 82/233/82 causal constraints (skipped 666 transitions) in 94 ms.
[2023-03-18 22:29:24] [INFO ] Added : 10 causal constraints over 2 iterations in 303 ms. Result :sat
Minimization took 244 ms.
Current structural bounds on expressions (after SMT) : [29, 1, 1, 31] Max seen :[0, 0, 0, 0]
FORMULA SieveSingleMsgMbox-PT-d1m04-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Support contains 3 out of 259 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 259/259 places, 749/749 transitions.
Graph (complete) has 1159 edges and 259 vertex of which 241 are kept as prefixes of interest. Removing 18 places using SCC suffix rule.4 ms
Discarding 18 places :
Also discarding 0 output transitions
Drop transitions removed 2 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 242 transitions.
Iterating post reduction 0 with 242 rules applied. Total rules applied 243 place count 241 transition count 507
Discarding 61 places :
Symmetric choice reduction at 1 with 61 rule applications. Total rules 304 place count 180 transition count 230
Iterating global reduction 1 with 61 rules applied. Total rules applied 365 place count 180 transition count 230
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 371 place count 180 transition count 224
Discarding 43 places :
Symmetric choice reduction at 2 with 43 rule applications. Total rules 414 place count 137 transition count 181
Iterating global reduction 2 with 43 rules applied. Total rules applied 457 place count 137 transition count 181
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 2 with 15 rules applied. Total rules applied 472 place count 137 transition count 166
Discarding 26 places :
Symmetric choice reduction at 3 with 26 rule applications. Total rules 498 place count 111 transition count 138
Iterating global reduction 3 with 26 rules applied. Total rules applied 524 place count 111 transition count 138
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 3 with 15 rules applied. Total rules applied 539 place count 111 transition count 123
Discarding 7 places :
Symmetric choice reduction at 4 with 7 rule applications. Total rules 546 place count 104 transition count 114
Iterating global reduction 4 with 7 rules applied. Total rules applied 553 place count 104 transition count 114
Discarding 7 places :
Symmetric choice reduction at 4 with 7 rule applications. Total rules 560 place count 97 transition count 107
Iterating global reduction 4 with 7 rules applied. Total rules applied 567 place count 97 transition count 107
Discarding 4 places :
Symmetric choice reduction at 4 with 4 rule applications. Total rules 571 place count 93 transition count 102
Iterating global reduction 4 with 4 rules applied. Total rules applied 575 place count 93 transition count 102
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 577 place count 93 transition count 100
Discarding 4 places :
Symmetric choice reduction at 5 with 4 rule applications. Total rules 581 place count 89 transition count 96
Iterating global reduction 5 with 4 rules applied. Total rules applied 585 place count 89 transition count 96
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 587 place count 87 transition count 94
Iterating global reduction 5 with 2 rules applied. Total rules applied 589 place count 87 transition count 94
Applied a total of 589 rules in 100 ms. Remains 87 /259 variables (removed 172) and now considering 94/749 (removed 655) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 100 ms. Remains : 87/259 places, 94/749 transitions.
// Phase 1: matrix 94 rows 87 cols
[2023-03-18 22:29:24] [INFO ] Computed 4 place invariants in 3 ms
Incomplete random walk after 1000000 steps, including 224166 resets, run finished after 958 ms. (steps per millisecond=1043 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 103603 resets, run finished after 431 ms. (steps per millisecond=2320 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 102946 resets, run finished after 368 ms. (steps per millisecond=2717 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 103925 resets, run finished after 356 ms. (steps per millisecond=2808 ) properties (out of 3) seen :0
[2023-03-18 22:29:27] [INFO ] Invariant cache hit.
[2023-03-18 22:29:27] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-18 22:29:27] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-18 22:29:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:27] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2023-03-18 22:29:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 22:29:27] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-18 22:29:27] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-18 22:29:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:27] [INFO ] [Nat]Absence check using state equation in 40 ms returned sat
[2023-03-18 22:29:27] [INFO ] State equation strengthened by 36 read => feed constraints.
[2023-03-18 22:29:27] [INFO ] [Nat]Added 36 Read/Feed constraints in 12 ms returned sat
[2023-03-18 22:29:27] [INFO ] Computed and/alt/rep : 24/54/24 causal constraints (skipped 69 transitions) in 6 ms.
[2023-03-18 22:29:27] [INFO ] Deduced a trap composed of 13 places in 46 ms of which 0 ms to minimize.
[2023-03-18 22:29:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 69 ms
[2023-03-18 22:29:27] [INFO ] Added : 16 causal constraints over 4 iterations in 130 ms. Result :sat
Minimization took 33 ms.
[2023-03-18 22:29:27] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-18 22:29:27] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-18 22:29:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:27] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-18 22:29:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 22:29:27] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-18 22:29:27] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-18 22:29:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:27] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2023-03-18 22:29:27] [INFO ] [Nat]Added 36 Read/Feed constraints in 7 ms returned sat
[2023-03-18 22:29:27] [INFO ] Deduced a trap composed of 13 places in 44 ms of which 0 ms to minimize.
[2023-03-18 22:29:27] [INFO ] Deduced a trap composed of 25 places in 29 ms of which 1 ms to minimize.
[2023-03-18 22:29:27] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 93 ms
[2023-03-18 22:29:27] [INFO ] Computed and/alt/rep : 24/54/24 causal constraints (skipped 69 transitions) in 6 ms.
[2023-03-18 22:29:27] [INFO ] Added : 22 causal constraints over 5 iterations in 60 ms. Result :sat
Minimization took 26 ms.
[2023-03-18 22:29:27] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-18 22:29:27] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-18 22:29:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:27] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2023-03-18 22:29:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 22:29:27] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-18 22:29:27] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-18 22:29:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:27] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2023-03-18 22:29:27] [INFO ] [Nat]Added 36 Read/Feed constraints in 9 ms returned sat
[2023-03-18 22:29:27] [INFO ] Computed and/alt/rep : 24/54/24 causal constraints (skipped 69 transitions) in 6 ms.
[2023-03-18 22:29:27] [INFO ] Added : 11 causal constraints over 3 iterations in 32 ms. Result :sat
Minimization took 29 ms.
Current structural bounds on expressions (after SMT) : [29, 1, 4] Max seen :[0, 0, 0]
Support contains 3 out of 87 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 87/87 places, 94/94 transitions.
Applied a total of 0 rules in 5 ms. Remains 87 /87 variables (removed 0) and now considering 94/94 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 87/87 places, 94/94 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 87/87 places, 94/94 transitions.
Applied a total of 0 rules in 5 ms. Remains 87 /87 variables (removed 0) and now considering 94/94 (removed 0) transitions.
[2023-03-18 22:29:28] [INFO ] Invariant cache hit.
[2023-03-18 22:29:28] [INFO ] Implicit Places using invariants in 67 ms returned []
[2023-03-18 22:29:28] [INFO ] Invariant cache hit.
[2023-03-18 22:29:28] [INFO ] State equation strengthened by 36 read => feed constraints.
[2023-03-18 22:29:28] [INFO ] Implicit Places using invariants and state equation in 150 ms returned []
Implicit Place search using SMT with State Equation took 222 ms to find 0 implicit places.
[2023-03-18 22:29:28] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-18 22:29:28] [INFO ] Invariant cache hit.
[2023-03-18 22:29:28] [INFO ] Dead Transitions using invariants and state equation in 59 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 293 ms. Remains : 87/87 places, 94/94 transitions.
Starting property specific reduction for SieveSingleMsgMbox-PT-d1m04-UpperBounds-01
[2023-03-18 22:29:28] [INFO ] Invariant cache hit.
Incomplete random walk after 10000 steps, including 2206 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 1030 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :0
[2023-03-18 22:29:28] [INFO ] Invariant cache hit.
[2023-03-18 22:29:28] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-18 22:29:28] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 4 ms returned sat
[2023-03-18 22:29:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:28] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2023-03-18 22:29:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 22:29:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-18 22:29:28] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 3 ms returned sat
[2023-03-18 22:29:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:28] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-18 22:29:28] [INFO ] State equation strengthened by 36 read => feed constraints.
[2023-03-18 22:29:28] [INFO ] [Nat]Added 36 Read/Feed constraints in 6 ms returned sat
[2023-03-18 22:29:28] [INFO ] Computed and/alt/rep : 24/54/24 causal constraints (skipped 69 transitions) in 4 ms.
[2023-03-18 22:29:28] [INFO ] Deduced a trap composed of 13 places in 76 ms of which 1 ms to minimize.
[2023-03-18 22:29:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 90 ms
[2023-03-18 22:29:28] [INFO ] Added : 16 causal constraints over 4 iterations in 133 ms. Result :sat
Minimization took 19 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 87 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 87/87 places, 94/94 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 86 transition count 93
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 86 transition count 93
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 86 transition count 92
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 4 place count 85 transition count 90
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 85 transition count 90
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 6 place count 84 transition count 89
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 84 transition count 89
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 8 place count 83 transition count 88
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 83 transition count 88
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 10 place count 82 transition count 87
Iterating global reduction 1 with 1 rules applied. Total rules applied 11 place count 82 transition count 87
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 12 place count 81 transition count 86
Iterating global reduction 1 with 1 rules applied. Total rules applied 13 place count 81 transition count 86
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 14 place count 80 transition count 84
Iterating global reduction 1 with 1 rules applied. Total rules applied 15 place count 80 transition count 84
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 16 place count 79 transition count 83
Iterating global reduction 1 with 1 rules applied. Total rules applied 17 place count 79 transition count 83
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 18 place count 78 transition count 82
Iterating global reduction 1 with 1 rules applied. Total rules applied 19 place count 78 transition count 82
Applied a total of 19 rules in 23 ms. Remains 78 /87 variables (removed 9) and now considering 82/94 (removed 12) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 78/87 places, 82/94 transitions.
// Phase 1: matrix 82 rows 78 cols
[2023-03-18 22:29:28] [INFO ] Computed 4 place invariants in 0 ms
Incomplete random walk after 1000000 steps, including 224049 resets, run finished after 808 ms. (steps per millisecond=1237 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 103597 resets, run finished after 342 ms. (steps per millisecond=2923 ) properties (out of 1) seen :0
[2023-03-18 22:29:29] [INFO ] Invariant cache hit.
[2023-03-18 22:29:29] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-18 22:29:29] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-18 22:29:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:29] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2023-03-18 22:29:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 22:29:29] [INFO ] [Nat]Absence check using 2 positive place invariants in 3 ms returned sat
[2023-03-18 22:29:29] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-18 22:29:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:29] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2023-03-18 22:29:29] [INFO ] State equation strengthened by 31 read => feed constraints.
[2023-03-18 22:29:30] [INFO ] [Nat]Added 31 Read/Feed constraints in 7 ms returned sat
[2023-03-18 22:29:30] [INFO ] Computed and/alt/rep : 21/46/21 causal constraints (skipped 60 transitions) in 5 ms.
[2023-03-18 22:29:30] [INFO ] Deduced a trap composed of 11 places in 119 ms of which 0 ms to minimize.
[2023-03-18 22:29:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 138 ms
[2023-03-18 22:29:30] [INFO ] Added : 14 causal constraints over 3 iterations in 177 ms. Result :sat
Minimization took 23 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 78 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 78/78 places, 82/82 transitions.
Applied a total of 0 rules in 4 ms. Remains 78 /78 variables (removed 0) and now considering 82/82 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 78/78 places, 82/82 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 78/78 places, 82/82 transitions.
Applied a total of 0 rules in 3 ms. Remains 78 /78 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-18 22:29:30] [INFO ] Invariant cache hit.
[2023-03-18 22:29:30] [INFO ] Implicit Places using invariants in 55 ms returned []
[2023-03-18 22:29:30] [INFO ] Invariant cache hit.
[2023-03-18 22:29:30] [INFO ] State equation strengthened by 31 read => feed constraints.
[2023-03-18 22:29:30] [INFO ] Implicit Places using invariants and state equation in 140 ms returned []
Implicit Place search using SMT with State Equation took 198 ms to find 0 implicit places.
[2023-03-18 22:29:30] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-18 22:29:30] [INFO ] Invariant cache hit.
[2023-03-18 22:29:30] [INFO ] Dead Transitions using invariants and state equation in 50 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 258 ms. Remains : 78/78 places, 82/82 transitions.
Ending property specific reduction for SieveSingleMsgMbox-PT-d1m04-UpperBounds-01 in 2195 ms.
Starting property specific reduction for SieveSingleMsgMbox-PT-d1m04-UpperBounds-05
// Phase 1: matrix 94 rows 87 cols
[2023-03-18 22:29:30] [INFO ] Computed 4 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 2226 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 965 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 1) seen :0
[2023-03-18 22:29:30] [INFO ] Invariant cache hit.
[2023-03-18 22:29:30] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-18 22:29:30] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-18 22:29:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:30] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2023-03-18 22:29:30] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 22:29:30] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-18 22:29:30] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-18 22:29:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:30] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2023-03-18 22:29:30] [INFO ] State equation strengthened by 36 read => feed constraints.
[2023-03-18 22:29:30] [INFO ] [Nat]Added 36 Read/Feed constraints in 7 ms returned sat
[2023-03-18 22:29:30] [INFO ] Deduced a trap composed of 13 places in 37 ms of which 1 ms to minimize.
[2023-03-18 22:29:30] [INFO ] Deduced a trap composed of 25 places in 25 ms of which 0 ms to minimize.
[2023-03-18 22:29:30] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 74 ms
[2023-03-18 22:29:30] [INFO ] Computed and/alt/rep : 24/54/24 causal constraints (skipped 69 transitions) in 5 ms.
[2023-03-18 22:29:30] [INFO ] Added : 22 causal constraints over 5 iterations in 42 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : [4] Max seen :[0]
Support contains 1 out of 87 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 87/87 places, 94/94 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 86 transition count 93
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 86 transition count 93
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 85 transition count 92
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 85 transition count 92
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 85 transition count 91
Applied a total of 5 rules in 7 ms. Remains 85 /87 variables (removed 2) and now considering 91/94 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 85/87 places, 91/94 transitions.
// Phase 1: matrix 91 rows 85 cols
[2023-03-18 22:29:30] [INFO ] Computed 4 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 224282 resets, run finished after 666 ms. (steps per millisecond=1501 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 103233 resets, run finished after 349 ms. (steps per millisecond=2865 ) properties (out of 1) seen :0
[2023-03-18 22:29:31] [INFO ] Invariant cache hit.
[2023-03-18 22:29:31] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-18 22:29:31] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-18 22:29:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:31] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2023-03-18 22:29:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 22:29:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-18 22:29:31] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-18 22:29:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:31] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2023-03-18 22:29:31] [INFO ] State equation strengthened by 35 read => feed constraints.
[2023-03-18 22:29:31] [INFO ] [Nat]Added 35 Read/Feed constraints in 4 ms returned sat
[2023-03-18 22:29:31] [INFO ] Deduced a trap composed of 13 places in 49 ms of which 1 ms to minimize.
[2023-03-18 22:29:31] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 55 ms
[2023-03-18 22:29:31] [INFO ] Computed and/alt/rep : 23/52/23 causal constraints (skipped 67 transitions) in 3 ms.
[2023-03-18 22:29:32] [INFO ] Deduced a trap composed of 13 places in 50 ms of which 1 ms to minimize.
[2023-03-18 22:29:32] [INFO ] Deduced a trap composed of 25 places in 29 ms of which 0 ms to minimize.
[2023-03-18 22:29:32] [INFO ] Deduced a trap composed of 12 places in 52 ms of which 2 ms to minimize.
[2023-03-18 22:29:32] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 158 ms
[2023-03-18 22:29:32] [INFO ] Added : 21 causal constraints over 5 iterations in 201 ms. Result :sat
Minimization took 15 ms.
Current structural bounds on expressions (after SMT) : [4] Max seen :[0]
Support contains 1 out of 85 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 85/85 places, 91/91 transitions.
Applied a total of 0 rules in 9 ms. Remains 85 /85 variables (removed 0) and now considering 91/91 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 85/85 places, 91/91 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 85/85 places, 91/91 transitions.
Applied a total of 0 rules in 4 ms. Remains 85 /85 variables (removed 0) and now considering 91/91 (removed 0) transitions.
[2023-03-18 22:29:32] [INFO ] Invariant cache hit.
[2023-03-18 22:29:32] [INFO ] Implicit Places using invariants in 64 ms returned []
[2023-03-18 22:29:32] [INFO ] Invariant cache hit.
[2023-03-18 22:29:32] [INFO ] State equation strengthened by 35 read => feed constraints.
[2023-03-18 22:29:32] [INFO ] Implicit Places using invariants and state equation in 167 ms returned []
Implicit Place search using SMT with State Equation took 242 ms to find 0 implicit places.
[2023-03-18 22:29:32] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-18 22:29:32] [INFO ] Invariant cache hit.
[2023-03-18 22:29:32] [INFO ] Dead Transitions using invariants and state equation in 65 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 325 ms. Remains : 85/85 places, 91/91 transitions.
Ending property specific reduction for SieveSingleMsgMbox-PT-d1m04-UpperBounds-05 in 2067 ms.
Starting property specific reduction for SieveSingleMsgMbox-PT-d1m04-UpperBounds-08
// Phase 1: matrix 94 rows 87 cols
[2023-03-18 22:29:32] [INFO ] Computed 4 place invariants in 5 ms
Incomplete random walk after 10000 steps, including 2251 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 1045 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :0
[2023-03-18 22:29:32] [INFO ] Invariant cache hit.
[2023-03-18 22:29:32] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-18 22:29:32] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-18 22:29:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:32] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2023-03-18 22:29:32] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 22:29:32] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-18 22:29:32] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-18 22:29:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:32] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2023-03-18 22:29:32] [INFO ] State equation strengthened by 36 read => feed constraints.
[2023-03-18 22:29:32] [INFO ] [Nat]Added 36 Read/Feed constraints in 16 ms returned sat
[2023-03-18 22:29:32] [INFO ] Computed and/alt/rep : 24/54/24 causal constraints (skipped 69 transitions) in 7 ms.
[2023-03-18 22:29:32] [INFO ] Added : 11 causal constraints over 3 iterations in 43 ms. Result :sat
Minimization took 39 ms.
Current structural bounds on expressions (after SMT) : [4] Max seen :[0]
Support contains 1 out of 87 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 87/87 places, 94/94 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 85 transition count 92
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 85 transition count 92
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 85 transition count 91
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 7 place count 83 transition count 88
Iterating global reduction 1 with 2 rules applied. Total rules applied 9 place count 83 transition count 88
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 10 place count 83 transition count 87
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 11 place count 82 transition count 86
Iterating global reduction 2 with 1 rules applied. Total rules applied 12 place count 82 transition count 86
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 13 place count 81 transition count 85
Iterating global reduction 2 with 1 rules applied. Total rules applied 14 place count 81 transition count 85
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 15 place count 80 transition count 84
Iterating global reduction 2 with 1 rules applied. Total rules applied 16 place count 80 transition count 84
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 17 place count 79 transition count 83
Iterating global reduction 2 with 1 rules applied. Total rules applied 18 place count 79 transition count 83
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 19 place count 78 transition count 81
Iterating global reduction 2 with 1 rules applied. Total rules applied 20 place count 78 transition count 81
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 21 place count 77 transition count 80
Iterating global reduction 2 with 1 rules applied. Total rules applied 22 place count 77 transition count 80
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 23 place count 76 transition count 79
Iterating global reduction 2 with 1 rules applied. Total rules applied 24 place count 76 transition count 79
Applied a total of 24 rules in 22 ms. Remains 76 /87 variables (removed 11) and now considering 79/94 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 76/87 places, 79/94 transitions.
// Phase 1: matrix 79 rows 76 cols
[2023-03-18 22:29:32] [INFO ] Computed 4 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 224053 resets, run finished after 673 ms. (steps per millisecond=1485 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 103476 resets, run finished after 349 ms. (steps per millisecond=2865 ) properties (out of 1) seen :0
[2023-03-18 22:29:33] [INFO ] Invariant cache hit.
[2023-03-18 22:29:33] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-18 22:29:33] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-18 22:29:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:33] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-18 22:29:33] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 22:29:34] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-18 22:29:34] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-18 22:29:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 22:29:34] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2023-03-18 22:29:34] [INFO ] State equation strengthened by 30 read => feed constraints.
[2023-03-18 22:29:34] [INFO ] [Nat]Added 30 Read/Feed constraints in 6 ms returned sat
[2023-03-18 22:29:34] [INFO ] Computed and/alt/rep : 20/44/20 causal constraints (skipped 58 transitions) in 5 ms.
[2023-03-18 22:29:34] [INFO ] Added : 12 causal constraints over 3 iterations in 27 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : [4] Max seen :[0]
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 79/79 transitions.
Applied a total of 0 rules in 3 ms. Remains 76 /76 variables (removed 0) and now considering 79/79 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 76/76 places, 79/79 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 79/79 transitions.
Applied a total of 0 rules in 4 ms. Remains 76 /76 variables (removed 0) and now considering 79/79 (removed 0) transitions.
[2023-03-18 22:29:34] [INFO ] Invariant cache hit.
[2023-03-18 22:29:34] [INFO ] Implicit Places using invariants in 93 ms returned []
[2023-03-18 22:29:34] [INFO ] Invariant cache hit.
[2023-03-18 22:29:34] [INFO ] State equation strengthened by 30 read => feed constraints.
[2023-03-18 22:29:34] [INFO ] Implicit Places using invariants and state equation in 134 ms returned []
Implicit Place search using SMT with State Equation took 250 ms to find 0 implicit places.
[2023-03-18 22:29:34] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-18 22:29:34] [INFO ] Invariant cache hit.
[2023-03-18 22:29:34] [INFO ] Dead Transitions using invariants and state equation in 69 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 335 ms. Remains : 76/76 places, 79/79 transitions.
Ending property specific reduction for SieveSingleMsgMbox-PT-d1m04-UpperBounds-08 in 1894 ms.
[2023-03-18 22:29:34] [INFO ] Flatten gal took : 71 ms
[2023-03-18 22:29:34] [INFO ] Applying decomposition
[2023-03-18 22:29:34] [INFO ] Flatten gal took : 8 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/graph1133548362871877767.txt' '-o' '/tmp/graph1133548362871877767.bin' '-w' '/tmp/graph1133548362871877767.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/louvain-linux64' '/tmp/graph1133548362871877767.bin' '-l' '-1' '-v' '-w' '/tmp/graph1133548362871877767.weights' '-q' '0' '-e' '0.001'
[2023-03-18 22:29:34] [INFO ] Decomposing Gal with order
[2023-03-18 22:29:34] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-18 22:29:34] [INFO ] Removed a total of 84 redundant transitions.
[2023-03-18 22:29:34] [INFO ] Flatten gal took : 54 ms
[2023-03-18 22:29:34] [INFO ] Fuse similar labels procedure discarded/fused a total of 60 labels/synchronizations in 8 ms.
[2023-03-18 22:29:34] [INFO ] Time to serialize gal into /tmp/UpperBounds5945664809522054630.gal : 5 ms
[2023-03-18 22:29:35] [INFO ] Time to serialize properties into /tmp/UpperBounds15153870531426168156.prop : 1 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/UpperBounds5945664809522054630.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds15153870531426168156.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 ...284
Loading property file /tmp/UpperBounds15153870531426168156.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,915,0.057989,5104,231,157,2220,745,280,3719,105,3090,0
Total reachable state count : 915

Verifying 3 reachability properties.
Min sum of variable value : 0
Maximum sum along a path : 0
Bounds property SieveSingleMsgMbox-PT-d1m04-UpperBounds-01 :0 <= i7.u8.p50 <= 0
FORMULA SieveSingleMsgMbox-PT-d1m04-UpperBounds-01 0 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-d1m04-UpperBounds-01,0,0.059749,5104,1,0,2220,745,383,3719,126,3090,360
Min sum of variable value : 0
Maximum sum along a path : 0
Bounds property SieveSingleMsgMbox-PT-d1m04-UpperBounds-05 :0 <= i2.u7.l129 <= 0
FORMULA SieveSingleMsgMbox-PT-d1m04-UpperBounds-05 0 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-d1m04-UpperBounds-05,0,0.060051,5104,1,0,2220,745,410,3719,134,3090,455
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property SieveSingleMsgMbox-PT-d1m04-UpperBounds-08 :0 <= i1.u9.l38 <= 1
FORMULA SieveSingleMsgMbox-PT-d1m04-UpperBounds-08 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-d1m04-UpperBounds-08,0,0.060221,5104,1,0,2220,745,429,3719,135,3090,488
Total runtime 20629 ms.

BK_STOP 1679178575427

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ 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-d1m04"
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-d1m04, 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-167905975200405"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SieveSingleMsgMbox-PT-d1m04.tgz
mv SieveSingleMsgMbox-PT-d1m04 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 ;