Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r329-tall-167889202500813.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is RingSingleMessageInMbox-PT-d0m040, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r329-tall-167889202500813
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 588K
-rw-r--r-- 1 mcc users 6.6K Feb 26 05:00 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K Feb 26 05:00 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Feb 26 05:00 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Feb 26 05:00 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 16:45 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:45 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Feb 26 05:01 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 166K Feb 26 05:01 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 26 05:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 108K Feb 26 05:01 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 16:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:45 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 64K 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 RingSingleMessageInMbox-PT-d0m040-UpperBounds-00
FORMULA_NAME RingSingleMessageInMbox-PT-d0m040-UpperBounds-01
FORMULA_NAME RingSingleMessageInMbox-PT-d0m040-UpperBounds-02
FORMULA_NAME RingSingleMessageInMbox-PT-d0m040-UpperBounds-03
FORMULA_NAME RingSingleMessageInMbox-PT-d0m040-UpperBounds-04
FORMULA_NAME RingSingleMessageInMbox-PT-d0m040-UpperBounds-05
FORMULA_NAME RingSingleMessageInMbox-PT-d0m040-UpperBounds-06
FORMULA_NAME RingSingleMessageInMbox-PT-d0m040-UpperBounds-07
FORMULA_NAME RingSingleMessageInMbox-PT-d0m040-UpperBounds-08
FORMULA_NAME RingSingleMessageInMbox-PT-d0m040-UpperBounds-09
FORMULA_NAME RingSingleMessageInMbox-PT-d0m040-UpperBounds-10
FORMULA_NAME RingSingleMessageInMbox-PT-d0m040-UpperBounds-11
FORMULA_NAME RingSingleMessageInMbox-PT-d0m040-UpperBounds-12
FORMULA_NAME RingSingleMessageInMbox-PT-d0m040-UpperBounds-13
FORMULA_NAME RingSingleMessageInMbox-PT-d0m040-UpperBounds-14
FORMULA_NAME RingSingleMessageInMbox-PT-d0m040-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1679171414435

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RingSingleMessageInMbox-PT-d0m040
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-18 20:30:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-18 20:30:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 20:30:16] [INFO ] Load time of PNML (sax parser for PT used): 52 ms
[2023-03-18 20:30:16] [INFO ] Transformed 385 places.
[2023-03-18 20:30:16] [INFO ] Transformed 59 transitions.
[2023-03-18 20:30:16] [INFO ] Parsed PT model containing 385 places and 59 transitions and 236 arcs in 113 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
Deduced a syphon composed of 329 places in 1 ms
Reduce places removed 329 places and 0 transitions.
FORMULA RingSingleMessageInMbox-PT-d0m040-UpperBounds-01 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d0m040-UpperBounds-02 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d0m040-UpperBounds-05 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d0m040-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d0m040-UpperBounds-07 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d0m040-UpperBounds-08 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d0m040-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d0m040-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d0m040-UpperBounds-11 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d0m040-UpperBounds-12 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d0m040-UpperBounds-13 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d0m040-UpperBounds-14 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d0m040-UpperBounds-15 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
// Phase 1: matrix 59 rows 56 cols
[2023-03-18 20:30:16] [INFO ] Computed 5 place invariants in 14 ms
Incomplete random walk after 10000 steps, including 2123 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10000 steps, including 951 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10000 steps, including 945 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10001 steps, including 932 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 3) seen :1
[2023-03-18 20:30:16] [INFO ] Invariant cache hit.
[2023-03-18 20:30:16] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2023-03-18 20:30:16] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 2 ms returned sat
[2023-03-18 20:30:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 20:30:16] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2023-03-18 20:30:16] [INFO ] State equation strengthened by 27 read => feed constraints.
[2023-03-18 20:30:16] [INFO ] [Real]Added 27 Read/Feed constraints in 5 ms returned sat
[2023-03-18 20:30:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 20:30:16] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-18 20:30:16] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-18 20:30:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 20:30:16] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-18 20:30:16] [INFO ] [Nat]Added 27 Read/Feed constraints in 4 ms returned sat
[2023-03-18 20:30:16] [INFO ] Computed and/alt/rep : 18/36/18 causal constraints (skipped 40 transitions) in 7 ms.
[2023-03-18 20:30:16] [INFO ] Added : 1 causal constraints over 1 iterations in 21 ms. Result :sat
Minimization took 9 ms.
[2023-03-18 20:30:16] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-18 20:30:16] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-18 20:30:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 20:30:16] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2023-03-18 20:30:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 20:30:16] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-18 20:30:16] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-18 20:30:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 20:30:16] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2023-03-18 20:30:16] [INFO ] [Nat]Added 27 Read/Feed constraints in 3 ms returned sat
[2023-03-18 20:30:16] [INFO ] Computed and/alt/rep : 18/36/18 causal constraints (skipped 40 transitions) in 5 ms.
[2023-03-18 20:30:16] [INFO ] Added : 7 causal constraints over 2 iterations in 23 ms. Result :sat
Minimization took 8 ms.
[2023-03-18 20:30:16] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-18 20:30:16] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 4 ms returned sat
[2023-03-18 20:30:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 20:30:16] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2023-03-18 20:30:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 20:30:17] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-18 20:30:17] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-18 20:30:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 20:30:17] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-18 20:30:17] [INFO ] [Nat]Added 27 Read/Feed constraints in 4 ms returned sat
[2023-03-18 20:30:17] [INFO ] Computed and/alt/rep : 18/36/18 causal constraints (skipped 40 transitions) in 9 ms.
[2023-03-18 20:30:17] [INFO ] Added : 12 causal constraints over 4 iterations in 42 ms. Result :sat
Minimization took 10 ms.
Current structural bounds on expressions (after SMT) : [103, 1, 1] Max seen :[2, 0, 0]
FORMULA RingSingleMessageInMbox-PT-d0m040-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA RingSingleMessageInMbox-PT-d0m040-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Support contains 1 out of 56 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 56/56 places, 59/59 transitions.
Graph (complete) has 148 edges and 56 vertex of which 53 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 53 transition count 56
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 11 place count 46 transition count 47
Iterating global reduction 1 with 7 rules applied. Total rules applied 18 place count 46 transition count 47
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 19 place count 45 transition count 46
Iterating global reduction 1 with 1 rules applied. Total rules applied 20 place count 45 transition count 46
Applied a total of 20 rules in 24 ms. Remains 45 /56 variables (removed 11) and now considering 46/59 (removed 13) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 45/56 places, 46/59 transitions.
// Phase 1: matrix 46 rows 45 cols
[2023-03-18 20:30:17] [INFO ] Computed 4 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 217198 resets, run finished after 600 ms. (steps per millisecond=1666 ) properties (out of 1) seen :4
Incomplete Best-First random walk after 1000000 steps, including 93278 resets, run finished after 329 ms. (steps per millisecond=3039 ) properties (out of 1) seen :3
[2023-03-18 20:30:18] [INFO ] Invariant cache hit.
[2023-03-18 20:30:18] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-18 20:30:18] [INFO ] [Real]Absence check using 1 positive and 3 generalized place invariants in 3 ms returned sat
[2023-03-18 20:30:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 20:30:18] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2023-03-18 20:30:18] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-18 20:30:18] [INFO ] [Real]Added 18 Read/Feed constraints in 3 ms returned sat
[2023-03-18 20:30:18] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 20:30:18] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-18 20:30:18] [INFO ] [Nat]Absence check using 1 positive and 3 generalized place invariants in 0 ms returned sat
[2023-03-18 20:30:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 20:30:18] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2023-03-18 20:30:18] [INFO ] [Nat]Added 18 Read/Feed constraints in 2 ms returned sat
[2023-03-18 20:30:18] [INFO ] Computed and/alt/rep : 11/26/11 causal constraints (skipped 34 transitions) in 4 ms.
[2023-03-18 20:30:18] [INFO ] Added : 1 causal constraints over 1 iterations in 15 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : [103] Max seen :[4]
Support contains 1 out of 45 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 46/46 transitions.
Applied a total of 0 rules in 5 ms. Remains 45 /45 variables (removed 0) and now considering 46/46 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 45/45 places, 46/46 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 46/46 transitions.
Applied a total of 0 rules in 4 ms. Remains 45 /45 variables (removed 0) and now considering 46/46 (removed 0) transitions.
[2023-03-18 20:30:18] [INFO ] Invariant cache hit.
[2023-03-18 20:30:18] [INFO ] Implicit Places using invariants in 50 ms returned []
[2023-03-18 20:30:18] [INFO ] Invariant cache hit.
[2023-03-18 20:30:18] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-18 20:30:18] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 122 ms to find 0 implicit places.
[2023-03-18 20:30:18] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-18 20:30:18] [INFO ] Invariant cache hit.
[2023-03-18 20:30:18] [INFO ] Dead Transitions using invariants and state equation in 41 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 174 ms. Remains : 45/45 places, 46/46 transitions.
[2023-03-18 20:30:18] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 217487 resets, run finished after 494 ms. (steps per millisecond=2024 ) properties (out of 1) seen :4
Incomplete Best-First random walk after 1000001 steps, including 93643 resets, run finished after 259 ms. (steps per millisecond=3861 ) properties (out of 1) seen :3
[2023-03-18 20:30:19] [INFO ] Invariant cache hit.
[2023-03-18 20:30:19] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-18 20:30:19] [INFO ] [Real]Absence check using 1 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-18 20:30:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 20:30:19] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2023-03-18 20:30:19] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-18 20:30:19] [INFO ] [Real]Added 18 Read/Feed constraints in 2 ms returned sat
[2023-03-18 20:30:19] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 20:30:19] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-18 20:30:19] [INFO ] [Nat]Absence check using 1 positive and 3 generalized place invariants in 2 ms returned sat
[2023-03-18 20:30:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 20:30:19] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2023-03-18 20:30:19] [INFO ] [Nat]Added 18 Read/Feed constraints in 5 ms returned sat
[2023-03-18 20:30:19] [INFO ] Computed and/alt/rep : 11/26/11 causal constraints (skipped 34 transitions) in 6 ms.
[2023-03-18 20:30:19] [INFO ] Added : 1 causal constraints over 1 iterations in 14 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : [103] Max seen :[4]
Support contains 1 out of 45 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 46/46 transitions.
Applied a total of 0 rules in 4 ms. Remains 45 /45 variables (removed 0) and now considering 46/46 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 45/45 places, 46/46 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 46/46 transitions.
Applied a total of 0 rules in 4 ms. Remains 45 /45 variables (removed 0) and now considering 46/46 (removed 0) transitions.
[2023-03-18 20:30:19] [INFO ] Invariant cache hit.
[2023-03-18 20:30:19] [INFO ] Implicit Places using invariants in 42 ms returned []
[2023-03-18 20:30:19] [INFO ] Invariant cache hit.
[2023-03-18 20:30:19] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-18 20:30:19] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 124 ms to find 0 implicit places.
[2023-03-18 20:30:19] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-18 20:30:19] [INFO ] Invariant cache hit.
[2023-03-18 20:30:19] [INFO ] Dead Transitions using invariants and state equation in 48 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 183 ms. Remains : 45/45 places, 46/46 transitions.
Starting property specific reduction for RingSingleMessageInMbox-PT-d0m040-UpperBounds-00
[2023-03-18 20:30:19] [INFO ] Invariant cache hit.
Incomplete random walk after 10000 steps, including 2135 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :2
Incomplete Best-First random walk after 10000 steps, including 924 resets, run finished after 3 ms. (steps per millisecond=3333 ) properties (out of 1) seen :2
[2023-03-18 20:30:19] [INFO ] Invariant cache hit.
[2023-03-18 20:30:19] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-18 20:30:19] [INFO ] [Real]Absence check using 1 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-18 20:30:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 20:30:19] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2023-03-18 20:30:19] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-18 20:30:19] [INFO ] [Real]Added 18 Read/Feed constraints in 1 ms returned sat
[2023-03-18 20:30:19] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 20:30:19] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-18 20:30:19] [INFO ] [Nat]Absence check using 1 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-18 20:30:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 20:30:19] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2023-03-18 20:30:19] [INFO ] [Nat]Added 18 Read/Feed constraints in 2 ms returned sat
[2023-03-18 20:30:19] [INFO ] Computed and/alt/rep : 11/26/11 causal constraints (skipped 34 transitions) in 3 ms.
[2023-03-18 20:30:19] [INFO ] Added : 1 causal constraints over 1 iterations in 16 ms. Result :sat
Minimization took 8 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[2]
Support contains 1 out of 45 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 46/46 transitions.
Applied a total of 0 rules in 6 ms. Remains 45 /45 variables (removed 0) and now considering 46/46 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 45/45 places, 46/46 transitions.
[2023-03-18 20:30:19] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 216852 resets, run finished after 483 ms. (steps per millisecond=2070 ) properties (out of 1) seen :3
Incomplete Best-First random walk after 1000001 steps, including 93270 resets, run finished after 246 ms. (steps per millisecond=4065 ) properties (out of 1) seen :4
[2023-03-18 20:30:20] [INFO ] Invariant cache hit.
[2023-03-18 20:30:20] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-18 20:30:20] [INFO ] [Real]Absence check using 1 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-18 20:30:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 20:30:20] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2023-03-18 20:30:20] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-18 20:30:20] [INFO ] [Real]Added 18 Read/Feed constraints in 2 ms returned sat
[2023-03-18 20:30:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 20:30:20] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-18 20:30:20] [INFO ] [Nat]Absence check using 1 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-18 20:30:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 20:30:20] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2023-03-18 20:30:20] [INFO ] [Nat]Added 18 Read/Feed constraints in 1 ms returned sat
[2023-03-18 20:30:20] [INFO ] Computed and/alt/rep : 11/26/11 causal constraints (skipped 34 transitions) in 3 ms.
[2023-03-18 20:30:20] [INFO ] Added : 1 causal constraints over 1 iterations in 11 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[4]
Support contains 1 out of 45 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 46/46 transitions.
Applied a total of 0 rules in 3 ms. Remains 45 /45 variables (removed 0) and now considering 46/46 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 45/45 places, 46/46 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 46/46 transitions.
Applied a total of 0 rules in 3 ms. Remains 45 /45 variables (removed 0) and now considering 46/46 (removed 0) transitions.
[2023-03-18 20:30:20] [INFO ] Invariant cache hit.
[2023-03-18 20:30:20] [INFO ] Implicit Places using invariants in 42 ms returned []
[2023-03-18 20:30:20] [INFO ] Invariant cache hit.
[2023-03-18 20:30:20] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-18 20:30:20] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 111 ms to find 0 implicit places.
[2023-03-18 20:30:20] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-18 20:30:20] [INFO ] Invariant cache hit.
[2023-03-18 20:30:20] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 156 ms. Remains : 45/45 places, 46/46 transitions.
[2023-03-18 20:30:20] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 216530 resets, run finished after 479 ms. (steps per millisecond=2087 ) properties (out of 1) seen :3
Incomplete Best-First random walk after 1000001 steps, including 93110 resets, run finished after 253 ms. (steps per millisecond=3952 ) properties (out of 1) seen :4
[2023-03-18 20:30:21] [INFO ] Invariant cache hit.
[2023-03-18 20:30:21] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-18 20:30:21] [INFO ] [Real]Absence check using 1 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-18 20:30:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 20:30:21] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2023-03-18 20:30:21] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-18 20:30:21] [INFO ] [Real]Added 18 Read/Feed constraints in 4 ms returned sat
[2023-03-18 20:30:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 20:30:21] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-18 20:30:21] [INFO ] [Nat]Absence check using 1 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-18 20:30:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 20:30:21] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2023-03-18 20:30:21] [INFO ] [Nat]Added 18 Read/Feed constraints in 2 ms returned sat
[2023-03-18 20:30:21] [INFO ] Computed and/alt/rep : 11/26/11 causal constraints (skipped 34 transitions) in 3 ms.
[2023-03-18 20:30:21] [INFO ] Added : 1 causal constraints over 1 iterations in 13 ms. Result :sat
Minimization took 9 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[4]
Support contains 1 out of 45 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 46/46 transitions.
Applied a total of 0 rules in 3 ms. Remains 45 /45 variables (removed 0) and now considering 46/46 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 45/45 places, 46/46 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 46/46 transitions.
Applied a total of 0 rules in 3 ms. Remains 45 /45 variables (removed 0) and now considering 46/46 (removed 0) transitions.
[2023-03-18 20:30:21] [INFO ] Invariant cache hit.
[2023-03-18 20:30:21] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-18 20:30:21] [INFO ] Invariant cache hit.
[2023-03-18 20:30:21] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-18 20:30:21] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 95 ms to find 0 implicit places.
[2023-03-18 20:30:21] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-18 20:30:21] [INFO ] Invariant cache hit.
[2023-03-18 20:30:21] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 135 ms. Remains : 45/45 places, 46/46 transitions.
Ending property specific reduction for RingSingleMessageInMbox-PT-d0m040-UpperBounds-00 in 2121 ms.
[2023-03-18 20:30:21] [INFO ] Flatten gal took : 24 ms
[2023-03-18 20:30:21] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/UpperBounds.sr.xml took 1 ms.
[2023-03-18 20:30:21] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 45 places, 46 transitions and 182 arcs took 1 ms.
Total runtime 5557 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --maxsum=/tmp/558/ub_0_
FORMULA RingSingleMessageInMbox-PT-d0m040-UpperBounds-00 38 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN

BK_STOP 1679171423174

--------------------
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
mcc2023
ub formula name RingSingleMessageInMbox-PT-d0m040-UpperBounds-00
ub formula formula --maxsum=/tmp/558/ub_0_
pnml2lts-sym: Exploration order is bfs-prev
pnml2lts-sym: Saturation strategy is sat
pnml2lts-sym: Guided search strategy is unguided
pnml2lts-sym: Attractor strategy is default
pnml2lts-sym: opening model.pnml
pnml2lts-sym: Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-sym: Petri net has 45 places, 46 transitions and 182 arcs
pnml2lts-sym: Petri net RingSingleMessageInMbox_PT_d0m040 analyzed
pnml2lts-sym: There are no safe places
pnml2lts-sym: Loading Petri net took 0.000 real 0.010 user 0.000 sys
pnml2lts-sym: Initializing regrouping layer
pnml2lts-sym: Regroup specification: bs,w2W,ru,hf
pnml2lts-sym: Regroup Boost's Sloan
pnml2lts-sym: Regroup over-approximate must-write to may-write
pnml2lts-sym: Regroup Row sUbsume
pnml2lts-sym: Reqroup Horizontal Flip
pnml2lts-sym: Regrouping: 46->44 groups
pnml2lts-sym: Regrouping took 0.000 real 0.000 user 0.000 sys
pnml2lts-sym: state vector length is 45; there are 44 groups
pnml2lts-sym: Computing maximum sum over 1 state variables.
pnml2lts-sym: Creating a multi-core ListDD domain.
pnml2lts-sym: Sylvan allocates 15.000 GB virtual memory for nodes table and operation cache.
pnml2lts-sym: Initial nodes table and operation cache requires 60.00 MB.
pnml2lts-sym: Using GBgetTransitionsShortR2W as next-state function
pnml2lts-sym: got initial state
pnml2lts-sym: Exploration took 3858 group checks and 0 next state calls
pnml2lts-sym: reachability took 0.250 real 0.960 user 0.030 sys
pnml2lts-sym: counting visited states...
pnml2lts-sym: counting took 0.000 real 0.010 user 0.000 sys
pnml2lts-sym: state space has 2389030 states, 13707 nodes
pnml2lts-sym: Maximum sum of /tmp/558/ub_0_ is: 38
pnml2lts-sym: group_next: 4454 nodes total
pnml2lts-sym: group_explored: 6243 nodes, 10005 short vectors total
pnml2lts-sym: max token count: 40

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="RingSingleMessageInMbox-PT-d0m040"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is RingSingleMessageInMbox-PT-d0m040, 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 r329-tall-167889202500813"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RingSingleMessageInMbox-PT-d0m040.tgz
mv RingSingleMessageInMbox-PT-d0m040 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 ;