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.r280-smll-167863550300217.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)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool marciexred
Input is NoC3x3-PT-8B, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r280-smll-167863550300217
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.4M
-rw-r--r-- 1 mcc users 7.4K Feb 26 09:59 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K Feb 26 09:59 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Feb 26 09:59 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K Feb 26 09:59 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 16:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 25 16:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.6K Feb 26 10:00 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 84K Feb 26 10:00 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Feb 26 10:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 52K Feb 26 10:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 3.0M 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 booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1678915370115

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=marciexred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=NoC3x3-PT-8B
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-15 21:22:53] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-15 21:22:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-15 21:22:54] [INFO ] Load time of PNML (sax parser for PT used): 674 ms
[2023-03-15 21:22:54] [INFO ] Transformed 9140 places.
[2023-03-15 21:22:54] [INFO ] Transformed 14577 transitions.
[2023-03-15 21:22:54] [INFO ] Found NUPN structural information;
[2023-03-15 21:22:54] [INFO ] Parsed PT model containing 9140 places and 14577 transitions and 30726 arcs in 1010 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 9140/9140 places, 14577/14577 transitions.
Graph (trivial) has 13742 edges and 9140 vertex of which 2397 / 9140 are part of one of the 33 SCC in 76 ms
Free SCC test removed 2364 places
Ensure Unique test removed 3723 transitions
Reduce isomorphic transitions removed 3723 transitions.
Reduce places removed 33 places and 0 transitions.
Drop transitions removed 4098 transitions
Trivial Post-agglo rules discarded 4098 transitions
Performed 4098 trivial Post agglomeration. Transition count delta: 4098
Iterating post reduction 0 with 4131 rules applied. Total rules applied 4132 place count 6743 transition count 6756
Reduce places removed 4098 places and 0 transitions.
Ensure Unique test removed 2376 transitions
Reduce isomorphic transitions removed 2376 transitions.
Drop transitions removed 1200 transitions
Trivial Post-agglo rules discarded 1200 transitions
Performed 1200 trivial Post agglomeration. Transition count delta: 1200
Iterating post reduction 1 with 7674 rules applied. Total rules applied 11806 place count 2645 transition count 3180
Reduce places removed 1200 places and 0 transitions.
Ensure Unique test removed 1200 transitions
Reduce isomorphic transitions removed 1200 transitions.
Drop transitions removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 2 with 2448 rules applied. Total rules applied 14254 place count 1445 transition count 1932
Reduce places removed 48 places and 0 transitions.
Iterating post reduction 3 with 48 rules applied. Total rules applied 14302 place count 1397 transition count 1932
Performed 33 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 33 Pre rules applied. Total rules applied 14302 place count 1397 transition count 1899
Deduced a syphon composed of 33 places in 29 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 4 with 66 rules applied. Total rules applied 14368 place count 1364 transition count 1899
Performed 783 Post agglomeration using F-continuation condition with reduction of 104 identical transitions.
Deduced a syphon composed of 783 places in 1 ms
Reduce places removed 783 places and 0 transitions.
Iterating global reduction 4 with 1566 rules applied. Total rules applied 15934 place count 581 transition count 1012
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 4 with 24 rules applied. Total rules applied 15958 place count 581 transition count 988
Renaming transitions due to excessive name length > 1024 char.
Applied a total of 15958 rules in 854 ms. Remains 581 /9140 variables (removed 8559) and now considering 988/14577 (removed 13589) transitions.
[2023-03-15 21:22:55] [INFO ] Flow matrix only has 888 transitions (discarded 100 similar events)
// Phase 1: matrix 888 rows 581 cols
[2023-03-15 21:22:55] [INFO ] Computed 66 place invariants in 31 ms
[2023-03-15 21:22:56] [INFO ] Implicit Places using invariants in 968 ms returned []
[2023-03-15 21:22:56] [INFO ] Flow matrix only has 888 transitions (discarded 100 similar events)
[2023-03-15 21:22:56] [INFO ] Invariant cache hit.
[2023-03-15 21:22:57] [INFO ] State equation strengthened by 53 read => feed constraints.
[2023-03-15 21:22:58] [INFO ] Implicit Places using invariants and state equation in 1957 ms returned [13, 72, 134, 193, 277, 360, 422, 483, 545]
Discarding 9 places :
Implicit Place search using SMT with State Equation took 2977 ms to find 9 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 572/9140 places, 988/14577 transitions.
Drop transitions removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 572 transition count 964
Reduce places removed 24 places and 0 transitions.
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 48 rules applied. Total rules applied 72 place count 548 transition count 940
Applied a total of 72 rules in 20 ms. Remains 548 /572 variables (removed 24) and now considering 940/988 (removed 48) transitions.
[2023-03-15 21:22:58] [INFO ] Flow matrix only has 840 transitions (discarded 100 similar events)
// Phase 1: matrix 840 rows 548 cols
[2023-03-15 21:22:58] [INFO ] Computed 57 place invariants in 9 ms
[2023-03-15 21:22:59] [INFO ] Implicit Places using invariants in 673 ms returned []
[2023-03-15 21:22:59] [INFO ] Flow matrix only has 840 transitions (discarded 100 similar events)
[2023-03-15 21:22:59] [INFO ] Invariant cache hit.
[2023-03-15 21:22:59] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-15 21:23:00] [INFO ] Implicit Places using invariants and state equation in 1346 ms returned []
Implicit Place search using SMT with State Equation took 2021 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 548/9140 places, 940/14577 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 5873 ms. Remains : 548/9140 places, 940/14577 transitions.
Discarding 297 transitions out of 940. Remains 643
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 84 resets, run finished after 1287 ms. (steps per millisecond=7 ) properties (out of 642) seen :483
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=14 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=16 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 159) seen :0
Running SMT prover for 159 properties.
[2023-03-15 21:23:02] [INFO ] Flow matrix only has 840 transitions (discarded 100 similar events)
[2023-03-15 21:23:02] [INFO ] Invariant cache hit.
[2023-03-15 21:23:05] [INFO ] [Real]Absence check using 57 positive place invariants in 28 ms returned sat
[2023-03-15 21:23:18] [INFO ] After 16293ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:159
[2023-03-15 21:23:21] [INFO ] [Nat]Absence check using 57 positive place invariants in 31 ms returned sat
[2023-03-15 21:23:31] [INFO ] After 8119ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :159
[2023-03-15 21:23:31] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-15 21:23:39] [INFO ] After 8003ms SMT Verify possible using 29 Read/Feed constraints in natural domain returned unsat :0 sat :159
[2023-03-15 21:23:43] [INFO ] After 11701ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :159
Attempting to minimize the solution found.
Minimization took 1 ms.
[2023-03-15 21:23:43] [INFO ] After 25030ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :159
Fused 159 Parikh solutions to 157 different solutions.
Parikh walk visited 0 properties in 135 ms.
Support contains 178 out of 548 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 548/548 places, 940/940 transitions.
Drop transitions removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Iterating post reduction 0 with 33 rules applied. Total rules applied 33 place count 548 transition count 907
Discarding 98 places :
Symmetric choice reduction at 1 with 98 rule applications. Total rules 131 place count 450 transition count 785
Iterating global reduction 1 with 98 rules applied. Total rules applied 229 place count 450 transition count 785
Ensure Unique test removed 77 transitions
Reduce isomorphic transitions removed 77 transitions.
Iterating post reduction 1 with 77 rules applied. Total rules applied 306 place count 450 transition count 708
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -22
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 310 place count 448 transition count 730
Free-agglomeration rule applied 115 times.
Iterating global reduction 2 with 115 rules applied. Total rules applied 425 place count 448 transition count 615
Reduce places removed 115 places and 0 transitions.
Graph (complete) has 1184 edges and 333 vertex of which 326 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.4 ms
Discarding 7 places :
Also discarding 0 output transitions
Iterating post reduction 2 with 116 rules applied. Total rules applied 541 place count 326 transition count 615
Drop transitions removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 548 place count 326 transition count 608
Drop transitions removed 46 transitions
Redundant transition composition rules discarded 46 transitions
Iterating global reduction 4 with 46 rules applied. Total rules applied 594 place count 326 transition count 562
Graph (complete) has 1132 edges and 326 vertex of which 305 are kept as prefixes of interest. Removing 21 places using SCC suffix rule.2 ms
Discarding 21 places :
Also discarding 0 output transitions
Iterating post reduction 4 with 1 rules applied. Total rules applied 595 place count 305 transition count 562
Drop transitions removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 5 with 21 rules applied. Total rules applied 616 place count 305 transition count 541
Partial Free-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 6 with 4 rules applied. Total rules applied 620 place count 305 transition count 541
Applied a total of 620 rules in 197 ms. Remains 305 /548 variables (removed 243) and now considering 541/940 (removed 399) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 198 ms. Remains : 305/548 places, 541/940 transitions.
Interrupted random walk after 696863 steps, including 4 resets, run timeout after 30001 ms. (steps per millisecond=23 ) properties seen 76
Incomplete Best-First random walk after 100000 steps, including 5 resets, run finished after 964 ms. (steps per millisecond=103 ) properties (out of 83) seen :18
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 606 ms. (steps per millisecond=165 ) properties (out of 65) seen :18
Incomplete Best-First random walk after 100001 steps, including 3 resets, run finished after 1323 ms. (steps per millisecond=75 ) properties (out of 47) seen :5
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 715 ms. (steps per millisecond=139 ) properties (out of 42) seen :6
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 1075 ms. (steps per millisecond=93 ) properties (out of 36) seen :3
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 837 ms. (steps per millisecond=119 ) properties (out of 33) seen :4
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 754 ms. (steps per millisecond=132 ) properties (out of 29) seen :4
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 933 ms. (steps per millisecond=107 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 3 resets, run finished after 753 ms. (steps per millisecond=132 ) properties (out of 25) seen :4
Incomplete Best-First random walk after 100000 steps, including 3 resets, run finished after 989 ms. (steps per millisecond=101 ) properties (out of 21) seen :3
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 722 ms. (steps per millisecond=138 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 757 ms. (steps per millisecond=132 ) properties (out of 18) seen :4
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 626 ms. (steps per millisecond=159 ) properties (out of 14) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 809 ms. (steps per millisecond=123 ) properties (out of 12) seen :3
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 638 ms. (steps per millisecond=156 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 554 ms. (steps per millisecond=180 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 799 ms. (steps per millisecond=125 ) properties (out of 9) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 607 ms. (steps per millisecond=164 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 659 ms. (steps per millisecond=151 ) properties (out of 8) seen :1
Running SMT prover for 7 properties.
[2023-03-15 21:24:29] [INFO ] Flow matrix only has 473 transitions (discarded 68 similar events)
// Phase 1: matrix 473 rows 305 cols
[2023-03-15 21:24:29] [INFO ] Computed 57 place invariants in 4 ms
[2023-03-15 21:24:29] [INFO ] [Real]Absence check using 57 positive place invariants in 17 ms returned sat
[2023-03-15 21:24:29] [INFO ] After 302ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:4
[2023-03-15 21:24:29] [INFO ] State equation strengthened by 123 read => feed constraints.
[2023-03-15 21:24:29] [INFO ] After 84ms SMT Verify possible using 123 Read/Feed constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-15 21:24:29] [INFO ] After 555ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-15 21:24:29] [INFO ] [Nat]Absence check using 57 positive place invariants in 23 ms returned sat
[2023-03-15 21:24:30] [INFO ] After 423ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-15 21:24:30] [INFO ] After 241ms SMT Verify possible using 123 Read/Feed constraints in natural domain returned unsat :0 sat :7
[2023-03-15 21:24:30] [INFO ] After 525ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :7
Attempting to minimize the solution found.
Minimization took 176 ms.
[2023-03-15 21:24:30] [INFO ] After 1311ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :7
Fused 7 Parikh solutions to 6 different solutions.
Parikh walk visited 0 properties in 2 ms.
Support contains 13 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 541/541 transitions.
Discarding 29 places :
Symmetric choice reduction at 0 with 29 rule applications. Total rules 29 place count 276 transition count 462
Iterating global reduction 0 with 29 rules applied. Total rules applied 58 place count 276 transition count 462
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -30
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 62 place count 274 transition count 492
Free-agglomeration rule applied 60 times.
Iterating global reduction 0 with 60 rules applied. Total rules applied 122 place count 274 transition count 432
Reduce places removed 60 places and 0 transitions.
Drop transitions removed 14 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 16 transitions.
Graph (complete) has 773 edges and 214 vertex of which 212 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Iterating post reduction 0 with 77 rules applied. Total rules applied 199 place count 212 transition count 416
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 201 place count 212 transition count 414
Drop transitions removed 72 transitions
Redundant transition composition rules discarded 72 transitions
Iterating global reduction 2 with 72 rules applied. Total rules applied 273 place count 212 transition count 342
Graph (complete) has 699 edges and 212 vertex of which 211 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 2 with 1 rules applied. Total rules applied 274 place count 211 transition count 342
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 275 place count 211 transition count 341
Partial Free-agglomeration rule applied 13 times.
Drop transitions removed 13 transitions
Iterating global reduction 4 with 13 rules applied. Total rules applied 288 place count 211 transition count 341
Applied a total of 288 rules in 113 ms. Remains 211 /305 variables (removed 94) and now considering 341/541 (removed 200) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 113 ms. Remains : 211/305 places, 341/541 transitions.
Finished random walk after 2826 steps, including 0 resets, run visited all 7 properties in 86 ms. (steps per millisecond=32 )
Able to resolve query QuasiLiveness after proving 643 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 97528 ms.
ITS solved all properties within timeout

BK_STOP 1678915472286

--------------------
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 QuasiLiveness -timeout 180 -rebuildPNML

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="NoC3x3-PT-8B"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="marciexred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 marciexred"
echo " Input is NoC3x3-PT-8B, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r280-smll-167863550300217"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-8B.tgz
mv NoC3x3-PT-8B execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;