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.r263-smll-167863538100311.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 lolaxred
Input is NoC3x3-PT-6A, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r263-smll-167863538100311
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 736K
-rw-r--r-- 1 mcc users 7.5K Feb 26 10:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K Feb 26 10:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Feb 26 09:59 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K 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 6.1K Jan 29 11:40 GenericPropertiesVerdict.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 2.2K Feb 25 16:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.8K Feb 26 10:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 104K Feb 26 10:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Feb 26 10:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 61K Feb 26 10:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K 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 297K 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

here is the order used to build the result vector(from text file)
FORMULA_NAME NoC3x3-PT-6A-ReachabilityFireability-00
FORMULA_NAME NoC3x3-PT-6A-ReachabilityFireability-01
FORMULA_NAME NoC3x3-PT-6A-ReachabilityFireability-02
FORMULA_NAME NoC3x3-PT-6A-ReachabilityFireability-03
FORMULA_NAME NoC3x3-PT-6A-ReachabilityFireability-04
FORMULA_NAME NoC3x3-PT-6A-ReachabilityFireability-05
FORMULA_NAME NoC3x3-PT-6A-ReachabilityFireability-06
FORMULA_NAME NoC3x3-PT-6A-ReachabilityFireability-07
FORMULA_NAME NoC3x3-PT-6A-ReachabilityFireability-08
FORMULA_NAME NoC3x3-PT-6A-ReachabilityFireability-09
FORMULA_NAME NoC3x3-PT-6A-ReachabilityFireability-10
FORMULA_NAME NoC3x3-PT-6A-ReachabilityFireability-11
FORMULA_NAME NoC3x3-PT-6A-ReachabilityFireability-12
FORMULA_NAME NoC3x3-PT-6A-ReachabilityFireability-13
FORMULA_NAME NoC3x3-PT-6A-ReachabilityFireability-14
FORMULA_NAME NoC3x3-PT-6A-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1678764221936

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=NoC3x3-PT-6A
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-14 03:23:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2023-03-14 03:23:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-14 03:23:45] [INFO ] Load time of PNML (sax parser for PT used): 248 ms
[2023-03-14 03:23:45] [INFO ] Transformed 512 places.
[2023-03-14 03:23:45] [INFO ] Transformed 1117 transitions.
[2023-03-14 03:23:45] [INFO ] Found NUPN structural information;
[2023-03-14 03:23:45] [INFO ] Parsed PT model containing 512 places and 1117 transitions and 4279 arcs in 449 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 28 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 26 resets, run finished after 801 ms. (steps per millisecond=12 ) properties (out of 16) seen :11
FORMULA NoC3x3-PT-6A-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-6A-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-6A-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-6A-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-6A-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-6A-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-6A-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-6A-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-6A-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-6A-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-6A-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 119 ms. (steps per millisecond=84 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-14 03:23:47] [INFO ] Flow matrix only has 1075 transitions (discarded 42 similar events)
// Phase 1: matrix 1075 rows 512 cols
[2023-03-14 03:23:47] [INFO ] Computed 66 place invariants in 35 ms
[2023-03-14 03:23:48] [INFO ] After 698ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-14 03:23:48] [INFO ] [Nat]Absence check using 66 positive place invariants in 50 ms returned sat
[2023-03-14 03:24:00] [INFO ] After 11706ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :4
[2023-03-14 03:24:00] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-14 03:24:05] [INFO ] After 4691ms SMT Verify possible using 41 Read/Feed constraints in natural domain returned unsat :1 sat :4
[2023-03-14 03:24:07] [INFO ] Deduced a trap composed of 36 places in 157 ms of which 10 ms to minimize.
[2023-03-14 03:24:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 677 ms
[2023-03-14 03:24:10] [INFO ] Deduced a trap composed of 55 places in 231 ms of which 2 ms to minimize.
[2023-03-14 03:24:11] [INFO ] Deduced a trap composed of 45 places in 202 ms of which 2 ms to minimize.
[2023-03-14 03:24:11] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1767 ms
[2023-03-14 03:24:11] [INFO ] After 11363ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :4
Attempting to minimize the solution found.
Minimization took 1399 ms.
[2023-03-14 03:24:13] [INFO ] After 25011ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :3
FORMULA NoC3x3-PT-6A-ReachabilityFireability-11 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 5 Parikh solutions to 4 different solutions.
Parikh walk visited 0 properties in 191 ms.
Support contains 88 out of 512 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 512/512 places, 1117/1117 transitions.
Discarding 54 places :
Symmetric choice reduction at 0 with 54 rule applications. Total rules 54 place count 458 transition count 915
Iterating global reduction 0 with 54 rules applied. Total rules applied 108 place count 458 transition count 915
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -25
Deduced a syphon composed of 3 places in 3 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 114 place count 455 transition count 940
Free-agglomeration rule applied 23 times.
Iterating global reduction 0 with 23 rules applied. Total rules applied 137 place count 455 transition count 917
Reduce places removed 23 places and 0 transitions.
Iterating post reduction 0 with 23 rules applied. Total rules applied 160 place count 432 transition count 917
Applied a total of 160 rules in 267 ms. Remains 432 /512 variables (removed 80) and now considering 917/1117 (removed 200) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 269 ms. Remains : 432/512 places, 917/1117 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 290 ms. (steps per millisecond=34 ) properties (out of 4) seen :1
FORMULA NoC3x3-PT-6A-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-14 03:24:14] [INFO ] Flow matrix only has 900 transitions (discarded 17 similar events)
// Phase 1: matrix 900 rows 432 cols
[2023-03-14 03:24:14] [INFO ] Computed 66 place invariants in 8 ms
[2023-03-14 03:24:14] [INFO ] After 184ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-14 03:24:14] [INFO ] [Nat]Absence check using 66 positive place invariants in 49 ms returned sat
[2023-03-14 03:24:15] [INFO ] After 1259ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-14 03:24:15] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-14 03:24:17] [INFO ] After 1223ms SMT Verify possible using 41 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-14 03:24:18] [INFO ] Deduced a trap composed of 18 places in 148 ms of which 2 ms to minimize.
[2023-03-14 03:24:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 276 ms
[2023-03-14 03:24:18] [INFO ] After 2993ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 2539 ms.
[2023-03-14 03:24:21] [INFO ] After 7074ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 80 ms.
Support contains 79 out of 432 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 432/432 places, 917/917 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 429 transition count 904
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 429 transition count 904
Applied a total of 6 rules in 39 ms. Remains 429 /432 variables (removed 3) and now considering 904/917 (removed 13) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 429/432 places, 904/917 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 208 ms. (steps per millisecond=48 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 153528 steps, run timeout after 3001 ms. (steps per millisecond=51 ) properties seen :{}
Probabilistic random walk after 153528 steps, saw 140163 distinct states, run finished after 3003 ms. (steps per millisecond=51 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-14 03:24:24] [INFO ] Flow matrix only has 887 transitions (discarded 17 similar events)
// Phase 1: matrix 887 rows 429 cols
[2023-03-14 03:24:24] [INFO ] Computed 66 place invariants in 8 ms
[2023-03-14 03:24:25] [INFO ] After 107ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-14 03:24:25] [INFO ] [Nat]Absence check using 66 positive place invariants in 21 ms returned sat
[2023-03-14 03:24:26] [INFO ] After 1653ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-14 03:24:26] [INFO ] State equation strengthened by 41 read => feed constraints.
[2023-03-14 03:24:31] [INFO ] After 4773ms SMT Verify possible using 41 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-14 03:24:32] [INFO ] After 5897ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 3944 ms.
[2023-03-14 03:24:36] [INFO ] After 11654ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 2 ms.
Support contains 79 out of 429 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 429/429 places, 904/904 transitions.
Applied a total of 0 rules in 32 ms. Remains 429 /429 variables (removed 0) and now considering 904/904 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 429/429 places, 904/904 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 429/429 places, 904/904 transitions.
Applied a total of 0 rules in 33 ms. Remains 429 /429 variables (removed 0) and now considering 904/904 (removed 0) transitions.
[2023-03-14 03:24:36] [INFO ] Flow matrix only has 887 transitions (discarded 17 similar events)
[2023-03-14 03:24:36] [INFO ] Invariant cache hit.
[2023-03-14 03:24:37] [INFO ] Implicit Places using invariants in 446 ms returned [11, 46, 92, 192, 276, 325, 363, 412]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 451 ms to find 8 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 421/429 places, 904/904 transitions.
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 2 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 20 rules applied. Total rules applied 20 place count 411 transition count 894
Applied a total of 20 rules in 46 ms. Remains 411 /421 variables (removed 10) and now considering 894/904 (removed 10) transitions.
[2023-03-14 03:24:37] [INFO ] Flow matrix only has 877 transitions (discarded 17 similar events)
// Phase 1: matrix 877 rows 411 cols
[2023-03-14 03:24:37] [INFO ] Computed 58 place invariants in 7 ms
[2023-03-14 03:24:37] [INFO ] Implicit Places using invariants in 346 ms returned []
[2023-03-14 03:24:37] [INFO ] Flow matrix only has 877 transitions (discarded 17 similar events)
[2023-03-14 03:24:37] [INFO ] Invariant cache hit.
[2023-03-14 03:24:38] [INFO ] State equation strengthened by 31 read => feed constraints.
[2023-03-14 03:24:38] [INFO ] Implicit Places using invariants and state equation in 1066 ms returned []
Implicit Place search using SMT with State Equation took 1419 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 411/429 places, 894/904 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1950 ms. Remains : 411/429 places, 894/904 transitions.
Incomplete random walk after 10000 steps, including 6 resets, run finished after 179 ms. (steps per millisecond=55 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 201514 steps, run timeout after 3001 ms. (steps per millisecond=67 ) properties seen :{1=1}
Probabilistic random walk after 201514 steps, saw 183445 distinct states, run finished after 3002 ms. (steps per millisecond=67 ) properties seen :1
FORMULA NoC3x3-PT-6A-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
Running SMT prover for 2 properties.
[2023-03-14 03:24:42] [INFO ] Flow matrix only has 877 transitions (discarded 17 similar events)
[2023-03-14 03:24:42] [INFO ] Invariant cache hit.
[2023-03-14 03:24:42] [INFO ] After 98ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-14 03:24:42] [INFO ] [Nat]Absence check using 58 positive place invariants in 20 ms returned sat
[2023-03-14 03:24:43] [INFO ] After 1085ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-14 03:24:43] [INFO ] State equation strengthened by 31 read => feed constraints.
[2023-03-14 03:24:44] [INFO ] After 1443ms SMT Verify possible using 31 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-14 03:24:45] [INFO ] After 2299ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 1750 ms.
[2023-03-14 03:24:47] [INFO ] After 5272ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 35 ms.
Support contains 75 out of 411 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 411/411 places, 894/894 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 409 transition count 885
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 409 transition count 885
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 407 transition count 883
Applied a total of 8 rules in 52 ms. Remains 407 /411 variables (removed 4) and now considering 883/894 (removed 11) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53 ms. Remains : 407/411 places, 883/894 transitions.
Incomplete random walk after 10000 steps, including 3 resets, run finished after 202 ms. (steps per millisecond=49 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 183491 steps, run timeout after 3001 ms. (steps per millisecond=61 ) properties seen :{}
Probabilistic random walk after 183491 steps, saw 151501 distinct states, run finished after 3001 ms. (steps per millisecond=61 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-14 03:24:50] [INFO ] Flow matrix only has 868 transitions (discarded 15 similar events)
// Phase 1: matrix 868 rows 407 cols
[2023-03-14 03:24:50] [INFO ] Computed 58 place invariants in 6 ms
[2023-03-14 03:24:51] [INFO ] After 115ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-14 03:24:51] [INFO ] [Nat]Absence check using 58 positive place invariants in 23 ms returned sat
[2023-03-14 03:24:52] [INFO ] After 1040ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-14 03:24:52] [INFO ] State equation strengthened by 33 read => feed constraints.
[2023-03-14 03:24:53] [INFO ] After 1008ms SMT Verify possible using 33 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-14 03:24:54] [INFO ] Deduced a trap composed of 20 places in 80 ms of which 1 ms to minimize.
[2023-03-14 03:24:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 192 ms
[2023-03-14 03:24:54] [INFO ] After 2510ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 1348 ms.
[2023-03-14 03:24:56] [INFO ] After 5061ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 12 ms.
Support contains 75 out of 407 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 407/407 places, 883/883 transitions.
Applied a total of 0 rules in 18 ms. Remains 407 /407 variables (removed 0) and now considering 883/883 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 407/407 places, 883/883 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 407/407 places, 883/883 transitions.
Applied a total of 0 rules in 19 ms. Remains 407 /407 variables (removed 0) and now considering 883/883 (removed 0) transitions.
[2023-03-14 03:24:56] [INFO ] Flow matrix only has 868 transitions (discarded 15 similar events)
[2023-03-14 03:24:56] [INFO ] Invariant cache hit.
[2023-03-14 03:24:56] [INFO ] Implicit Places using invariants in 256 ms returned []
[2023-03-14 03:24:56] [INFO ] Flow matrix only has 868 transitions (discarded 15 similar events)
[2023-03-14 03:24:56] [INFO ] Invariant cache hit.
[2023-03-14 03:24:56] [INFO ] State equation strengthened by 33 read => feed constraints.
[2023-03-14 03:24:57] [INFO ] Implicit Places using invariants and state equation in 778 ms returned []
Implicit Place search using SMT with State Equation took 1039 ms to find 0 implicit places.
[2023-03-14 03:24:57] [INFO ] Redundant transitions in 91 ms returned []
[2023-03-14 03:24:57] [INFO ] Flow matrix only has 868 transitions (discarded 15 similar events)
[2023-03-14 03:24:57] [INFO ] Invariant cache hit.
[2023-03-14 03:24:58] [INFO ] Dead Transitions using invariants and state equation in 689 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1849 ms. Remains : 407/407 places, 883/883 transitions.
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 15 place count 407 transition count 868
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 17 place count 406 transition count 867
Partial Free-agglomeration rule applied 3 times.
Drop transitions removed 3 transitions
Iterating global reduction 1 with 3 rules applied. Total rules applied 20 place count 406 transition count 867
Applied a total of 20 rules in 45 ms. Remains 406 /407 variables (removed 1) and now considering 867/883 (removed 16) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 867 rows 406 cols
[2023-03-14 03:24:58] [INFO ] Computed 58 place invariants in 6 ms
[2023-03-14 03:24:58] [INFO ] After 118ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-14 03:24:58] [INFO ] [Nat]Absence check using 58 positive place invariants in 24 ms returned sat
[2023-03-14 03:24:59] [INFO ] After 1238ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-14 03:24:59] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-14 03:25:00] [INFO ] After 866ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-14 03:25:01] [INFO ] After 1746ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 759 ms.
[2023-03-14 03:25:02] [INFO ] After 3888ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2023-03-14 03:25:02] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 6 ms.
[2023-03-14 03:25:02] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 407 places, 883 transitions and 3786 arcs took 8 ms.
[2023-03-14 03:25:02] [INFO ] Flatten gal took : 246 ms
Total runtime 77386 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT NoC3x3-PT-6A
BK_EXAMINATION: ReachabilityFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/373
ReachabilityFireability

FORMULA NoC3x3-PT-6A-ReachabilityFireability-00 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA NoC3x3-PT-6A-ReachabilityFireability-15 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1678764304836

--------------------
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 ReachabilityFireability -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/373/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/373/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/373/ReachabilityFireability.xml
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: LAUNCH task # 14 (type EXCL) for 0 NoC3x3-PT-6A-ReachabilityFireability-00
lola: time limit : 3599 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 7 (type FNDP) for 0 NoC3x3-PT-6A-ReachabilityFireability-00
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 8 (type EQUN) for 0 NoC3x3-PT-6A-ReachabilityFireability-00
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 13 (type SRCH) for 0 NoC3x3-PT-6A-ReachabilityFireability-00
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
sara: try reading problem file /home/mcc/execution/373/ReachabilityFireability-8.sara.
sara: place or transition ordering is non-deterministic
lola: FINISHED task # 7 (type FNDP) for NoC3x3-PT-6A-ReachabilityFireability-00
lola: result : true
lola: fired transitions : 8891
lola: tried executions : 2
lola: time used : 0.000000
lola: memory pages used : 0
lola: CANCELED task # 8 (type EQUN) for NoC3x3-PT-6A-ReachabilityFireability-00 (obsolete)
lola: CANCELED task # 13 (type SRCH) for NoC3x3-PT-6A-ReachabilityFireability-00 (obsolete)
lola: CANCELED task # 14 (type EXCL) for NoC3x3-PT-6A-ReachabilityFireability-00 (obsolete)
lola: LAUNCH task # 17 (type EXCL) for 3 NoC3x3-PT-6A-ReachabilityFireability-15
lola: time limit : 3599 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 9 (type FNDP) for 3 NoC3x3-PT-6A-ReachabilityFireability-15
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 10 (type EQUN) for 3 NoC3x3-PT-6A-ReachabilityFireability-15
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 16 (type SRCH) for 3 NoC3x3-PT-6A-ReachabilityFireability-15
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 8 (type EQUN) for NoC3x3-PT-6A-ReachabilityFireability-00
lola: result : unknown
lola: FINISHED task # 16 (type SRCH) for NoC3x3-PT-6A-ReachabilityFireability-15
lola: result : true
lola: markings : 838
lola: fired transitions : 891
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 9 (type FNDP) for NoC3x3-PT-6A-ReachabilityFireability-15 (obsolete)
lola: CANCELED task # 10 (type EQUN) for NoC3x3-PT-6A-ReachabilityFireability-15 (obsolete)
lola: CANCELED task # 17 (type EXCL) for NoC3x3-PT-6A-ReachabilityFireability-15 (obsolete)
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
NoC3x3-PT-6A-ReachabilityFireability-00: AG false findpath
NoC3x3-PT-6A-ReachabilityFireability-15: EF true tandem / insertion


Time elapsed: 1 secs. Pages in use: 3

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-6A"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is NoC3x3-PT-6A, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r263-smll-167863538100311"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-6A.tgz
mv NoC3x3-PT-6A execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;