Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r263-tall-171654372700370.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=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 2-5568
Executing tool gold2023
Input is NoC3x3-PT-3A, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r263-tall-171654372700370
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 568K
-rw-r--r-- 1 mcc users 7.1K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Apr 23 07:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 23 07:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Apr 23 07:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 23 07:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 12 07:34 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 116K Apr 12 07:34 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Apr 12 07:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 53K Apr 12 07:33 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Apr 23 07:41 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 23 07:41 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 133K May 18 16:43 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-3A-ReachabilityFireability-2024-00
FORMULA_NAME NoC3x3-PT-3A-ReachabilityFireability-2024-01
FORMULA_NAME NoC3x3-PT-3A-ReachabilityFireability-2024-02
FORMULA_NAME NoC3x3-PT-3A-ReachabilityFireability-2024-03
FORMULA_NAME NoC3x3-PT-3A-ReachabilityFireability-2024-04
FORMULA_NAME NoC3x3-PT-3A-ReachabilityFireability-2024-05
FORMULA_NAME NoC3x3-PT-3A-ReachabilityFireability-2024-06
FORMULA_NAME NoC3x3-PT-3A-ReachabilityFireability-2024-07
FORMULA_NAME NoC3x3-PT-3A-ReachabilityFireability-2024-08
FORMULA_NAME NoC3x3-PT-3A-ReachabilityFireability-2024-09
FORMULA_NAME NoC3x3-PT-3A-ReachabilityFireability-2024-10
FORMULA_NAME NoC3x3-PT-3A-ReachabilityFireability-2024-11
FORMULA_NAME NoC3x3-PT-3A-ReachabilityFireability-2024-12
FORMULA_NAME NoC3x3-PT-3A-ReachabilityFireability-2024-13
FORMULA_NAME NoC3x3-PT-3A-ReachabilityFireability-2024-14
FORMULA_NAME NoC3x3-PT-3A-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1716689919847

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=gold2023
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=NoC3x3-PT-3A
Applying reductions before tool lola
Invoking reducer
Running Version 202304061127
[2024-05-26 02:18:41] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-05-26 02:18:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-26 02:18:41] [INFO ] Load time of PNML (sax parser for PT used): 68 ms
[2024-05-26 02:18:41] [INFO ] Transformed 370 places.
[2024-05-26 02:18:41] [INFO ] Transformed 450 transitions.
[2024-05-26 02:18:41] [INFO ] Found NUPN structural information;
[2024-05-26 02:18:41] [INFO ] Parsed PT model containing 370 places and 450 transitions and 1773 arcs in 133 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 8 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 328 ms. (steps per millisecond=30 ) properties (out of 16) seen :13
FORMULA NoC3x3-PT-3A-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-3A-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-3A-ReachabilityFireability-2024-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-3A-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-3A-ReachabilityFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-3A-ReachabilityFireability-2024-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-3A-ReachabilityFireability-2024-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-3A-ReachabilityFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-3A-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-3A-ReachabilityFireability-2024-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-3A-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-3A-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-3A-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) 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 :1
FORMULA NoC3x3-PT-3A-ReachabilityFireability-2024-06 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 2) seen :1
FORMULA NoC3x3-PT-3A-ReachabilityFireability-2024-13 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Running SMT prover for 1 properties.
[2024-05-26 02:18:42] [INFO ] Flow matrix only has 394 transitions (discarded 55 similar events)
// Phase 1: matrix 394 rows 370 cols
[2024-05-26 02:18:42] [INFO ] Computed 127 invariants in 22 ms
[2024-05-26 02:18:42] [INFO ] After 240ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-26 02:18:42] [INFO ] [Nat]Absence check using 76 positive place invariants in 20 ms returned sat
[2024-05-26 02:18:42] [INFO ] [Nat]Absence check using 76 positive and 51 generalized place invariants in 12 ms returned sat
[2024-05-26 02:18:42] [INFO ] After 205ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-26 02:18:42] [INFO ] State equation strengthened by 12 read => feed constraints.
[2024-05-26 02:18:42] [INFO ] After 104ms SMT Verify possible using 12 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-26 02:18:42] [INFO ] After 215ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 98 ms.
[2024-05-26 02:18:42] [INFO ] After 657ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 61 out of 370 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 370/370 places, 449/449 transitions.
Ensure Unique test removed 15 places
Drop transitions removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 0 with 31 rules applied. Total rules applied 31 place count 355 transition count 433
Reduce places removed 7 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 1 with 11 rules applied. Total rules applied 42 place count 348 transition count 429
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 46 place count 344 transition count 429
Discarding 97 places :
Symmetric choice reduction at 3 with 97 rule applications. Total rules 143 place count 247 transition count 312
Ensure Unique test removed 38 places
Iterating global reduction 3 with 135 rules applied. Total rules applied 278 place count 209 transition count 312
Ensure Unique test removed 66 transitions
Reduce isomorphic transitions removed 66 transitions.
Drop transitions removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 3 with 77 rules applied. Total rules applied 355 place count 209 transition count 235
Reduce places removed 11 places and 0 transitions.
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Iterating post reduction 4 with 27 rules applied. Total rules applied 382 place count 198 transition count 219
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 5 with 16 rules applied. Total rules applied 398 place count 182 transition count 219
Drop transitions removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 6 with 24 rules applied. Total rules applied 422 place count 182 transition count 195
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 6 with 5 rules applied. Total rules applied 427 place count 177 transition count 195
Free-agglomeration rule (complex) applied 7 times.
Iterating global reduction 7 with 7 rules applied. Total rules applied 434 place count 177 transition count 188
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 7 with 7 rules applied. Total rules applied 441 place count 170 transition count 188
Partial Free-agglomeration rule applied 11 times.
Drop transitions removed 11 transitions
Iterating global reduction 8 with 11 rules applied. Total rules applied 452 place count 170 transition count 188
Applied a total of 452 rules in 83 ms. Remains 170 /370 variables (removed 200) and now considering 188/449 (removed 261) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 83 ms. Remains : 170/370 places, 188/449 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1069367 steps, run timeout after 3001 ms. (steps per millisecond=356 ) properties seen :{}
Probabilistic random walk after 1069367 steps, saw 836437 distinct states, run finished after 3002 ms. (steps per millisecond=356 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-26 02:18:46] [INFO ] Flow matrix only has 184 transitions (discarded 4 similar events)
// Phase 1: matrix 184 rows 170 cols
[2024-05-26 02:18:46] [INFO ] Computed 69 invariants in 5 ms
[2024-05-26 02:18:46] [INFO ] After 53ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-26 02:18:46] [INFO ] [Nat]Absence check using 63 positive place invariants in 9 ms returned sat
[2024-05-26 02:18:46] [INFO ] [Nat]Absence check using 63 positive and 6 generalized place invariants in 2 ms returned sat
[2024-05-26 02:18:46] [INFO ] After 95ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-26 02:18:46] [INFO ] State equation strengthened by 32 read => feed constraints.
[2024-05-26 02:18:46] [INFO ] After 53ms SMT Verify possible using 32 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-26 02:18:46] [INFO ] After 108ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 53 ms.
[2024-05-26 02:18:46] [INFO ] After 328ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 61 out of 170 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 170/170 places, 188/188 transitions.
Applied a total of 0 rules in 14 ms. Remains 170 /170 variables (removed 0) and now considering 188/188 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 170/170 places, 188/188 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 170/170 places, 188/188 transitions.
Applied a total of 0 rules in 6 ms. Remains 170 /170 variables (removed 0) and now considering 188/188 (removed 0) transitions.
[2024-05-26 02:18:46] [INFO ] Flow matrix only has 184 transitions (discarded 4 similar events)
[2024-05-26 02:18:46] [INFO ] Invariant cache hit.
[2024-05-26 02:18:46] [INFO ] Implicit Places using invariants in 84 ms returned [14, 70, 124, 132, 157, 169]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 86 ms to find 6 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 164/170 places, 188/188 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 164 transition count 187
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 163 transition count 187
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 163 transition count 186
Partial Free-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 7 place count 163 transition count 186
Applied a total of 7 rules in 13 ms. Remains 163 /164 variables (removed 1) and now considering 186/188 (removed 2) transitions.
[2024-05-26 02:18:46] [INFO ] Flow matrix only has 182 transitions (discarded 4 similar events)
// Phase 1: matrix 182 rows 163 cols
[2024-05-26 02:18:46] [INFO ] Computed 63 invariants in 1 ms
[2024-05-26 02:18:46] [INFO ] Implicit Places using invariants in 74 ms returned [156]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 75 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 162/170 places, 186/188 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 162 transition count 185
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 161 transition count 185
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 161 transition count 184
Applied a total of 3 rules in 10 ms. Remains 161 /162 variables (removed 1) and now considering 184/186 (removed 2) transitions.
[2024-05-26 02:18:46] [INFO ] Flow matrix only has 180 transitions (discarded 4 similar events)
// Phase 1: matrix 180 rows 161 cols
[2024-05-26 02:18:46] [INFO ] Computed 62 invariants in 1 ms
[2024-05-26 02:18:46] [INFO ] Implicit Places using invariants in 95 ms returned [120]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 96 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 160/170 places, 184/188 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 160 transition count 184
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 160 transition count 183
Applied a total of 2 rules in 10 ms. Remains 160 /160 variables (removed 0) and now considering 183/184 (removed 1) transitions.
[2024-05-26 02:18:46] [INFO ] Flow matrix only has 179 transitions (discarded 4 similar events)
// Phase 1: matrix 179 rows 160 cols
[2024-05-26 02:18:46] [INFO ] Computed 61 invariants in 1 ms
[2024-05-26 02:18:46] [INFO ] Implicit Places using invariants in 60 ms returned []
[2024-05-26 02:18:46] [INFO ] Flow matrix only has 179 transitions (discarded 4 similar events)
[2024-05-26 02:18:46] [INFO ] Invariant cache hit.
[2024-05-26 02:18:47] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-26 02:18:47] [INFO ] Implicit Places using invariants and state equation in 123 ms returned []
Implicit Place search using SMT with State Equation took 186 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 4 : 160/170 places, 183/188 transitions.
Finished structural reductions in REACHABILITY mode , in 4 iterations and 484 ms. Remains : 160/170 places, 183/188 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 1) 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 1) seen :0
Interrupted probabilistic random walk after 1204369 steps, run timeout after 3001 ms. (steps per millisecond=401 ) properties seen :{}
Probabilistic random walk after 1204369 steps, saw 941674 distinct states, run finished after 3001 ms. (steps per millisecond=401 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-26 02:18:50] [INFO ] Flow matrix only has 179 transitions (discarded 4 similar events)
[2024-05-26 02:18:50] [INFO ] Invariant cache hit.
[2024-05-26 02:18:50] [INFO ] After 50ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-26 02:18:50] [INFO ] [Nat]Absence check using 55 positive place invariants in 7 ms returned sat
[2024-05-26 02:18:50] [INFO ] [Nat]Absence check using 55 positive and 6 generalized place invariants in 1 ms returned sat
[2024-05-26 02:18:50] [INFO ] After 88ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-26 02:18:50] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-26 02:18:50] [INFO ] After 53ms SMT Verify possible using 20 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-26 02:18:50] [INFO ] After 110ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 47 ms.
[2024-05-26 02:18:50] [INFO ] After 295ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 61 out of 160 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 160/160 places, 183/183 transitions.
Applied a total of 0 rules in 5 ms. Remains 160 /160 variables (removed 0) and now considering 183/183 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 160/160 places, 183/183 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 160/160 places, 183/183 transitions.
Applied a total of 0 rules in 4 ms. Remains 160 /160 variables (removed 0) and now considering 183/183 (removed 0) transitions.
[2024-05-26 02:18:50] [INFO ] Flow matrix only has 179 transitions (discarded 4 similar events)
[2024-05-26 02:18:50] [INFO ] Invariant cache hit.
[2024-05-26 02:18:50] [INFO ] Implicit Places using invariants in 64 ms returned []
[2024-05-26 02:18:50] [INFO ] Flow matrix only has 179 transitions (discarded 4 similar events)
[2024-05-26 02:18:50] [INFO ] Invariant cache hit.
[2024-05-26 02:18:50] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-26 02:18:50] [INFO ] Implicit Places using invariants and state equation in 118 ms returned []
Implicit Place search using SMT with State Equation took 183 ms to find 0 implicit places.
[2024-05-26 02:18:50] [INFO ] Redundant transitions in 23 ms returned [145, 154, 155, 156, 157, 164]
Found 6 redundant transitions using SMT.
Drop transitions removed 6 transitions
Redundant transitions reduction (with SMT) removed 6 transitions.
[2024-05-26 02:18:50] [INFO ] Flow matrix only has 173 transitions (discarded 4 similar events)
// Phase 1: matrix 173 rows 160 cols
[2024-05-26 02:18:50] [INFO ] Computed 61 invariants in 2 ms
[2024-05-26 02:18:50] [INFO ] Dead Transitions using invariants and state equation in 84 ms found 0 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 160/160 places, 177/183 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 160 transition count 176
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 159 transition count 176
Applied a total of 2 rules in 6 ms. Remains 159 /160 variables (removed 1) and now considering 176/177 (removed 1) transitions.
[2024-05-26 02:18:50] [INFO ] Flow matrix only has 172 transitions (discarded 4 similar events)
// Phase 1: matrix 172 rows 159 cols
[2024-05-26 02:18:50] [INFO ] Computed 61 invariants in 2 ms
[2024-05-26 02:18:50] [INFO ] Implicit Places using invariants in 62 ms returned [110]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 64 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 158/160 places, 176/183 transitions.
Applied a total of 0 rules in 4 ms. Remains 158 /158 variables (removed 0) and now considering 176/176 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 373 ms. Remains : 158/160 places, 176/183 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 1) 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 1) seen :0
Interrupted probabilistic random walk after 1310085 steps, run timeout after 3004 ms. (steps per millisecond=436 ) properties seen :{}
Probabilistic random walk after 1310085 steps, saw 946897 distinct states, run finished after 3004 ms. (steps per millisecond=436 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-26 02:18:53] [INFO ] Flow matrix only has 172 transitions (discarded 4 similar events)
// Phase 1: matrix 172 rows 158 cols
[2024-05-26 02:18:53] [INFO ] Computed 60 invariants in 1 ms
[2024-05-26 02:18:53] [INFO ] After 36ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-26 02:18:54] [INFO ] [Nat]Absence check using 54 positive place invariants in 7 ms returned sat
[2024-05-26 02:18:54] [INFO ] [Nat]Absence check using 54 positive and 6 generalized place invariants in 2 ms returned sat
[2024-05-26 02:18:54] [INFO ] After 86ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-26 02:18:54] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-26 02:18:54] [INFO ] After 52ms SMT Verify possible using 20 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-26 02:18:54] [INFO ] After 112ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 48 ms.
[2024-05-26 02:18:54] [INFO ] After 301ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 61 out of 158 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 158/158 places, 176/176 transitions.
Applied a total of 0 rules in 4 ms. Remains 158 /158 variables (removed 0) and now considering 176/176 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 158/158 places, 176/176 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 158/158 places, 176/176 transitions.
Applied a total of 0 rules in 4 ms. Remains 158 /158 variables (removed 0) and now considering 176/176 (removed 0) transitions.
[2024-05-26 02:18:54] [INFO ] Flow matrix only has 172 transitions (discarded 4 similar events)
[2024-05-26 02:18:54] [INFO ] Invariant cache hit.
[2024-05-26 02:18:54] [INFO ] Implicit Places using invariants in 63 ms returned []
[2024-05-26 02:18:54] [INFO ] Flow matrix only has 172 transitions (discarded 4 similar events)
[2024-05-26 02:18:54] [INFO ] Invariant cache hit.
[2024-05-26 02:18:54] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-26 02:18:54] [INFO ] Implicit Places using invariants and state equation in 107 ms returned []
Implicit Place search using SMT with State Equation took 172 ms to find 0 implicit places.
[2024-05-26 02:18:54] [INFO ] Redundant transitions in 4 ms returned []
[2024-05-26 02:18:54] [INFO ] Flow matrix only has 172 transitions (discarded 4 similar events)
[2024-05-26 02:18:54] [INFO ] Invariant cache hit.
[2024-05-26 02:18:54] [INFO ] Dead Transitions using invariants and state equation in 80 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 266 ms. Remains : 158/158 places, 176/176 transitions.
Graph (trivial) has 16 edges and 158 vertex of which 8 / 158 are part of one of the 4 SCC in 2 ms
Free SCC test removed 4 places
Drop transitions removed 8 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 154 transition count 162
Partial Free-agglomeration rule applied 3 times.
Drop transitions removed 3 transitions
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 154 transition count 162
Applied a total of 6 rules in 11 ms. Remains 154 /158 variables (removed 4) and now considering 162/176 (removed 14) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 162 rows 154 cols
[2024-05-26 02:18:54] [INFO ] Computed 60 invariants in 2 ms
[2024-05-26 02:18:54] [INFO ] After 35ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-26 02:18:54] [INFO ] [Nat]Absence check using 54 positive place invariants in 8 ms returned sat
[2024-05-26 02:18:54] [INFO ] [Nat]Absence check using 54 positive and 6 generalized place invariants in 1 ms returned sat
[2024-05-26 02:18:54] [INFO ] After 94ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-26 02:18:54] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-05-26 02:18:54] [INFO ] After 48ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-26 02:18:54] [INFO ] After 120ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 53 ms.
[2024-05-26 02:18:54] [INFO ] After 317ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-26 02:18:54] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 4 ms.
[2024-05-26 02:18:54] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 158 places, 176 transitions and 671 arcs took 1 ms.
[2024-05-26 02:18:55] [INFO ] Flatten gal took : 40 ms
Total runtime 13795 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT NoC3x3-PT-3A
BK_EXAMINATION: ReachabilityFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/370
ReachabilityFireability

FORMULA NoC3x3-PT-3A-ReachabilityFireability-2024-02 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1716689936196

--------------------
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_1.0.0.202304061127.jar
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /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/370/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/370/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/370/ReachabilityFireability.xml
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: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 # 8 (type EXCL) for 0 NoC3x3-PT-3A-ReachabilityFireability-2024-02
lola: time limit : 3600 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 4 (type FNDP) for 0 NoC3x3-PT-3A-ReachabilityFireability-2024-02
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 5 (type EQUN) for 0 NoC3x3-PT-3A-ReachabilityFireability-2024-02
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: LAUNCH task # 7 (type SRCH) for 0 NoC3x3-PT-3A-ReachabilityFireability-2024-02
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 4 (type FNDP) for NoC3x3-PT-3A-ReachabilityFireability-2024-02
lola: result : true
lola: fired transitions : 49
lola: tried executions : 2
lola: time used : 0.000000
lola: memory pages used : 0
lola: CANCELED task # 5 (type EQUN) for NoC3x3-PT-3A-ReachabilityFireability-2024-02 (obsolete)
lola: CANCELED task # 7 (type SRCH) for NoC3x3-PT-3A-ReachabilityFireability-2024-02 (obsolete)
lola: CANCELED task # 8 (type EXCL) for NoC3x3-PT-3A-ReachabilityFireability-2024-02 (obsolete)
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
NoC3x3-PT-3A-ReachabilityFireability-2024-02: AG false findpath


Time elapsed: 0 secs. Pages in use: 2

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-3A"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="gold2023"
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 2-5568"
echo " Executing tool gold2023"
echo " Input is NoC3x3-PT-3A, 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-tall-171654372700370"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-3A.tgz
mv NoC3x3-PT-3A 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 ;