About the Execution of LTSMin+red for NoC3x3-PT-2A
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 2045.079 | 3595274.00 | 14277663.00 | 547.60 | FFFF?TTFFFTTFTTT | normal |
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.r265-smll-167863539800247.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 ltsminxred
Input is NoC3x3-PT-2A, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r265-smll-167863539800247
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 532K
-rw-r--r-- 1 mcc users 7.5K Feb 26 10:03 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Feb 26 10:03 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K Feb 26 10:02 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Feb 26 10:02 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 3.4K Feb 25 16:28 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:28 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 16:28 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:28 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.9K Feb 26 10:05 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 78K Feb 26 10:05 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.3K Feb 26 10:04 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K Feb 26 10:04 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Feb 25 16:28 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:28 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 127K 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-2A-ReachabilityFireability-00
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-01
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-02
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-03
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-04
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-05
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-06
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-07
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-08
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-09
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-10
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-11
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-12
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-13
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-14
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-15
=== Now, execution of the tool begins
BK_START 1678863475703
bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=NoC3x3-PT-2A
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-15 06:57:58] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2023-03-15 06:57:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-15 06:57:58] [INFO ] Load time of PNML (sax parser for PT used): 138 ms
[2023-03-15 06:57:58] [INFO ] Transformed 361 places.
[2023-03-15 06:57:58] [INFO ] Transformed 428 transitions.
[2023-03-15 06:57:58] [INFO ] Found NUPN structural information;
[2023-03-15 06:57:58] [INFO ] Parsed PT model containing 361 places and 428 transitions and 1697 arcs in 266 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 20 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 2 resets, run finished after 695 ms. (steps per millisecond=14 ) properties (out of 16) seen :10
FORMULA NoC3x3-PT-2A-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 113 ms. (steps per millisecond=88 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 132 ms. (steps per millisecond=75 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 6) seen :1
FORMULA NoC3x3-PT-2A-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-15 06:57:59] [INFO ] Flow matrix only has 377 transitions (discarded 51 similar events)
// Phase 1: matrix 377 rows 361 cols
[2023-03-15 06:57:59] [INFO ] Computed 127 place invariants in 33 ms
[2023-03-15 06:58:00] [INFO ] After 515ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-15 06:58:00] [INFO ] [Nat]Absence check using 76 positive place invariants in 32 ms returned sat
[2023-03-15 06:58:00] [INFO ] [Nat]Absence check using 76 positive and 51 generalized place invariants in 17 ms returned sat
[2023-03-15 06:58:01] [INFO ] After 651ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :3
[2023-03-15 06:58:01] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-15 06:58:02] [INFO ] After 379ms SMT Verify possible using 16 Read/Feed constraints in natural domain returned unsat :2 sat :3
[2023-03-15 06:58:02] [INFO ] After 793ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :3
Attempting to minimize the solution found.
Minimization took 386 ms.
[2023-03-15 06:58:02] [INFO ] After 2237ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :3
FORMULA NoC3x3-PT-2A-ReachabilityFireability-09 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA NoC3x3-PT-2A-ReachabilityFireability-06 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 5 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 38 ms.
Support contains 150 out of 361 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 361/361 places, 428/428 transitions.
Ensure Unique test removed 19 places
Drop transitions removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 29 rules applied. Total rules applied 29 place count 342 transition count 418
Reduce places removed 1 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 3 rules applied. Total rules applied 32 place count 341 transition count 416
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 34 place count 339 transition count 416
Discarding 59 places :
Symmetric choice reduction at 3 with 59 rule applications. Total rules 93 place count 280 transition count 344
Ensure Unique test removed 20 places
Iterating global reduction 3 with 79 rules applied. Total rules applied 172 place count 260 transition count 344
Ensure Unique test removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Iterating post reduction 3 with 42 rules applied. Total rules applied 214 place count 260 transition count 302
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 4 with 9 rules applied. Total rules applied 223 place count 251 transition count 302
Drop transitions removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 5 with 20 rules applied. Total rules applied 243 place count 251 transition count 282
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 244 place count 250 transition count 282
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 6 with 1 rules applied. Total rules applied 245 place count 250 transition count 281
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 246 place count 249 transition count 281
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 7 with 2 rules applied. Total rules applied 248 place count 249 transition count 281
Applied a total of 248 rules in 160 ms. Remains 249 /361 variables (removed 112) and now considering 281/428 (removed 147) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 160 ms. Remains : 249/361 places, 281/428 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 183 ms. (steps per millisecond=54 ) properties (out of 3) seen :1
FORMULA NoC3x3-PT-2A-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 2) seen :1
FORMULA NoC3x3-PT-2A-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Running SMT prover for 1 properties.
[2023-03-15 06:58:03] [INFO ] Flow matrix only has 271 transitions (discarded 10 similar events)
// Phase 1: matrix 271 rows 249 cols
[2023-03-15 06:58:03] [INFO ] Computed 87 place invariants in 11 ms
[2023-03-15 06:58:03] [INFO ] After 84ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-15 06:58:03] [INFO ] [Nat]Absence check using 67 positive place invariants in 55 ms returned sat
[2023-03-15 06:58:03] [INFO ] [Nat]Absence check using 67 positive and 20 generalized place invariants in 12 ms returned sat
[2023-03-15 06:58:04] [INFO ] After 244ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-15 06:58:04] [INFO ] State equation strengthened by 19 read => feed constraints.
[2023-03-15 06:58:04] [INFO ] After 91ms SMT Verify possible using 19 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-15 06:58:04] [INFO ] After 179ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 82 ms.
[2023-03-15 06:58:04] [INFO ] After 730ms 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 249 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 249/249 places, 281/281 transitions.
Graph (complete) has 747 edges and 249 vertex of which 248 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Discarding 1 places :
Also discarding 0 output transitions
Ensure Unique test removed 2 places
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 8 rules applied. Total rules applied 9 place count 246 transition count 275
Reduce places removed 6 places and 0 transitions.
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Iterating post reduction 1 with 17 rules applied. Total rules applied 26 place count 240 transition count 264
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 2 with 11 rules applied. Total rules applied 37 place count 229 transition count 264
Discarding 32 places :
Symmetric choice reduction at 3 with 32 rule applications. Total rules 69 place count 197 transition count 226
Ensure Unique test removed 11 places
Iterating global reduction 3 with 43 rules applied. Total rules applied 112 place count 186 transition count 226
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 3 with 25 rules applied. Total rules applied 137 place count 186 transition count 201
Reduce places removed 3 places and 0 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Iterating post reduction 4 with 9 rules applied. Total rules applied 146 place count 183 transition count 195
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 152 place count 177 transition count 195
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 6 with 3 rules applied. Total rules applied 155 place count 177 transition count 192
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 6 with 3 rules applied. Total rules applied 158 place count 174 transition count 192
Partial Free-agglomeration rule applied 8 times.
Drop transitions removed 8 transitions
Iterating global reduction 7 with 8 rules applied. Total rules applied 166 place count 174 transition count 192
Applied a total of 166 rules in 61 ms. Remains 174 /249 variables (removed 75) and now considering 192/281 (removed 89) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61 ms. Remains : 174/249 places, 192/281 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 1) 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 1) seen :0
Interrupted probabilistic random walk after 883613 steps, run timeout after 3001 ms. (steps per millisecond=294 ) properties seen :{}
Probabilistic random walk after 883613 steps, saw 698933 distinct states, run finished after 3003 ms. (steps per millisecond=294 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-15 06:58:07] [INFO ] Flow matrix only has 186 transitions (discarded 6 similar events)
// Phase 1: matrix 186 rows 174 cols
[2023-03-15 06:58:07] [INFO ] Computed 73 place invariants in 7 ms
[2023-03-15 06:58:07] [INFO ] After 148ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-15 06:58:07] [INFO ] [Nat]Absence check using 64 positive place invariants in 37 ms returned sat
[2023-03-15 06:58:07] [INFO ] [Nat]Absence check using 64 positive and 9 generalized place invariants in 3 ms returned sat
[2023-03-15 06:58:07] [INFO ] After 170ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-15 06:58:07] [INFO ] State equation strengthened by 31 read => feed constraints.
[2023-03-15 06:58:08] [INFO ] After 67ms SMT Verify possible using 31 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-15 06:58:08] [INFO ] After 141ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 59 ms.
[2023-03-15 06:58:08] [INFO ] After 502ms 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 174 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 174/174 places, 192/192 transitions.
Applied a total of 0 rules in 18 ms. Remains 174 /174 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 174/174 places, 192/192 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 174/174 places, 192/192 transitions.
Applied a total of 0 rules in 9 ms. Remains 174 /174 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2023-03-15 06:58:08] [INFO ] Flow matrix only has 186 transitions (discarded 6 similar events)
[2023-03-15 06:58:08] [INFO ] Invariant cache hit.
[2023-03-15 06:58:08] [INFO ] Implicit Places using invariants in 166 ms returned [9, 44, 49, 68, 103, 132, 160]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 169 ms to find 7 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 167/174 places, 192/192 transitions.
Partial Free-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 167 transition count 192
Applied a total of 4 rules in 18 ms. Remains 167 /167 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2023-03-15 06:58:08] [INFO ] Flow matrix only has 186 transitions (discarded 6 similar events)
// Phase 1: matrix 186 rows 167 cols
[2023-03-15 06:58:08] [INFO ] Computed 66 place invariants in 4 ms
[2023-03-15 06:58:08] [INFO ] Implicit Places using invariants in 145 ms returned []
[2023-03-15 06:58:08] [INFO ] Flow matrix only has 186 transitions (discarded 6 similar events)
[2023-03-15 06:58:08] [INFO ] Invariant cache hit.
[2023-03-15 06:58:08] [INFO ] State equation strengthened by 19 read => feed constraints.
[2023-03-15 06:58:08] [INFO ] Implicit Places using invariants and state equation in 253 ms returned []
Implicit Place search using SMT with State Equation took 402 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 167/174 places, 192/192 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 599 ms. Remains : 167/174 places, 192/192 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 1) 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 1) seen :0
Interrupted probabilistic random walk after 1025167 steps, run timeout after 3001 ms. (steps per millisecond=341 ) properties seen :{}
Probabilistic random walk after 1025167 steps, saw 822308 distinct states, run finished after 3005 ms. (steps per millisecond=341 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-15 06:58:11] [INFO ] Flow matrix only has 186 transitions (discarded 6 similar events)
[2023-03-15 06:58:11] [INFO ] Invariant cache hit.
[2023-03-15 06:58:11] [INFO ] After 61ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-15 06:58:12] [INFO ] [Nat]Absence check using 57 positive place invariants in 16 ms returned sat
[2023-03-15 06:58:12] [INFO ] [Nat]Absence check using 57 positive and 9 generalized place invariants in 4 ms returned sat
[2023-03-15 06:58:12] [INFO ] After 148ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-15 06:58:12] [INFO ] State equation strengthened by 19 read => feed constraints.
[2023-03-15 06:58:12] [INFO ] After 64ms SMT Verify possible using 19 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-15 06:58:12] [INFO ] After 135ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 59 ms.
[2023-03-15 06:58:12] [INFO ] After 420ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 61 out of 167 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 167/167 places, 192/192 transitions.
Applied a total of 0 rules in 7 ms. Remains 167 /167 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 167/167 places, 192/192 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 167/167 places, 192/192 transitions.
Applied a total of 0 rules in 6 ms. Remains 167 /167 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2023-03-15 06:58:12] [INFO ] Flow matrix only has 186 transitions (discarded 6 similar events)
[2023-03-15 06:58:12] [INFO ] Invariant cache hit.
[2023-03-15 06:58:12] [INFO ] Implicit Places using invariants in 152 ms returned []
[2023-03-15 06:58:12] [INFO ] Flow matrix only has 186 transitions (discarded 6 similar events)
[2023-03-15 06:58:12] [INFO ] Invariant cache hit.
[2023-03-15 06:58:12] [INFO ] State equation strengthened by 19 read => feed constraints.
[2023-03-15 06:58:12] [INFO ] Implicit Places using invariants and state equation in 249 ms returned []
Implicit Place search using SMT with State Equation took 419 ms to find 0 implicit places.
[2023-03-15 06:58:12] [INFO ] Redundant transitions in 43 ms returned [148, 149, 155, 162, 163, 172, 175, 176, 177, 178]
Found 10 redundant transitions using SMT.
Drop transitions removed 10 transitions
Redundant transitions reduction (with SMT) removed 10 transitions.
[2023-03-15 06:58:12] [INFO ] Flow matrix only has 176 transitions (discarded 6 similar events)
// Phase 1: matrix 176 rows 167 cols
[2023-03-15 06:58:12] [INFO ] Computed 66 place invariants in 2 ms
[2023-03-15 06:58:13] [INFO ] Dead Transitions using invariants and state equation in 166 ms found 0 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 167/167 places, 182/192 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 167 transition count 180
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 4 place count 165 transition count 180
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 5 place count 165 transition count 179
Applied a total of 5 rules in 15 ms. Remains 165 /167 variables (removed 2) and now considering 179/182 (removed 3) transitions.
[2023-03-15 06:58:13] [INFO ] Flow matrix only has 173 transitions (discarded 6 similar events)
// Phase 1: matrix 173 rows 165 cols
[2023-03-15 06:58:13] [INFO ] Computed 66 place invariants in 2 ms
[2023-03-15 06:58:13] [INFO ] Implicit Places using invariants in 145 ms returned [41, 46]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 146 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 163/167 places, 179/192 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
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 162 transition count 178
Applied a total of 2 rules in 8 ms. Remains 162 /163 variables (removed 1) and now considering 178/179 (removed 1) transitions.
[2023-03-15 06:58:13] [INFO ] Flow matrix only has 172 transitions (discarded 6 similar events)
// Phase 1: matrix 172 rows 162 cols
[2023-03-15 06:58:13] [INFO ] Computed 64 place invariants in 2 ms
[2023-03-15 06:58:13] [INFO ] Implicit Places using invariants in 131 ms returned []
[2023-03-15 06:58:13] [INFO ] Flow matrix only has 172 transitions (discarded 6 similar events)
[2023-03-15 06:58:13] [INFO ] Invariant cache hit.
[2023-03-15 06:58:13] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-15 06:58:13] [INFO ] Implicit Places using invariants and state equation in 234 ms returned []
Implicit Place search using SMT with State Equation took 372 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 162/167 places, 178/192 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 1192 ms. Remains : 162/167 places, 178/192 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 1) 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 1) seen :0
Interrupted probabilistic random walk after 967014 steps, run timeout after 3001 ms. (steps per millisecond=322 ) properties seen :{}
Probabilistic random walk after 967014 steps, saw 748355 distinct states, run finished after 3001 ms. (steps per millisecond=322 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-15 06:58:16] [INFO ] Flow matrix only has 172 transitions (discarded 6 similar events)
[2023-03-15 06:58:16] [INFO ] Invariant cache hit.
[2023-03-15 06:58:16] [INFO ] After 48ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-15 06:58:16] [INFO ] [Nat]Absence check using 55 positive place invariants in 16 ms returned sat
[2023-03-15 06:58:16] [INFO ] [Nat]Absence check using 55 positive and 9 generalized place invariants in 4 ms returned sat
[2023-03-15 06:58:16] [INFO ] After 130ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-15 06:58:16] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-15 06:58:17] [INFO ] After 63ms SMT Verify possible using 18 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-15 06:58:17] [INFO ] After 126ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 63 ms.
[2023-03-15 06:58:17] [INFO ] After 406ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 61 out of 162 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 162/162 places, 178/178 transitions.
Applied a total of 0 rules in 6 ms. Remains 162 /162 variables (removed 0) and now considering 178/178 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 162/162 places, 178/178 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 162/162 places, 178/178 transitions.
Applied a total of 0 rules in 5 ms. Remains 162 /162 variables (removed 0) and now considering 178/178 (removed 0) transitions.
[2023-03-15 06:58:17] [INFO ] Flow matrix only has 172 transitions (discarded 6 similar events)
[2023-03-15 06:58:17] [INFO ] Invariant cache hit.
[2023-03-15 06:58:17] [INFO ] Implicit Places using invariants in 123 ms returned []
[2023-03-15 06:58:17] [INFO ] Flow matrix only has 172 transitions (discarded 6 similar events)
[2023-03-15 06:58:17] [INFO ] Invariant cache hit.
[2023-03-15 06:58:17] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-15 06:58:17] [INFO ] Implicit Places using invariants and state equation in 227 ms returned []
Implicit Place search using SMT with State Equation took 357 ms to find 0 implicit places.
[2023-03-15 06:58:17] [INFO ] Redundant transitions in 10 ms returned []
[2023-03-15 06:58:17] [INFO ] Flow matrix only has 172 transitions (discarded 6 similar events)
[2023-03-15 06:58:17] [INFO ] Invariant cache hit.
[2023-03-15 06:58:17] [INFO ] Dead Transitions using invariants and state equation in 152 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 538 ms. Remains : 162/162 places, 178/178 transitions.
Graph (trivial) has 16 edges and 162 vertex of which 4 / 162 are part of one of the 2 SCC in 4 ms
Free SCC test removed 2 places
Drop transitions removed 4 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 10 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 160 transition count 166
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 5 place count 160 transition count 164
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 7 place count 158 transition count 164
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 9 place count 158 transition count 164
Applied a total of 9 rules in 34 ms. Remains 158 /162 variables (removed 4) and now considering 164/178 (removed 14) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 164 rows 158 cols
[2023-03-15 06:58:17] [INFO ] Computed 64 place invariants in 1 ms
[2023-03-15 06:58:17] [INFO ] After 42ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-15 06:58:17] [INFO ] [Nat]Absence check using 55 positive place invariants in 13 ms returned sat
[2023-03-15 06:58:17] [INFO ] [Nat]Absence check using 55 positive and 9 generalized place invariants in 2 ms returned sat
[2023-03-15 06:58:18] [INFO ] After 130ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-15 06:58:18] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-15 06:58:18] [INFO ] After 61ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-15 06:58:18] [INFO ] After 122ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 54 ms.
[2023-03-15 06:58:18] [INFO ] After 368ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2023-03-15 06:58:18] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 4 ms.
[2023-03-15 06:58:18] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 162 places, 178 transitions and 682 arcs took 2 ms.
[2023-03-15 06:58:18] [INFO ] Flatten gal took : 73 ms
Total runtime 20147 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --inv-bin-par --invariant=/tmp/553/inv_0_ --inv-par
TIME LIMIT: Killed by timeout after 3570 seconds
MemTotal: 16393232 kB
MemFree: 16038676 kB
After kill :
MemTotal: 16393232 kB
MemFree: 16097660 kB
Could not compute solution for formula : NoC3x3-PT-2A-ReachabilityFireability-04
BK_STOP 1678867070977
--------------------
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
mcc2023
rfs formula name NoC3x3-PT-2A-ReachabilityFireability-04
rfs formula type EF
rfs formula formula --invariant=/tmp/553/inv_0_
pnml2lts-sym: Exploration order is bfs-prev
pnml2lts-sym: Saturation strategy is sat
pnml2lts-sym: Guided search strategy is unguided
pnml2lts-sym: Attractor strategy is default
pnml2lts-sym: opening model.pnml
pnml2lts-sym: Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-sym: Petri net has 162 places, 178 transitions and 682 arcs
pnml2lts-sym: Petri net NoC3x3_PT_2A analyzed
pnml2lts-sym: There are no safe places
pnml2lts-sym: Loading Petri net took 0.000 real 0.010 user 0.000 sys
pnml2lts-sym: Initializing regrouping layer
pnml2lts-sym: Regroup specification: bs,w2W,ru,hf
pnml2lts-sym: Regroup Boost's Sloan
pnml2lts-sym: Regroup over-approximate must-write to may-write
pnml2lts-sym: Regroup Row sUbsume
pnml2lts-sym: Reqroup Horizontal Flip
pnml2lts-sym: Regrouping: 178->139 groups
pnml2lts-sym: Regrouping took 0.040 real 0.030 user 0.000 sys
pnml2lts-sym: state vector length is 162; there are 139 groups
pnml2lts-sym: Creating a multi-core ListDD domain.
pnml2lts-sym: Sylvan allocates 15.000 GB virtual memory for nodes table and operation cache.
pnml2lts-sym: Initial nodes table and operation cache requires 60.00 MB.
pnml2lts-sym: Using GBgetTransitionsShortR2W as next-state function
pnml2lts-sym: got initial state
Killing (15) : 559
Killing (9) : 559
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-2A"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is NoC3x3-PT-2A, 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 r265-smll-167863539800247"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-2A.tgz
mv NoC3x3-PT-2A 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 '
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 ;