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.r295-tall-167873948100599.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 lolaxred
Input is PolyORBLF-PT-S06J04T06, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r295-tall-167873948100599
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 13M
-rw-r--r-- 1 mcc users 24K Feb 26 13:42 CTLCardinality.txt
-rw-r--r-- 1 mcc users 141K Feb 26 13:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 47K Feb 26 13:39 CTLFireability.txt
-rw-r--r-- 1 mcc users 238K Feb 26 13:39 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 9.0K Feb 25 16:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 40K Feb 25 16:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Feb 25 16:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 43K Feb 25 16:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 40K Feb 26 14:11 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 196K Feb 26 14:11 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 262K Feb 26 14:07 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 1.2M Feb 26 14:07 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 16:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.8K Feb 25 16:35 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 11M 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 PolyORBLF-PT-S06J04T06-ReachabilityFireability-00
FORMULA_NAME PolyORBLF-PT-S06J04T06-ReachabilityFireability-01
FORMULA_NAME PolyORBLF-PT-S06J04T06-ReachabilityFireability-02
FORMULA_NAME PolyORBLF-PT-S06J04T06-ReachabilityFireability-03
FORMULA_NAME PolyORBLF-PT-S06J04T06-ReachabilityFireability-04
FORMULA_NAME PolyORBLF-PT-S06J04T06-ReachabilityFireability-05
FORMULA_NAME PolyORBLF-PT-S06J04T06-ReachabilityFireability-06
FORMULA_NAME PolyORBLF-PT-S06J04T06-ReachabilityFireability-07
FORMULA_NAME PolyORBLF-PT-S06J04T06-ReachabilityFireability-08
FORMULA_NAME PolyORBLF-PT-S06J04T06-ReachabilityFireability-09
FORMULA_NAME PolyORBLF-PT-S06J04T06-ReachabilityFireability-10
FORMULA_NAME PolyORBLF-PT-S06J04T06-ReachabilityFireability-11
FORMULA_NAME PolyORBLF-PT-S06J04T06-ReachabilityFireability-12
FORMULA_NAME PolyORBLF-PT-S06J04T06-ReachabilityFireability-13
FORMULA_NAME PolyORBLF-PT-S06J04T06-ReachabilityFireability-14
FORMULA_NAME PolyORBLF-PT-S06J04T06-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1678873198617

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=PolyORBLF-PT-S06J04T06
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-15 09:40:00] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2023-03-15 09:40:00] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-15 09:40:00] [INFO ] Load time of PNML (sax parser for PT used): 542 ms
[2023-03-15 09:40:00] [INFO ] Transformed 632 places.
[2023-03-15 09:40:01] [INFO ] Transformed 10500 transitions.
[2023-03-15 09:40:01] [INFO ] Parsed PT model containing 632 places and 10500 transitions and 88770 arcs in 772 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 45 ms.
Working with output stream class java.io.PrintStream
[2023-03-15 09:40:01] [INFO ] Reduced 90 identical enabling conditions.
[2023-03-15 09:40:01] [INFO ] Reduced 960 identical enabling conditions.
[2023-03-15 09:40:01] [INFO ] Reduced 7020 identical enabling conditions.
[2023-03-15 09:40:01] [INFO ] Reduced 960 identical enabling conditions.
Ensure Unique test removed 8070 transitions
Reduce redundant transitions removed 8070 transitions.
Incomplete random walk after 10000 steps, including 72 resets, run finished after 690 ms. (steps per millisecond=14 ) properties (out of 16) seen :4
FORMULA PolyORBLF-PT-S06J04T06-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S06J04T06-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S06J04T06-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S06J04T06-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 693 ms. (steps per millisecond=14 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10000 steps, including 33 resets, run finished after 399 ms. (steps per millisecond=25 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 46 resets, run finished after 1004 ms. (steps per millisecond=9 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 44 resets, run finished after 776 ms. (steps per millisecond=12 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 205 ms. (steps per millisecond=48 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 181 ms. (steps per millisecond=55 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 224 ms. (steps per millisecond=44 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 181 ms. (steps per millisecond=55 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10000 steps, including 12 resets, run finished after 161 ms. (steps per millisecond=62 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10000 steps, including 6 resets, run finished after 196 ms. (steps per millisecond=51 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10000 steps, including 14 resets, run finished after 156 ms. (steps per millisecond=64 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 175 ms. (steps per millisecond=57 ) properties (out of 12) seen :0
Running SMT prover for 12 properties.
[2023-03-15 09:40:06] [INFO ] Flow matrix only has 2394 transitions (discarded 36 similar events)
// Phase 1: matrix 2394 rows 632 cols
[2023-03-15 09:40:06] [INFO ] Computed 54 place invariants in 131 ms
[2023-03-15 09:40:12] [INFO ] [Real]Absence check using 17 positive place invariants in 22 ms returned sat
[2023-03-15 09:40:12] [INFO ] [Real]Absence check using 17 positive and 37 generalized place invariants in 79 ms returned sat
[2023-03-15 09:40:12] [INFO ] After 569ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:11
[2023-03-15 09:40:13] [INFO ] [Nat]Absence check using 17 positive place invariants in 8 ms returned sat
[2023-03-15 09:40:13] [INFO ] [Nat]Absence check using 17 positive and 37 generalized place invariants in 51 ms returned sat
[2023-03-15 09:40:26] [INFO ] After 12746ms SMT Verify possible using state equation in natural domain returned unsat :10 sat :2
[2023-03-15 09:40:26] [INFO ] State equation strengthened by 168 read => feed constraints.
[2023-03-15 09:40:29] [INFO ] After 3223ms SMT Verify possible using 168 Read/Feed constraints in natural domain returned unsat :10 sat :2
[2023-03-15 09:40:29] [INFO ] After 3682ms SMT Verify possible using trap constraints in natural domain returned unsat :10 sat :2
Attempting to minimize the solution found.
Minimization took 166 ms.
[2023-03-15 09:40:29] [INFO ] After 17498ms SMT Verify possible using all constraints in natural domain returned unsat :10 sat :2
FORMULA PolyORBLF-PT-S06J04T06-ReachabilityFireability-15 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S06J04T06-ReachabilityFireability-14 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S06J04T06-ReachabilityFireability-13 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S06J04T06-ReachabilityFireability-11 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S06J04T06-ReachabilityFireability-10 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S06J04T06-ReachabilityFireability-08 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S06J04T06-ReachabilityFireability-06 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S06J04T06-ReachabilityFireability-04 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S06J04T06-ReachabilityFireability-03 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S06J04T06-ReachabilityFireability-00 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 12 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 14 ms.
Support contains 11 out of 632 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 632/632 places, 2430/2430 transitions.
Ensure Unique test removed 6 places
Drop transitions removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 0 with 54 rules applied. Total rules applied 54 place count 626 transition count 2382
Reduce places removed 48 places and 0 transitions.
Iterating post reduction 1 with 48 rules applied. Total rules applied 102 place count 578 transition count 2382
Performed 72 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 72 Pre rules applied. Total rules applied 102 place count 578 transition count 2310
Deduced a syphon composed of 72 places in 3 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 2 with 144 rules applied. Total rules applied 246 place count 506 transition count 2310
Performed 72 Post agglomeration using F-continuation condition.Transition count delta: 72
Deduced a syphon composed of 72 places in 2 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 2 with 144 rules applied. Total rules applied 390 place count 434 transition count 2238
Free-agglomeration rule (complex) applied 14 times.
Iterating global reduction 2 with 14 rules applied. Total rules applied 404 place count 434 transition count 2224
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 2 with 14 rules applied. Total rules applied 418 place count 420 transition count 2224
Applied a total of 418 rules in 612 ms. Remains 420 /632 variables (removed 212) and now considering 2224/2430 (removed 206) transitions.
[2023-03-15 09:40:30] [INFO ] Flow matrix only has 2188 transitions (discarded 36 similar events)
// Phase 1: matrix 2188 rows 420 cols
[2023-03-15 09:40:30] [INFO ] Computed 48 place invariants in 116 ms
[2023-03-15 09:40:32] [INFO ] Dead Transitions using invariants and state equation in 1923 ms found 918 transitions.
Found 918 dead transitions using SMT.
Drop transitions removed 918 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 918 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 420/632 places, 1306/2430 transitions.
Applied a total of 0 rules in 51 ms. Remains 420 /420 variables (removed 0) and now considering 1306/1306 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2598 ms. Remains : 420/632 places, 1306/2430 transitions.
Incomplete random walk after 10000 steps, including 124 resets, run finished after 265 ms. (steps per millisecond=37 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 16 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 2) seen :1
FORMULA PolyORBLF-PT-S06J04T06-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Running SMT prover for 1 properties.
[2023-03-15 09:40:33] [INFO ] Flow matrix only has 1270 transitions (discarded 36 similar events)
// Phase 1: matrix 1270 rows 420 cols
[2023-03-15 09:40:33] [INFO ] Computed 48 place invariants in 38 ms
[2023-03-15 09:40:33] [INFO ] [Real]Absence check using 20 positive place invariants in 5 ms returned sat
[2023-03-15 09:40:33] [INFO ] [Real]Absence check using 20 positive and 28 generalized place invariants in 16 ms returned sat
[2023-03-15 09:40:34] [INFO ] After 1362ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-15 09:40:34] [INFO ] [Nat]Absence check using 20 positive place invariants in 5 ms returned sat
[2023-03-15 09:40:34] [INFO ] [Nat]Absence check using 20 positive and 28 generalized place invariants in 23 ms returned sat
[2023-03-15 09:40:41] [INFO ] After 6765ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-15 09:40:41] [INFO ] State equation strengthened by 168 read => feed constraints.
[2023-03-15 09:40:43] [INFO ] After 2102ms SMT Verify possible using 168 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-15 09:40:43] [INFO ] After 2259ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 76 ms.
[2023-03-15 09:40:43] [INFO ] After 9237ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 6 out of 420 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 420/420 places, 1306/1306 transitions.
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 420 transition count 1303
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 6 place count 417 transition count 1303
Applied a total of 6 rules in 73 ms. Remains 417 /420 variables (removed 3) and now considering 1303/1306 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73 ms. Remains : 417/420 places, 1303/1306 transitions.
Incomplete random walk after 10000 steps, including 103 resets, run finished after 145 ms. (steps per millisecond=68 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 148136 steps, run timeout after 3001 ms. (steps per millisecond=49 ) properties seen :{}
Probabilistic random walk after 148136 steps, saw 83171 distinct states, run finished after 3003 ms. (steps per millisecond=49 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-15 09:40:46] [INFO ] Flow matrix only has 1267 transitions (discarded 36 similar events)
// Phase 1: matrix 1267 rows 417 cols
[2023-03-15 09:40:46] [INFO ] Computed 48 place invariants in 21 ms
[2023-03-15 09:40:47] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2023-03-15 09:40:47] [INFO ] [Real]Absence check using 15 positive and 33 generalized place invariants in 21 ms returned sat
[2023-03-15 09:40:48] [INFO ] After 1233ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-15 09:40:48] [INFO ] [Nat]Absence check using 15 positive place invariants in 5 ms returned sat
[2023-03-15 09:40:48] [INFO ] [Nat]Absence check using 15 positive and 33 generalized place invariants in 20 ms returned sat
[2023-03-15 09:40:55] [INFO ] After 6947ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-15 09:40:55] [INFO ] State equation strengthened by 168 read => feed constraints.
[2023-03-15 09:40:57] [INFO ] After 1885ms SMT Verify possible using 168 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-15 09:41:00] [INFO ] After 5008ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 876 ms.
[2023-03-15 09:41:01] [INFO ] After 12960ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 6 out of 417 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 417/417 places, 1303/1303 transitions.
Applied a total of 0 rules in 51 ms. Remains 417 /417 variables (removed 0) and now considering 1303/1303 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56 ms. Remains : 417/417 places, 1303/1303 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 417/417 places, 1303/1303 transitions.
Applied a total of 0 rules in 42 ms. Remains 417 /417 variables (removed 0) and now considering 1303/1303 (removed 0) transitions.
[2023-03-15 09:41:01] [INFO ] Flow matrix only has 1267 transitions (discarded 36 similar events)
[2023-03-15 09:41:01] [INFO ] Invariant cache hit.
[2023-03-15 09:41:01] [INFO ] Implicit Places using invariants in 492 ms returned [57, 148, 232, 283, 341, 394]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 500 ms to find 6 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 411/417 places, 1303/1303 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 407 transition count 1299
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 407 transition count 1299
Applied a total of 8 rules in 40 ms. Remains 407 /411 variables (removed 4) and now considering 1299/1303 (removed 4) transitions.
[2023-03-15 09:41:01] [INFO ] Flow matrix only has 1263 transitions (discarded 36 similar events)
// Phase 1: matrix 1263 rows 407 cols
[2023-03-15 09:41:01] [INFO ] Computed 42 place invariants in 28 ms
[2023-03-15 09:41:02] [INFO ] Implicit Places using invariants in 494 ms returned []
[2023-03-15 09:41:02] [INFO ] Flow matrix only has 1263 transitions (discarded 36 similar events)
[2023-03-15 09:41:02] [INFO ] Invariant cache hit.
[2023-03-15 09:41:02] [INFO ] State equation strengthened by 168 read => feed constraints.
[2023-03-15 09:41:17] [INFO ] Implicit Places using invariants and state equation in 14891 ms returned []
Implicit Place search using SMT with State Equation took 15401 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 407/417 places, 1299/1303 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 15985 ms. Remains : 407/417 places, 1299/1303 transitions.
Incomplete random walk after 10000 steps, including 128 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 154046 steps, run timeout after 3001 ms. (steps per millisecond=51 ) properties seen :{}
Probabilistic random walk after 154046 steps, saw 94166 distinct states, run finished after 3002 ms. (steps per millisecond=51 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-15 09:41:20] [INFO ] Flow matrix only has 1263 transitions (discarded 36 similar events)
[2023-03-15 09:41:20] [INFO ] Invariant cache hit.
[2023-03-15 09:41:20] [INFO ] [Real]Absence check using 15 positive place invariants in 5 ms returned sat
[2023-03-15 09:41:20] [INFO ] [Real]Absence check using 15 positive and 27 generalized place invariants in 22 ms returned sat
[2023-03-15 09:41:22] [INFO ] After 2106ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-15 09:41:22] [INFO ] [Nat]Absence check using 15 positive place invariants in 4 ms returned sat
[2023-03-15 09:41:22] [INFO ] [Nat]Absence check using 15 positive and 27 generalized place invariants in 22 ms returned sat
[2023-03-15 09:41:27] [INFO ] After 5216ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-15 09:41:27] [INFO ] State equation strengthened by 168 read => feed constraints.
[2023-03-15 09:41:28] [INFO ] After 736ms SMT Verify possible using 168 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-15 09:41:29] [INFO ] Deduced a trap composed of 51 places in 65 ms of which 1 ms to minimize.
[2023-03-15 09:41:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 850 ms
[2023-03-15 09:41:30] [INFO ] After 2702ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 381 ms.
[2023-03-15 09:41:30] [INFO ] After 8400ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 6 out of 407 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 407/407 places, 1299/1299 transitions.
Applied a total of 0 rules in 50 ms. Remains 407 /407 variables (removed 0) and now considering 1299/1299 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 407/407 places, 1299/1299 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 407/407 places, 1299/1299 transitions.
Applied a total of 0 rules in 35 ms. Remains 407 /407 variables (removed 0) and now considering 1299/1299 (removed 0) transitions.
[2023-03-15 09:41:30] [INFO ] Flow matrix only has 1263 transitions (discarded 36 similar events)
[2023-03-15 09:41:30] [INFO ] Invariant cache hit.
[2023-03-15 09:41:31] [INFO ] Implicit Places using invariants in 892 ms returned []
[2023-03-15 09:41:31] [INFO ] Flow matrix only has 1263 transitions (discarded 36 similar events)
[2023-03-15 09:41:31] [INFO ] Invariant cache hit.
[2023-03-15 09:41:32] [INFO ] State equation strengthened by 168 read => feed constraints.
[2023-03-15 09:41:44] [INFO ] Implicit Places using invariants and state equation in 12495 ms returned []
Implicit Place search using SMT with State Equation took 13407 ms to find 0 implicit places.
[2023-03-15 09:41:44] [INFO ] Redundant transitions in 77 ms returned []
[2023-03-15 09:41:44] [INFO ] Flow matrix only has 1263 transitions (discarded 36 similar events)
[2023-03-15 09:41:44] [INFO ] Invariant cache hit.
[2023-03-15 09:41:45] [INFO ] Dead Transitions using invariants and state equation in 1034 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14579 ms. Remains : 407/407 places, 1299/1299 transitions.
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 0 with 36 rules applied. Total rules applied 36 place count 407 transition count 1263
Drop transitions removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 1 with 36 rules applied. Total rules applied 72 place count 407 transition count 1227
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -60
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 84 place count 401 transition count 1287
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 90 place count 401 transition count 1281
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 96 place count 395 transition count 1281
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 102 place count 395 transition count 1275
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 108 place count 389 transition count 1275
Applied a total of 108 rules in 213 ms. Remains 389 /407 variables (removed 18) and now considering 1275/1299 (removed 24) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 1275 rows 389 cols
[2023-03-15 09:41:45] [INFO ] Computed 42 place invariants in 19 ms
[2023-03-15 09:41:46] [INFO ] [Real]Absence check using 17 positive place invariants in 140 ms returned sat
[2023-03-15 09:41:46] [INFO ] [Real]Absence check using 17 positive and 25 generalized place invariants in 177 ms returned sat
[2023-03-15 09:41:47] [INFO ] After 1450ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-15 09:41:47] [INFO ] [Nat]Absence check using 17 positive place invariants in 4 ms returned sat
[2023-03-15 09:41:47] [INFO ] [Nat]Absence check using 17 positive and 25 generalized place invariants in 21 ms returned sat
[2023-03-15 09:41:51] [INFO ] After 4610ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-15 09:42:00] [INFO ] After 13663ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :0
[2023-03-15 09:42:00] [INFO ] After 13771ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
[2023-03-15 09:42:00] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 13 ms.
[2023-03-15 09:42:00] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 407 places, 1299 transitions and 7939 arcs took 16 ms.
[2023-03-15 09:42:01] [INFO ] Flatten gal took : 356 ms
Total runtime 121319 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT PolyORBLF-PT-S06J04T06
BK_EXAMINATION: ReachabilityFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/373
ReachabilityFireability

FORMULA PolyORBLF-PT-S06J04T06-ReachabilityFireability-12 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1678873325734

--------------------
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: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 7 (type EXCL) for 0 PolyORBLF-PT-S06J04T06-ReachabilityFireability-12
lola: time limit : 3599 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 3 (type FNDP) for 0 PolyORBLF-PT-S06J04T06-ReachabilityFireability-12
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 4 (type EQUN) for 0 PolyORBLF-PT-S06J04T06-ReachabilityFireability-12
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 6 (type SRCH) for 0 PolyORBLF-PT-S06J04T06-ReachabilityFireability-12
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
sara: try reading problem file /home/mcc/execution/373/ReachabilityFireability-4.sara.
sara: place or transition ordering is non-deterministic
lola: FINISHED task # 3 (type FNDP) for PolyORBLF-PT-S06J04T06-ReachabilityFireability-12
lola: result : true
lola: fired transitions : 24004
lola: tried executions : 592
lola: time used : 2.000000
lola: memory pages used : 0
lola: CANCELED task # 4 (type EQUN) for PolyORBLF-PT-S06J04T06-ReachabilityFireability-12 (obsolete)
lola: CANCELED task # 6 (type SRCH) for PolyORBLF-PT-S06J04T06-ReachabilityFireability-12 (obsolete)
lola: CANCELED task # 7 (type EXCL) for PolyORBLF-PT-S06J04T06-ReachabilityFireability-12 (obsolete)
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
PolyORBLF-PT-S06J04T06-ReachabilityFireability-12: EF true findpath


Time elapsed: 3 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="PolyORBLF-PT-S06J04T06"
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 PolyORBLF-PT-S06J04T06, 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 r295-tall-167873948100599"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S06J04T06.tgz
mv PolyORBLF-PT-S06J04T06 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 ;