fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r233-tall-167856419200668
Last Updated
May 14, 2023

About the Execution of LTSMin+red for Medical-PT-06

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
1071.491 29124.00 42248.00 487.40 F?TFTTTFTFFTFFFF 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.r233-tall-167856419200668.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...........................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is Medical-PT-06, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r233-tall-167856419200668
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.5M
-rw-r--r-- 1 mcc users 7.6K Feb 25 14:33 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K Feb 25 14:33 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Feb 25 14:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Feb 25 14:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:23 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:23 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:23 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:23 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 14:37 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 99K Feb 25 14:37 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Feb 25 14:36 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 47K Feb 25 14:36 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:23 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:23 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 3.1M Mar 5 18:22 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 Medical-PT-06-LTLFireability-00
FORMULA_NAME Medical-PT-06-LTLFireability-01
FORMULA_NAME Medical-PT-06-LTLFireability-02
FORMULA_NAME Medical-PT-06-LTLFireability-03
FORMULA_NAME Medical-PT-06-LTLFireability-04
FORMULA_NAME Medical-PT-06-LTLFireability-05
FORMULA_NAME Medical-PT-06-LTLFireability-06
FORMULA_NAME Medical-PT-06-LTLFireability-07
FORMULA_NAME Medical-PT-06-LTLFireability-08
FORMULA_NAME Medical-PT-06-LTLFireability-09
FORMULA_NAME Medical-PT-06-LTLFireability-10
FORMULA_NAME Medical-PT-06-LTLFireability-11
FORMULA_NAME Medical-PT-06-LTLFireability-12
FORMULA_NAME Medical-PT-06-LTLFireability-13
FORMULA_NAME Medical-PT-06-LTLFireability-14
FORMULA_NAME Medical-PT-06-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679573615906

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=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Medical-PT-06
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-23 12:13:37] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-23 12:13:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-23 12:13:37] [INFO ] Load time of PNML (sax parser for PT used): 250 ms
[2023-03-23 12:13:37] [INFO ] Transformed 312 places.
[2023-03-23 12:13:37] [INFO ] Transformed 5431 transitions.
[2023-03-23 12:13:37] [INFO ] Parsed PT model containing 312 places and 5431 transitions and 28790 arcs in 552 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 32 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Deduced a syphon composed of 242 places in 20 ms
Reduce places removed 242 places and 5204 transitions.
Reduce places removed 1 places and 0 transitions.
Initial state reduction rules removed 2 formulas.
FORMULA Medical-PT-06-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 3 out of 69 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 69/69 places, 227/227 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 67 transition count 227
Applied a total of 2 rules in 14 ms. Remains 67 /69 variables (removed 2) and now considering 227/227 (removed 0) transitions.
[2023-03-23 12:13:38] [INFO ] Flow matrix only has 182 transitions (discarded 45 similar events)
// Phase 1: matrix 182 rows 67 cols
[2023-03-23 12:13:38] [INFO ] Computed 8 place invariants in 11 ms
[2023-03-23 12:13:38] [INFO ] Implicit Places using invariants in 230 ms returned []
[2023-03-23 12:13:38] [INFO ] Flow matrix only has 182 transitions (discarded 45 similar events)
[2023-03-23 12:13:38] [INFO ] Invariant cache hit.
[2023-03-23 12:13:38] [INFO ] State equation strengthened by 56 read => feed constraints.
[2023-03-23 12:13:38] [INFO ] Implicit Places using invariants and state equation in 162 ms returned []
Implicit Place search using SMT with State Equation took 417 ms to find 0 implicit places.
[2023-03-23 12:13:38] [INFO ] Flow matrix only has 182 transitions (discarded 45 similar events)
[2023-03-23 12:13:38] [INFO ] Invariant cache hit.
[2023-03-23 12:13:38] [INFO ] Dead Transitions using invariants and state equation in 104 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 67/69 places, 227/227 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 539 ms. Remains : 67/69 places, 227/227 transitions.
Support contains 3 out of 67 places after structural reductions.
[2023-03-23 12:13:38] [INFO ] Flatten gal took : 48 ms
[2023-03-23 12:13:38] [INFO ] Flatten gal took : 30 ms
[2023-03-23 12:13:38] [INFO ] Input system was already deterministic with 227 transitions.
Incomplete random walk after 10000 steps, including 63 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 7 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1047066 steps, run timeout after 3001 ms. (steps per millisecond=348 ) properties seen :{}
Probabilistic random walk after 1047066 steps, saw 667129 distinct states, run finished after 3005 ms. (steps per millisecond=348 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-23 12:13:42] [INFO ] Flow matrix only has 182 transitions (discarded 45 similar events)
[2023-03-23 12:13:42] [INFO ] Invariant cache hit.
[2023-03-23 12:13:42] [INFO ] [Real]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-23 12:13:42] [INFO ] After 100ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-23 12:13:42] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-23 12:13:42] [INFO ] After 48ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-23 12:13:42] [INFO ] State equation strengthened by 56 read => feed constraints.
[2023-03-23 12:13:42] [INFO ] After 18ms SMT Verify possible using 56 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-23 12:13:42] [INFO ] After 35ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 18 ms.
[2023-03-23 12:13:42] [INFO ] After 145ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 3 out of 67 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 67/67 places, 227/227 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 67 transition count 225
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 65 transition count 225
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
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 6 place count 64 transition count 225
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 64 transition count 223
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 10 place count 62 transition count 223
Applied a total of 10 rules in 31 ms. Remains 62 /67 variables (removed 5) and now considering 223/227 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 62/67 places, 223/227 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1162890 steps, run timeout after 3001 ms. (steps per millisecond=387 ) properties seen :{}
Probabilistic random walk after 1162890 steps, saw 697648 distinct states, run finished after 3001 ms. (steps per millisecond=387 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-23 12:13:45] [INFO ] Flow matrix only has 177 transitions (discarded 46 similar events)
// Phase 1: matrix 177 rows 62 cols
[2023-03-23 12:13:45] [INFO ] Computed 8 place invariants in 7 ms
[2023-03-23 12:13:45] [INFO ] [Real]Absence check using 8 positive place invariants in 15 ms returned sat
[2023-03-23 12:13:45] [INFO ] After 107ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-23 12:13:45] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-23 12:13:45] [INFO ] After 36ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-23 12:13:45] [INFO ] State equation strengthened by 57 read => feed constraints.
[2023-03-23 12:13:45] [INFO ] After 21ms SMT Verify possible using 57 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-23 12:13:45] [INFO ] Deduced a trap composed of 28 places in 46 ms of which 1 ms to minimize.
[2023-03-23 12:13:45] [INFO ] Deduced a trap composed of 30 places in 42 ms of which 1 ms to minimize.
[2023-03-23 12:13:45] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 107 ms
[2023-03-23 12:13:45] [INFO ] After 144ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2023-03-23 12:13:45] [INFO ] After 231ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 3 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 223/223 transitions.
Applied a total of 0 rules in 10 ms. Remains 62 /62 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 62/62 places, 223/223 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 223/223 transitions.
Applied a total of 0 rules in 6 ms. Remains 62 /62 variables (removed 0) and now considering 223/223 (removed 0) transitions.
[2023-03-23 12:13:45] [INFO ] Flow matrix only has 177 transitions (discarded 46 similar events)
[2023-03-23 12:13:45] [INFO ] Invariant cache hit.
[2023-03-23 12:13:45] [INFO ] Implicit Places using invariants in 59 ms returned []
[2023-03-23 12:13:45] [INFO ] Flow matrix only has 177 transitions (discarded 46 similar events)
[2023-03-23 12:13:45] [INFO ] Invariant cache hit.
[2023-03-23 12:13:45] [INFO ] State equation strengthened by 57 read => feed constraints.
[2023-03-23 12:13:45] [INFO ] Implicit Places using invariants and state equation in 116 ms returned []
Implicit Place search using SMT with State Equation took 179 ms to find 0 implicit places.
[2023-03-23 12:13:45] [INFO ] Redundant transitions in 9 ms returned []
[2023-03-23 12:13:45] [INFO ] Flow matrix only has 177 transitions (discarded 46 similar events)
[2023-03-23 12:13:45] [INFO ] Invariant cache hit.
[2023-03-23 12:13:46] [INFO ] Dead Transitions using invariants and state equation in 81 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 280 ms. Remains : 62/62 places, 223/223 transitions.
Drop transitions removed 13 transitions
Ensure Unique test removed 39 transitions
Reduce isomorphic transitions removed 52 transitions.
Iterating post reduction 0 with 52 rules applied. Total rules applied 52 place count 62 transition count 171
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 52 place count 62 transition count 170
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 54 place count 61 transition count 170
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 1 with 2 rules applied. Total rules applied 56 place count 60 transition count 169
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -31
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 61 place count 57 transition count 200
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 62 place count 57 transition count 199
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 63 place count 56 transition count 199
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 64 place count 56 transition count 222
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 65 place count 55 transition count 222
Applied a total of 65 rules in 22 ms. Remains 55 /62 variables (removed 7) and now considering 222/223 (removed 1) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 222 rows 55 cols
[2023-03-23 12:13:46] [INFO ] Computed 9 place invariants in 2 ms
[2023-03-23 12:13:46] [INFO ] [Real]Absence check using 9 positive place invariants in 1 ms returned sat
[2023-03-23 12:13:46] [INFO ] After 77ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-23 12:13:46] [INFO ] [Nat]Absence check using 9 positive place invariants in 2 ms returned sat
[2023-03-23 12:13:46] [INFO ] After 41ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-23 12:13:46] [INFO ] State equation strengthened by 7 read => feed constraints.
[2023-03-23 12:13:46] [INFO ] After 8ms SMT Verify possible using 7 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-23 12:13:46] [INFO ] After 19ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-23 12:13:46] [INFO ] After 101ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Computed a total of 6 stabilizing places and 33 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 67 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 67/67 places, 227/227 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 67 transition count 225
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 65 transition count 225
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
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 6 place count 64 transition count 225
Applied a total of 6 rules in 11 ms. Remains 64 /67 variables (removed 3) and now considering 225/227 (removed 2) transitions.
[2023-03-23 12:13:46] [INFO ] Flow matrix only has 179 transitions (discarded 46 similar events)
// Phase 1: matrix 179 rows 64 cols
[2023-03-23 12:13:46] [INFO ] Computed 8 place invariants in 2 ms
[2023-03-23 12:13:46] [INFO ] Implicit Places using invariants in 65 ms returned []
[2023-03-23 12:13:46] [INFO ] Flow matrix only has 179 transitions (discarded 46 similar events)
[2023-03-23 12:13:46] [INFO ] Invariant cache hit.
[2023-03-23 12:13:46] [INFO ] State equation strengthened by 57 read => feed constraints.
[2023-03-23 12:13:46] [INFO ] Implicit Places using invariants and state equation in 130 ms returned []
Implicit Place search using SMT with State Equation took 198 ms to find 0 implicit places.
[2023-03-23 12:13:46] [INFO ] Redundant transitions in 11 ms returned []
[2023-03-23 12:13:46] [INFO ] Flow matrix only has 179 transitions (discarded 46 similar events)
[2023-03-23 12:13:46] [INFO ] Invariant cache hit.
[2023-03-23 12:13:46] [INFO ] Dead Transitions using invariants and state equation in 85 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 64/67 places, 225/227 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 309 ms. Remains : 64/67 places, 225/227 transitions.
Stuttering acceptance computed with spot in 136 ms :[(NOT p0)]
Running random walk in product with property : Medical-PT-06-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (LT s8 1) (LT s33 1) (LT s57 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 785 reset in 340 ms.
Product exploration explored 100000 steps with 808 reset in 244 ms.
Computed a total of 6 stabilizing places and 33 stable transitions
Computed a total of 6 stabilizing places and 33 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 111 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 79 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1084738 steps, run timeout after 3001 ms. (steps per millisecond=361 ) properties seen :{}
Probabilistic random walk after 1084738 steps, saw 517814 distinct states, run finished after 3001 ms. (steps per millisecond=361 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-23 12:13:50] [INFO ] Flow matrix only has 179 transitions (discarded 46 similar events)
[2023-03-23 12:13:50] [INFO ] Invariant cache hit.
[2023-03-23 12:13:50] [INFO ] [Real]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-23 12:13:50] [INFO ] After 84ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-23 12:13:50] [INFO ] [Nat]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-23 12:13:50] [INFO ] After 33ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-23 12:13:50] [INFO ] State equation strengthened by 57 read => feed constraints.
[2023-03-23 12:13:50] [INFO ] After 14ms SMT Verify possible using 57 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-23 12:13:50] [INFO ] Deduced a trap composed of 5 places in 48 ms of which 0 ms to minimize.
[2023-03-23 12:13:50] [INFO ] Deduced a trap composed of 15 places in 40 ms of which 1 ms to minimize.
[2023-03-23 12:13:50] [INFO ] Deduced a trap composed of 4 places in 48 ms of which 0 ms to minimize.
[2023-03-23 12:13:50] [INFO ] Deduced a trap composed of 31 places in 63 ms of which 1 ms to minimize.
[2023-03-23 12:13:50] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 239 ms
[2023-03-23 12:13:50] [INFO ] After 262ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2023-03-23 12:13:50] [INFO ] After 331ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 3 out of 64 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 225/225 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 64 transition count 223
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 62 transition count 223
Applied a total of 4 rules in 16 ms. Remains 62 /64 variables (removed 2) and now considering 223/225 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 62/64 places, 223/225 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1269402 steps, run timeout after 3001 ms. (steps per millisecond=422 ) properties seen :{}
Probabilistic random walk after 1269402 steps, saw 761555 distinct states, run finished after 3001 ms. (steps per millisecond=422 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-23 12:13:54] [INFO ] Flow matrix only has 177 transitions (discarded 46 similar events)
// Phase 1: matrix 177 rows 62 cols
[2023-03-23 12:13:54] [INFO ] Computed 8 place invariants in 6 ms
[2023-03-23 12:13:54] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-23 12:13:54] [INFO ] After 65ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-23 12:13:54] [INFO ] [Nat]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-23 12:13:54] [INFO ] After 32ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-23 12:13:54] [INFO ] State equation strengthened by 57 read => feed constraints.
[2023-03-23 12:13:54] [INFO ] After 17ms SMT Verify possible using 57 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-23 12:13:54] [INFO ] Deduced a trap composed of 28 places in 41 ms of which 0 ms to minimize.
[2023-03-23 12:13:54] [INFO ] Deduced a trap composed of 30 places in 39 ms of which 0 ms to minimize.
[2023-03-23 12:13:54] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 105 ms
[2023-03-23 12:13:54] [INFO ] After 136ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2023-03-23 12:13:54] [INFO ] After 208ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 3 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 223/223 transitions.
Applied a total of 0 rules in 5 ms. Remains 62 /62 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 62/62 places, 223/223 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 223/223 transitions.
Applied a total of 0 rules in 4 ms. Remains 62 /62 variables (removed 0) and now considering 223/223 (removed 0) transitions.
[2023-03-23 12:13:54] [INFO ] Flow matrix only has 177 transitions (discarded 46 similar events)
[2023-03-23 12:13:54] [INFO ] Invariant cache hit.
[2023-03-23 12:13:54] [INFO ] Implicit Places using invariants in 56 ms returned []
[2023-03-23 12:13:54] [INFO ] Flow matrix only has 177 transitions (discarded 46 similar events)
[2023-03-23 12:13:54] [INFO ] Invariant cache hit.
[2023-03-23 12:13:54] [INFO ] State equation strengthened by 57 read => feed constraints.
[2023-03-23 12:13:54] [INFO ] Implicit Places using invariants and state equation in 116 ms returned []
Implicit Place search using SMT with State Equation took 186 ms to find 0 implicit places.
[2023-03-23 12:13:54] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-23 12:13:54] [INFO ] Flow matrix only has 177 transitions (discarded 46 similar events)
[2023-03-23 12:13:54] [INFO ] Invariant cache hit.
[2023-03-23 12:13:54] [INFO ] Dead Transitions using invariants and state equation in 81 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 280 ms. Remains : 62/62 places, 223/223 transitions.
Drop transitions removed 13 transitions
Ensure Unique test removed 39 transitions
Reduce isomorphic transitions removed 52 transitions.
Iterating post reduction 0 with 52 rules applied. Total rules applied 52 place count 62 transition count 171
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 52 place count 62 transition count 170
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 54 place count 61 transition count 170
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 1 with 2 rules applied. Total rules applied 56 place count 60 transition count 169
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -31
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 61 place count 57 transition count 200
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 62 place count 57 transition count 199
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 63 place count 56 transition count 199
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 64 place count 56 transition count 222
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 65 place count 55 transition count 222
Applied a total of 65 rules in 15 ms. Remains 55 /62 variables (removed 7) and now considering 222/223 (removed 1) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 222 rows 55 cols
[2023-03-23 12:13:54] [INFO ] Computed 9 place invariants in 1 ms
[2023-03-23 12:13:54] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2023-03-23 12:13:54] [INFO ] After 64ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-23 12:13:54] [INFO ] [Nat]Absence check using 9 positive place invariants in 1 ms returned sat
[2023-03-23 12:13:54] [INFO ] After 35ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-23 12:13:54] [INFO ] State equation strengthened by 7 read => feed constraints.
[2023-03-23 12:13:54] [INFO ] After 13ms SMT Verify possible using 7 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-23 12:13:54] [INFO ] After 24ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2023-03-23 12:13:54] [INFO ] After 102ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 98 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Support contains 3 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 225/225 transitions.
Applied a total of 0 rules in 5 ms. Remains 64 /64 variables (removed 0) and now considering 225/225 (removed 0) transitions.
[2023-03-23 12:13:54] [INFO ] Flow matrix only has 179 transitions (discarded 46 similar events)
// Phase 1: matrix 179 rows 64 cols
[2023-03-23 12:13:54] [INFO ] Computed 8 place invariants in 1 ms
[2023-03-23 12:13:55] [INFO ] Implicit Places using invariants in 59 ms returned []
[2023-03-23 12:13:55] [INFO ] Flow matrix only has 179 transitions (discarded 46 similar events)
[2023-03-23 12:13:55] [INFO ] Invariant cache hit.
[2023-03-23 12:13:55] [INFO ] State equation strengthened by 57 read => feed constraints.
[2023-03-23 12:13:55] [INFO ] Implicit Places using invariants and state equation in 140 ms returned []
Implicit Place search using SMT with State Equation took 202 ms to find 0 implicit places.
[2023-03-23 12:13:55] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-23 12:13:55] [INFO ] Flow matrix only has 179 transitions (discarded 46 similar events)
[2023-03-23 12:13:55] [INFO ] Invariant cache hit.
[2023-03-23 12:13:55] [INFO ] Dead Transitions using invariants and state equation in 114 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 342 ms. Remains : 64/64 places, 225/225 transitions.
Computed a total of 6 stabilizing places and 33 stable transitions
Computed a total of 6 stabilizing places and 33 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 106 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 66 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1183056 steps, run timeout after 3001 ms. (steps per millisecond=394 ) properties seen :{}
Probabilistic random walk after 1183056 steps, saw 563651 distinct states, run finished after 3001 ms. (steps per millisecond=394 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-23 12:13:58] [INFO ] Flow matrix only has 179 transitions (discarded 46 similar events)
[2023-03-23 12:13:58] [INFO ] Invariant cache hit.
[2023-03-23 12:13:58] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-23 12:13:58] [INFO ] After 63ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-23 12:13:58] [INFO ] [Nat]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-23 12:13:58] [INFO ] After 33ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-23 12:13:58] [INFO ] State equation strengthened by 57 read => feed constraints.
[2023-03-23 12:13:58] [INFO ] After 14ms SMT Verify possible using 57 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-23 12:13:58] [INFO ] Deduced a trap composed of 5 places in 51 ms of which 1 ms to minimize.
[2023-03-23 12:13:58] [INFO ] Deduced a trap composed of 15 places in 40 ms of which 0 ms to minimize.
[2023-03-23 12:13:58] [INFO ] Deduced a trap composed of 4 places in 51 ms of which 0 ms to minimize.
[2023-03-23 12:13:58] [INFO ] Deduced a trap composed of 31 places in 39 ms of which 0 ms to minimize.
[2023-03-23 12:13:58] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 228 ms
[2023-03-23 12:13:58] [INFO ] After 255ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2023-03-23 12:13:58] [INFO ] After 324ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 3 out of 64 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 225/225 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 64 transition count 223
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 62 transition count 223
Applied a total of 4 rules in 8 ms. Remains 62 /64 variables (removed 2) and now considering 223/225 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 62/64 places, 223/225 transitions.
Incomplete random walk after 10005 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1332255 steps, run timeout after 3001 ms. (steps per millisecond=443 ) properties seen :{}
Probabilistic random walk after 1332255 steps, saw 799267 distinct states, run finished after 3001 ms. (steps per millisecond=443 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-23 12:14:01] [INFO ] Flow matrix only has 177 transitions (discarded 46 similar events)
// Phase 1: matrix 177 rows 62 cols
[2023-03-23 12:14:01] [INFO ] Computed 8 place invariants in 3 ms
[2023-03-23 12:14:01] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-23 12:14:01] [INFO ] After 68ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-23 12:14:02] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-23 12:14:02] [INFO ] After 34ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-23 12:14:02] [INFO ] State equation strengthened by 57 read => feed constraints.
[2023-03-23 12:14:02] [INFO ] After 16ms SMT Verify possible using 57 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-23 12:14:02] [INFO ] Deduced a trap composed of 28 places in 46 ms of which 1 ms to minimize.
[2023-03-23 12:14:02] [INFO ] Deduced a trap composed of 30 places in 50 ms of which 0 ms to minimize.
[2023-03-23 12:14:02] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 133 ms
[2023-03-23 12:14:02] [INFO ] After 162ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2023-03-23 12:14:02] [INFO ] After 235ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 3 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 223/223 transitions.
Applied a total of 0 rules in 11 ms. Remains 62 /62 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 62/62 places, 223/223 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 223/223 transitions.
Applied a total of 0 rules in 8 ms. Remains 62 /62 variables (removed 0) and now considering 223/223 (removed 0) transitions.
[2023-03-23 12:14:02] [INFO ] Flow matrix only has 177 transitions (discarded 46 similar events)
[2023-03-23 12:14:02] [INFO ] Invariant cache hit.
[2023-03-23 12:14:02] [INFO ] Implicit Places using invariants in 57 ms returned []
[2023-03-23 12:14:02] [INFO ] Flow matrix only has 177 transitions (discarded 46 similar events)
[2023-03-23 12:14:02] [INFO ] Invariant cache hit.
[2023-03-23 12:14:02] [INFO ] State equation strengthened by 57 read => feed constraints.
[2023-03-23 12:14:02] [INFO ] Implicit Places using invariants and state equation in 126 ms returned []
Implicit Place search using SMT with State Equation took 185 ms to find 0 implicit places.
[2023-03-23 12:14:02] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-23 12:14:02] [INFO ] Flow matrix only has 177 transitions (discarded 46 similar events)
[2023-03-23 12:14:02] [INFO ] Invariant cache hit.
[2023-03-23 12:14:02] [INFO ] Dead Transitions using invariants and state equation in 80 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 282 ms. Remains : 62/62 places, 223/223 transitions.
Drop transitions removed 13 transitions
Ensure Unique test removed 39 transitions
Reduce isomorphic transitions removed 52 transitions.
Iterating post reduction 0 with 52 rules applied. Total rules applied 52 place count 62 transition count 171
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 52 place count 62 transition count 170
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 54 place count 61 transition count 170
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 1 with 2 rules applied. Total rules applied 56 place count 60 transition count 169
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -31
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 61 place count 57 transition count 200
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 62 place count 57 transition count 199
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 63 place count 56 transition count 199
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 64 place count 56 transition count 222
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 65 place count 55 transition count 222
Applied a total of 65 rules in 13 ms. Remains 55 /62 variables (removed 7) and now considering 222/223 (removed 1) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 222 rows 55 cols
[2023-03-23 12:14:02] [INFO ] Computed 9 place invariants in 1 ms
[2023-03-23 12:14:02] [INFO ] [Real]Absence check using 9 positive place invariants in 1 ms returned sat
[2023-03-23 12:14:02] [INFO ] After 71ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-23 12:14:02] [INFO ] [Nat]Absence check using 9 positive place invariants in 1 ms returned sat
[2023-03-23 12:14:02] [INFO ] After 41ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-23 12:14:02] [INFO ] State equation strengthened by 7 read => feed constraints.
[2023-03-23 12:14:02] [INFO ] After 8ms SMT Verify possible using 7 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-23 12:14:02] [INFO ] After 18ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2023-03-23 12:14:02] [INFO ] After 95ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 127 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Product exploration explored 100000 steps with 786 reset in 181 ms.
Product exploration explored 100000 steps with 788 reset in 189 ms.
Support contains 3 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 225/225 transitions.
Applied a total of 0 rules in 5 ms. Remains 64 /64 variables (removed 0) and now considering 225/225 (removed 0) transitions.
[2023-03-23 12:14:03] [INFO ] Flow matrix only has 179 transitions (discarded 46 similar events)
// Phase 1: matrix 179 rows 64 cols
[2023-03-23 12:14:03] [INFO ] Computed 8 place invariants in 1 ms
[2023-03-23 12:14:03] [INFO ] Implicit Places using invariants in 64 ms returned []
[2023-03-23 12:14:03] [INFO ] Flow matrix only has 179 transitions (discarded 46 similar events)
[2023-03-23 12:14:03] [INFO ] Invariant cache hit.
[2023-03-23 12:14:03] [INFO ] State equation strengthened by 57 read => feed constraints.
[2023-03-23 12:14:03] [INFO ] Implicit Places using invariants and state equation in 112 ms returned []
Implicit Place search using SMT with State Equation took 176 ms to find 0 implicit places.
[2023-03-23 12:14:03] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-23 12:14:03] [INFO ] Flow matrix only has 179 transitions (discarded 46 similar events)
[2023-03-23 12:14:03] [INFO ] Invariant cache hit.
[2023-03-23 12:14:03] [INFO ] Dead Transitions using invariants and state equation in 89 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 289 ms. Remains : 64/64 places, 225/225 transitions.
Treatment of property Medical-PT-06-LTLFireability-01 finished in 17398 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
[2023-03-23 12:14:03] [INFO ] Flatten gal took : 23 ms
[2023-03-23 12:14:03] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-23 12:14:03] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 67 places, 227 transitions and 1142 arcs took 2 ms.
Total runtime 26458 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/734/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : Medical-PT-06-LTLFireability-01

BK_STOP 1679573645030

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name Medical-PT-06-LTLFireability-01
ltl formula formula --ltl=/tmp/734/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 67 places, 227 transitions and 1142 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.040 real 0.010 user 0.000 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/734/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/734/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/734/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/734/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:

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="Medical-PT-06"
export BK_EXAMINATION="LTLFireability"
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 Medical-PT-06, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r233-tall-167856419200668"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Medical-PT-06.tgz
mv Medical-PT-06 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;