Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2022-input.r240-smll-165303241200012.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-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 2-4028
Executing tool itstools
Input is SimpleLoadBal-PT-05, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-smll-165303241200012
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 392K
-rw-r--r-- 1 mcc users 8.3K Apr 29 14:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K Apr 29 14:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Apr 29 14:18 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Apr 29 14:18 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:34 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 10 09:34 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 5.0K May 9 09:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 9 09:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K May 9 09:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 9 09:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 9 09:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 9 09:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 3 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 155K May 10 09:34 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 SimpleLoadBal-PT-05-LTLFireability-00
FORMULA_NAME SimpleLoadBal-PT-05-LTLFireability-01
FORMULA_NAME SimpleLoadBal-PT-05-LTLFireability-02
FORMULA_NAME SimpleLoadBal-PT-05-LTLFireability-03
FORMULA_NAME SimpleLoadBal-PT-05-LTLFireability-04
FORMULA_NAME SimpleLoadBal-PT-05-LTLFireability-05
FORMULA_NAME SimpleLoadBal-PT-05-LTLFireability-06
FORMULA_NAME SimpleLoadBal-PT-05-LTLFireability-07
FORMULA_NAME SimpleLoadBal-PT-05-LTLFireability-08
FORMULA_NAME SimpleLoadBal-PT-05-LTLFireability-09
FORMULA_NAME SimpleLoadBal-PT-05-LTLFireability-10
FORMULA_NAME SimpleLoadBal-PT-05-LTLFireability-11
FORMULA_NAME SimpleLoadBal-PT-05-LTLFireability-12
FORMULA_NAME SimpleLoadBal-PT-05-LTLFireability-13
FORMULA_NAME SimpleLoadBal-PT-05-LTLFireability-14
FORMULA_NAME SimpleLoadBal-PT-05-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1653036939781

Running Version 202205111006
[2022-05-20 08:55:42] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2022-05-20 08:55:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-20 08:55:42] [INFO ] Load time of PNML (sax parser for PT used): 204 ms
[2022-05-20 08:55:42] [INFO ] Transformed 59 places.
[2022-05-20 08:55:42] [INFO ] Transformed 180 transitions.
[2022-05-20 08:55:42] [INFO ] Found NUPN structural information;
[2022-05-20 08:55:42] [INFO ] Completing missing partition info from NUPN : creating a component with [P_client_idle_1, P_client_idle_2, P_client_idle_3, P_client_idle_4, P_client_idle_5, P_client_waiting_1, P_client_waiting_2, P_client_waiting_3, P_client_waiting_4, P_client_waiting_5, P_client_request_1, P_client_request_2, P_client_request_3, P_client_request_4, P_client_request_5, P_client_ack_1, P_client_ack_2, P_client_ack_3, P_client_ack_4, P_client_ack_5, P_server_idle_1, P_server_idle_2, P_server_waiting_1, P_server_waiting_2, P_server_processed_1, P_server_processed_2, P_server_notification_1, P_server_notification_2, P_server_notification_ack_1, P_server_notification_ack_2, P_server_request_1_1, P_server_request_1_2, P_server_request_2_1, P_server_request_2_2, P_server_request_3_1, P_server_request_3_2, P_server_request_4_1, P_server_request_4_2, P_server_request_5_1, P_server_request_5_2, P_lb_idle_1, P_lb_routing_1_1, P_lb_routing_1_2, P_lb_routing_1_3, P_lb_routing_1_4, P_lb_routing_1_5, P_lb_balancing_1, P_lb_load_1_0, P_lb_load_1_1, P_lb_load_1_2, P_lb_load_1_3, P_lb_load_1_4, P_lb_load_1_5, P_lb_load_2_0, P_lb_load_2_1, P_lb_load_2_2, P_lb_load_2_3, P_lb_load_2_4, P_lb_load_2_5]
[2022-05-20 08:55:42] [INFO ] Parsed PT model containing 59 places and 180 transitions in 450 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 21 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA SimpleLoadBal-PT-05-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-05-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-05-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-05-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 26 out of 59 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 59/59 places, 180/180 transitions.
Applied a total of 0 rules in 26 ms. Remains 59 /59 variables (removed 0) and now considering 180/180 (removed 0) transitions.
[2022-05-20 08:55:43] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
// Phase 1: matrix 140 rows 59 cols
[2022-05-20 08:55:43] [INFO ] Computed 19 place invariants in 20 ms
[2022-05-20 08:55:43] [INFO ] Implicit Places using invariants in 362 ms returned [5, 6, 7, 8, 9, 22, 23]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 433 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 52/59 places, 180/180 transitions.
Applied a total of 0 rules in 8 ms. Remains 52 /52 variables (removed 0) and now considering 180/180 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 52/59 places, 180/180 transitions.
Support contains 26 out of 52 places after structural reductions.
[2022-05-20 08:55:43] [INFO ] Flatten gal took : 104 ms
[2022-05-20 08:55:44] [INFO ] Flatten gal took : 47 ms
[2022-05-20 08:55:44] [INFO ] Input system was already deterministic with 180 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 855 ms. (steps per millisecond=11 ) properties (out of 25) seen :14
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 137 ms. (steps per millisecond=73 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 121 ms. (steps per millisecond=82 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 124 ms. (steps per millisecond=80 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 117 ms. (steps per millisecond=85 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 113 ms. (steps per millisecond=88 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 137 ms. (steps per millisecond=72 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 178 ms. (steps per millisecond=56 ) properties (out of 11) seen :0
Running SMT prover for 11 properties.
[2022-05-20 08:55:46] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
// Phase 1: matrix 140 rows 52 cols
[2022-05-20 08:55:46] [INFO ] Computed 12 place invariants in 6 ms
[2022-05-20 08:55:46] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2022-05-20 08:55:46] [INFO ] [Real]Absence check using 8 positive and 4 generalized place invariants in 3 ms returned sat
[2022-05-20 08:55:46] [INFO ] After 264ms SMT Verify possible using all constraints in real domain returned unsat :10 sat :0 real:1
[2022-05-20 08:55:46] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2022-05-20 08:55:46] [INFO ] [Nat]Absence check using 8 positive and 4 generalized place invariants in 3 ms returned sat
[2022-05-20 08:55:46] [INFO ] After 103ms SMT Verify possible using state equation in natural domain returned unsat :10 sat :1
[2022-05-20 08:55:46] [INFO ] State equation strengthened by 55 read => feed constraints.
[2022-05-20 08:55:46] [INFO ] After 38ms SMT Verify possible using 55 Read/Feed constraints in natural domain returned unsat :10 sat :1
[2022-05-20 08:55:47] [INFO ] After 72ms SMT Verify possible using trap constraints in natural domain returned unsat :10 sat :1
Attempting to minimize the solution found.
Minimization took 25 ms.
[2022-05-20 08:55:47] [INFO ] After 277ms SMT Verify possible using all constraints in natural domain returned unsat :10 sat :1
Fused 11 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 2 ms.
Support contains 4 out of 52 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 52/52 places, 180/180 transitions.
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 7 Pre rules applied. Total rules applied 0 place count 52 transition count 173
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 45 transition count 173
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 38 transition count 166
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 33 place count 38 transition count 161
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 38 place count 33 transition count 161
Applied a total of 38 rules in 97 ms. Remains 33 /52 variables (removed 19) and now considering 161/180 (removed 19) transitions.
Finished structural reductions, in 1 iterations. Remains : 33/52 places, 161/180 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Probably explored full state space saw : 1308 states, properties seen :0
Probabilistic random walk after 6810 steps, saw 1308 distinct states, run finished after 115 ms. (steps per millisecond=59 ) properties seen :0
Explored full state space saw : 1308 states, properties seen :0
Exhaustive walk after 6810 steps, saw 1308 distinct states, run finished after 30 ms. (steps per millisecond=227 ) properties seen :0
FORMULA SimpleLoadBal-PT-05-LTLFireability-14 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 11 atomic propositions for a total of 11 simplifications.
FORMULA SimpleLoadBal-PT-05-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-05-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-05-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-05-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-05-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
FORMULA SimpleLoadBal-PT-05-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-05-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(F(G(p0)))||G(p1))))'
Support contains 6 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 180/180 transitions.
Applied a total of 0 rules in 3 ms. Remains 52 /52 variables (removed 0) and now considering 180/180 (removed 0) transitions.
[2022-05-20 08:55:47] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
// Phase 1: matrix 140 rows 52 cols
[2022-05-20 08:55:47] [INFO ] Computed 12 place invariants in 5 ms
[2022-05-20 08:55:47] [INFO ] Implicit Places using invariants in 111 ms returned []
[2022-05-20 08:55:47] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
// Phase 1: matrix 140 rows 52 cols
[2022-05-20 08:55:47] [INFO ] Computed 12 place invariants in 3 ms
[2022-05-20 08:55:47] [INFO ] State equation strengthened by 55 read => feed constraints.
[2022-05-20 08:55:48] [INFO ] Implicit Places using invariants and state equation in 262 ms returned []
Implicit Place search using SMT with State Equation took 376 ms to find 0 implicit places.
[2022-05-20 08:55:48] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
// Phase 1: matrix 140 rows 52 cols
[2022-05-20 08:55:48] [INFO ] Computed 12 place invariants in 3 ms
[2022-05-20 08:55:48] [INFO ] Dead Transitions using invariants and state equation in 236 ms found 39 transitions.
Found 39 dead transitions using SMT.
Drop transitions removed 39 transitions
Dead transitions reduction (with SMT) removed 39 transitions
Starting structural reductions in LTL mode, iteration 1 : 52/52 places, 141/180 transitions.
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 50 transition count 137
Reduce places removed 1 places and 8 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 49 transition count 129
Applied a total of 3 rules in 3 ms. Remains 49 /52 variables (removed 3) and now considering 129/141 (removed 12) transitions.
[2022-05-20 08:55:48] [INFO ] Flow matrix only has 104 transitions (discarded 25 similar events)
// Phase 1: matrix 104 rows 49 cols
[2022-05-20 08:55:48] [INFO ] Computed 12 place invariants in 2 ms
[2022-05-20 08:55:48] [INFO ] Implicit Places using invariants in 81 ms returned []
[2022-05-20 08:55:48] [INFO ] Flow matrix only has 104 transitions (discarded 25 similar events)
// Phase 1: matrix 104 rows 49 cols
[2022-05-20 08:55:48] [INFO ] Computed 12 place invariants in 2 ms
[2022-05-20 08:55:48] [INFO ] State equation strengthened by 37 read => feed constraints.
[2022-05-20 08:55:48] [INFO ] Implicit Places using invariants and state equation in 162 ms returned []
Implicit Place search using SMT with State Equation took 245 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 49/52 places, 129/180 transitions.
Finished structural reductions, in 2 iterations. Remains : 49/52 places, 129/180 transitions.
Stuttering acceptance computed with spot in 341 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : SimpleLoadBal-PT-05-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 0}]], initial=2, aps=[p1:(AND (EQ s34 1) (EQ s41 1) (EQ s47 1)), p0:(OR (EQ s39 0) (EQ s42 0) (EQ s48 0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 0 reset in 675 ms.
Stack based approach found an accepted trace after 345 steps with 0 reset with depth 346 and stack size 346 in 2 ms.
FORMULA SimpleLoadBal-PT-05-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property SimpleLoadBal-PT-05-LTLFireability-09 finished in 1973 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((G(X(p0))||F(p1)))'
Support contains 6 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 180/180 transitions.
Applied a total of 0 rules in 2 ms. Remains 52 /52 variables (removed 0) and now considering 180/180 (removed 0) transitions.
[2022-05-20 08:55:49] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
// Phase 1: matrix 140 rows 52 cols
[2022-05-20 08:55:49] [INFO ] Computed 12 place invariants in 1 ms
[2022-05-20 08:55:49] [INFO ] Implicit Places using invariants in 94 ms returned []
[2022-05-20 08:55:49] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
// Phase 1: matrix 140 rows 52 cols
[2022-05-20 08:55:49] [INFO ] Computed 12 place invariants in 2 ms
[2022-05-20 08:55:49] [INFO ] State equation strengthened by 55 read => feed constraints.
[2022-05-20 08:55:49] [INFO ] Implicit Places using invariants and state equation in 204 ms returned []
Implicit Place search using SMT with State Equation took 303 ms to find 0 implicit places.
[2022-05-20 08:55:49] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
// Phase 1: matrix 140 rows 52 cols
[2022-05-20 08:55:49] [INFO ] Computed 12 place invariants in 1 ms
[2022-05-20 08:55:50] [INFO ] Dead Transitions using invariants and state equation in 270 ms found 39 transitions.
Found 39 dead transitions using SMT.
Drop transitions removed 39 transitions
Dead transitions reduction (with SMT) removed 39 transitions
Starting structural reductions in LTL mode, iteration 1 : 52/52 places, 141/180 transitions.
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 50 transition count 137
Reduce places removed 1 places and 8 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 49 transition count 129
Applied a total of 3 rules in 6 ms. Remains 49 /52 variables (removed 3) and now considering 129/141 (removed 12) transitions.
[2022-05-20 08:55:50] [INFO ] Flow matrix only has 104 transitions (discarded 25 similar events)
// Phase 1: matrix 104 rows 49 cols
[2022-05-20 08:55:50] [INFO ] Computed 12 place invariants in 1 ms
[2022-05-20 08:55:50] [INFO ] Implicit Places using invariants in 123 ms returned []
[2022-05-20 08:55:50] [INFO ] Flow matrix only has 104 transitions (discarded 25 similar events)
// Phase 1: matrix 104 rows 49 cols
[2022-05-20 08:55:50] [INFO ] Computed 12 place invariants in 4 ms
[2022-05-20 08:55:50] [INFO ] State equation strengthened by 37 read => feed constraints.
[2022-05-20 08:55:50] [INFO ] Implicit Places using invariants and state equation in 221 ms returned []
Implicit Place search using SMT with State Equation took 348 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 49/52 places, 129/180 transitions.
Finished structural reductions, in 2 iterations. Remains : 49/52 places, 129/180 transitions.
Stuttering acceptance computed with spot in 122 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : SimpleLoadBal-PT-05-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={} source=2 dest: 2}]], initial=1, aps=[p1:(AND (EQ s34 1) (EQ s43 1) (EQ s48 1)), p0:(OR (EQ s37 0) (EQ s42 0) (EQ s47 0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 75 reset in 244 ms.
Stack based approach found an accepted trace after 428 steps with 0 reset with depth 429 and stack size 421 in 2 ms.
FORMULA SimpleLoadBal-PT-05-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property SimpleLoadBal-PT-05-LTLFireability-11 finished in 1324 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0 U (F(G(!G((p1 U p0))))||p1))))'
Support contains 4 out of 52 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 52/52 places, 180/180 transitions.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 52 transition count 174
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 46 transition count 174
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 40 transition count 168
Applied a total of 24 rules in 22 ms. Remains 40 /52 variables (removed 12) and now considering 168/180 (removed 12) transitions.
[2022-05-20 08:55:50] [INFO ] Flow matrix only has 128 transitions (discarded 40 similar events)
// Phase 1: matrix 128 rows 40 cols
[2022-05-20 08:55:50] [INFO ] Computed 12 place invariants in 2 ms
[2022-05-20 08:55:51] [INFO ] Implicit Places using invariants in 91 ms returned []
[2022-05-20 08:55:51] [INFO ] Flow matrix only has 128 transitions (discarded 40 similar events)
// Phase 1: matrix 128 rows 40 cols
[2022-05-20 08:55:51] [INFO ] Computed 12 place invariants in 2 ms
[2022-05-20 08:55:51] [INFO ] State equation strengthened by 55 read => feed constraints.
[2022-05-20 08:55:51] [INFO ] Implicit Places using invariants and state equation in 207 ms returned []
Implicit Place search using SMT with State Equation took 303 ms to find 0 implicit places.
[2022-05-20 08:55:51] [INFO ] Redundant transitions in 7 ms returned []
[2022-05-20 08:55:51] [INFO ] Flow matrix only has 128 transitions (discarded 40 similar events)
// Phase 1: matrix 128 rows 40 cols
[2022-05-20 08:55:51] [INFO ] Computed 12 place invariants in 3 ms
[2022-05-20 08:55:51] [INFO ] Dead Transitions using invariants and state equation in 183 ms found 39 transitions.
Found 39 dead transitions using SMT.
Drop transitions removed 39 transitions
Dead transitions reduction (with SMT) removed 39 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 40/52 places, 129/180 transitions.
Reduce places removed 2 places and 4 transitions.
Reduce places removed 1 places and 8 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 37 transition count 117
Applied a total of 1 rules in 8 ms. Remains 37 /40 variables (removed 3) and now considering 117/129 (removed 12) transitions.
[2022-05-20 08:55:51] [INFO ] Flow matrix only has 92 transitions (discarded 25 similar events)
// Phase 1: matrix 92 rows 37 cols
[2022-05-20 08:55:51] [INFO ] Computed 12 place invariants in 1 ms
[2022-05-20 08:55:51] [INFO ] Implicit Places using invariants in 72 ms returned []
[2022-05-20 08:55:51] [INFO ] Flow matrix only has 92 transitions (discarded 25 similar events)
// Phase 1: matrix 92 rows 37 cols
[2022-05-20 08:55:51] [INFO ] Computed 12 place invariants in 1 ms
[2022-05-20 08:55:51] [INFO ] State equation strengthened by 37 read => feed constraints.
[2022-05-20 08:55:51] [INFO ] Implicit Places using invariants and state equation in 134 ms returned []
Implicit Place search using SMT with State Equation took 209 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 37/52 places, 117/180 transitions.
Finished structural reductions, in 2 iterations. Remains : 37/52 places, 117/180 transitions.
Stuttering acceptance computed with spot in 200 ms :[(AND (NOT p1) p0), p0, (AND (NOT p1) p0), p0]
Running random walk in product with property : SimpleLoadBal-PT-05-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(OR p1 p0), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 1}, { cond=p0, acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p1) p0), acceptance={0} source=2 dest: 2}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=3 dest: 3}, { cond=p0, acceptance={0} source=3 dest: 3}]], initial=0, aps=[p1:(AND (EQ s27 1) (EQ s28 1) (EQ s33 1)), p0:(EQ s1 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null][true, true, true, true]]
Product exploration explored 100000 steps with 8453 reset in 255 ms.
Stack based approach found an accepted trace after 4117 steps with 309 reset with depth 81 and stack size 73 in 16 ms.
FORMULA SimpleLoadBal-PT-05-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property SimpleLoadBal-PT-05-LTLFireability-12 finished in 1227 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Support contains 4 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 180/180 transitions.
Applied a total of 0 rules in 1 ms. Remains 52 /52 variables (removed 0) and now considering 180/180 (removed 0) transitions.
[2022-05-20 08:55:52] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
// Phase 1: matrix 140 rows 52 cols
[2022-05-20 08:55:52] [INFO ] Computed 12 place invariants in 1 ms
[2022-05-20 08:55:52] [INFO ] Implicit Places using invariants in 101 ms returned []
[2022-05-20 08:55:52] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
// Phase 1: matrix 140 rows 52 cols
[2022-05-20 08:55:52] [INFO ] Computed 12 place invariants in 2 ms
[2022-05-20 08:55:52] [INFO ] State equation strengthened by 55 read => feed constraints.
[2022-05-20 08:55:52] [INFO ] Implicit Places using invariants and state equation in 206 ms returned []
Implicit Place search using SMT with State Equation took 311 ms to find 0 implicit places.
[2022-05-20 08:55:52] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
// Phase 1: matrix 140 rows 52 cols
[2022-05-20 08:55:52] [INFO ] Computed 12 place invariants in 2 ms
[2022-05-20 08:55:52] [INFO ] Dead Transitions using invariants and state equation in 198 ms found 39 transitions.
Found 39 dead transitions using SMT.
Drop transitions removed 39 transitions
Dead transitions reduction (with SMT) removed 39 transitions
Starting structural reductions in LTL mode, iteration 1 : 52/52 places, 141/180 transitions.
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 50 transition count 137
Reduce places removed 1 places and 8 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 49 transition count 129
Applied a total of 3 rules in 5 ms. Remains 49 /52 variables (removed 3) and now considering 129/141 (removed 12) transitions.
[2022-05-20 08:55:52] [INFO ] Flow matrix only has 104 transitions (discarded 25 similar events)
// Phase 1: matrix 104 rows 49 cols
[2022-05-20 08:55:52] [INFO ] Computed 12 place invariants in 2 ms
[2022-05-20 08:55:52] [INFO ] Implicit Places using invariants in 72 ms returned []
[2022-05-20 08:55:52] [INFO ] Flow matrix only has 104 transitions (discarded 25 similar events)
// Phase 1: matrix 104 rows 49 cols
[2022-05-20 08:55:52] [INFO ] Computed 12 place invariants in 1 ms
[2022-05-20 08:55:52] [INFO ] State equation strengthened by 37 read => feed constraints.
[2022-05-20 08:55:52] [INFO ] Implicit Places using invariants and state equation in 135 ms returned []
Implicit Place search using SMT with State Equation took 210 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 49/52 places, 129/180 transitions.
Finished structural reductions, in 2 iterations. Remains : 49/52 places, 129/180 transitions.
Stuttering acceptance computed with spot in 104 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : SimpleLoadBal-PT-05-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} source=2 dest: 2}]], initial=1, aps=[p0:(AND (EQ s28 1) (EQ s39 1) (EQ s41 1) (EQ s48 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA SimpleLoadBal-PT-05-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SimpleLoadBal-PT-05-LTLFireability-15 finished in 849 ms.
All properties solved by simple procedures.
Total runtime 10736 ms.

BK_STOP 1653036953086

--------------------
content from stderr:

+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination LTLFireability -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m

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="SimpleLoadBal-PT-05"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
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 2-4028"
echo " Executing tool itstools"
echo " Input is SimpleLoadBal-PT-05, 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 r240-smll-165303241200012"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SimpleLoadBal-PT-05.tgz
mv SimpleLoadBal-PT-05 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 ;