Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r425-tajo-167905978300524.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is SimpleLoadBal-PT-15, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r425-tajo-167905978300524
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.6M
-rw-r--r-- 1 mcc users 11K Feb 26 03:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 94K Feb 26 03:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.2K Feb 26 03:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Feb 26 03:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.5K Feb 25 17:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 17:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Feb 25 17:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 14K Feb 25 17:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.4K Feb 26 03:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 69K Feb 26 03:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 26 03:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 61K Feb 26 03:50 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 17:07 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 17:07 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 1.2M 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 SimpleLoadBal-PT-15-LTLFireability-00
FORMULA_NAME SimpleLoadBal-PT-15-LTLFireability-01
FORMULA_NAME SimpleLoadBal-PT-15-LTLFireability-02
FORMULA_NAME SimpleLoadBal-PT-15-LTLFireability-03
FORMULA_NAME SimpleLoadBal-PT-15-LTLFireability-04
FORMULA_NAME SimpleLoadBal-PT-15-LTLFireability-05
FORMULA_NAME SimpleLoadBal-PT-15-LTLFireability-06
FORMULA_NAME SimpleLoadBal-PT-15-LTLFireability-07
FORMULA_NAME SimpleLoadBal-PT-15-LTLFireability-08
FORMULA_NAME SimpleLoadBal-PT-15-LTLFireability-09
FORMULA_NAME SimpleLoadBal-PT-15-LTLFireability-10
FORMULA_NAME SimpleLoadBal-PT-15-LTLFireability-11
FORMULA_NAME SimpleLoadBal-PT-15-LTLFireability-12
FORMULA_NAME SimpleLoadBal-PT-15-LTLFireability-13
FORMULA_NAME SimpleLoadBal-PT-15-LTLFireability-14
FORMULA_NAME SimpleLoadBal-PT-15-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679322005056

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=SimpleLoadBal-PT-15
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-20 14:20:06] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-20 14:20:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-20 14:20:06] [INFO ] Load time of PNML (sax parser for PT used): 116 ms
[2023-03-20 14:20:06] [INFO ] Transformed 149 places.
[2023-03-20 14:20:07] [INFO ] Transformed 1280 transitions.
[2023-03-20 14:20:07] [INFO ] Found NUPN structural information;
[2023-03-20 14:20:07] [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_idle_6, P_client_idle_7, P_client_idle_8, P_client_idle_9, P_client_idle_10, P_client_idle_11, P_client_idle_12, P_client_idle_13, P_client_idle_14, P_client_idle_15, P_client_waiting_1, P_client_waiting_2, P_client_waiting_3, P_client_waiting_4, P_client_waiting_5, P_client_waiting_6, P_client_waiting_7, P_client_waiting_8, P_client_waiting_9, P_client_waiting_10, P_client_waiting_11, P_client_waiting_12, P_client_waiting_13, P_client_waiting_14, P_client_waiting_15, P_client_request_1, P_client_request_2, P_client_request_3, P_client_request_4, P_client_request_5, P_client_request_6, P_client_request_7, P_client_request_8, P_client_request_9, P_client_request_10, P_client_request_11, P_client_request_12, P_client_request_13, P_client_request_14, P_client_request_15, P_client_ack_1, P_client_ack_2, P_client_ack_3, P_client_ack_4, P_client_ack_5, P_client_ack_6, P_client_ack_7, P_client_ack_8, P_client_ack_9, P_client_ack_10, P_client_ack_11, P_client_ack_12, P_client_ack_13, P_client_ack_14, P_client_ack_15, 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_server_request_6_1, P_server_request_6_2, P_server_request_7_1, P_server_request_7_2, P_server_request_8_1, P_server_request_8_2, P_server_request_9_1, P_server_request_9_2, P_server_request_10_1, P_server_request_10_2, P_server_request_11_1, P_server_request_11_2, P_server_request_12_1, P_server_request_12_2, P_server_request_13_1, P_server_request_13_2, P_server_request_14_1, P_server_request_14_2, P_server_request_15_1, P_server_request_15_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_routing_1_6, P_lb_routing_1_7, P_lb_routing_1_8, P_lb_routing_1_9, P_lb_routing_1_10, P_lb_routing_1_11, P_lb_routing_1_12, P_lb_routing_1_13, P_lb_routing_1_14, P_lb_routing_1_15, 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_1_6, P_lb_load_1_7, P_lb_load_1_8, P_lb_load_1_9, P_lb_load_1_10, P_lb_load_1_11, P_lb_load_1_12, P_lb_load_1_13, P_lb_load_1_14, P_lb_load_1_15, 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, P_lb_load_2_6, P_lb_load_2_7, P_lb_load_2_8, P_lb_load_2_9, P_lb_load_2_10, P_lb_load_2_11, P_lb_load_2_12, P_lb_load_2_13, P_lb_load_2_14, P_lb_load_2_15]
[2023-03-20 14:20:07] [INFO ] Parsed PT model containing 149 places and 1280 transitions and 8988 arcs in 201 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 7 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 6 formulas.
FORMULA SimpleLoadBal-PT-15-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-15-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-15-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-15-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-15-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-15-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 34 out of 149 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 149/149 places, 1280/1280 transitions.
Applied a total of 0 rules in 27 ms. Remains 149 /149 variables (removed 0) and now considering 1280/1280 (removed 0) transitions.
[2023-03-20 14:20:07] [INFO ] Flow matrix only has 1010 transitions (discarded 270 similar events)
// Phase 1: matrix 1010 rows 149 cols
[2023-03-20 14:20:07] [INFO ] Computed 39 place invariants in 42 ms
[2023-03-20 14:20:07] [INFO ] Implicit Places using invariants in 406 ms returned [15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 26, 27, 28, 29, 62, 63]
Discarding 16 places :
Implicit Place search using SMT only with invariants took 433 ms to find 16 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 133/149 places, 1280/1280 transitions.
Applied a total of 0 rules in 10 ms. Remains 133 /133 variables (removed 0) and now considering 1280/1280 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 470 ms. Remains : 133/149 places, 1280/1280 transitions.
Support contains 34 out of 133 places after structural reductions.
[2023-03-20 14:20:07] [INFO ] Flatten gal took : 146 ms
[2023-03-20 14:20:08] [INFO ] Flatten gal took : 105 ms
[2023-03-20 14:20:08] [INFO ] Input system was already deterministic with 1280 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 458 ms. (steps per millisecond=21 ) properties (out of 20) seen :10
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 10) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 9) seen :0
Running SMT prover for 9 properties.
[2023-03-20 14:20:09] [INFO ] Flow matrix only has 1010 transitions (discarded 270 similar events)
// Phase 1: matrix 1010 rows 133 cols
[2023-03-20 14:20:09] [INFO ] Computed 23 place invariants in 17 ms
[2023-03-20 14:20:09] [INFO ] [Real]Absence check using 19 positive place invariants in 4 ms returned sat
[2023-03-20 14:20:09] [INFO ] [Real]Absence check using 19 positive and 4 generalized place invariants in 9 ms returned sat
[2023-03-20 14:20:09] [INFO ] After 143ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0 real:7
[2023-03-20 14:20:09] [INFO ] [Nat]Absence check using 19 positive place invariants in 4 ms returned sat
[2023-03-20 14:20:09] [INFO ] [Nat]Absence check using 19 positive and 4 generalized place invariants in 11 ms returned sat
[2023-03-20 14:20:09] [INFO ] After 455ms SMT Verify possible using state equation in natural domain returned unsat :7 sat :2
[2023-03-20 14:20:10] [INFO ] State equation strengthened by 465 read => feed constraints.
[2023-03-20 14:20:10] [INFO ] After 592ms SMT Verify possible using 465 Read/Feed constraints in natural domain returned unsat :7 sat :2
[2023-03-20 14:20:10] [INFO ] After 876ms SMT Verify possible using trap constraints in natural domain returned unsat :7 sat :2
Attempting to minimize the solution found.
Minimization took 230 ms.
[2023-03-20 14:20:11] [INFO ] After 1716ms SMT Verify possible using all constraints in natural domain returned unsat :7 sat :2
Fused 9 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 34 ms.
Support contains 7 out of 133 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 133/133 places, 1280/1280 transitions.
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 16 Pre rules applied. Total rules applied 0 place count 133 transition count 1264
Deduced a syphon composed of 16 places in 2 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 0 with 32 rules applied. Total rules applied 32 place count 117 transition count 1264
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 3 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 0 with 32 rules applied. Total rules applied 64 place count 101 transition count 1248
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 67 place count 99 transition count 1247
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 69 place count 98 transition count 1246
Free-agglomeration rule (complex) applied 14 times.
Iterating global reduction 0 with 14 rules applied. Total rules applied 83 place count 98 transition count 1232
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 97 place count 84 transition count 1232
Applied a total of 97 rules in 380 ms. Remains 84 /133 variables (removed 49) and now considering 1232/1280 (removed 48) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 380 ms. Remains : 84/133 places, 1232/1280 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 154 ms. (steps per millisecond=64 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-20 14:20:11] [INFO ] Flow matrix only has 962 transitions (discarded 270 similar events)
// Phase 1: matrix 962 rows 84 cols
[2023-03-20 14:20:11] [INFO ] Computed 22 place invariants in 27 ms
[2023-03-20 14:20:11] [INFO ] [Real]Absence check using 18 positive place invariants in 3 ms returned sat
[2023-03-20 14:20:11] [INFO ] [Real]Absence check using 18 positive and 4 generalized place invariants in 2 ms returned sat
[2023-03-20 14:20:12] [INFO ] After 405ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 14:20:12] [INFO ] [Nat]Absence check using 18 positive place invariants in 10 ms returned sat
[2023-03-20 14:20:12] [INFO ] [Nat]Absence check using 18 positive and 4 generalized place invariants in 12 ms returned sat
[2023-03-20 14:20:12] [INFO ] After 208ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 14:20:12] [INFO ] State equation strengthened by 465 read => feed constraints.
[2023-03-20 14:20:12] [INFO ] After 172ms SMT Verify possible using 465 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-20 14:20:12] [INFO ] After 271ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 65 ms.
[2023-03-20 14:20:12] [INFO ] After 669ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 4 out of 84 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 84/84 places, 1232/1232 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 84 transition count 1231
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 83 transition count 1231
Applied a total of 2 rules in 208 ms. Remains 83 /84 variables (removed 1) and now considering 1231/1232 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 208 ms. Remains : 83/84 places, 1231/1232 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 111 ms. (steps per millisecond=90 ) 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
Finished probabilistic random walk after 165259 steps, run visited all 1 properties in 742 ms. (steps per millisecond=222 )
Probabilistic random walk after 165259 steps, saw 124251 distinct states, run finished after 746 ms. (steps per millisecond=221 ) properties seen :1
Successfully simplified 7 atomic propositions for a total of 10 simplifications.
FORMULA SimpleLoadBal-PT-15-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-15-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
FORMULA SimpleLoadBal-PT-15-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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 133 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 133/133 places, 1280/1280 transitions.
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 16 Pre rules applied. Total rules applied 0 place count 133 transition count 1264
Deduced a syphon composed of 16 places in 1 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 0 with 32 rules applied. Total rules applied 32 place count 117 transition count 1264
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 1 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 0 with 32 rules applied. Total rules applied 64 place count 101 transition count 1248
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 67 place count 99 transition count 1247
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 69 place count 98 transition count 1246
Applied a total of 69 rules in 144 ms. Remains 98 /133 variables (removed 35) and now considering 1246/1280 (removed 34) transitions.
[2023-03-20 14:20:14] [INFO ] Flow matrix only has 976 transitions (discarded 270 similar events)
// Phase 1: matrix 976 rows 98 cols
[2023-03-20 14:20:14] [INFO ] Computed 22 place invariants in 9 ms
[2023-03-20 14:20:14] [INFO ] Implicit Places using invariants in 504 ms returned []
[2023-03-20 14:20:14] [INFO ] Flow matrix only has 976 transitions (discarded 270 similar events)
[2023-03-20 14:20:14] [INFO ] Invariant cache hit.
[2023-03-20 14:20:15] [INFO ] State equation strengthened by 465 read => feed constraints.
[2023-03-20 14:20:16] [INFO ] Implicit Places using invariants and state equation in 1447 ms returned []
Implicit Place search using SMT with State Equation took 1954 ms to find 0 implicit places.
[2023-03-20 14:20:16] [INFO ] Redundant transitions in 96 ms returned []
[2023-03-20 14:20:16] [INFO ] Flow matrix only has 976 transitions (discarded 270 similar events)
[2023-03-20 14:20:16] [INFO ] Invariant cache hit.
[2023-03-20 14:20:17] [INFO ] Dead Transitions using invariants and state equation in 715 ms found 499 transitions.
Found 499 dead transitions using SMT.
Drop transitions removed 499 transitions
Dead transitions reduction (with SMT) removed 499 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 98/133 places, 747/1280 transitions.
Reduce places removed 2 places and 4 transitions.
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 94 transition count 739
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 92 transition count 735
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 6 place count 90 transition count 731
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 8 place count 88 transition count 727
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 10 place count 86 transition count 723
Reduce places removed 1 places and 18 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 11 place count 85 transition count 705
Applied a total of 11 rules in 108 ms. Remains 85 /98 variables (removed 13) and now considering 705/747 (removed 42) transitions.
[2023-03-20 14:20:17] [INFO ] Flow matrix only has 560 transitions (discarded 145 similar events)
// Phase 1: matrix 560 rows 85 cols
[2023-03-20 14:20:17] [INFO ] Computed 22 place invariants in 4 ms
[2023-03-20 14:20:18] [INFO ] Implicit Places using invariants in 829 ms returned []
[2023-03-20 14:20:18] [INFO ] Flow matrix only has 560 transitions (discarded 145 similar events)
[2023-03-20 14:20:18] [INFO ] Invariant cache hit.
[2023-03-20 14:20:18] [INFO ] State equation strengthened by 257 read => feed constraints.
[2023-03-20 14:20:18] [INFO ] Implicit Places using invariants and state equation in 496 ms returned []
Implicit Place search using SMT with State Equation took 1331 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 85/133 places, 705/1280 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 4374 ms. Remains : 85/133 places, 705/1280 transitions.
Stuttering acceptance computed with spot in 129 ms :[(NOT p0)]
Running random walk in product with property : SimpleLoadBal-PT-15-LTLFireability-02 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 (EQ s65 0) (EQ s71 0) (EQ s82 0))], 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 0 reset in 831 ms.
Stack based approach found an accepted trace after 159 steps with 0 reset with depth 160 and stack size 158 in 3 ms.
FORMULA SimpleLoadBal-PT-15-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property SimpleLoadBal-PT-15-LTLFireability-02 finished in 5406 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' '!(X((G(p0)||F(p1))))'
Support contains 4 out of 133 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 133/133 places, 1280/1280 transitions.
Applied a total of 0 rules in 4 ms. Remains 133 /133 variables (removed 0) and now considering 1280/1280 (removed 0) transitions.
[2023-03-20 14:20:19] [INFO ] Flow matrix only has 1010 transitions (discarded 270 similar events)
// Phase 1: matrix 1010 rows 133 cols
[2023-03-20 14:20:19] [INFO ] Computed 23 place invariants in 21 ms
[2023-03-20 14:20:19] [INFO ] Implicit Places using invariants in 357 ms returned [15]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 361 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 132/133 places, 1280/1280 transitions.
Applied a total of 0 rules in 8 ms. Remains 132 /132 variables (removed 0) and now considering 1280/1280 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 373 ms. Remains : 132/133 places, 1280/1280 transitions.
Stuttering acceptance computed with spot in 128 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : SimpleLoadBal-PT-15-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 2}]], initial=1, aps=[p1:(AND (EQ s93 1) (EQ s104 1) (EQ s121 1)), p0:(EQ s4 1)], 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 2 reset in 626 ms.
Stack based approach found an accepted trace after 2219 steps with 0 reset with depth 2220 and stack size 2220 in 14 ms.
FORMULA SimpleLoadBal-PT-15-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property SimpleLoadBal-PT-15-LTLFireability-04 finished in 1181 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' '!(G(F((p0||G(p1)))))'
Support contains 6 out of 133 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 133/133 places, 1280/1280 transitions.
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 16 Pre rules applied. Total rules applied 0 place count 133 transition count 1264
Deduced a syphon composed of 16 places in 1 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 0 with 32 rules applied. Total rules applied 32 place count 117 transition count 1264
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Deduced a syphon composed of 15 places in 2 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 0 with 30 rules applied. Total rules applied 62 place count 102 transition count 1249
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 65 place count 100 transition count 1248
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 67 place count 99 transition count 1247
Applied a total of 67 rules in 138 ms. Remains 99 /133 variables (removed 34) and now considering 1247/1280 (removed 33) transitions.
[2023-03-20 14:20:20] [INFO ] Flow matrix only has 977 transitions (discarded 270 similar events)
// Phase 1: matrix 977 rows 99 cols
[2023-03-20 14:20:20] [INFO ] Computed 22 place invariants in 20 ms
[2023-03-20 14:20:21] [INFO ] Implicit Places using invariants in 358 ms returned []
[2023-03-20 14:20:21] [INFO ] Flow matrix only has 977 transitions (discarded 270 similar events)
[2023-03-20 14:20:21] [INFO ] Invariant cache hit.
[2023-03-20 14:20:21] [INFO ] State equation strengthened by 465 read => feed constraints.
[2023-03-20 14:20:22] [INFO ] Implicit Places using invariants and state equation in 1140 ms returned []
Implicit Place search using SMT with State Equation took 1501 ms to find 0 implicit places.
[2023-03-20 14:20:22] [INFO ] Redundant transitions in 15 ms returned []
[2023-03-20 14:20:22] [INFO ] Flow matrix only has 977 transitions (discarded 270 similar events)
[2023-03-20 14:20:22] [INFO ] Invariant cache hit.
[2023-03-20 14:20:23] [INFO ] Dead Transitions using invariants and state equation in 708 ms found 499 transitions.
Found 499 dead transitions using SMT.
Drop transitions removed 499 transitions
Dead transitions reduction (with SMT) removed 499 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 99/133 places, 748/1280 transitions.
Reduce places removed 2 places and 4 transitions.
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 95 transition count 740
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 93 transition count 736
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 6 place count 91 transition count 732
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 8 place count 89 transition count 728
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 10 place count 87 transition count 724
Reduce places removed 1 places and 18 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 11 place count 86 transition count 706
Applied a total of 11 rules in 67 ms. Remains 86 /99 variables (removed 13) and now considering 706/748 (removed 42) transitions.
[2023-03-20 14:20:23] [INFO ] Flow matrix only has 561 transitions (discarded 145 similar events)
// Phase 1: matrix 561 rows 86 cols
[2023-03-20 14:20:23] [INFO ] Computed 22 place invariants in 4 ms
[2023-03-20 14:20:23] [INFO ] Implicit Places using invariants in 181 ms returned []
[2023-03-20 14:20:23] [INFO ] Flow matrix only has 561 transitions (discarded 145 similar events)
[2023-03-20 14:20:23] [INFO ] Invariant cache hit.
[2023-03-20 14:20:23] [INFO ] State equation strengthened by 257 read => feed constraints.
[2023-03-20 14:20:23] [INFO ] Implicit Places using invariants and state equation in 558 ms returned []
Implicit Place search using SMT with State Equation took 742 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 86/133 places, 706/1280 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3187 ms. Remains : 86/133 places, 706/1280 transitions.
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : SimpleLoadBal-PT-15-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (EQ s15 1) (EQ s40 1)), p0:(AND (EQ s21 1) (EQ s66 1) (EQ s72 1) (EQ s84 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 49 reset in 489 ms.
Stack based approach found an accepted trace after 257 steps with 0 reset with depth 258 and stack size 258 in 2 ms.
FORMULA SimpleLoadBal-PT-15-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property SimpleLoadBal-PT-15-LTLFireability-05 finished in 3788 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' '!(((G(!p0) U p1)||(X(!p2) U ((!p2&&X(!p2))||X(G(!p2))))))'
Support contains 8 out of 133 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 133/133 places, 1280/1280 transitions.
Applied a total of 0 rules in 8 ms. Remains 133 /133 variables (removed 0) and now considering 1280/1280 (removed 0) transitions.
[2023-03-20 14:20:24] [INFO ] Flow matrix only has 1010 transitions (discarded 270 similar events)
// Phase 1: matrix 1010 rows 133 cols
[2023-03-20 14:20:24] [INFO ] Computed 23 place invariants in 18 ms
[2023-03-20 14:20:24] [INFO ] Implicit Places using invariants in 337 ms returned []
[2023-03-20 14:20:24] [INFO ] Flow matrix only has 1010 transitions (discarded 270 similar events)
[2023-03-20 14:20:24] [INFO ] Invariant cache hit.
[2023-03-20 14:20:25] [INFO ] State equation strengthened by 465 read => feed constraints.
[2023-03-20 14:20:26] [INFO ] Implicit Places using invariants and state equation in 1884 ms returned []
Implicit Place search using SMT with State Equation took 2223 ms to find 0 implicit places.
[2023-03-20 14:20:26] [INFO ] Flow matrix only has 1010 transitions (discarded 270 similar events)
[2023-03-20 14:20:26] [INFO ] Invariant cache hit.
[2023-03-20 14:20:27] [INFO ] Dead Transitions using invariants and state equation in 747 ms found 499 transitions.
Found 499 dead transitions using SMT.
Drop transitions removed 499 transitions
Dead transitions reduction (with SMT) removed 499 transitions
Starting structural reductions in LTL mode, iteration 1 : 133/133 places, 781/1280 transitions.
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 131 transition count 777
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 129 transition count 773
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 6 place count 127 transition count 769
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 8 place count 125 transition count 765
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 10 place count 123 transition count 761
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 12 place count 121 transition count 757
Reduce places removed 1 places and 18 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 13 place count 120 transition count 739
Applied a total of 13 rules in 9 ms. Remains 120 /133 variables (removed 13) and now considering 739/781 (removed 42) transitions.
[2023-03-20 14:20:27] [INFO ] Flow matrix only has 594 transitions (discarded 145 similar events)
// Phase 1: matrix 594 rows 120 cols
[2023-03-20 14:20:27] [INFO ] Computed 23 place invariants in 7 ms
[2023-03-20 14:20:27] [INFO ] Implicit Places using invariants in 211 ms returned []
[2023-03-20 14:20:27] [INFO ] Flow matrix only has 594 transitions (discarded 145 similar events)
[2023-03-20 14:20:27] [INFO ] Invariant cache hit.
[2023-03-20 14:20:27] [INFO ] State equation strengthened by 257 read => feed constraints.
[2023-03-20 14:20:28] [INFO ] Implicit Places using invariants and state equation in 702 ms returned []
Implicit Place search using SMT with State Equation took 920 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 120/133 places, 739/1280 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3911 ms. Remains : 120/133 places, 739/1280 transitions.
Stuttering acceptance computed with spot in 358 ms :[p2, (AND (NOT p1) p2), (OR (AND (NOT p1) p2) (AND p0 p2)), (AND p0 p2), true, p2, (OR (AND (NOT p1) p2) (AND p0 p2)), (OR (NOT p1) p0), p0]
Running random walk in product with property : SimpleLoadBal-PT-15-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=p2, acceptance={} source=0 dest: 4}], [{ cond=(AND (NOT p1) p0 (NOT p2)), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p1) p0 p2), acceptance={} source=1 dest: 5}, { cond=(AND (NOT p1) (NOT p0) p2), acceptance={} source=1 dest: 6}], [{ cond=(AND p0 p2), acceptance={} source=2 dest: 4}, { cond=(AND (NOT p1) (NOT p0) p2), acceptance={} source=2 dest: 7}, { cond=(AND p1 (NOT p0) p2), acceptance={} source=2 dest: 8}], [{ cond=(AND p0 p2), acceptance={} source=3 dest: 4}, { cond=(AND (NOT p0) p2), acceptance={} source=3 dest: 8}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(NOT p2), acceptance={} source=5 dest: 0}, { cond=p2, acceptance={} source=5 dest: 4}], [{ cond=(AND p0 (NOT p2)), acceptance={} source=6 dest: 0}, { cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={} source=6 dest: 2}, { cond=(AND p1 (NOT p0) (NOT p2)), acceptance={} source=6 dest: 3}, { cond=(AND p0 p2), acceptance={} source=6 dest: 4}, { cond=(AND (NOT p1) (NOT p0) p2), acceptance={} source=6 dest: 7}, { cond=(AND p1 (NOT p0) p2), acceptance={} source=6 dest: 8}], [{ cond=p0, acceptance={0} source=7 dest: 4}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=7 dest: 7}, { cond=(AND p1 (NOT p0)), acceptance={0} source=7 dest: 8}], [{ cond=p0, acceptance={} source=8 dest: 4}, { cond=(NOT p0), acceptance={} source=8 dest: 8}]], initial=1, aps=[p2:(AND (EQ s98 1) (EQ s104 1) (EQ s114 1)), p1:(AND (EQ s15 1) (EQ s41 1)), p0:(AND (EQ s87 1) (EQ s103 1) (EQ s113 1))], 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, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 334 ms.
Product exploration explored 100000 steps with 50000 reset in 285 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (NOT p2)), (X (NOT (AND p0 p2))), (X (NOT (AND p1 (NOT p0) p2))), (X (NOT (AND p0 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0) p2))), (X (AND (NOT p1) (NOT p0) (NOT p2))), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (X (NOT p2))), (X (X (NOT (AND p0 p2)))), true, (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0) p2)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT p2))
Knowledge based reduction with 17 factoid took 280 ms. Reduced automaton from 9 states, 24 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SimpleLoadBal-PT-15-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SimpleLoadBal-PT-15-LTLFireability-06 finished in 5218 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(p0))'
Support contains 4 out of 133 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 133/133 places, 1280/1280 transitions.
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 16 Pre rules applied. Total rules applied 0 place count 133 transition count 1264
Deduced a syphon composed of 16 places in 1 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 0 with 32 rules applied. Total rules applied 32 place count 117 transition count 1264
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 1 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 0 with 32 rules applied. Total rules applied 64 place count 101 transition count 1248
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 67 place count 99 transition count 1247
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 69 place count 98 transition count 1246
Applied a total of 69 rules in 68 ms. Remains 98 /133 variables (removed 35) and now considering 1246/1280 (removed 34) transitions.
[2023-03-20 14:20:29] [INFO ] Flow matrix only has 976 transitions (discarded 270 similar events)
// Phase 1: matrix 976 rows 98 cols
[2023-03-20 14:20:29] [INFO ] Computed 22 place invariants in 7 ms
[2023-03-20 14:20:30] [INFO ] Implicit Places using invariants in 335 ms returned []
[2023-03-20 14:20:30] [INFO ] Flow matrix only has 976 transitions (discarded 270 similar events)
[2023-03-20 14:20:30] [INFO ] Invariant cache hit.
[2023-03-20 14:20:30] [INFO ] State equation strengthened by 465 read => feed constraints.
[2023-03-20 14:20:31] [INFO ] Implicit Places using invariants and state equation in 1371 ms returned []
Implicit Place search using SMT with State Equation took 1709 ms to find 0 implicit places.
[2023-03-20 14:20:31] [INFO ] Redundant transitions in 18 ms returned []
[2023-03-20 14:20:31] [INFO ] Flow matrix only has 976 transitions (discarded 270 similar events)
[2023-03-20 14:20:31] [INFO ] Invariant cache hit.
[2023-03-20 14:20:32] [INFO ] Dead Transitions using invariants and state equation in 603 ms found 499 transitions.
Found 499 dead transitions using SMT.
Drop transitions removed 499 transitions
Dead transitions reduction (with SMT) removed 499 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 98/133 places, 747/1280 transitions.
Reduce places removed 2 places and 4 transitions.
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 94 transition count 739
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 92 transition count 735
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 6 place count 90 transition count 731
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 8 place count 88 transition count 727
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 10 place count 86 transition count 723
Reduce places removed 1 places and 18 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 11 place count 85 transition count 705
Applied a total of 11 rules in 29 ms. Remains 85 /98 variables (removed 13) and now considering 705/747 (removed 42) transitions.
[2023-03-20 14:20:32] [INFO ] Flow matrix only has 560 transitions (discarded 145 similar events)
// Phase 1: matrix 560 rows 85 cols
[2023-03-20 14:20:32] [INFO ] Computed 22 place invariants in 7 ms
[2023-03-20 14:20:32] [INFO ] Implicit Places using invariants in 150 ms returned []
[2023-03-20 14:20:32] [INFO ] Flow matrix only has 560 transitions (discarded 145 similar events)
[2023-03-20 14:20:32] [INFO ] Invariant cache hit.
[2023-03-20 14:20:32] [INFO ] State equation strengthened by 257 read => feed constraints.
[2023-03-20 14:20:32] [INFO ] Implicit Places using invariants and state equation in 442 ms returned []
Implicit Place search using SMT with State Equation took 599 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 85/133 places, 705/1280 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3034 ms. Remains : 85/133 places, 705/1280 transitions.
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Running random walk in product with property : SimpleLoadBal-PT-15-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (EQ s48 1) (EQ s65 1) (EQ s67 1) (EQ s79 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 6 reset in 510 ms.
Stack based approach found an accepted trace after 508 steps with 0 reset with depth 509 and stack size 509 in 3 ms.
FORMULA SimpleLoadBal-PT-15-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property SimpleLoadBal-PT-15-LTLFireability-10 finished in 3595 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(p0))'
Support contains 3 out of 133 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 133/133 places, 1280/1280 transitions.
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 16 Pre rules applied. Total rules applied 0 place count 133 transition count 1264
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 0 with 32 rules applied. Total rules applied 32 place count 117 transition count 1264
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 1 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 0 with 32 rules applied. Total rules applied 64 place count 101 transition count 1248
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 67 place count 99 transition count 1247
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 69 place count 98 transition count 1246
Applied a total of 69 rules in 56 ms. Remains 98 /133 variables (removed 35) and now considering 1246/1280 (removed 34) transitions.
[2023-03-20 14:20:33] [INFO ] Flow matrix only has 976 transitions (discarded 270 similar events)
// Phase 1: matrix 976 rows 98 cols
[2023-03-20 14:20:33] [INFO ] Computed 22 place invariants in 15 ms
[2023-03-20 14:20:33] [INFO ] Implicit Places using invariants in 339 ms returned []
[2023-03-20 14:20:33] [INFO ] Flow matrix only has 976 transitions (discarded 270 similar events)
[2023-03-20 14:20:33] [INFO ] Invariant cache hit.
[2023-03-20 14:20:34] [INFO ] State equation strengthened by 465 read => feed constraints.
[2023-03-20 14:20:35] [INFO ] Implicit Places using invariants and state equation in 1391 ms returned []
Implicit Place search using SMT with State Equation took 1735 ms to find 0 implicit places.
[2023-03-20 14:20:35] [INFO ] Redundant transitions in 26 ms returned []
[2023-03-20 14:20:35] [INFO ] Flow matrix only has 976 transitions (discarded 270 similar events)
[2023-03-20 14:20:35] [INFO ] Invariant cache hit.
[2023-03-20 14:20:35] [INFO ] Dead Transitions using invariants and state equation in 693 ms found 499 transitions.
Found 499 dead transitions using SMT.
Drop transitions removed 499 transitions
Dead transitions reduction (with SMT) removed 499 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 98/133 places, 747/1280 transitions.
Reduce places removed 2 places and 4 transitions.
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 94 transition count 739
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 92 transition count 735
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 6 place count 90 transition count 731
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 8 place count 88 transition count 727
Reduce places removed 2 places and 4 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 10 place count 86 transition count 723
Reduce places removed 1 places and 18 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 11 place count 85 transition count 705
Applied a total of 11 rules in 34 ms. Remains 85 /98 variables (removed 13) and now considering 705/747 (removed 42) transitions.
[2023-03-20 14:20:35] [INFO ] Flow matrix only has 560 transitions (discarded 145 similar events)
// Phase 1: matrix 560 rows 85 cols
[2023-03-20 14:20:35] [INFO ] Computed 22 place invariants in 5 ms
[2023-03-20 14:20:36] [INFO ] Implicit Places using invariants in 194 ms returned []
[2023-03-20 14:20:36] [INFO ] Flow matrix only has 560 transitions (discarded 145 similar events)
[2023-03-20 14:20:36] [INFO ] Invariant cache hit.
[2023-03-20 14:20:36] [INFO ] State equation strengthened by 257 read => feed constraints.
[2023-03-20 14:20:36] [INFO ] Implicit Places using invariants and state equation in 479 ms returned []
Implicit Place search using SMT with State Equation took 675 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 85/133 places, 705/1280 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3238 ms. Remains : 85/133 places, 705/1280 transitions.
Stuttering acceptance computed with spot in 73 ms :[(NOT p0)]
Running random walk in product with property : SimpleLoadBal-PT-15-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (EQ s56 1) (EQ s69 1) (EQ s79 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 61 reset in 523 ms.
Stack based approach found an accepted trace after 45 steps with 0 reset with depth 46 and stack size 46 in 0 ms.
FORMULA SimpleLoadBal-PT-15-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property SimpleLoadBal-PT-15-LTLFireability-11 finished in 3869 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||(p1 U X(p0))))&&X(p2))))'
Support contains 6 out of 133 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 133/133 places, 1280/1280 transitions.
Applied a total of 0 rules in 4 ms. Remains 133 /133 variables (removed 0) and now considering 1280/1280 (removed 0) transitions.
[2023-03-20 14:20:37] [INFO ] Flow matrix only has 1010 transitions (discarded 270 similar events)
// Phase 1: matrix 1010 rows 133 cols
[2023-03-20 14:20:37] [INFO ] Computed 23 place invariants in 12 ms
[2023-03-20 14:20:37] [INFO ] Implicit Places using invariants in 314 ms returned [15]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 317 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 132/133 places, 1280/1280 transitions.
Applied a total of 0 rules in 3 ms. Remains 132 /132 variables (removed 0) and now considering 1280/1280 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 325 ms. Remains : 132/133 places, 1280/1280 transitions.
Stuttering acceptance computed with spot in 330 ms :[(OR (NOT p0) (NOT p2)), (NOT p0), (NOT p0), (NOT p2), (NOT p0)]
Running random walk in product with property : SimpleLoadBal-PT-15-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}, { cond=true, acceptance={} source=0 dest: 3}, { cond=(AND (NOT p0) p1), acceptance={} source=0 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=(NOT p0), acceptance={0} source=1 dest: 3}, { cond=(AND (NOT p0) p1), acceptance={0} source=1 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 1}, { cond=true, acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={0} source=2 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={0} source=3 dest: 1}, { cond=(NOT p2), acceptance={} source=3 dest: 2}, { cond=(NOT p2), acceptance={0} source=3 dest: 3}, { cond=(AND (NOT p0) p1 (NOT p2)), acceptance={0} source=3 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=4 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p0:(AND (EQ s87 1) (EQ s105 1) (EQ s122 1)), p1:(AND (EQ s64 1) (EQ s99 1) (EQ s104 1) (EQ s122 1)), p2:(OR (AND (EQ s64 1) (EQ s99 1) (EQ s104 1) (EQ s12...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 16546 reset in 320 ms.
Product exploration explored 100000 steps with 16788 reset in 364 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X p2), true, (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X p2))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 863 ms. Reduced automaton from 5 states, 17 edges and 3 AP (stutter sensitive) to 5 states, 15 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 303 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p2), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 244 ms. (steps per millisecond=40 ) properties (out of 6) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-20 14:20:40] [INFO ] Flow matrix only has 1010 transitions (discarded 270 similar events)
// Phase 1: matrix 1010 rows 132 cols
[2023-03-20 14:20:40] [INFO ] Computed 22 place invariants in 12 ms
[2023-03-20 14:20:40] [INFO ] After 98ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0
Fused 2 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X p2), true, (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X p2)), (G (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (G (NOT (AND (NOT p0) p1 (NOT p2))))]
False Knowledge obtained : [(F (NOT p2)), (F (NOT (AND (NOT p0) (NOT p1)))), (F (AND (NOT p0) p1)), (F p0)]
Knowledge based reduction with 16 factoid took 1278 ms. Reduced automaton from 5 states, 15 edges and 3 AP (stutter sensitive) to 5 states, 13 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 433 ms :[(NOT p0), (NOT p0), (NOT p0), (AND p0 (NOT p2)), (NOT p0)]
Stuttering acceptance computed with spot in 243 ms :[(NOT p0), (NOT p0), (NOT p0), (AND p0 (NOT p2)), (NOT p0)]
[2023-03-20 14:20:42] [INFO ] Flow matrix only has 1010 transitions (discarded 270 similar events)
[2023-03-20 14:20:42] [INFO ] Invariant cache hit.
[2023-03-20 14:20:42] [INFO ] [Real]Absence check using 18 positive place invariants in 4 ms returned unsat
Proved EG (NOT p0)
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X p2), true, (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X p2)), (G (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (G (NOT (AND (NOT p0) p1 (NOT p2))))]
False Knowledge obtained : [(F (NOT p2)), (F (NOT (AND (NOT p0) (NOT p1)))), (F (AND (NOT p0) p1)), (F p0), (G (NOT p0))]
Property proved to be false thanks to negative knowledge :(G (NOT p0))
Knowledge based reduction with 16 factoid took 354 ms. Reduced automaton from 5 states, 13 edges and 3 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA SimpleLoadBal-PT-15-LTLFireability-12 FALSE TECHNIQUES KNOWLEDGE
Treatment of property SimpleLoadBal-PT-15-LTLFireability-12 finished in 5833 ms.
All properties solved by simple procedures.
Total runtime 36281 ms.
ITS solved all properties within timeout

BK_STOP 1679322043261

--------------------
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 LTLFireability -timeout 360 -rebuildPNML

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-15"
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 SimpleLoadBal-PT-15, 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 r425-tajo-167905978300524"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SimpleLoadBal-PT-15.tgz
mv SimpleLoadBal-PT-15 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 ;