fond
Model Checking Contest 2022
12th edition, Bergen, Norway, June 21, 2022
Execution of r240-smll-165303241300028
Last Updated
Jun 22, 2022

About the Execution of ITS-Tools for SimpleLoadBal-PT-15

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
718.619 67503.00 103047.00 346.50 FFFTTFTFFFFFTFFF normal

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-165303241300028.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-15, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-smll-165303241300028
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.5M
-rw-r--r-- 1 mcc users 11K Apr 29 14:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K Apr 29 14:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.4K Apr 29 14:18 CTLFireability.txt
-rw-r--r-- 1 mcc users 68K 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 4.3K May 9 09:03 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 9 09:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K May 9 09:03 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 9 09:03 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 9 09:03 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 9 09:03 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 1.2M 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-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 1653037853685

Running Version 202205111006
[2022-05-20 09:10:56] [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 09:10:56] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-20 09:10:56] [INFO ] Load time of PNML (sax parser for PT used): 417 ms
[2022-05-20 09:10:56] [INFO ] Transformed 149 places.
[2022-05-20 09:10:56] [INFO ] Transformed 1280 transitions.
[2022-05-20 09:10:56] [INFO ] Found NUPN structural information;
[2022-05-20 09:10:56] [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]
[2022-05-20 09:10:56] [INFO ] Parsed PT model containing 149 places and 1280 transitions in 682 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 132 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA SimpleLoadBal-PT-15-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-15-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-15-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-15-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 48 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 55 ms. Remains 149 /149 variables (removed 0) and now considering 1280/1280 (removed 0) transitions.
[2022-05-20 09:10:57] [INFO ] Flow matrix only has 1010 transitions (discarded 270 similar events)
// Phase 1: matrix 1010 rows 149 cols
[2022-05-20 09:10:57] [INFO ] Computed 39 place invariants in 62 ms
[2022-05-20 09:10:58] [INFO ] Implicit Places using invariants in 737 ms returned [15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 62, 63]
Discarding 17 places :
Implicit Place search using SMT only with invariants took 806 ms to find 17 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 132/149 places, 1280/1280 transitions.
Applied a total of 0 rules in 16 ms. Remains 132 /132 variables (removed 0) and now considering 1280/1280 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 132/149 places, 1280/1280 transitions.
Support contains 48 out of 132 places after structural reductions.
[2022-05-20 09:10:58] [INFO ] Flatten gal took : 348 ms
[2022-05-20 09:10:59] [INFO ] Flatten gal took : 186 ms
[2022-05-20 09:10:59] [INFO ] Input system was already deterministic with 1280 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 974 ms. (steps per millisecond=10 ) properties (out of 29) seen :9
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 20) seen :1
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 19) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 18) seen :0
Running SMT prover for 18 properties.
[2022-05-20 09:11:00] [INFO ] Flow matrix only has 1010 transitions (discarded 270 similar events)
// Phase 1: matrix 1010 rows 132 cols
[2022-05-20 09:11:00] [INFO ] Computed 22 place invariants in 21 ms
[2022-05-20 09:11:01] [INFO ] [Real]Absence check using 18 positive place invariants in 10 ms returned sat
[2022-05-20 09:11:01] [INFO ] [Real]Absence check using 18 positive and 4 generalized place invariants in 6 ms returned sat
[2022-05-20 09:11:02] [INFO ] After 1299ms SMT Verify possible using all constraints in real domain returned unsat :12 sat :0 real:6
[2022-05-20 09:11:02] [INFO ] [Nat]Absence check using 18 positive place invariants in 10 ms returned sat
[2022-05-20 09:11:02] [INFO ] [Nat]Absence check using 18 positive and 4 generalized place invariants in 11 ms returned sat
[2022-05-20 09:11:03] [INFO ] After 1130ms SMT Verify possible using state equation in natural domain returned unsat :12 sat :6
[2022-05-20 09:11:03] [INFO ] State equation strengthened by 465 read => feed constraints.
[2022-05-20 09:11:05] [INFO ] After 1303ms SMT Verify possible using 465 Read/Feed constraints in natural domain returned unsat :12 sat :6
[2022-05-20 09:11:06] [INFO ] Deduced a trap composed of 78 places in 235 ms of which 7 ms to minimize.
[2022-05-20 09:11:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 328 ms
[2022-05-20 09:11:07] [INFO ] Deduced a trap composed of 20 places in 381 ms of which 3 ms to minimize.
[2022-05-20 09:11:08] [INFO ] Deduced a trap composed of 23 places in 453 ms of which 2 ms to minimize.
[2022-05-20 09:11:08] [INFO ] Deduced a trap composed of 25 places in 403 ms of which 3 ms to minimize.
[2022-05-20 09:11:09] [INFO ] Deduced a trap composed of 23 places in 310 ms of which 0 ms to minimize.
[2022-05-20 09:11:09] [INFO ] Deduced a trap composed of 20 places in 279 ms of which 1 ms to minimize.
[2022-05-20 09:11:09] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 5 trap constraints in 2248 ms
[2022-05-20 09:11:09] [INFO ] After 5633ms SMT Verify possible using trap constraints in natural domain returned unsat :13 sat :5
Attempting to minimize the solution found.
Minimization took 1043 ms.
[2022-05-20 09:11:10] [INFO ] After 8078ms SMT Verify possible using all constraints in natural domain returned unsat :13 sat :5
Fused 18 Parikh solutions to 5 different solutions.
Parikh walk visited 0 properties in 132 ms.
Support contains 15 out of 132 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 132/132 places, 1280/1280 transitions.
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 17 Pre rules applied. Total rules applied 0 place count 132 transition count 1263
Deduced a syphon composed of 17 places in 1 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 34 place count 115 transition count 1263
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: 17
Deduced a syphon composed of 17 places in 4 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 68 place count 98 transition count 1246
Free-agglomeration rule (complex) applied 12 times.
Iterating global reduction 0 with 12 rules applied. Total rules applied 80 place count 98 transition count 1234
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 92 place count 86 transition count 1234
Applied a total of 92 rules in 369 ms. Remains 86 /132 variables (removed 46) and now considering 1234/1280 (removed 46) transitions.
Finished structural reductions, in 1 iterations. Remains : 86/132 places, 1234/1280 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 516 ms. (steps per millisecond=19 ) properties (out of 5) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2022-05-20 09:11:11] [INFO ] Flow matrix only has 964 transitions (discarded 270 similar events)
// Phase 1: matrix 964 rows 86 cols
[2022-05-20 09:11:11] [INFO ] Computed 22 place invariants in 19 ms
[2022-05-20 09:11:11] [INFO ] [Real]Absence check using 18 positive place invariants in 6 ms returned sat
[2022-05-20 09:11:11] [INFO ] [Real]Absence check using 18 positive and 4 generalized place invariants in 4 ms returned sat
[2022-05-20 09:11:12] [INFO ] After 455ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-05-20 09:11:12] [INFO ] [Nat]Absence check using 18 positive place invariants in 8 ms returned sat
[2022-05-20 09:11:12] [INFO ] [Nat]Absence check using 18 positive and 4 generalized place invariants in 5 ms returned sat
[2022-05-20 09:11:12] [INFO ] After 480ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2022-05-20 09:11:12] [INFO ] State equation strengthened by 465 read => feed constraints.
[2022-05-20 09:11:12] [INFO ] After 215ms SMT Verify possible using 465 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2022-05-20 09:11:13] [INFO ] After 326ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 103 ms.
[2022-05-20 09:11:13] [INFO ] After 1022ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 4 out of 86 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 86/86 places, 1234/1234 transitions.
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 86 transition count 1231
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 6 place count 83 transition count 1231
Applied a total of 6 rules in 440 ms. Remains 83 /86 variables (removed 3) and now considering 1231/1234 (removed 3) transitions.
Finished structural reductions, in 1 iterations. Remains : 83/86 places, 1231/1234 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 162 ms. (steps per millisecond=61 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 530296 steps, run timeout after 3001 ms. (steps per millisecond=176 ) properties seen :{}
Probabilistic random walk after 530296 steps, saw 376311 distinct states, run finished after 3002 ms. (steps per millisecond=176 ) properties seen :0
Running SMT prover for 1 properties.
[2022-05-20 09:11:16] [INFO ] Flow matrix only has 961 transitions (discarded 270 similar events)
// Phase 1: matrix 961 rows 83 cols
[2022-05-20 09:11:16] [INFO ] Invariants computation overflowed in 8 ms
[2022-05-20 09:11:17] [INFO ] After 425ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-05-20 09:11:17] [INFO ] After 521ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2022-05-20 09:11:17] [INFO ] State equation strengthened by 465 read => feed constraints.
[2022-05-20 09:11:18] [INFO ] After 186ms SMT Verify possible using 465 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2022-05-20 09:11:18] [INFO ] Deduced a trap composed of 33 places in 255 ms of which 1 ms to minimize.
[2022-05-20 09:11:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 344 ms
[2022-05-20 09:11:18] [INFO ] After 647ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 112 ms.
[2022-05-20 09:11:18] [INFO ] After 1349ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 4 out of 83 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 83/83 places, 1231/1231 transitions.
Applied a total of 0 rules in 118 ms. Remains 83 /83 variables (removed 0) and now considering 1231/1231 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 83/83 places, 1231/1231 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 83/83 places, 1231/1231 transitions.
Applied a total of 0 rules in 93 ms. Remains 83 /83 variables (removed 0) and now considering 1231/1231 (removed 0) transitions.
[2022-05-20 09:11:18] [INFO ] Flow matrix only has 961 transitions (discarded 270 similar events)
// Phase 1: matrix 961 rows 83 cols
[2022-05-20 09:11:18] [INFO ] Invariants computation overflowed in 11 ms
[2022-05-20 09:11:19] [INFO ] Implicit Places using invariants in 273 ms returned []
[2022-05-20 09:11:19] [INFO ] Flow matrix only has 961 transitions (discarded 270 similar events)
// Phase 1: matrix 961 rows 83 cols
[2022-05-20 09:11:19] [INFO ] Invariants computation overflowed in 8 ms
[2022-05-20 09:11:19] [INFO ] State equation strengthened by 465 read => feed constraints.
[2022-05-20 09:11:21] [INFO ] Implicit Places using invariants and state equation in 2253 ms returned []
Implicit Place search using SMT with State Equation took 2537 ms to find 0 implicit places.
[2022-05-20 09:11:21] [INFO ] Redundant transitions in 130 ms returned []
[2022-05-20 09:11:21] [INFO ] Flow matrix only has 961 transitions (discarded 270 similar events)
// Phase 1: matrix 961 rows 83 cols
[2022-05-20 09:11:21] [INFO ] Invariants computation overflowed in 12 ms
[2022-05-20 09:11:22] [INFO ] Dead Transitions using invariants and state equation in 790 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 83/83 places, 1231/1231 transitions.
Ensure Unique test removed 270 transitions
Reduce isomorphic transitions removed 270 transitions.
Iterating post reduction 0 with 270 rules applied. Total rules applied 270 place count 83 transition count 961
Applied a total of 270 rules in 45 ms. Remains 83 /83 variables (removed 0) and now considering 961/1231 (removed 270) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 961 rows 83 cols
[2022-05-20 09:11:22] [INFO ] Invariants computation overflowed in 9 ms
[2022-05-20 09:11:22] [INFO ] After 403ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-05-20 09:11:23] [INFO ] After 350ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2022-05-20 09:11:23] [INFO ] After 461ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 71 ms.
[2022-05-20 09:11:23] [INFO ] After 574ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2022-05-20 09:11:23] [INFO ] Flatten gal took : 124 ms
[2022-05-20 09:11:23] [INFO ] Flatten gal took : 107 ms
[2022-05-20 09:11:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4337418001883616543.gal : 51 ms
[2022-05-20 09:11:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15926764072767774137.prop : 2 ms
Invoking ITS tools like this :cd /tmp/redAtoms11697401523340178210;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4337418001883616543.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15926764072767774137.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp...320
Loading property file /tmp/ReachabilityCardinality15926764072767774137.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 32
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :32 after 216
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :216 after 15308
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :15308 after 15330
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :15330 after 15535
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :15535 after 16216
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :16216 after 17413
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,1.14791e+08,5.03015,102740,2,19352,13,392875,7,0,1301,183537,0
Total reachable state count : 114791248

Verifying 1 reachability properties.
Reachability property AtomicPropp17 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
AtomicPropp17,28743,5.03983,102740,2,903,13,392875,7,0,1308,183537,0
Successfully simplified 13 atomic propositions for a total of 12 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA SimpleLoadBal-PT-15-LTLFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-15-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-15-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-15-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-15-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
FORMULA SimpleLoadBal-PT-15-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-15-LTLFireability-06 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((G((G(X(p0))||X(p1)))&&p2))))))'
Support contains 8 out of 132 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 132/132 places, 1280/1280 transitions.
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 17 Pre rules applied. Total rules applied 0 place count 132 transition count 1263
Deduced a syphon composed of 17 places in 1 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 34 place count 115 transition count 1263
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: 17
Deduced a syphon composed of 17 places in 1 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 68 place count 98 transition count 1246
Applied a total of 68 rules in 155 ms. Remains 98 /132 variables (removed 34) and now considering 1246/1280 (removed 34) transitions.
[2022-05-20 09:11:29] [INFO ] Flow matrix only has 976 transitions (discarded 270 similar events)
// Phase 1: matrix 976 rows 98 cols
[2022-05-20 09:11:29] [INFO ] Computed 22 place invariants in 14 ms
[2022-05-20 09:11:29] [INFO ] Implicit Places using invariants in 436 ms returned []
[2022-05-20 09:11:29] [INFO ] Flow matrix only has 976 transitions (discarded 270 similar events)
// Phase 1: matrix 976 rows 98 cols
[2022-05-20 09:11:29] [INFO ] Computed 22 place invariants in 13 ms
[2022-05-20 09:11:30] [INFO ] State equation strengthened by 465 read => feed constraints.
[2022-05-20 09:11:31] [INFO ] Implicit Places using invariants and state equation in 2026 ms returned []
Implicit Place search using SMT with State Equation took 2465 ms to find 0 implicit places.
[2022-05-20 09:11:31] [INFO ] Redundant transitions in 67 ms returned []
[2022-05-20 09:11:31] [INFO ] Flow matrix only has 976 transitions (discarded 270 similar events)
// Phase 1: matrix 976 rows 98 cols
[2022-05-20 09:11:31] [INFO ] Computed 22 place invariants in 12 ms
[2022-05-20 09:11:33] [INFO ] Dead Transitions using invariants and state equation in 1609 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 : 98/132 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 47 ms. Remains 85 /98 variables (removed 13) and now considering 705/747 (removed 42) transitions.
[2022-05-20 09:11:33] [INFO ] Flow matrix only has 560 transitions (discarded 145 similar events)
// Phase 1: matrix 560 rows 85 cols
[2022-05-20 09:11:33] [INFO ] Computed 22 place invariants in 4 ms
[2022-05-20 09:11:33] [INFO ] Implicit Places using invariants in 232 ms returned []
[2022-05-20 09:11:33] [INFO ] Flow matrix only has 560 transitions (discarded 145 similar events)
// Phase 1: matrix 560 rows 85 cols
[2022-05-20 09:11:33] [INFO ] Computed 22 place invariants in 4 ms
[2022-05-20 09:11:33] [INFO ] State equation strengthened by 257 read => feed constraints.
[2022-05-20 09:11:34] [INFO ] Implicit Places using invariants and state equation in 795 ms returned []
Implicit Place search using SMT with State Equation took 1032 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 85/132 places, 705/1280 transitions.
Finished structural reductions, in 2 iterations. Remains : 85/132 places, 705/1280 transitions.
Stuttering acceptance computed with spot in 423 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (NOT p2) (AND (NOT p0) (NOT p1)))]
Running random walk in product with property : SimpleLoadBal-PT-15-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(AND p2 p1), acceptance={} source=0 dest: 0}, { cond=(OR (NOT p2) (AND (NOT p0) (NOT p1))), acceptance={0} source=0 dest: 0}, { cond=(AND p2 p0 (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(OR (NOT p2) (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=(AND p2 p0), acceptance={} source=1 dest: 1}]], initial=0, aps=[p2:(OR (EQ s65 0) (EQ s67 0) (EQ s77 0)), p1:(AND (EQ s25 1) (EQ s65 1) (EQ s73 1) (EQ s81 1)), p0:(OR (EQ s61 0) (EQ s73 0) (EQ s84 0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 1228 ms.
Stack based approach found an accepted trace after 1592 steps with 0 reset with depth 1593 and stack size 1054 in 18 ms.
FORMULA SimpleLoadBal-PT-15-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property SimpleLoadBal-PT-15-LTLFireability-00 finished in 7179 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 3 out of 132 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 132/132 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 132 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 116 transition count 1264
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: 17
Deduced a syphon composed of 17 places in 1 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 66 place count 99 transition count 1247
Applied a total of 66 rules in 73 ms. Remains 99 /132 variables (removed 33) and now considering 1247/1280 (removed 33) transitions.
[2022-05-20 09:11:36] [INFO ] Flow matrix only has 977 transitions (discarded 270 similar events)
// Phase 1: matrix 977 rows 99 cols
[2022-05-20 09:11:36] [INFO ] Invariants computation overflowed in 6 ms
[2022-05-20 09:11:36] [INFO ] Implicit Places using invariants in 272 ms returned []
[2022-05-20 09:11:36] [INFO ] Flow matrix only has 977 transitions (discarded 270 similar events)
// Phase 1: matrix 977 rows 99 cols
[2022-05-20 09:11:36] [INFO ] Invariants computation overflowed in 6 ms
[2022-05-20 09:11:36] [INFO ] State equation strengthened by 465 read => feed constraints.
[2022-05-20 09:11:38] [INFO ] Implicit Places using invariants and state equation in 2002 ms returned []
Implicit Place search using SMT with State Equation took 2278 ms to find 0 implicit places.
[2022-05-20 09:11:38] [INFO ] Redundant transitions in 49 ms returned []
[2022-05-20 09:11:38] [INFO ] Flow matrix only has 977 transitions (discarded 270 similar events)
// Phase 1: matrix 977 rows 99 cols
[2022-05-20 09:11:38] [INFO ] Invariants computation overflowed in 7 ms
[2022-05-20 09:11:39] [INFO ] Dead Transitions using invariants and state equation in 853 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 99/132 places, 1247/1280 transitions.
Finished structural reductions, in 1 iterations. Remains : 99/132 places, 1247/1280 transitions.
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SimpleLoadBal-PT-15-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (EQ s19 1) (EQ s66 1) (EQ s86 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 194 reset in 1251 ms.
Stack based approach found an accepted trace after 135 steps with 1 reset with depth 102 and stack size 102 in 2 ms.
FORMULA SimpleLoadBal-PT-15-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property SimpleLoadBal-PT-15-LTLFireability-07 finished in 4605 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(G(p0))))'
Support contains 4 out of 132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 132/132 places, 1280/1280 transitions.
Applied a total of 0 rules in 7 ms. Remains 132 /132 variables (removed 0) and now considering 1280/1280 (removed 0) transitions.
[2022-05-20 09:11:40] [INFO ] Flow matrix only has 1010 transitions (discarded 270 similar events)
// Phase 1: matrix 1010 rows 132 cols
[2022-05-20 09:11:40] [INFO ] Computed 22 place invariants in 12 ms
[2022-05-20 09:11:41] [INFO ] Implicit Places using invariants in 569 ms returned []
[2022-05-20 09:11:41] [INFO ] Flow matrix only has 1010 transitions (discarded 270 similar events)
// Phase 1: matrix 1010 rows 132 cols
[2022-05-20 09:11:41] [INFO ] Computed 22 place invariants in 8 ms
[2022-05-20 09:11:41] [INFO ] State equation strengthened by 465 read => feed constraints.
[2022-05-20 09:11:43] [INFO ] Implicit Places using invariants and state equation in 2301 ms returned []
Implicit Place search using SMT with State Equation took 2871 ms to find 0 implicit places.
[2022-05-20 09:11:43] [INFO ] Flow matrix only has 1010 transitions (discarded 270 similar events)
// Phase 1: matrix 1010 rows 132 cols
[2022-05-20 09:11:43] [INFO ] Computed 22 place invariants in 12 ms
[2022-05-20 09:11:45] [INFO ] Dead Transitions using invariants and state equation in 1542 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 : 132/132 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 130 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 128 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 126 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 124 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 122 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 120 transition count 757
Reduce places removed 0 places and 18 transitions.
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 12 rules in 8 ms. Remains 120 /132 variables (removed 12) and now considering 739/781 (removed 42) transitions.
[2022-05-20 09:11:45] [INFO ] Flow matrix only has 594 transitions (discarded 145 similar events)
// Phase 1: matrix 594 rows 120 cols
[2022-05-20 09:11:45] [INFO ] Computed 23 place invariants in 4 ms
[2022-05-20 09:11:45] [INFO ] Implicit Places using invariants in 243 ms returned []
[2022-05-20 09:11:45] [INFO ] Flow matrix only has 594 transitions (discarded 145 similar events)
// Phase 1: matrix 594 rows 120 cols
[2022-05-20 09:11:45] [INFO ] Computed 23 place invariants in 4 ms
[2022-05-20 09:11:45] [INFO ] State equation strengthened by 257 read => feed constraints.
[2022-05-20 09:11:46] [INFO ] Implicit Places using invariants and state equation in 976 ms returned []
Implicit Place search using SMT with State Equation took 1221 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 120/132 places, 739/1280 transitions.
Finished structural reductions, in 2 iterations. Remains : 120/132 places, 739/1280 transitions.
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Stuttering acceptance computed with spot in 89 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : SimpleLoadBal-PT-15-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (EQ s80 1) (EQ s99 1) (EQ s107 1) (EQ s119 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, 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 0 ms.
FORMULA SimpleLoadBal-PT-15-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SimpleLoadBal-PT-15-LTLFireability-11 finished in 5762 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(((false U (false U G((p0 U p1))))||X(G(p0)))))'
Support contains 6 out of 132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 132/132 places, 1280/1280 transitions.
Applied a total of 0 rules in 7 ms. Remains 132 /132 variables (removed 0) and now considering 1280/1280 (removed 0) transitions.
[2022-05-20 09:11:46] [INFO ] Flow matrix only has 1010 transitions (discarded 270 similar events)
// Phase 1: matrix 1010 rows 132 cols
[2022-05-20 09:11:46] [INFO ] Computed 22 place invariants in 7 ms
[2022-05-20 09:11:47] [INFO ] Implicit Places using invariants in 481 ms returned []
[2022-05-20 09:11:47] [INFO ] Flow matrix only has 1010 transitions (discarded 270 similar events)
// Phase 1: matrix 1010 rows 132 cols
[2022-05-20 09:11:47] [INFO ] Computed 22 place invariants in 9 ms
[2022-05-20 09:11:47] [INFO ] State equation strengthened by 465 read => feed constraints.
[2022-05-20 09:11:50] [INFO ] Implicit Places using invariants and state equation in 2949 ms returned []
Implicit Place search using SMT with State Equation took 3435 ms to find 0 implicit places.
[2022-05-20 09:11:50] [INFO ] Flow matrix only has 1010 transitions (discarded 270 similar events)
// Phase 1: matrix 1010 rows 132 cols
[2022-05-20 09:11:50] [INFO ] Computed 22 place invariants in 11 ms
[2022-05-20 09:11:52] [INFO ] Dead Transitions using invariants and state equation in 2065 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 : 132/132 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 130 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 128 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 126 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 124 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 122 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 120 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 119 transition count 739
Applied a total of 13 rules in 14 ms. Remains 119 /132 variables (removed 13) and now considering 739/781 (removed 42) transitions.
[2022-05-20 09:11:52] [INFO ] Flow matrix only has 594 transitions (discarded 145 similar events)
// Phase 1: matrix 594 rows 119 cols
[2022-05-20 09:11:52] [INFO ] Computed 22 place invariants in 6 ms
[2022-05-20 09:11:52] [INFO ] Implicit Places using invariants in 374 ms returned []
[2022-05-20 09:11:52] [INFO ] Flow matrix only has 594 transitions (discarded 145 similar events)
// Phase 1: matrix 594 rows 119 cols
[2022-05-20 09:11:52] [INFO ] Computed 22 place invariants in 7 ms
[2022-05-20 09:11:52] [INFO ] State equation strengthened by 257 read => feed constraints.
[2022-05-20 09:11:54] [INFO ] Implicit Places using invariants and state equation in 1685 ms returned []
Implicit Place search using SMT with State Equation took 2062 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 119/132 places, 739/1280 transitions.
Finished structural reductions, in 2 iterations. Remains : 119/132 places, 739/1280 transitions.
Stuttering acceptance computed with spot in 346 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p0) (NOT p1)), true, (NOT p1), (NOT p1)]
Running random walk in product with property : SimpleLoadBal-PT-15-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 2}, { cond=(OR p1 p0), acceptance={} source=1 dest: 3}], [{ cond=p0, acceptance={} source=2 dest: 2}, { cond=(NOT p0), acceptance={} source=2 dest: 4}], [{ cond=p0, acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 4}, { cond=(AND p1 (NOT p0)), acceptance={} source=3 dest: 5}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=5 dest: 4}, { cond=(OR p1 p0), acceptance={} source=5 dest: 5}, { cond=(AND (NOT p1) p0), acceptance={} source=5 dest: 6}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=6 dest: 4}, { cond=(AND (NOT p1) p0), acceptance={0} source=6 dest: 6}]], initial=0, aps=[p1:(AND (EQ s95 1) (EQ s105 1) (EQ s115 1)), p0:(AND (EQ s50 1) (EQ s83 1) (EQ s117 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA SimpleLoadBal-PT-15-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SimpleLoadBal-PT-15-LTLFireability-13 finished in 7962 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U p1))'
Support contains 6 out of 132 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 132/132 places, 1280/1280 transitions.
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 17 Pre rules applied. Total rules applied 0 place count 132 transition count 1263
Deduced a syphon composed of 17 places in 1 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 34 place count 115 transition count 1263
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: 17
Deduced a syphon composed of 17 places in 1 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 68 place count 98 transition count 1246
Applied a total of 68 rules in 122 ms. Remains 98 /132 variables (removed 34) and now considering 1246/1280 (removed 34) transitions.
[2022-05-20 09:11:54] [INFO ] Flow matrix only has 976 transitions (discarded 270 similar events)
// Phase 1: matrix 976 rows 98 cols
[2022-05-20 09:11:54] [INFO ] Computed 22 place invariants in 12 ms
[2022-05-20 09:11:55] [INFO ] Implicit Places using invariants in 638 ms returned []
[2022-05-20 09:11:55] [INFO ] Flow matrix only has 976 transitions (discarded 270 similar events)
// Phase 1: matrix 976 rows 98 cols
[2022-05-20 09:11:55] [INFO ] Computed 22 place invariants in 8 ms
[2022-05-20 09:11:55] [INFO ] State equation strengthened by 465 read => feed constraints.
[2022-05-20 09:11:57] [INFO ] Implicit Places using invariants and state equation in 1865 ms returned []
Implicit Place search using SMT with State Equation took 2518 ms to find 0 implicit places.
[2022-05-20 09:11:57] [INFO ] Redundant transitions in 31 ms returned []
[2022-05-20 09:11:57] [INFO ] Flow matrix only has 976 transitions (discarded 270 similar events)
// Phase 1: matrix 976 rows 98 cols
[2022-05-20 09:11:57] [INFO ] Computed 22 place invariants in 12 ms
[2022-05-20 09:11:58] [INFO ] Dead Transitions using invariants and state equation in 1637 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 : 98/132 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 58 ms. Remains 85 /98 variables (removed 13) and now considering 705/747 (removed 42) transitions.
[2022-05-20 09:11:58] [INFO ] Flow matrix only has 560 transitions (discarded 145 similar events)
// Phase 1: matrix 560 rows 85 cols
[2022-05-20 09:11:58] [INFO ] Computed 22 place invariants in 4 ms
[2022-05-20 09:11:59] [INFO ] Implicit Places using invariants in 245 ms returned []
[2022-05-20 09:11:59] [INFO ] Flow matrix only has 560 transitions (discarded 145 similar events)
// Phase 1: matrix 560 rows 85 cols
[2022-05-20 09:11:59] [INFO ] Computed 22 place invariants in 4 ms
[2022-05-20 09:11:59] [INFO ] State equation strengthened by 257 read => feed constraints.
[2022-05-20 09:12:00] [INFO ] Implicit Places using invariants and state equation in 880 ms returned []
Implicit Place search using SMT with State Equation took 1127 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 85/132 places, 705/1280 transitions.
Finished structural reductions, in 2 iterations. Remains : 85/132 places, 705/1280 transitions.
Stuttering acceptance computed with spot in 83 ms :[(NOT p1), (NOT p0)]
Running random walk in product with property : SimpleLoadBal-PT-15-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}]], initial=0, aps=[p1:(AND (EQ s62 1) (EQ s72 1) (EQ s82 1)), p0:(AND (EQ s59 1) (EQ s70 1) (EQ s79 1))], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 51 reset in 902 ms.
Stack based approach found an accepted trace after 72 steps with 0 reset with depth 73 and stack size 73 in 1 ms.
FORMULA SimpleLoadBal-PT-15-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property SimpleLoadBal-PT-15-LTLFireability-15 finished in 6508 ms.
All properties solved by simple procedures.
Total runtime 64890 ms.

BK_STOP 1653037921188

--------------------
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-15"
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-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 r240-smll-165303241300028"
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 ;