fond
Model Checking Contest 2021
11th edition, Paris, France, June 23, 2021
Execution of r064-tall-162038396600069
Last Updated
Jun 28, 2021

About the Execution of ITS-Tools for DES-PT-10a

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
5876.684 807161.00 2514833.00 2364.30 FFFTFTTTFTFFTFFF normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2021-input.r064-tall-162038396600069.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2021-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
.............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is DES-PT-10a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r064-tall-162038396600069
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 376K
-rw-r--r-- 1 mcc users 12K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 107K May 5 16:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.2K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 66K May 5 16:58 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.0K Mar 28 15:55 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Mar 28 15:55 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Mar 28 15:55 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 28 15:55 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Mar 23 03:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 22K Mar 23 03:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 22 12:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 14K Mar 22 12:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Mar 22 09:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Mar 22 09:10 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 4 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 43K May 5 16:51 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 DES-PT-10a-00
FORMULA_NAME DES-PT-10a-01
FORMULA_NAME DES-PT-10a-02
FORMULA_NAME DES-PT-10a-03
FORMULA_NAME DES-PT-10a-04
FORMULA_NAME DES-PT-10a-05
FORMULA_NAME DES-PT-10a-06
FORMULA_NAME DES-PT-10a-07
FORMULA_NAME DES-PT-10a-08
FORMULA_NAME DES-PT-10a-09
FORMULA_NAME DES-PT-10a-10
FORMULA_NAME DES-PT-10a-11
FORMULA_NAME DES-PT-10a-12
FORMULA_NAME DES-PT-10a-13
FORMULA_NAME DES-PT-10a-14
FORMULA_NAME DES-PT-10a-15

=== Now, execution of the tool begins

BK_START 1620466475217

Running Version 0
[2021-05-08 09:34:38] [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]
[2021-05-08 09:34:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-08 09:34:38] [INFO ] Load time of PNML (sax parser for PT used): 48 ms
[2021-05-08 09:34:38] [INFO ] Transformed 155 places.
[2021-05-08 09:34:38] [INFO ] Transformed 112 transitions.
[2021-05-08 09:34:38] [INFO ] Found NUPN structural information;
[2021-05-08 09:34:38] [INFO ] Parsed PT model containing 155 places and 112 transitions in 92 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 14 transitions
Reduce redundant transitions removed 14 transitions.
Support contains 57 out of 155 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 155/155 places, 98/98 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 154 transition count 97
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 154 transition count 97
Applied a total of 2 rules in 23 ms. Remains 154 /155 variables (removed 1) and now considering 97/98 (removed 1) transitions.
// Phase 1: matrix 97 rows 154 cols
[2021-05-08 09:34:38] [INFO ] Computed 59 place invariants in 23 ms
[2021-05-08 09:34:38] [INFO ] Implicit Places using invariants in 185 ms returned [52]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 216 ms to find 1 implicit places.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:34:38] [INFO ] Computed 58 place invariants in 7 ms
[2021-05-08 09:34:38] [INFO ] Dead Transitions using invariants and state equation in 81 ms returned []
Starting structural reductions, iteration 1 : 153/155 places, 97/98 transitions.
Applied a total of 0 rules in 6 ms. Remains 153 /153 variables (removed 0) and now considering 97/97 (removed 0) transitions.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:34:38] [INFO ] Computed 58 place invariants in 5 ms
[2021-05-08 09:34:38] [INFO ] Dead Transitions using invariants and state equation in 91 ms returned []
Finished structural reductions, in 2 iterations. Remains : 153/155 places, 97/98 transitions.
[2021-05-08 09:34:39] [INFO ] Initial state reduction rules for LTL removed 2 formulas.
[2021-05-08 09:34:39] [INFO ] Flatten gal took : 71 ms
FORMULA DES-PT-10a-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-10a-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2021-05-08 09:34:39] [INFO ] Flatten gal took : 17 ms
[2021-05-08 09:34:39] [INFO ] Input system was already deterministic with 97 transitions.
Incomplete random walk after 100000 steps, including 2201 resets, run finished after 387 ms. (steps per millisecond=258 ) properties (out of 33) seen :29
Running SMT prover for 4 properties.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:34:39] [INFO ] Computed 58 place invariants in 3 ms
[2021-05-08 09:34:39] [INFO ] [Real]Absence check using 33 positive place invariants in 5 ms returned sat
[2021-05-08 09:34:39] [INFO ] [Real]Absence check using 33 positive and 25 generalized place invariants in 8 ms returned sat
[2021-05-08 09:34:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-08 09:34:39] [INFO ] [Real]Absence check using state equation in 65 ms returned sat
[2021-05-08 09:34:39] [INFO ] Solution in real domain found non-integer solution.
[2021-05-08 09:34:39] [INFO ] [Nat]Absence check using 33 positive place invariants in 8 ms returned sat
[2021-05-08 09:34:39] [INFO ] [Nat]Absence check using 33 positive and 25 generalized place invariants in 39 ms returned sat
[2021-05-08 09:34:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-08 09:34:39] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2021-05-08 09:34:39] [INFO ] Computed and/alt/rep : 89/267/89 causal constraints (skipped 7 transitions) in 23 ms.
[2021-05-08 09:34:40] [INFO ] Added : 71 causal constraints over 15 iterations in 218 ms. Result :sat
[2021-05-08 09:34:40] [INFO ] [Real]Absence check using 33 positive place invariants in 7 ms returned sat
[2021-05-08 09:34:40] [INFO ] [Real]Absence check using 33 positive and 25 generalized place invariants in 5 ms returned sat
[2021-05-08 09:34:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-08 09:34:40] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2021-05-08 09:34:40] [INFO ] Solution in real domain found non-integer solution.
[2021-05-08 09:34:40] [INFO ] [Nat]Absence check using 33 positive place invariants in 8 ms returned sat
[2021-05-08 09:34:40] [INFO ] [Nat]Absence check using 33 positive and 25 generalized place invariants in 18 ms returned sat
[2021-05-08 09:34:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-08 09:34:40] [INFO ] [Nat]Absence check using state equation in 39 ms returned sat
[2021-05-08 09:34:40] [INFO ] Computed and/alt/rep : 89/267/89 causal constraints (skipped 7 transitions) in 8 ms.
[2021-05-08 09:34:40] [INFO ] Added : 70 causal constraints over 14 iterations in 141 ms. Result :sat
[2021-05-08 09:34:40] [INFO ] [Real]Absence check using 33 positive place invariants in 5 ms returned sat
[2021-05-08 09:34:40] [INFO ] [Real]Absence check using 33 positive and 25 generalized place invariants in 5 ms returned sat
[2021-05-08 09:34:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-08 09:34:40] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2021-05-08 09:34:40] [INFO ] Solution in real domain found non-integer solution.
[2021-05-08 09:34:40] [INFO ] [Nat]Absence check using 33 positive place invariants in 5 ms returned sat
[2021-05-08 09:34:40] [INFO ] [Nat]Absence check using 33 positive and 25 generalized place invariants in 41 ms returned sat
[2021-05-08 09:34:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-08 09:34:40] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2021-05-08 09:34:40] [INFO ] Computed and/alt/rep : 89/267/89 causal constraints (skipped 7 transitions) in 8 ms.
[2021-05-08 09:34:40] [INFO ] Deduced a trap composed of 11 places in 57 ms of which 4 ms to minimize.
[2021-05-08 09:34:40] [INFO ] Deduced a trap composed of 13 places in 24 ms of which 0 ms to minimize.
[2021-05-08 09:34:40] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 113 ms
[2021-05-08 09:34:40] [INFO ] Added : 55 causal constraints over 11 iterations in 239 ms. Result :sat
[2021-05-08 09:34:40] [INFO ] [Real]Absence check using 33 positive place invariants in 5 ms returned sat
[2021-05-08 09:34:40] [INFO ] [Real]Absence check using 33 positive and 25 generalized place invariants in 5 ms returned sat
[2021-05-08 09:34:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-08 09:34:40] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2021-05-08 09:34:40] [INFO ] Solution in real domain found non-integer solution.
[2021-05-08 09:34:40] [INFO ] [Nat]Absence check using 33 positive place invariants in 9 ms returned sat
[2021-05-08 09:34:40] [INFO ] [Nat]Absence check using 33 positive and 25 generalized place invariants in 37 ms returned sat
[2021-05-08 09:34:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-08 09:34:40] [INFO ] [Nat]Absence check using state equation in 59 ms returned sat
[2021-05-08 09:34:41] [INFO ] Computed and/alt/rep : 89/267/89 causal constraints (skipped 7 transitions) in 7 ms.
[2021-05-08 09:34:41] [INFO ] Deduced a trap composed of 12 places in 54 ms of which 1 ms to minimize.
[2021-05-08 09:34:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 67 ms
[2021-05-08 09:34:41] [INFO ] Added : 81 causal constraints over 17 iterations in 220 ms. Result :sat
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(F((G(p1)&&p0)))], workingDir=/home/mcc/execution]
Support contains 5 out of 153 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 153/153 places, 97/97 transitions.
Applied a total of 0 rules in 18 ms. Remains 153 /153 variables (removed 0) and now considering 97/97 (removed 0) transitions.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:34:41] [INFO ] Computed 58 place invariants in 10 ms
[2021-05-08 09:34:41] [INFO ] Implicit Places using invariants in 117 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:34:41] [INFO ] Computed 58 place invariants in 2 ms
[2021-05-08 09:34:41] [INFO ] Implicit Places using invariants and state equation in 122 ms returned []
Implicit Place search using SMT with State Equation took 240 ms to find 0 implicit places.
[2021-05-08 09:34:41] [INFO ] Redundant transitions in 2 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:34:41] [INFO ] Computed 58 place invariants in 9 ms
[2021-05-08 09:34:41] [INFO ] Dead Transitions using invariants and state equation in 63 ms returned []
Finished structural reductions, in 1 iterations. Remains : 153/153 places, 97/97 transitions.
Stuttering acceptance computed with spot in 174 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : DES-PT-10a-00 automaton TGBA [mat=[[{ cond=(OR (NOT p0) (NOT p1)), acceptance={0} source=0 dest: 0}, { cond=(AND p0 p1), acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 0}, { cond=p1, acceptance={} source=1 dest: 1}]], initial=0, aps=[p0:(AND (EQ s76 1) (EQ s78 1) (EQ s135 1)), p1:(AND (EQ s131 1) (EQ s140 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 34 steps with 0 reset in 3 ms.
FORMULA DES-PT-10a-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-10a-00 finished in 547 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !((F(p0)&&G((F(G(p1))&&F(p2)))))], workingDir=/home/mcc/execution]
Support contains 5 out of 153 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 153/153 places, 97/97 transitions.
Applied a total of 0 rules in 8 ms. Remains 153 /153 variables (removed 0) and now considering 97/97 (removed 0) transitions.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:34:41] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:34:41] [INFO ] Implicit Places using invariants in 75 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:34:41] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:34:42] [INFO ] Implicit Places using invariants and state equation in 146 ms returned []
Implicit Place search using SMT with State Equation took 223 ms to find 0 implicit places.
[2021-05-08 09:34:42] [INFO ] Redundant transitions in 2 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:34:42] [INFO ] Computed 58 place invariants in 11 ms
[2021-05-08 09:34:42] [INFO ] Dead Transitions using invariants and state equation in 84 ms returned []
Finished structural reductions, in 1 iterations. Remains : 153/153 places, 97/97 transitions.
Stuttering acceptance computed with spot in 143 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (NOT p2), (OR (NOT p1) (NOT p2))]
Running random walk in product with property : DES-PT-10a-01 automaton TGBA [mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}, { cond=(NOT p2), acceptance={} source=0 dest: 3}, { cond=true, acceptance={} source=0 dest: 4}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}, { cond=p1, acceptance={} source=2 dest: 2}], [{ cond=(NOT p2), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={} source=4 dest: 2}, { cond=(NOT p2), acceptance={} source=4 dest: 3}, { cond=true, acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(AND (EQ s14 1) (EQ s148 1)), p1:(AND (EQ s62 1) (EQ s64 1)), p2:(AND (EQ s52 1) (EQ s62 1) (EQ s64 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null, null][true, true, true, true, true]]
Stuttering criterion allowed to conclude after 81 steps with 1 reset in 2 ms.
FORMULA DES-PT-10a-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-10a-01 finished in 487 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !((F(p0)||G((X(X(G(p2)))&&p1))))], workingDir=/home/mcc/execution]
Support contains 8 out of 153 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 153/153 places, 97/97 transitions.
Applied a total of 0 rules in 3 ms. Remains 153 /153 variables (removed 0) and now considering 97/97 (removed 0) transitions.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:34:42] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:34:42] [INFO ] Implicit Places using invariants in 81 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:34:42] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:34:42] [INFO ] Implicit Places using invariants and state equation in 123 ms returned []
Implicit Place search using SMT with State Equation took 205 ms to find 0 implicit places.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:34:42] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:34:42] [INFO ] Dead Transitions using invariants and state equation in 63 ms returned []
Finished structural reductions, in 1 iterations. Remains : 153/153 places, 97/97 transitions.
Stuttering acceptance computed with spot in 111 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0)]
Running random walk in product with property : DES-PT-10a-02 automaton TGBA [mat=[[{ cond=(AND (NOT p0) p1 p2), acceptance={} source=0 dest: 0}, { cond=(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}]], initial=2, aps=[p0:(AND (NEQ s51 0) (NEQ s144 0) (OR (NEQ s49 1) (NEQ s133 1))), p1:(AND (EQ s85 1) (EQ s102 1)), p2:(AND (EQ s15 1) (EQ s148 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 297 steps with 19 reset in 7 ms.
FORMULA DES-PT-10a-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-10a-02 finished in 406 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(F((G(F(p0))||G(p1))))], workingDir=/home/mcc/execution]
Support contains 6 out of 153 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 153/153 places, 97/97 transitions.
Applied a total of 0 rules in 12 ms. Remains 153 /153 variables (removed 0) and now considering 97/97 (removed 0) transitions.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:34:42] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:34:42] [INFO ] Implicit Places using invariants in 74 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:34:42] [INFO ] Computed 58 place invariants in 2 ms
[2021-05-08 09:34:42] [INFO ] Implicit Places using invariants and state equation in 123 ms returned []
Implicit Place search using SMT with State Equation took 215 ms to find 0 implicit places.
[2021-05-08 09:34:42] [INFO ] Redundant transitions in 1 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:34:42] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:34:42] [INFO ] Dead Transitions using invariants and state equation in 61 ms returned []
Finished structural reductions, in 1 iterations. Remains : 153/153 places, 97/97 transitions.
Stuttering acceptance computed with spot in 49 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DES-PT-10a-03 automaton TGBA [mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 1}]], initial=0, aps=[p1:(AND (EQ s85 1) (EQ s102 1) (EQ s42 1) (EQ s54 1)), p0:(OR (NEQ s36 1) (NEQ s45 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 2241 reset in 321 ms.
Product exploration explored 100000 steps with 2250 reset in 274 ms.
Knowledge obtained : [(NOT p1), p0]
Stuttering acceptance computed with spot in 45 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 2217 reset in 239 ms.
Product exploration explored 100000 steps with 2210 reset in 257 ms.
[2021-05-08 09:34:44] [INFO ] Flatten gal took : 13 ms
[2021-05-08 09:34:44] [INFO ] Flatten gal took : 37 ms
[2021-05-08 09:34:44] [INFO ] Time to serialize gal into /tmp/LTL11818841199309245091.gal : 5 ms
[2021-05-08 09:34:44] [INFO ] Time to serialize properties into /tmp/LTL12073411396861455868.ltl : 1 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /tmp/LTL11818841199309245091.gal, -t, CGAL, -LTL, /tmp/LTL12073411396861455868.ltl, -c, -stutter-deadlock, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL11818841199309245091.gal -t CGAL -LTL /tmp/LTL12073411396861455868.ltl -c -stutter-deadlock --gen-order FOLLOW
Read 1 LTL properties
Checking formula 0 : !((F((G(F("((p36!=1)||(p45!=1))")))||(G("((((p86==1)&&(p103==1))&&(p42==1))&&(p55==1))")))))
Formula 0 simplified : !F(GF"((p36!=1)||(p45!=1))" | G"((((p86==1)&&(p103==1))&&(p42==1))&&(p55==1))")
Detected timeout of ITS tools.
[2021-05-08 09:34:59] [INFO ] Flatten gal took : 10 ms
[2021-05-08 09:34:59] [INFO ] Applying decomposition
[2021-05-08 09:34:59] [INFO ] Flatten gal took : 10 ms
Converted graph to binary with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202104292328/bin/convert-linux64, -i, /tmp/graph10898617052547827668.txt, -o, /tmp/graph10898617052547827668.bin, -w, /tmp/graph10898617052547827668.weights], workingDir=null]
Built communities with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202104292328/bin/louvain-linux64, /tmp/graph10898617052547827668.bin, -l, -1, -v, -w, /tmp/graph10898617052547827668.weights, -q, 0, -e, 0.001], workingDir=null]
[2021-05-08 09:34:59] [INFO ] Decomposing Gal with order
[2021-05-08 09:34:59] [INFO ] Rewriting arrays to variables to allow decomposition.
[2021-05-08 09:34:59] [INFO ] Removed a total of 14 redundant transitions.
[2021-05-08 09:34:59] [INFO ] Flatten gal took : 37 ms
[2021-05-08 09:34:59] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 4 ms.
[2021-05-08 09:34:59] [INFO ] Time to serialize gal into /tmp/LTL3010273165771037734.gal : 5 ms
[2021-05-08 09:34:59] [INFO ] Time to serialize properties into /tmp/LTL5460574638427273765.ltl : 1 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /tmp/LTL3010273165771037734.gal, -t, CGAL, -LTL, /tmp/LTL5460574638427273765.ltl, -c, -stutter-deadlock], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL3010273165771037734.gal -t CGAL -LTL /tmp/LTL5460574638427273765.ltl -c -stutter-deadlock
Read 1 LTL properties
Checking formula 0 : !((F((G(F("((i2.u2.p36!=1)||(i2.u2.p45!=1))")))||(G("((((i9.u19.p86==1)&&(i9.u27.p103==1))&&(i0.u0.p42==1))&&(i0.u6.p55==1))")))))
Formula 0 simplified : !F(GF"((i2.u2.p36!=1)||(i2.u2.p45!=1))" | G"((((i9.u19.p86==1)&&(i9.u27.p103==1))&&(i0.u0.p42==1))&&(i0.u6.p55==1))")
Reverse transition relation is NOT exact ! Due to transitions t1, t57, t58, t90, u12.t50, u13.t11, u47.t5, u47.t21, i0.u0.t10, i0.u6.t95, i1.t94, i1.t88, i1.t0, i1.u1.t9, i2.u2.t8, i2.u2.t31, i2.u2.t35, i2.u2.t36, i2.u2.t37, i2.u2.t38, i2.u2.t39, i2.u2.t40, i13.t4, i13.t3, i13.i1.t67, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/72/25/97
Computing Next relation with stutter on 184834 deadlock states
Detected timeout of ITS tools.
Built C files in :
/tmp/ltsmin13135287254294087462
[2021-05-08 09:35:14] [INFO ] Built C files in 17ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13135287254294087462
Running compilation step : CommandLine [args=[gcc, -c, -I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202104292328/bin/include/, -I., -std=c99, -fPIC, -O2, model.c], workingDir=/tmp/ltsmin13135287254294087462]
Compilation finished in 576 ms.
Running link step : CommandLine [args=[gcc, -shared, -o, gal.so, model.o], workingDir=/tmp/ltsmin13135287254294087462]
Link finished in 47 ms.
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202104292328/bin/pins2lts-mc-linux64, ./gal.so, --threads=8, --when, --ltl, <>(([](<>((LTLAPp0==true)))||[]((LTLAPp1==true)))), --buchi-type=spotba], workingDir=/tmp/ltsmin13135287254294087462]
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Treatment of property DES-PT-10a-03 finished in 46942 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(X(X(((X(p1)&&(G(p2)||G(p1)))||p0))))], workingDir=/home/mcc/execution]
Support contains 5 out of 153 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 153/153 places, 97/97 transitions.
Applied a total of 0 rules in 2 ms. Remains 153 /153 variables (removed 0) and now considering 97/97 (removed 0) transitions.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:35:29] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:35:29] [INFO ] Implicit Places using invariants in 89 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:35:29] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:35:29] [INFO ] Implicit Places using invariants and state equation in 141 ms returned []
Implicit Place search using SMT with State Equation took 231 ms to find 0 implicit places.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:35:29] [INFO ] Computed 58 place invariants in 0 ms
[2021-05-08 09:35:29] [INFO ] Dead Transitions using invariants and state equation in 66 ms returned []
Finished structural reductions, in 1 iterations. Remains : 153/153 places, 97/97 transitions.
Stuttering acceptance computed with spot in 195 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), true, (NOT p1), (NOT p2), (NOT p1), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : DES-PT-10a-05 automaton TGBA [mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p0) p2), acceptance={} source=2 dest: 4}, { cond=(AND (NOT p0) p2 (NOT p1)), acceptance={} source=2 dest: 5}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=2 dest: 6}, { cond=(AND (NOT p0) p2 p1), acceptance={} source=2 dest: 7}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={} source=4 dest: 3}], [{ cond=(NOT p2), acceptance={} source=5 dest: 3}, { cond=p2, acceptance={} source=5 dest: 5}], [{ cond=(NOT p1), acceptance={} source=6 dest: 3}, { cond=p1, acceptance={} source=6 dest: 6}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=7 dest: 3}, { cond=(AND p2 (NOT p1)), acceptance={} source=7 dest: 5}, { cond=(AND (NOT p2) p1), acceptance={} source=7 dest: 6}, { cond=(AND p2 p1), acceptance={} source=7 dest: 7}]], initial=0, aps=[p0:(OR (NEQ s26 1) (NEQ s69 1)), p2:(AND (NEQ s46 1) (OR (NEQ s26 1) (NEQ s69 1))), p1:(OR (NEQ s79 1) (NEQ s96 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 33333 reset in 282 ms.
Product exploration explored 100000 steps with 33333 reset in 292 ms.
Knowledge obtained : [p0, p2, p1]
Stuttering acceptance computed with spot in 186 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), true, (NOT p1), (NOT p2), (NOT p1), (AND (NOT p2) (NOT p1))]
Product exploration explored 100000 steps with 33333 reset in 243 ms.
Product exploration explored 100000 steps with 33333 reset in 297 ms.
Applying partial POR strategy [false, false, false, true, true, true, true, true]
Stuttering acceptance computed with spot in 189 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), true, (NOT p1), (NOT p2), (NOT p1), (AND (NOT p2) (NOT p1))]
Support contains 5 out of 153 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions, iteration 0 : 153/153 places, 97/97 transitions.
Applied a total of 0 rules in 12 ms. Remains 153 /153 variables (removed 0) and now considering 97/97 (removed 0) transitions.
[2021-05-08 09:35:31] [INFO ] Redundant transitions in 1 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:35:31] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:35:31] [INFO ] Dead Transitions using invariants and state equation in 59 ms returned []
Finished structural reductions, in 1 iterations. Remains : 153/153 places, 97/97 transitions.
Product exploration explored 100000 steps with 33333 reset in 271 ms.
Product exploration explored 100000 steps with 33333 reset in 278 ms.
[2021-05-08 09:35:32] [INFO ] Flatten gal took : 8 ms
[2021-05-08 09:35:32] [INFO ] Flatten gal took : 8 ms
[2021-05-08 09:35:32] [INFO ] Time to serialize gal into /tmp/LTL6710085220422968295.gal : 1 ms
[2021-05-08 09:35:32] [INFO ] Time to serialize properties into /tmp/LTL18431867074521257068.ltl : 1 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /tmp/LTL6710085220422968295.gal, -t, CGAL, -LTL, /tmp/LTL18431867074521257068.ltl, -c, -stutter-deadlock, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL6710085220422968295.gal -t CGAL -LTL /tmp/LTL18431867074521257068.ltl -c -stutter-deadlock --gen-order FOLLOW
Read 1 LTL properties
Checking formula 0 : !((X(X(("((p26!=1)||(p70!=1))")||((X("((p80!=1)||(p97!=1))"))&&((G("((p46!=1)&&((p26!=1)||(p70!=1)))"))||(G("((p80!=1)||(p97!=1))"))))))))
Formula 0 simplified : !XX("((p26!=1)||(p70!=1))" | (X"((p80!=1)||(p97!=1))" & (G"((p46!=1)&&((p26!=1)||(p70!=1)))" | G"((p80!=1)||(p97!=1))")))
Detected timeout of ITS tools.
[2021-05-08 09:35:47] [INFO ] Flatten gal took : 12 ms
[2021-05-08 09:35:47] [INFO ] Applying decomposition
[2021-05-08 09:35:47] [INFO ] Flatten gal took : 8 ms
Converted graph to binary with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202104292328/bin/convert-linux64, -i, /tmp/graph15447650915082177731.txt, -o, /tmp/graph15447650915082177731.bin, -w, /tmp/graph15447650915082177731.weights], workingDir=null]
Built communities with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202104292328/bin/louvain-linux64, /tmp/graph15447650915082177731.bin, -l, -1, -v, -w, /tmp/graph15447650915082177731.weights, -q, 0, -e, 0.001], workingDir=null]
[2021-05-08 09:35:47] [INFO ] Decomposing Gal with order
[2021-05-08 09:35:47] [INFO ] Rewriting arrays to variables to allow decomposition.
[2021-05-08 09:35:47] [INFO ] Removed a total of 14 redundant transitions.
[2021-05-08 09:35:47] [INFO ] Flatten gal took : 14 ms
[2021-05-08 09:35:47] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2021-05-08 09:35:47] [INFO ] Time to serialize gal into /tmp/LTL2754791526453062153.gal : 3 ms
[2021-05-08 09:35:47] [INFO ] Time to serialize properties into /tmp/LTL15115367082575956966.ltl : 0 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /tmp/LTL2754791526453062153.gal, -t, CGAL, -LTL, /tmp/LTL15115367082575956966.ltl, -c, -stutter-deadlock], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL2754791526453062153.gal -t CGAL -LTL /tmp/LTL15115367082575956966.ltl -c -stutter-deadlock
Read 1 LTL properties
Checking formula 0 : !((X(X(("((u12.p26!=1)||(u12.p70!=1))")||((X("((i8.u16.p80!=1)||(i8.u24.p97!=1))"))&&((G("((i2.u2.p46!=1)&&((u12.p26!=1)||(u12.p70!=1)))"))||(G("((i8.u16.p80!=1)||(i8.u24.p97!=1))"))))))))
Formula 0 simplified : !XX("((u12.p26!=1)||(u12.p70!=1))" | (X"((i8.u16.p80!=1)||(i8.u24.p97!=1))" & (G"((i2.u2.p46!=1)&&((u12.p26!=1)||(u12.p70!=1)))" | G"((i8.u16.p80!=1)||(i8.u24.p97!=1))")))
Reverse transition relation is NOT exact ! Due to transitions t1, t57, t58, t90, u12.t50, u13.t11, u47.t5, u47.t21, i0.u0.t10, i0.u6.t95, i1.t94, i1.t88, i1.t0, i1.u1.t9, i2.u2.t8, i2.u2.t31, i2.u2.t35, i2.u2.t36, i2.u2.t37, i2.u2.t38, i2.u2.t39, i2.u2.t40, i13.t4, i13.t3, i13.i1.t67, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/72/25/97
Computing Next relation with stutter on 184834 deadlock states
3 unique states visited
0 strongly connected components in search stack
2 transitions explored
3 items max in DFS search stack
204 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,2.06219,82412,1,0,156814,8763,1619,221867,1207,37959,185689
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA DES-PT-10a-05 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Treatment of property DES-PT-10a-05 finished in 20357 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(F((X(p0)||(p1&&X(p2)))))], workingDir=/home/mcc/execution]
Support contains 6 out of 153 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 153/153 places, 97/97 transitions.
Applied a total of 0 rules in 2 ms. Remains 153 /153 variables (removed 0) and now considering 97/97 (removed 0) transitions.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:35:49] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:35:50] [INFO ] Implicit Places using invariants in 96 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:35:50] [INFO ] Computed 58 place invariants in 5 ms
[2021-05-08 09:35:50] [INFO ] Implicit Places using invariants and state equation in 132 ms returned []
Implicit Place search using SMT with State Equation took 230 ms to find 0 implicit places.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:35:50] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:35:50] [INFO ] Dead Transitions using invariants and state equation in 69 ms returned []
Finished structural reductions, in 1 iterations. Remains : 153/153 places, 97/97 transitions.
Stuttering acceptance computed with spot in 125 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Running random walk in product with property : DES-PT-10a-06 automaton TGBA [mat=[[{ cond=p1, acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(AND p1 (NOT p0) (NOT p2)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={0} source=1 dest: 2}], [{ cond=(AND p1 (NOT p0)), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(OR (NEQ s31 1) (NEQ s45 1)), p0:(OR (NEQ s58 1) (NEQ s60 1)), p2:(OR (NEQ s89 1) (NEQ s106 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 288 ms.
Product exploration explored 100000 steps with 50000 reset in 300 ms.
Knowledge obtained : [p1, p0, p2]
Stuttering acceptance computed with spot in 85 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Product exploration explored 100000 steps with 50000 reset in 286 ms.
Product exploration explored 100000 steps with 50000 reset in 297 ms.
[2021-05-08 09:35:51] [INFO ] Flatten gal took : 7 ms
[2021-05-08 09:35:51] [INFO ] Flatten gal took : 7 ms
[2021-05-08 09:35:51] [INFO ] Time to serialize gal into /tmp/LTL5266002377998977506.gal : 1 ms
[2021-05-08 09:35:51] [INFO ] Time to serialize properties into /tmp/LTL16354288734944793377.ltl : 1 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /tmp/LTL5266002377998977506.gal, -t, CGAL, -LTL, /tmp/LTL16354288734944793377.ltl, -c, -stutter-deadlock, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL5266002377998977506.gal -t CGAL -LTL /tmp/LTL16354288734944793377.ltl -c -stutter-deadlock --gen-order FOLLOW
Read 1 LTL properties
Checking formula 0 : !((F((X("((p59!=1)||(p61!=1))"))||((X("((p90!=1)||(p107!=1))"))&&("((p31!=1)||(p45!=1))")))))
Formula 0 simplified : !F(X"((p59!=1)||(p61!=1))" | ("((p31!=1)||(p45!=1))" & X"((p90!=1)||(p107!=1))"))
Detected timeout of ITS tools.
[2021-05-08 09:36:06] [INFO ] Flatten gal took : 6 ms
[2021-05-08 09:36:06] [INFO ] Applying decomposition
[2021-05-08 09:36:06] [INFO ] Flatten gal took : 6 ms
Converted graph to binary with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202104292328/bin/convert-linux64, -i, /tmp/graph5045946829642678227.txt, -o, /tmp/graph5045946829642678227.bin, -w, /tmp/graph5045946829642678227.weights], workingDir=null]
Built communities with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202104292328/bin/louvain-linux64, /tmp/graph5045946829642678227.bin, -l, -1, -v, -w, /tmp/graph5045946829642678227.weights, -q, 0, -e, 0.001], workingDir=null]
[2021-05-08 09:36:06] [INFO ] Decomposing Gal with order
[2021-05-08 09:36:06] [INFO ] Rewriting arrays to variables to allow decomposition.
[2021-05-08 09:36:06] [INFO ] Removed a total of 14 redundant transitions.
[2021-05-08 09:36:06] [INFO ] Flatten gal took : 11 ms
[2021-05-08 09:36:06] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2021-05-08 09:36:06] [INFO ] Time to serialize gal into /tmp/LTL11808440734332427595.gal : 1 ms
[2021-05-08 09:36:06] [INFO ] Time to serialize properties into /tmp/LTL6450021805935044056.ltl : 0 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /tmp/LTL11808440734332427595.gal, -t, CGAL, -LTL, /tmp/LTL6450021805935044056.ltl, -c, -stutter-deadlock], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL11808440734332427595.gal -t CGAL -LTL /tmp/LTL6450021805935044056.ltl -c -stutter-deadlock
Read 1 LTL properties
Checking formula 0 : !((F((X("((i2.u7.p59!=1)||(i2.u8.p61!=1))"))||((X("((i12.u21.p90!=1)||(i12.u29.p107!=1))"))&&("((i0.u2.p31!=1)||(i0.u2.p45!=1))")))))
Formula 0 simplified : !F(X"((i2.u7.p59!=1)||(i2.u8.p61!=1))" | ("((i0.u2.p31!=1)||(i0.u2.p45!=1))" & X"((i12.u21.p90!=1)||(i12.u29.p107!=1))"))
Reverse transition relation is NOT exact ! Due to transitions t1, t57, t58, t90, u12.t50, u13.t11, u47.t5, u47.t21, i0.u2.t8, i0.u2.t31, i0.u2.t35, i0.u2.t36, i0.u2.t37, i0.u2.t38, i0.u2.t39, i0.u2.t40, i1.u0.t10, i1.u6.t95, i2.t94, i2.t88, i2.t0, i2.u1.t9, i13.t4, i13.t3, i13.i1.t67, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/72/25/97
Computing Next relation with stutter on 184834 deadlock states
2 unique states visited
0 strongly connected components in search stack
1 transitions explored
2 items max in DFS search stack
204 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,2.05883,83140,1,0,158478,8227,1612,226479,1221,33250,186532
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA DES-PT-10a-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Treatment of property DES-PT-10a-06 finished in 19281 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(G(F(p0)))], workingDir=/home/mcc/execution]
Support contains 2 out of 153 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 153/153 places, 97/97 transitions.
Applied a total of 0 rules in 7 ms. Remains 153 /153 variables (removed 0) and now considering 97/97 (removed 0) transitions.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:36:09] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:36:09] [INFO ] Implicit Places using invariants in 77 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:36:09] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:36:09] [INFO ] Implicit Places using invariants and state equation in 117 ms returned []
Implicit Place search using SMT with State Equation took 196 ms to find 0 implicit places.
[2021-05-08 09:36:09] [INFO ] Redundant transitions in 1 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:36:09] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:36:09] [INFO ] Dead Transitions using invariants and state equation in 60 ms returned []
Finished structural reductions, in 1 iterations. Remains : 153/153 places, 97/97 transitions.
Stuttering acceptance computed with spot in 48 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DES-PT-10a-07 automaton TGBA [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:(OR (NEQ s49 1) (NEQ s133 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 7765 reset in 298 ms.
Product exploration explored 100000 steps with 7650 reset in 228 ms.
Knowledge obtained : [p0]
Stuttering acceptance computed with spot in 42 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 7640 reset in 207 ms.
Product exploration explored 100000 steps with 7711 reset in 231 ms.
[2021-05-08 09:36:10] [INFO ] Flatten gal took : 6 ms
[2021-05-08 09:36:10] [INFO ] Flatten gal took : 6 ms
[2021-05-08 09:36:10] [INFO ] Time to serialize gal into /tmp/LTL13844385134028610140.gal : 1 ms
[2021-05-08 09:36:10] [INFO ] Time to serialize properties into /tmp/LTL6042666807223874430.ltl : 0 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /tmp/LTL13844385134028610140.gal, -t, CGAL, -LTL, /tmp/LTL6042666807223874430.ltl, -c, -stutter-deadlock, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL13844385134028610140.gal -t CGAL -LTL /tmp/LTL6042666807223874430.ltl -c -stutter-deadlock --gen-order FOLLOW
Read 1 LTL properties
Checking formula 0 : !((G(F("((p49!=1)||(p134!=1))"))))
Formula 0 simplified : !GF"((p49!=1)||(p134!=1))"
Detected timeout of ITS tools.
[2021-05-08 09:36:25] [INFO ] Flatten gal took : 7 ms
[2021-05-08 09:36:25] [INFO ] Applying decomposition
[2021-05-08 09:36:25] [INFO ] Flatten gal took : 6 ms
Converted graph to binary with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202104292328/bin/convert-linux64, -i, /tmp/graph542250357128909886.txt, -o, /tmp/graph542250357128909886.bin, -w, /tmp/graph542250357128909886.weights], workingDir=null]
Built communities with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202104292328/bin/louvain-linux64, /tmp/graph542250357128909886.bin, -l, -1, -v, -w, /tmp/graph542250357128909886.weights, -q, 0, -e, 0.001], workingDir=null]
[2021-05-08 09:36:25] [INFO ] Decomposing Gal with order
[2021-05-08 09:36:25] [INFO ] Rewriting arrays to variables to allow decomposition.
[2021-05-08 09:36:25] [INFO ] Removed a total of 14 redundant transitions.
[2021-05-08 09:36:25] [INFO ] Flatten gal took : 9 ms
[2021-05-08 09:36:25] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2021-05-08 09:36:25] [INFO ] Time to serialize gal into /tmp/LTL8538092146931731220.gal : 2 ms
[2021-05-08 09:36:25] [INFO ] Time to serialize properties into /tmp/LTL2440835103334491376.ltl : 1 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /tmp/LTL8538092146931731220.gal, -t, CGAL, -LTL, /tmp/LTL2440835103334491376.ltl, -c, -stutter-deadlock], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL8538092146931731220.gal -t CGAL -LTL /tmp/LTL2440835103334491376.ltl -c -stutter-deadlock
Read 1 LTL properties
Checking formula 0 : !((G(F("((i13.i0.u3.p49!=1)||(i13.i0.u43.p134!=1))"))))
Formula 0 simplified : !GF"((i13.i0.u3.p49!=1)||(i13.i0.u43.p134!=1))"
Reverse transition relation is NOT exact ! Due to transitions t1, t57, t58, t90, u12.t50, u13.t11, u47.t5, u47.t21, i0.u2.t8, i0.u2.t31, i0.u2.t35, i0.u2.t36, i0.u2.t37, i0.u2.t38, i0.u2.t39, i0.u2.t40, i1.t94, i1.t88, i1.t0, i1.u1.t9, i3.u0.t10, i3.u6.t95, i13.t4, i13.t3, i13.i1.t67, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/72/25/97
Computing Next relation with stutter on 184834 deadlock states
94 unique states visited
0 strongly connected components in search stack
118 transitions explored
60 items max in DFS search stack
876 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,8.78502,293708,1,0,738096,9705,1782,704652,1269,43521,756790
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA DES-PT-10a-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
ITS tools runner thread asked to quit. Dying gracefully.
Treatment of property DES-PT-10a-07 finished in 26716 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !((G(p0) U X((p1 U (p2||X(X(!p0)))))))], workingDir=/home/mcc/execution]
Support contains 8 out of 153 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 153/153 places, 97/97 transitions.
Applied a total of 0 rules in 4 ms. Remains 153 /153 variables (removed 0) and now considering 97/97 (removed 0) transitions.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:36:35] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:36:36] [INFO ] Implicit Places using invariants in 69 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:36:36] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:36:36] [INFO ] Implicit Places using invariants and state equation in 124 ms returned []
Implicit Place search using SMT with State Equation took 194 ms to find 0 implicit places.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:36:36] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:36:36] [INFO ] Dead Transitions using invariants and state equation in 60 ms returned []
Finished structural reductions, in 1 iterations. Remains : 153/153 places, 97/97 transitions.
Stuttering acceptance computed with spot in 359 ms :[(AND p0 (NOT p2)), (AND p0 (NOT p2)), (AND p0 (NOT p2)), p0, (AND p0 (NOT p2)), p0, true, (AND p0 (NOT p2)), false, (AND p0 (NOT p2)), p0, (AND p0 (NOT p2)), false, false, (NOT p0)]
Running random walk in product with property : DES-PT-10a-08 automaton TGBA [mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=1 dest: 3}, { cond=(AND (NOT p2) p1), acceptance={} source=1 dest: 4}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=2 dest: 4}, { cond=(AND p0 (NOT p2)), acceptance={} source=2 dest: 7}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=2 dest: 8}], [{ cond=true, acceptance={} source=3 dest: 5}], [{ cond=(AND (NOT p2) p1), acceptance={} source=4 dest: 9}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=4 dest: 10}], [{ cond=p0, acceptance={} source=5 dest: 6}], [{ cond=true, acceptance={0} source=6 dest: 6}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=7 dest: 9}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=7 dest: 10}, { cond=(AND p0 (NOT p2)), acceptance={} source=7 dest: 11}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=7 dest: 12}], [{ cond=(NOT p0), acceptance={} source=8 dest: 5}, { cond=p0, acceptance={} source=8 dest: 13}], [{ cond=(AND p0 (NOT p2) p1), acceptance={0} source=9 dest: 9}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={0} source=9 dest: 10}], [{ cond=p0, acceptance={} source=10 dest: 5}], [{ cond=(AND p0 (NOT p2)), acceptance={0} source=11 dest: 11}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={0} source=11 dest: 12}], [{ cond=p0, acceptance={} source=12 dest: 13}], [{ cond=p0, acceptance={} source=13 dest: 14}], [{ cond=(NOT p0), acceptance={} source=14 dest: 6}, { cond=p0, acceptance={} source=14 dest: 14}]], initial=0, aps=[p0:(OR (NEQ s76 1) (NEQ s78 1) (NEQ s135 1)), p2:(AND (EQ s61 1) (EQ s66 1) (EQ s68 1)), p1:(OR (EQ s83 0) (EQ s100 0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false, false, false, false, false, false]]
Stuttering criterion allowed to conclude after 60 steps with 1 reset in 0 ms.
FORMULA DES-PT-10a-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-10a-08 finished in 633 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(F((X(F((p0||X(F(p1)))))&&(p1||X(!p0)))))], workingDir=/home/mcc/execution]
Support contains 4 out of 153 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 153/153 places, 97/97 transitions.
Applied a total of 0 rules in 2 ms. Remains 153 /153 variables (removed 0) and now considering 97/97 (removed 0) transitions.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:36:36] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:36:36] [INFO ] Implicit Places using invariants in 95 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:36:36] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:36:36] [INFO ] Implicit Places using invariants and state equation in 128 ms returned []
Implicit Place search using SMT with State Equation took 232 ms to find 0 implicit places.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:36:36] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:36:36] [INFO ] Dead Transitions using invariants and state equation in 57 ms returned []
Finished structural reductions, in 1 iterations. Remains : 153/153 places, 97/97 transitions.
Stuttering acceptance computed with spot in 90 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Running random walk in product with property : DES-PT-10a-09 automaton TGBA [mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 0}, { cond=(NOT p1), acceptance={} source=2 dest: 3}], [{ cond=(AND p1 p0), acceptance={0} source=3 dest: 0}, { cond=(NOT p0), acceptance={0} source=3 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 3}]], initial=2, aps=[p0:(AND (EQ s135 1) (EQ s149 1)), p1:(AND (EQ s51 1) (EQ s144 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 18182 reset in 210 ms.
Product exploration explored 100000 steps with 18146 reset in 232 ms.
Knowledge obtained : [(NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 85 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 18178 reset in 208 ms.
Product exploration explored 100000 steps with 18166 reset in 248 ms.
Applying partial POR strategy [false, true, false, false]
Stuttering acceptance computed with spot in 85 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Support contains 4 out of 153 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions, iteration 0 : 153/153 places, 97/97 transitions.
Applied a total of 0 rules in 5 ms. Remains 153 /153 variables (removed 0) and now considering 97/97 (removed 0) transitions.
[2021-05-08 09:36:38] [INFO ] Redundant transitions in 1 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:36:38] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:36:38] [INFO ] Dead Transitions using invariants and state equation in 52 ms returned []
Finished structural reductions, in 1 iterations. Remains : 153/153 places, 97/97 transitions.
Product exploration explored 100000 steps with 18183 reset in 488 ms.
Product exploration explored 100000 steps with 18150 reset in 442 ms.
[2021-05-08 09:36:39] [INFO ] Flatten gal took : 7 ms
[2021-05-08 09:36:39] [INFO ] Flatten gal took : 6 ms
[2021-05-08 09:36:39] [INFO ] Time to serialize gal into /tmp/LTL4689222829246875478.gal : 1 ms
[2021-05-08 09:36:39] [INFO ] Time to serialize properties into /tmp/LTL7324920676187800354.ltl : 0 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /tmp/LTL4689222829246875478.gal, -t, CGAL, -LTL, /tmp/LTL7324920676187800354.ltl, -c, -stutter-deadlock, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL4689222829246875478.gal -t CGAL -LTL /tmp/LTL7324920676187800354.ltl -c -stutter-deadlock --gen-order FOLLOW
Read 1 LTL properties
Checking formula 0 : !((F((X(F(("((p136==1)&&(p151==1))")||(X(F("((p51==1)&&(p145==1))"))))))&&((X("((p136!=1)||(p151!=1))"))||("((p51==1)&&(p145==1))")))))
Formula 0 simplified : !F(XF("((p136==1)&&(p151==1))" | XF"((p51==1)&&(p145==1))") & ("((p51==1)&&(p145==1))" | X"((p136!=1)||(p151!=1))"))
Detected timeout of ITS tools.
[2021-05-08 09:36:54] [INFO ] Flatten gal took : 6 ms
[2021-05-08 09:36:54] [INFO ] Applying decomposition
[2021-05-08 09:36:54] [INFO ] Flatten gal took : 6 ms
Converted graph to binary with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202104292328/bin/convert-linux64, -i, /tmp/graph3851842820639978989.txt, -o, /tmp/graph3851842820639978989.bin, -w, /tmp/graph3851842820639978989.weights], workingDir=null]
Built communities with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202104292328/bin/louvain-linux64, /tmp/graph3851842820639978989.bin, -l, -1, -v, -w, /tmp/graph3851842820639978989.weights, -q, 0, -e, 0.001], workingDir=null]
[2021-05-08 09:36:54] [INFO ] Decomposing Gal with order
[2021-05-08 09:36:54] [INFO ] Rewriting arrays to variables to allow decomposition.
[2021-05-08 09:36:54] [INFO ] Removed a total of 23 redundant transitions.
[2021-05-08 09:36:54] [INFO ] Flatten gal took : 10 ms
[2021-05-08 09:36:54] [INFO ] Fuse similar labels procedure discarded/fused a total of 9 labels/synchronizations in 3 ms.
[2021-05-08 09:36:54] [INFO ] Time to serialize gal into /tmp/LTL11346129012221172121.gal : 1 ms
[2021-05-08 09:36:54] [INFO ] Time to serialize properties into /tmp/LTL153356658050810446.ltl : 0 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /tmp/LTL11346129012221172121.gal, -t, CGAL, -LTL, /tmp/LTL153356658050810446.ltl, -c, -stutter-deadlock], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL11346129012221172121.gal -t CGAL -LTL /tmp/LTL153356658050810446.ltl -c -stutter-deadlock
Read 1 LTL properties
Checking formula 0 : !((F((X(F(("((i13.i0.u45.p136==1)&&(u49.p151==1))")||(X(F("((i13.i1.u4.p51==1)&&(i13.i1.u48.p145==1))"))))))&&((X("((i13.i0.u45.p136!=1)||(u49.p151!=1))"))||("((i13.i1.u4.p51==1)&&(i13.i1.u48.p145==1))")))))
Formula 0 simplified : !F(XF("((i13.i0.u45.p136==1)&&(u49.p151==1))" | XF"((i13.i1.u4.p51==1)&&(i13.i1.u48.p145==1))") & ("((i13.i1.u4.p51==1)&&(i13.i1.u48.p145==1))" | X"((i13.i0.u45.p136!=1)||(u49.p151!=1))"))
Reverse transition relation is NOT exact ! Due to transitions t1, t57, t58, t90, u13.t50, u49.t5, u49.t21, i0.u2.t8, i0.u2.t31, i0.u2.t35, i0.u2.t36, i0.u2.t37, i0.u2.t38, i0.u2.t39, i0.u2.t40, i1.t94, i1.t88, i1.t0, i1.u1.t9, i2.u0.t10, i2.u6.t95, i4.t11, i13.t4, i13.t3, i13.i1.t67, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/65/25/90
Computing Next relation with stutter on 184834 deadlock states
3 unique states visited
0 strongly connected components in search stack
2 transitions explored
3 items max in DFS search stack
628 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,6.29887,184600,1,0,483086,6057,1774,683867,1040,27025,655309
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA DES-PT-10a-09 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Treatment of property DES-PT-10a-09 finished in 24793 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(F((X(G(p1))&&p0)))], workingDir=/home/mcc/execution]
Support contains 4 out of 153 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 153/153 places, 97/97 transitions.
Applied a total of 0 rules in 1 ms. Remains 153 /153 variables (removed 0) and now considering 97/97 (removed 0) transitions.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:37:01] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:37:01] [INFO ] Implicit Places using invariants in 74 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:37:01] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:37:01] [INFO ] Implicit Places using invariants and state equation in 126 ms returned []
Implicit Place search using SMT with State Equation took 203 ms to find 0 implicit places.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:37:01] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:37:01] [INFO ] Dead Transitions using invariants and state equation in 56 ms returned []
Finished structural reductions, in 1 iterations. Remains : 153/153 places, 97/97 transitions.
Stuttering acceptance computed with spot in 52 ms :[(OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : DES-PT-10a-10 automaton TGBA [mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=p1, acceptance={} source=1 dest: 1}]], initial=0, aps=[p0:(AND (EQ s109 1) (EQ s125 1)), p1:(OR (NEQ s99 1) (NEQ s115 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic], stateDesc=[null, null][false, false]]
Stuttering criterion allowed to conclude after 39 steps with 0 reset in 0 ms.
FORMULA DES-PT-10a-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-10a-10 finished in 323 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(X((X(G(p0)) U (F(p2)&&p1))))], workingDir=/home/mcc/execution]
Support contains 4 out of 153 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 153/153 places, 97/97 transitions.
Applied a total of 0 rules in 1 ms. Remains 153 /153 variables (removed 0) and now considering 97/97 (removed 0) transitions.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:37:01] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:37:01] [INFO ] Implicit Places using invariants in 76 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:37:01] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:37:01] [INFO ] Implicit Places using invariants and state equation in 121 ms returned []
Implicit Place search using SMT with State Equation took 197 ms to find 0 implicit places.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:37:01] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:37:01] [INFO ] Dead Transitions using invariants and state equation in 51 ms returned []
Finished structural reductions, in 1 iterations. Remains : 153/153 places, 97/97 transitions.
Stuttering acceptance computed with spot in 127 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p0), (NOT p2), true]
Running random walk in product with property : DES-PT-10a-12 automaton TGBA [mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}, { cond=(NOT p1), acceptance={0} source=1 dest: 2}, { cond=(AND p1 (NOT p2)), acceptance={0} source=1 dest: 3}], [{ cond=p0, acceptance={} source=2 dest: 2}, { cond=(NOT p0), acceptance={} source=2 dest: 4}], [{ cond=(NOT p2), acceptance={0} source=3 dest: 3}], [{ cond=true, acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(AND (EQ s31 1) (EQ s45 1)), p2:(AND (EQ s51 1) (EQ s144 1)), p0:(OR (EQ s31 0) (EQ s45 0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 18166 reset in 212 ms.
Product exploration explored 100000 steps with 18199 reset in 233 ms.
Knowledge obtained : [(NOT p1), (NOT p2), p0]
Stuttering acceptance computed with spot in 102 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p0), (NOT p2), true]
Product exploration explored 100000 steps with 18202 reset in 212 ms.
Product exploration explored 100000 steps with 18190 reset in 232 ms.
Applying partial POR strategy [false, false, true, true, true]
Stuttering acceptance computed with spot in 203 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p0), (NOT p2), true]
Support contains 4 out of 153 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions, iteration 0 : 153/153 places, 97/97 transitions.
Applied a total of 0 rules in 5 ms. Remains 153 /153 variables (removed 0) and now considering 97/97 (removed 0) transitions.
[2021-05-08 09:37:03] [INFO ] Redundant transitions in 1 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:37:03] [INFO ] Computed 58 place invariants in 5 ms
[2021-05-08 09:37:03] [INFO ] Dead Transitions using invariants and state equation in 62 ms returned []
Finished structural reductions, in 1 iterations. Remains : 153/153 places, 97/97 transitions.
Product exploration explored 100000 steps with 18171 reset in 411 ms.
Product exploration explored 100000 steps with 18201 reset in 430 ms.
[2021-05-08 09:37:04] [INFO ] Flatten gal took : 5 ms
[2021-05-08 09:37:04] [INFO ] Flatten gal took : 6 ms
[2021-05-08 09:37:04] [INFO ] Time to serialize gal into /tmp/LTL9343346248365260119.gal : 1 ms
[2021-05-08 09:37:04] [INFO ] Time to serialize properties into /tmp/LTL11555507236842910689.ltl : 1 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /tmp/LTL9343346248365260119.gal, -t, CGAL, -LTL, /tmp/LTL11555507236842910689.ltl, -c, -stutter-deadlock, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL9343346248365260119.gal -t CGAL -LTL /tmp/LTL11555507236842910689.ltl -c -stutter-deadlock --gen-order FOLLOW
Read 1 LTL properties
Checking formula 0 : !((X((X(G("((p31==0)||(p45==0))")))U(("((p31==1)&&(p45==1))")&&(F("((p51==1)&&(p145==1))"))))))
Formula 0 simplified : !X(XG"((p31==0)||(p45==0))" U ("((p31==1)&&(p45==1))" & F"((p51==1)&&(p145==1))"))
Detected timeout of ITS tools.
[2021-05-08 09:37:19] [INFO ] Flatten gal took : 5 ms
[2021-05-08 09:37:19] [INFO ] Applying decomposition
[2021-05-08 09:37:19] [INFO ] Flatten gal took : 13 ms
Converted graph to binary with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202104292328/bin/convert-linux64, -i, /tmp/graph5220933017789601851.txt, -o, /tmp/graph5220933017789601851.bin, -w, /tmp/graph5220933017789601851.weights], workingDir=null]
Built communities with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202104292328/bin/louvain-linux64, /tmp/graph5220933017789601851.bin, -l, -1, -v, -w, /tmp/graph5220933017789601851.weights, -q, 0, -e, 0.001], workingDir=null]
[2021-05-08 09:37:19] [INFO ] Decomposing Gal with order
[2021-05-08 09:37:19] [INFO ] Rewriting arrays to variables to allow decomposition.
[2021-05-08 09:37:19] [INFO ] Removed a total of 16 redundant transitions.
[2021-05-08 09:37:19] [INFO ] Flatten gal took : 11 ms
[2021-05-08 09:37:19] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2021-05-08 09:37:19] [INFO ] Time to serialize gal into /tmp/LTL15629774726130393378.gal : 1 ms
[2021-05-08 09:37:19] [INFO ] Time to serialize properties into /tmp/LTL8157453002695634924.ltl : 1 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /tmp/LTL15629774726130393378.gal, -t, CGAL, -LTL, /tmp/LTL8157453002695634924.ltl, -c, -stutter-deadlock], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL15629774726130393378.gal -t CGAL -LTL /tmp/LTL8157453002695634924.ltl -c -stutter-deadlock
Read 1 LTL properties
Checking formula 0 : !((X((X(G("((i2.u2.p31==0)||(i2.u2.p45==0))")))U(("((i2.u2.p31==1)&&(i2.u2.p45==1))")&&(F("((i12.i1.u4.p51==1)&&(i12.i1.u47.p145==1))"))))))
Formula 0 simplified : !X(XG"((i2.u2.p31==0)||(i2.u2.p45==0))" U ("((i2.u2.p31==1)&&(i2.u2.p45==1))" & F"((i12.i1.u4.p51==1)&&(i12.i1.u47.p145==1))"))
Reverse transition relation is NOT exact ! Due to transitions t1, t57, t58, u14.t11, u48.t5, u48.t21, i0.t90, i0.u0.t10, i0.u6.t95, i0.u13.t50, i1.t94, i1.t88, i1.t0, i1.u1.t9, i2.u2.t8, i2.u2.t31, i2.u2.t35, i2.u2.t36, i2.u2.t37, i2.u2.t38, i2.u2.t39, i2.u2.t40, i12.t4, i12.t3, i12.i1.t67, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/72/25/97
Computing Next relation with stutter on 184834 deadlock states
3 unique states visited
0 strongly connected components in search stack
2 transitions explored
3 items max in DFS search stack
188 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,1.91172,78204,1,0,148404,8854,1779,210077,1270,38831,178020
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA DES-PT-10a-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
ITS tools runner thread asked to quit. Dying gracefully.
Treatment of property DES-PT-10a-12 finished in 19985 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(X((G(p0)&&X(((p2&&G(F(p3)))||p1)))))], workingDir=/home/mcc/execution]
Support contains 7 out of 153 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 153/153 places, 97/97 transitions.
Applied a total of 0 rules in 2 ms. Remains 153 /153 variables (removed 0) and now considering 97/97 (removed 0) transitions.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:37:21] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:37:21] [INFO ] Implicit Places using invariants in 71 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:37:21] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:37:21] [INFO ] Implicit Places using invariants and state equation in 116 ms returned []
Implicit Place search using SMT with State Equation took 189 ms to find 0 implicit places.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:37:21] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:37:21] [INFO ] Dead Transitions using invariants and state equation in 54 ms returned []
Finished structural reductions, in 1 iterations. Remains : 153/153 places, 97/97 transitions.
Stuttering acceptance computed with spot in 197 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (NOT p0) (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), true, (NOT p0), (OR (AND p0 (NOT p1) (NOT p2)) (AND (NOT p1) p2 (NOT p3))), (NOT p3), (NOT p3)]
Running random walk in product with property : DES-PT-10a-13 automaton TGBA [mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=p0, acceptance={} source=1 dest: 3}, { cond=p0, acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={} source=3 dest: 2}, { cond=p0, acceptance={} source=3 dest: 3}], [{ cond=(AND p0 (NOT p1) (NOT p2)), acceptance={} source=4 dest: 2}, { cond=(AND (NOT p1) p2 (NOT p3)), acceptance={} source=4 dest: 5}, { cond=(AND (NOT p1) p2), acceptance={} source=4 dest: 6}], [{ cond=(NOT p3), acceptance={0} source=5 dest: 5}], [{ cond=(NOT p3), acceptance={} source=6 dest: 5}, { cond=true, acceptance={} source=6 dest: 6}]], initial=0, aps=[p0:(OR (EQ s11 0) (EQ s148 0)), p1:(OR (NEQ s10 1) (NEQ s72 1) (NEQ s74 1)), p2:(OR (NEQ s49 1) (NEQ s133 1)), p3:(AND (EQ s11 1) (EQ s148 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, 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 1 steps with 0 reset in 0 ms.
FORMULA DES-PT-10a-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-10a-13 finished in 456 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(F((G(p0)&&((p1&&F(p2))||G(p1)))))], workingDir=/home/mcc/execution]
Support contains 7 out of 153 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 153/153 places, 97/97 transitions.
Applied a total of 0 rules in 5 ms. Remains 153 /153 variables (removed 0) and now considering 97/97 (removed 0) transitions.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:37:22] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:37:22] [INFO ] Implicit Places using invariants in 77 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:37:22] [INFO ] Computed 58 place invariants in 2 ms
[2021-05-08 09:37:22] [INFO ] Implicit Places using invariants and state equation in 130 ms returned []
Implicit Place search using SMT with State Equation took 223 ms to find 0 implicit places.
[2021-05-08 09:37:22] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:37:22] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:37:22] [INFO ] Dead Transitions using invariants and state equation in 67 ms returned []
Finished structural reductions, in 1 iterations. Remains : 153/153 places, 97/97 transitions.
Stuttering acceptance computed with spot in 135 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : DES-PT-10a-14 automaton TGBA [mat=[[{ cond=(OR (NOT p0) (NOT p1)), acceptance={0, 1} source=0 dest: 0}, { cond=(AND p0 p1), acceptance={1} source=0 dest: 1}, { cond=(AND p0 p1 (NOT p2)), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0, 1} source=1 dest: 0}, { cond=p0, acceptance={1} source=1 dest: 1}], [{ cond=(AND p1 (NOT p2)), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p1) (NOT p2)), acceptance={0, 1} source=2 dest: 3}], [{ cond=(AND p0 p1 (NOT p2)), acceptance={0} source=3 dest: 2}, { cond=(OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), acceptance={0, 1} source=3 dest: 3}, { cond=(AND p0 p1 (NOT p2)), acceptance={1} source=3 dest: 4}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={0, 1} source=4 dest: 3}, { cond=(AND p0 (NOT p2)), acceptance={1} source=4 dest: 4}]], initial=0, aps=[p0:(OR (NEQ s141 1) (NEQ s143 1)), p1:(OR (NEQ s18 1) (NEQ s148 1)), p2:(OR (NEQ s2 1) (NEQ s72 1) (NEQ s74 1))], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null, null][true, true, true, true, true]]
Product exploration explored 100000 steps with 2240 reset in 215 ms.
Product exploration explored 100000 steps with 2187 reset in 244 ms.
Knowledge obtained : [p0, p1, p2]
Stuttering acceptance computed with spot in 232 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 2223 reset in 216 ms.
Product exploration explored 100000 steps with 2263 reset in 243 ms.
[2021-05-08 09:37:23] [INFO ] Flatten gal took : 5 ms
[2021-05-08 09:37:23] [INFO ] Flatten gal took : 5 ms
[2021-05-08 09:37:23] [INFO ] Time to serialize gal into /tmp/LTL4769657940148007346.gal : 1 ms
[2021-05-08 09:37:23] [INFO ] Time to serialize properties into /tmp/LTL12711427590649922835.ltl : 1 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /tmp/LTL4769657940148007346.gal, -t, CGAL, -LTL, /tmp/LTL12711427590649922835.ltl, -c, -stutter-deadlock, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL4769657940148007346.gal -t CGAL -LTL /tmp/LTL12711427590649922835.ltl -c -stutter-deadlock --gen-order FOLLOW
Read 1 LTL properties
Checking formula 0 : !((F((G("((p142!=1)||(p144!=1))"))&&((G("((p18!=1)||(p150!=1))"))||((F("(((p2!=1)||(p73!=1))||(p75!=1))"))&&("((p18!=1)||(p150!=1))"))))))
Formula 0 simplified : !F(G"((p142!=1)||(p144!=1))" & (G"((p18!=1)||(p150!=1))" | ("((p18!=1)||(p150!=1))" & F"(((p2!=1)||(p73!=1))||(p75!=1))")))
Detected timeout of ITS tools.
[2021-05-08 09:37:38] [INFO ] Flatten gal took : 5 ms
[2021-05-08 09:37:38] [INFO ] Applying decomposition
[2021-05-08 09:37:38] [INFO ] Flatten gal took : 5 ms
Converted graph to binary with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202104292328/bin/convert-linux64, -i, /tmp/graph1564012212035398402.txt, -o, /tmp/graph1564012212035398402.bin, -w, /tmp/graph1564012212035398402.weights], workingDir=null]
Built communities with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202104292328/bin/louvain-linux64, /tmp/graph1564012212035398402.bin, -l, -1, -v, -w, /tmp/graph1564012212035398402.weights, -q, 0, -e, 0.001], workingDir=null]
[2021-05-08 09:37:38] [INFO ] Decomposing Gal with order
[2021-05-08 09:37:38] [INFO ] Rewriting arrays to variables to allow decomposition.
[2021-05-08 09:37:38] [INFO ] Removed a total of 16 redundant transitions.
[2021-05-08 09:37:38] [INFO ] Flatten gal took : 8 ms
[2021-05-08 09:37:38] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 3 ms.
[2021-05-08 09:37:38] [INFO ] Time to serialize gal into /tmp/LTL3974826240850645596.gal : 1 ms
[2021-05-08 09:37:38] [INFO ] Time to serialize properties into /tmp/LTL2934156230201223781.ltl : 1 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /tmp/LTL3974826240850645596.gal, -t, CGAL, -LTL, /tmp/LTL2934156230201223781.ltl, -c, -stutter-deadlock], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL3974826240850645596.gal -t CGAL -LTL /tmp/LTL2934156230201223781.ltl -c -stutter-deadlock
Read 1 LTL properties
Checking formula 0 : !((F((G("((i13.i0.u44.p142!=1)||(i13.i1.u46.p144!=1))"))&&((G("((u48.p18!=1)||(u48.p150!=1))"))||((F("(((u14.p2!=1)||(u14.p73!=1))||(u14.p75!=1))"))&&("((u48.p18!=1)||(u48.p150!=1))"))))))
Formula 0 simplified : !F(G"((i13.i0.u44.p142!=1)||(i13.i1.u46.p144!=1))" & (G"((u48.p18!=1)||(u48.p150!=1))" | ("((u48.p18!=1)||(u48.p150!=1))" & F"(((u14.p2!=1)||(u14.p73!=1))||(u14.p75!=1))")))
Reverse transition relation is NOT exact ! Due to transitions t1, t57, t58, t90, u13.t50, u14.t11, u48.t5, u48.t21, i0.u0.t10, i0.u6.t95, i1.t94, i1.t88, i1.t0, i1.u1.t9, i2.u2.t8, i2.u2.t31, i2.u2.t35, i2.u2.t36, i2.u2.t37, i2.u2.t38, i2.u2.t39, i2.u2.t40, i13.t4, i13.t3, i13.i1.t67, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/71/25/96
Computing Next relation with stutter on 184834 deadlock states
Detected timeout of ITS tools.
Built C files in :
/tmp/ltsmin13107861467140848115
[2021-05-08 09:37:54] [INFO ] Built C files in 8ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13107861467140848115
Running compilation step : CommandLine [args=[gcc, -c, -I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202104292328/bin/include/, -I., -std=c99, -fPIC, -O2, model.c], workingDir=/tmp/ltsmin13107861467140848115]
Compilation finished in 489 ms.
Running link step : CommandLine [args=[gcc, -shared, -o, gal.so, model.o], workingDir=/tmp/ltsmin13107861467140848115]
Link finished in 36 ms.
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202104292328/bin/pins2lts-mc-linux64, ./gal.so, --threads=8, --when, --ltl, <>(([]((LTLAPp0==true))&&([]((LTLAPp1==true))||(<>((LTLAPp2==true))&&(LTLAPp1==true))))), --buchi-type=spotba], workingDir=/tmp/ltsmin13107861467140848115]
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Treatment of property DES-PT-10a-14 finished in 46837 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(G(F(p0)))], workingDir=/home/mcc/execution]
Support contains 2 out of 153 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 153/153 places, 97/97 transitions.
Applied a total of 0 rules in 5 ms. Remains 153 /153 variables (removed 0) and now considering 97/97 (removed 0) transitions.
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:38:09] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:38:09] [INFO ] Implicit Places using invariants in 71 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:38:09] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:38:09] [INFO ] Implicit Places using invariants and state equation in 134 ms returned []
Implicit Place search using SMT with State Equation took 206 ms to find 0 implicit places.
[2021-05-08 09:38:09] [INFO ] Redundant transitions in 1 ms returned []
// Phase 1: matrix 97 rows 153 cols
[2021-05-08 09:38:09] [INFO ] Computed 58 place invariants in 1 ms
[2021-05-08 09:38:09] [INFO ] Dead Transitions using invariants and state equation in 58 ms returned []
Finished structural reductions, in 1 iterations. Remains : 153/153 places, 97/97 transitions.
Stuttering acceptance computed with spot in 54 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DES-PT-10a-15 automaton TGBA [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 s105 1) (EQ s121 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]]
Stuttering criterion allowed to conclude after 44 steps with 0 reset in 1 ms.
FORMULA DES-PT-10a-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DES-PT-10a-15 finished in 338 ms.
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin2185471376695145837
[2021-05-08 09:38:09] [INFO ] Applying decomposition
[2021-05-08 09:38:09] [INFO ] Flatten gal took : 5 ms
[2021-05-08 09:38:09] [INFO ] Computing symmetric may disable matrix : 97 transitions.
[2021-05-08 09:38:09] [INFO ] Computation of Complete disable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2021-05-08 09:38:09] [INFO ] Computing symmetric may enable matrix : 97 transitions.
[2021-05-08 09:38:09] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2021-05-08 09:38:09] [INFO ] Computing Do-Not-Accords matrix : 97 transitions.
[2021-05-08 09:38:09] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2021-05-08 09:38:09] [INFO ] Built C files in 16ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2185471376695145837
Running compilation step : CommandLine [args=[gcc, -c, -I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202104292328/bin/include/, -I., -std=c99, -fPIC, -O2, model.c], workingDir=/tmp/ltsmin2185471376695145837]
Converted graph to binary with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202104292328/bin/convert-linux64, -i, /tmp/graph15492220312873983992.txt, -o, /tmp/graph15492220312873983992.bin, -w, /tmp/graph15492220312873983992.weights], workingDir=null]
Built communities with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202104292328/bin/louvain-linux64, /tmp/graph15492220312873983992.bin, -l, -1, -v, -w, /tmp/graph15492220312873983992.weights, -q, 0, -e, 0.001], workingDir=null]
[2021-05-08 09:38:09] [INFO ] Decomposing Gal with order
[2021-05-08 09:38:09] [INFO ] Rewriting arrays to variables to allow decomposition.
[2021-05-08 09:38:09] [INFO ] Removed a total of 16 redundant transitions.
[2021-05-08 09:38:09] [INFO ] Flatten gal took : 8 ms
[2021-05-08 09:38:09] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2021-05-08 09:38:09] [INFO ] Time to serialize gal into /tmp/LTLFireability13531571430288896548.gal : 1 ms
[2021-05-08 09:38:09] [INFO ] Time to serialize properties into /tmp/LTLFireability2085764203951967583.ltl : 1 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /tmp/LTLFireability13531571430288896548.gal, -t, CGAL, -LTL, /tmp/LTLFireability2085764203951967583.ltl, -c, -stutter-deadlock], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTLFireability13531571430288896548.gal -t CGAL -LTL /tmp/LTLFireability2085764203951967583.ltl -c -stutter-deadlock
Read 2 LTL properties
Checking formula 0 : !((F((G(F(!("((i0.u2.p36==1)&&(i0.u2.p45==1))"))))||(G("((((i7.u20.p86==1)&&(i7.u28.p103==1))&&(i3.u0.p42==1))&&(i3.u6.p55==1))")))))
Formula 0 simplified : !F(GF!"((i0.u2.p36==1)&&(i0.u2.p45==1))" | G"((((i7.u20.p86==1)&&(i7.u28.p103==1))&&(i3.u0.p42==1))&&(i3.u6.p55==1))")
Compilation finished in 549 ms.
Running link step : CommandLine [args=[gcc, -shared, -o, gal.so, model.o], workingDir=/tmp/ltsmin2185471376695145837]
Link finished in 36 ms.
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202104292328/bin/pins2lts-mc-linux64, ./gal.so, --threads=8, -p, --pins-guards, --when, --ltl, <>(([](<>((LTLAPp0==true)))||[]((LTLAPp1==true)))), --buchi-type=spotba], workingDir=/tmp/ltsmin2185471376695145837]
Reverse transition relation is NOT exact ! Due to transitions t1, t67, t68, t101, u13.t50, u14.t11, u48.t5, u48.t21, i0.u2.t8, i0.u2.t31, i0.u2.t35, i0.u2.t36, i0.u2.t37, i0.u2.t38, i0.u2.t39, i0.u2.t40, i2.t109, i2.t99, i2.t0, i2.u1.t9, i3.u0.t10, i3.u6.t110, i13.t4, i13.t3, i13.i1.t78, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/72/25/97
Computing Next relation with stutter on 184834 deadlock states
60 unique states visited
0 strongly connected components in search stack
118 transitions explored
60 items max in DFS search stack
5252 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,52.5366,1106284,1,0,3.02863e+06,9654,1870,2.60148e+06,1276,42154,2064273
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA DES-PT-10a-03 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Checking formula 1 : !((F((G(!("((i13.i0.u44.p142==1)&&(i13.i1.u46.p144==1))")))&&((!("((u48.p18==1)&&(u48.p150==1))"))U(((!("((u48.p18==1)&&(u48.p150==1))"))&&(F(!("(((u14.p2==1)&&(u14.p73==1))&&(u14.p75==1))"))))||(G(!("((u48.p18==1)&&(u48.p150==1))"))))))))
Formula 1 simplified : !F(G!"((i13.i0.u44.p142==1)&&(i13.i1.u46.p144==1))" & (!"((u48.p18==1)&&(u48.p150==1))" U ((!"((u48.p18==1)&&(u48.p150==1))" & F!"(((u14.p2==1)&&(u14.p73==1))&&(u14.p75==1))") | G!"((u48.p18==1)&&(u48.p150==1))")))
Computing Next relation with stutter on 184834 deadlock states
WARNING : LTSmin timed out (>257 s) on command CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202104292328/bin/pins2lts-mc-linux64, ./gal.so, --threads=8, -p, --pins-guards, --when, --ltl, <>(([](<>((LTLAPp0==true)))||[]((LTLAPp1==true)))), --buchi-type=spotba], workingDir=/tmp/ltsmin2185471376695145837]
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202104292328/bin/pins2lts-mc-linux64, ./gal.so, --threads=8, -p, --pins-guards, --when, --ltl, <>(([]((LTLAPp2==true))&&(((LTLAPp3==true)&&<>((LTLAPp4==true)))||[]((LTLAPp3==true))))), --buchi-type=spotba], workingDir=/tmp/ltsmin2185471376695145837]
WARNING : LTSmin timed out (>257 s) on command CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202104292328/bin/pins2lts-mc-linux64, ./gal.so, --threads=8, -p, --pins-guards, --when, --ltl, <>(([]((LTLAPp2==true))&&(((LTLAPp3==true)&&<>((LTLAPp4==true)))||[]((LTLAPp3==true))))), --buchi-type=spotba], workingDir=/tmp/ltsmin2185471376695145837]
Retrying LTSmin with larger timeout 2056 s
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202104292328/bin/pins2lts-mc-linux64, ./gal.so, --threads=8, -p, --pins-guards, --when, --ltl, <>(([]((LTLAPp2==true))&&(((LTLAPp3==true)&&<>((LTLAPp4==true)))||[]((LTLAPp3==true))))), --buchi-type=spotba], workingDir=/tmp/ltsmin2185471376695145837]
170 unique states visited
170 strongly connected components in search stack
170 transitions explored
170 items max in DFS search stack
18001 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,232.556,4092108,1,0,8.7217e+06,10214,1950,8.16628e+06,1292,47942,8236196
an accepting run exists (use option '-e' to print it)
Formula 1 is FALSE accepting run found.
FORMULA DES-PT-10a-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
ITS tools runner thread asked to quit. Dying gracefully.
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.

BK_STOP 1620467282378

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

+ 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
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ cut -d . -f 9
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202104292328.jar
+ VERSION=0
+ echo 'Running Version 0'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data /home/mcc/execution/workspace -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=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m

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="DES-PT-10a"
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 DES-PT-10a, 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 r064-tall-162038396600069"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-10a.tgz
mv DES-PT-10a 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 ;