./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/MirrorIntervSim.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/MirrorIntervSim.c -s /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b46e33ca50e9f914cee262a77e37684667303674 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 18:09:37,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 18:09:37,530 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 18:09:37,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 18:09:37,537 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 18:09:37,538 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 18:09:37,539 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 18:09:37,540 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 18:09:37,542 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 18:09:37,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 18:09:37,543 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 18:09:37,543 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 18:09:37,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 18:09:37,544 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 18:09:37,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 18:09:37,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 18:09:37,546 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 18:09:37,547 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 18:09:37,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 18:09:37,550 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 18:09:37,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 18:09:37,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 18:09:37,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 18:09:37,553 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 18:09:37,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 18:09:37,554 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 18:09:37,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 18:09:37,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 18:09:37,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 18:09:37,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 18:09:37,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 18:09:37,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 18:09:37,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 18:09:37,557 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 18:09:37,558 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 18:09:37,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 18:09:37,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 18:09:37,558 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 18:09:37,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 18:09:37,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 18:09:37,559 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 18:09:37,560 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-12-07 18:09:37,570 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 18:09:37,570 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 18:09:37,571 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 18:09:37,571 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 18:09:37,571 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 18:09:37,571 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-12-07 18:09:37,571 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-12-07 18:09:37,571 INFO L138 SettingsManager]: * Use old map elimination=false [2019-12-07 18:09:37,571 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-12-07 18:09:37,571 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-12-07 18:09:37,572 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-12-07 18:09:37,572 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 18:09:37,572 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 18:09:37,572 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 18:09:37,572 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 18:09:37,572 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-12-07 18:09:37,572 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-12-07 18:09:37,572 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-12-07 18:09:37,572 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 18:09:37,572 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-12-07 18:09:37,573 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 18:09:37,573 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-12-07 18:09:37,573 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 18:09:37,573 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 18:09:37,573 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-12-07 18:09:37,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 18:09:37,573 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 18:09:37,574 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 18:09:37,574 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-12-07 18:09:37,574 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-12-07 18:09:37,574 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b46e33ca50e9f914cee262a77e37684667303674 [2019-12-07 18:09:37,675 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 18:09:37,685 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 18:09:37,688 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 18:09:37,689 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 18:09:37,690 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 18:09:37,690 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/../../sv-benchmarks/c/termination-restricted-15/MirrorIntervSim.c [2019-12-07 18:09:37,729 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/data/9973ee916/63707de6a81149b0a21dbf8561def726/FLAG10b483480 [2019-12-07 18:09:38,150 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 18:09:38,151 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/sv-benchmarks/c/termination-restricted-15/MirrorIntervSim.c [2019-12-07 18:09:38,154 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/data/9973ee916/63707de6a81149b0a21dbf8561def726/FLAG10b483480 [2019-12-07 18:09:38,163 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/data/9973ee916/63707de6a81149b0a21dbf8561def726 [2019-12-07 18:09:38,165 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 18:09:38,166 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 18:09:38,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 18:09:38,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 18:09:38,169 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 18:09:38,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:09:38" (1/1) ... [2019-12-07 18:09:38,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20d1197e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:09:38, skipping insertion in model container [2019-12-07 18:09:38,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:09:38" (1/1) ... [2019-12-07 18:09:38,176 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 18:09:38,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 18:09:38,279 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:09:38,282 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 18:09:38,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:09:38,331 INFO L208 MainTranslator]: Completed translation [2019-12-07 18:09:38,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:09:38 WrapperNode [2019-12-07 18:09:38,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 18:09:38,332 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 18:09:38,332 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 18:09:38,332 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 18:09:38,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:09:38" (1/1) ... [2019-12-07 18:09:38,341 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:09:38" (1/1) ... [2019-12-07 18:09:38,352 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 18:09:38,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 18:09:38,352 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 18:09:38,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 18:09:38,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:09:38" (1/1) ... [2019-12-07 18:09:38,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:09:38" (1/1) ... [2019-12-07 18:09:38,359 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:09:38" (1/1) ... [2019-12-07 18:09:38,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:09:38" (1/1) ... [2019-12-07 18:09:38,360 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:09:38" (1/1) ... [2019-12-07 18:09:38,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:09:38" (1/1) ... [2019-12-07 18:09:38,364 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:09:38" (1/1) ... [2019-12-07 18:09:38,364 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 18:09:38,365 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 18:09:38,365 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 18:09:38,365 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 18:09:38,366 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:09:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:38,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 18:09:38,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 18:09:38,500 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 18:09:38,500 INFO L287 CfgBuilder]: Removed 5 assume(true) statements. [2019-12-07 18:09:38,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:09:38 BoogieIcfgContainer [2019-12-07 18:09:38,501 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 18:09:38,501 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-12-07 18:09:38,502 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-12-07 18:09:38,504 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-12-07 18:09:38,504 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 18:09:38,504 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 06:09:38" (1/3) ... [2019-12-07 18:09:38,505 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@154adc20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 06:09:38, skipping insertion in model container [2019-12-07 18:09:38,505 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 18:09:38,505 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:09:38" (2/3) ... [2019-12-07 18:09:38,506 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@154adc20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 06:09:38, skipping insertion in model container [2019-12-07 18:09:38,506 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 18:09:38,506 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:09:38" (3/3) ... [2019-12-07 18:09:38,507 INFO L371 chiAutomizerObserver]: Analyzing ICFG MirrorIntervSim.c [2019-12-07 18:09:38,537 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-12-07 18:09:38,537 INFO L357 BuchiCegarLoop]: Hoare is false [2019-12-07 18:09:38,537 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-12-07 18:09:38,538 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 18:09:38,538 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 18:09:38,538 INFO L361 BuchiCegarLoop]: Difference is false [2019-12-07 18:09:38,538 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 18:09:38,538 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-12-07 18:09:38,547 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-12-07 18:09:38,561 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-12-07 18:09:38,561 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 18:09:38,561 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 18:09:38,566 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-12-07 18:09:38,566 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-12-07 18:09:38,566 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-12-07 18:09:38,566 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-12-07 18:09:38,567 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-12-07 18:09:38,567 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 18:09:38,567 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 18:09:38,567 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-12-07 18:09:38,567 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-12-07 18:09:38,573 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~i~0;havoc main_~i~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0; 10#L10-1true [2019-12-07 18:09:38,573 INFO L796 eck$LassoCheckResult]: Loop: 10#L10-1true assume !!(0 != main_~i~0); 3#L10true assume !(-5 <= main_~i~0 && main_~i~0 <= 35);main_~i~0 := 0; 10#L10-1true [2019-12-07 18:09:38,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:09:38,577 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-12-07 18:09:38,583 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:09:38,583 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410356353] [2019-12-07 18:09:38,584 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:09:38,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:09:38,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:09:38,653 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 18:09:38,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:09:38,654 INFO L82 PathProgramCache]: Analyzing trace with hash 1297, now seen corresponding path program 1 times [2019-12-07 18:09:38,654 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:09:38,654 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656684750] [2019-12-07 18:09:38,654 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:09:38,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:09:38,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:09:38,661 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 18:09:38,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:09:38,662 INFO L82 PathProgramCache]: Analyzing trace with hash 31088, now seen corresponding path program 1 times [2019-12-07 18:09:38,662 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:09:38,662 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905114311] [2019-12-07 18:09:38,662 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:09:38,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:09:38,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:09:38,669 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 18:09:38,718 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 18:09:38,718 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 18:09:38,718 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 18:09:38,718 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 18:09:38,718 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 18:09:38,718 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:38,719 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 18:09:38,719 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 18:09:38,719 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Loop [2019-12-07 18:09:38,719 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 18:09:38,719 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 18:09:38,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 18:09:38,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 18:09:38,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 18:09:38,810 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 18:09:38,810 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:38,814 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 18:09:38,815 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 18:09:38,821 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 18:09:38,821 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:38,825 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 18:09:38,825 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 18:09:38,829 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 18:09:38,829 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:38,832 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 18:09:38,833 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:38,840 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 18:09:38,841 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 18:09:38,857 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 18:09:38,858 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 18:09:38,858 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 18:09:38,858 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 18:09:38,858 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 18:09:38,859 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 18:09:38,859 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:38,859 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 18:09:38,859 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 18:09:38,859 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Loop [2019-12-07 18:09:38,859 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 18:09:38,859 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 18:09:38,860 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 18:09:38,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 18:09:38,865 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 18:09:38,913 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 18:09:38,918 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:38,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:38,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:38,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:38,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:38,924 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 18:09:38,928 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 18:09:38,928 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 18:09:38,931 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:38,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:38,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:38,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:38,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:38,936 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 18:09:38,939 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 18:09:38,939 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 18:09:38,942 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:38,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:38,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:38,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:38,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:38,948 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:38,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 18:09:38,949 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 18:09:38,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:38,952 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:38,952 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:38,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:38,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:38,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:38,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:38,957 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 18:09:38,960 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 18:09:38,960 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 18:09:38,964 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:38,967 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:38,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:38,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:38,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:38,969 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 18:09:38,972 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 18:09:38,972 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 18:09:38,977 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:38,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:38,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:38,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:38,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:38,983 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:38,983 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 18:09:38,986 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 18:09:38,986 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:38,990 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:38,991 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:38,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:38,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:38,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:38,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:38,997 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,000 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 18:09:39,001 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 18:09:39,007 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,013 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,016 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 18:09:39,016 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 18:09:39,022 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,028 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,028 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:39,028 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,030 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 18:09:39,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,035 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:39,036 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,041 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 18:09:39,046 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 18:09:39,046 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 18:09:39,054 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,060 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 18:09:39,064 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 18:09:39,065 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 18:09:39,072 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,078 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:39,078 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 18:09:39,080 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-12-07 18:09:39,080 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,084 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:39,085 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,090 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,090 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 18:09:39,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,090 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 18:09:39,092 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 18:09:39,092 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 18:09:39,097 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,102 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,102 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 18:09:39,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,103 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 18:09:39,105 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 18:09:39,105 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 18:09:39,109 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,114 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,114 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 18:09:39,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,114 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:39,114 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 18:09:39,116 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 18:09:39,116 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,121 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:39,122 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,126 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,126 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 18:09:39,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,127 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,129 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 18:09:39,130 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 18:09:39,136 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,141 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,141 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 18:09:39,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,141 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,144 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 18:09:39,144 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 18:09:39,151 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,156 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,156 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 18:09:39,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,157 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:39,157 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,159 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 18:09:39,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,167 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:39,168 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,173 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,173 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 18:09:39,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,173 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 18:09:39,177 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 18:09:39,177 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 18:09:39,187 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,193 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,193 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 18:09:39,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,193 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 18:09:39,197 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 18:09:39,197 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 18:09:39,206 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,212 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,212 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 18:09:39,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,213 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:39,213 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 18:09:39,216 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-12-07 18:09:39,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,230 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:39,231 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,235 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,235 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 18:09:39,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,236 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,239 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 18:09:39,239 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 18:09:39,244 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,250 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,250 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 18:09:39,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,251 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,254 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 18:09:39,254 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 18:09:39,260 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,266 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,267 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 18:09:39,267 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,267 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:39,267 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,269 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 18:09:39,270 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,275 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:39,276 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,282 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,282 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 18:09:39,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,282 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 18:09:39,286 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 18:09:39,286 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 18:09:39,293 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,299 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,299 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 18:09:39,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,300 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 18:09:39,303 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 18:09:39,303 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 18:09:39,311 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,318 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,318 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 18:09:39,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,318 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:39,319 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 18:09:39,322 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 18:09:39,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,335 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:39,341 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 18:09:39,342 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 18:09:39,342 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 18:09:39,342 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 18:09:39,342 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 18:09:39,342 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,342 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 18:09:39,342 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 18:09:39,342 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Lasso [2019-12-07 18:09:39,342 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 18:09:39,342 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 18:09:39,344 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 18:09:39,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 18:09:39,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 18:09:39,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 18:09:39,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 18:09:39,406 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 18:09:39,406 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,409 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 18:09:39,409 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 18:09:39,413 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 18:09:39,413 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,416 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 18:09:39,416 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 18:09:39,419 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 18:09:39,419 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,423 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 18:09:39,423 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 18:09:39,426 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 18:09:39,426 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,430 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 18:09:39,430 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 18:09:39,433 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 18:09:39,433 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,438 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 18:09:39,438 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,446 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 18:09:39,446 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 18:09:39,460 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 18:09:39,461 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 18:09:39,461 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 18:09:39,461 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 18:09:39,461 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 18:09:39,461 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 18:09:39,461 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,461 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 18:09:39,461 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 18:09:39,461 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Lasso [2019-12-07 18:09:39,461 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 18:09:39,461 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 18:09:39,463 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 18:09:39,465 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 18:09:39,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 18:09:39,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 18:09:39,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 18:09:39,505 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 18:09:39,505 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,510 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 18:09:39,511 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 18:09:39,511 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 18:09:39,517 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,523 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:39,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 18:09:39,523 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 18:09:39,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,526 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 18:09:39,533 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 18:09:39,533 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 18:09:39,536 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 18:09:39,542 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 18:09:39,542 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,544 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,549 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 18:09:39,550 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 18:09:39,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,551 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:39,552 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,556 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 18:09:39,557 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 18:09:39,557 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 18:09:39,560 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,565 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:39,565 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 18:09:39,566 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 18:09:39,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,568 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,572 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,574 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 18:09:39,576 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 18:09:39,576 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 18:09:39,580 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,586 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 18:09:39,587 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 18:09:39,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,588 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,595 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 18:09:39,596 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 18:09:39,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,597 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:39,598 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,603 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,605 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 18:09:39,605 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 18:09:39,609 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,615 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:39,615 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,617 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 18:09:39,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,621 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,626 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,628 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 18:09:39,628 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 18:09:39,632 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,637 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,637 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,638 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 18:09:39,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,639 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,643 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,644 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,645 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 18:09:39,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,646 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:39,647 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,651 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 18:09:39,653 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 18:09:39,653 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 18:09:39,658 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,663 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,663 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:39,663 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 18:09:39,664 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-12-07 18:09:39,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,668 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,673 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 18:09:39,675 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 18:09:39,675 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 18:09:39,681 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,686 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,686 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 18:09:39,687 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 18:09:39,687 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,688 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:39,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,693 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 18:09:39,694 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 18:09:39,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,695 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:39,696 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,701 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,701 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 18:09:39,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,701 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 18:09:39,702 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 18:09:39,703 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 18:09:39,706 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,712 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,712 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 18:09:39,712 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,712 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,712 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:39,713 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 18:09:39,714 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 18:09:39,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,720 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,724 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,724 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 18:09:39,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,725 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 18:09:39,726 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 18:09:39,726 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 18:09:39,731 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,736 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,736 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 18:09:39,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,736 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 18:09:39,737 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 18:09:39,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,738 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,744 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,744 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 18:09:39,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,745 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 18:09:39,745 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 18:09:39,745 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,747 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:39,748 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,752 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,752 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 18:09:39,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,752 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,754 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 18:09:39,754 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 18:09:39,759 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,764 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,764 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 18:09:39,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,765 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:39,765 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,766 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 18:09:39,767 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,773 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,778 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,778 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 18:09:39,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,778 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,780 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 18:09:39,780 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 18:09:39,786 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,790 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,790 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 18:09:39,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,791 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,791 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 18:09:39,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,793 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,798 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,798 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 18:09:39,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,799 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,799 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 18:09:39,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,802 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:39,802 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,807 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,807 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 18:09:39,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,807 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 18:09:39,809 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 18:09:39,809 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 18:09:39,817 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,822 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,822 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 18:09:39,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,822 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:39,822 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 18:09:39,825 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-12-07 18:09:39,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,835 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,840 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,840 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 18:09:39,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,840 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 18:09:39,843 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 18:09:39,843 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 18:09:39,850 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,855 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,855 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 18:09:39,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,856 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 18:09:39,857 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 18:09:39,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,860 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,865 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,866 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 18:09:39,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,866 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 18:09:39,867 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 18:09:39,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,870 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:39,871 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,875 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,875 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 18:09:39,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,875 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,877 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 18:09:39,877 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 18:09:39,881 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,886 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,886 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 18:09:39,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,886 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:39,886 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,887 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 18:09:39,887 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,892 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,897 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,897 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 18:09:39,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,897 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,899 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 18:09:39,899 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 18:09:39,903 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,908 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,908 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 18:09:39,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,909 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,909 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 18:09:39,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,911 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,916 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,916 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 18:09:39,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,917 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:39,917 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 18:09:39,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,919 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:39,920 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,924 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,924 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 18:09:39,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,924 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 18:09:39,927 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 18:09:39,927 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 18:09:39,935 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,941 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,941 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 18:09:39,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,942 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:39,942 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 18:09:39,944 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 18:09:39,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,953 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,959 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,959 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 18:09:39,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,960 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 18:09:39,962 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 18:09:39,962 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 18:09:39,968 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,974 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,975 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 18:09:39,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,975 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 18:09:39,976 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 18:09:39,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,979 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:39,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:39,985 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:39,986 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 18:09:39,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:39,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:39,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:39,986 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 18:09:39,986 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 18:09:39,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:39,989 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:39,991 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-12-07 18:09:39,991 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~i~0;havoc main_~i~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0; 10#L10-1true assume !!(0 != main_~i~0); 3#L10true assume !(-5 <= main_~i~0 && main_~i~0 <= 35);main_~i~0 := 0; 10#L10-1true [2019-12-07 18:09:39,991 INFO L796 eck$LassoCheckResult]: Loop: 10#L10-1true assume !!(0 != main_~i~0); 3#L10true assume !(-5 <= main_~i~0 && main_~i~0 <= 35);main_~i~0 := 0; 10#L10-1true [2019-12-07 18:09:39,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:09:39,991 INFO L82 PathProgramCache]: Analyzing trace with hash 31088, now seen corresponding path program 2 times [2019-12-07 18:09:39,992 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:09:39,992 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73667917] [2019-12-07 18:09:39,992 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:09:39,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:09:39,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:09:39,997 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 18:09:39,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:09:39,998 INFO L82 PathProgramCache]: Analyzing trace with hash 1297, now seen corresponding path program 2 times [2019-12-07 18:09:39,998 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:09:39,998 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778705593] [2019-12-07 18:09:39,998 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:09:40,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:09:40,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:09:40,003 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 18:09:40,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:09:40,003 INFO L82 PathProgramCache]: Analyzing trace with hash 29875904, now seen corresponding path program 3 times [2019-12-07 18:09:40,003 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:09:40,004 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975725196] [2019-12-07 18:09:40,004 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:09:40,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:09:40,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:09:40,029 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975725196] [2019-12-07 18:09:40,029 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:09:40,029 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 18:09:40,030 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525751168] [2019-12-07 18:09:40,059 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 18:09:40,059 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 18:09:40,059 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 18:09:40,059 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 18:09:40,059 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 18:09:40,059 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,059 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 18:09:40,059 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 18:09:40,059 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Loop [2019-12-07 18:09:40,059 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 18:09:40,059 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 18:09:40,060 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 18:09:40,065 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 18:09:40,067 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 18:09:40,096 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 18:09:40,096 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,099 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 18:09:40,099 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,106 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 18:09:40,106 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 18:09:40,120 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 18:09:40,121 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 18:09:40,121 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 18:09:40,121 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 18:09:40,121 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 18:09:40,121 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 18:09:40,121 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,121 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 18:09:40,122 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 18:09:40,122 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Loop [2019-12-07 18:09:40,122 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 18:09:40,122 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 18:09:40,122 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 18:09:40,128 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 18:09:40,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 18:09:40,157 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 18:09:40,157 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:40,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:40,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,161 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:40,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 18:09:40,162 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 18:09:40,162 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:40,164 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:40,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:40,171 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 18:09:40,172 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 18:09:40,172 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 18:09:40,175 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:40,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:40,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 18:09:40,181 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 18:09:40,181 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 18:09:40,183 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:40,185 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:40,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:40,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,189 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:40,189 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 18:09:40,190 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 18:09:40,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:40,193 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:40,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:40,199 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 18:09:40,200 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 18:09:40,200 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 18:09:40,203 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:40,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:40,208 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 18:09:40,209 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 18:09:40,209 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 18:09:40,212 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:40,213 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:40,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:40,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,218 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:40,218 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:40,219 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 18:09:40,219 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:40,223 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:40,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:40,228 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:40,229 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 18:09:40,229 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 18:09:40,232 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:40,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:40,237 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:40,239 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 18:09:40,239 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 18:09:40,243 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:40,244 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:40,248 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:40,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,248 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:40,248 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 18:09:40,249 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-12-07 18:09:40,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:40,253 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:40,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:40,258 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 18:09:40,259 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 18:09:40,260 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 18:09:40,264 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 18:09:40,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:40,270 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 18:09:40,271 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 18:09:40,271 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 18:09:40,276 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:40,277 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,280 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:40,281 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 18:09:40,281 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:40,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,281 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:40,281 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 18:09:40,282 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 18:09:40,282 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:40,286 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,292 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:40,292 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 18:09:40,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:40,292 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 18:09:40,293 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 18:09:40,293 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 18:09:40,298 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,304 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:40,304 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 18:09:40,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:40,304 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 18:09:40,305 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 18:09:40,305 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 18:09:40,309 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:40,310 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,314 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:40,314 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 18:09:40,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:40,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,314 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:40,314 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:40,315 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 18:09:40,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:40,322 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,327 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:40,327 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 18:09:40,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:40,327 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:40,329 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 18:09:40,329 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 18:09:40,335 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,340 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:40,340 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 18:09:40,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:40,340 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:40,342 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 18:09:40,342 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 18:09:40,347 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:40,348 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,352 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:40,352 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 18:09:40,352 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:40,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,353 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:40,353 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 18:09:40,355 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-12-07 18:09:40,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:40,364 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,371 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:40,371 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 18:09:40,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:40,371 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 18:09:40,373 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 18:09:40,373 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 18:09:40,382 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,388 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:40,388 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 18:09:40,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:40,388 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 18:09:40,390 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 18:09:40,390 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 18:09:40,398 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:40,399 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,403 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:40,404 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 18:09:40,404 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:40,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,404 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:40,404 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:40,405 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 18:09:40,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:40,409 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,414 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:40,414 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 18:09:40,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:40,415 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:40,416 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 18:09:40,416 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 18:09:40,420 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,425 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:40,425 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 18:09:40,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:40,425 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 18:09:40,426 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 18:09:40,426 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 18:09:40,430 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:40,431 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,435 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:40,435 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 18:09:40,435 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 18:09:40,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,436 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 18:09:40,436 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 18:09:40,438 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 18:09:40,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 18:09:40,446 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,451 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:40,451 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 18:09:40,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:40,451 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 18:09:40,453 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 18:09:40,453 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 18:09:40,459 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/z3 Starting monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 18:09:40,463 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 18:09:40,464 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 18:09:40,464 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 18:09:40,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 18:09:40,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 18:09:40,464 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 18:09:40,466 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 18:09:40,467 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 18:09:40,472 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 18:09:40,473 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:09:40,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 18:09:40,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 18:09:40,484 INFO L87 Difference]: Start difference. First operand 9 states. Second operand 3 states. [2019-12-07 18:09:40,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:09:40,500 INFO L93 Difference]: Finished difference Result 10 states and 13 transitions. [2019-12-07 18:09:40,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 18:09:40,501 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 13 transitions. [2019-12-07 18:09:40,502 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-12-07 18:09:40,504 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 5 states and 7 transitions. [2019-12-07 18:09:40,505 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2019-12-07 18:09:40,505 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 [2019-12-07 18:09:40,506 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 7 transitions. [2019-12-07 18:09:40,506 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 18:09:40,506 INFO L688 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2019-12-07 18:09:40,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states and 7 transitions. [2019-12-07 18:09:40,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2019-12-07 18:09:40,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-12-07 18:09:40,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 7 transitions. [2019-12-07 18:09:40,523 INFO L711 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2019-12-07 18:09:40,523 INFO L591 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2019-12-07 18:09:40,523 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-12-07 18:09:40,523 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5 states and 7 transitions. [2019-12-07 18:09:40,523 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-12-07 18:09:40,523 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 18:09:40,523 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 18:09:40,523 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-12-07 18:09:40,523 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-12-07 18:09:40,524 INFO L794 eck$LassoCheckResult]: Stem: 39#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~i~0;havoc main_~i~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0; 40#L10-1 [2019-12-07 18:09:40,524 INFO L796 eck$LassoCheckResult]: Loop: 40#L10-1 assume !!(0 != main_~i~0); 37#L10 assume -5 <= main_~i~0 && main_~i~0 <= 35; 38#L11 assume main_~i~0 < 0;main_~i~0 := -5; 40#L10-1 [2019-12-07 18:09:40,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:09:40,524 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 2 times [2019-12-07 18:09:40,524 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:09:40,524 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279073855] [2019-12-07 18:09:40,524 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:09:40,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:09:40,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:09:40,526 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 18:09:40,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:09:40,527 INFO L82 PathProgramCache]: Analyzing trace with hash 39820, now seen corresponding path program 1 times [2019-12-07 18:09:40,527 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:09:40,527 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156885962] [2019-12-07 18:09:40,527 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:09:40,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:09:40,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:09:40,531 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 18:09:40,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:09:40,531 INFO L82 PathProgramCache]: Analyzing trace with hash 963341, now seen corresponding path program 1 times [2019-12-07 18:09:40,531 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:09:40,531 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289729977] [2019-12-07 18:09:40,531 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:09:40,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:09:40,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:09:40,536 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 18:09:40,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 06:09:40 BoogieIcfgContainer [2019-12-07 18:09:40,565 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-12-07 18:09:40,566 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 18:09:40,566 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 18:09:40,566 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 18:09:40,566 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:09:38" (3/4) ... [2019-12-07 18:09:40,568 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-12-07 18:09:40,592 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_daae9ef9-be5e-4e15-9737-64cf42fbf125/bin/uautomizer/witness.graphml [2019-12-07 18:09:40,592 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 18:09:40,593 INFO L168 Benchmark]: Toolchain (without parser) took 2426.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 188.2 MB). Free memory was 943.3 MB in the beginning and 942.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 189.4 MB. Max. memory is 11.5 GB. [2019-12-07 18:09:40,593 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 959.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:09:40,594 INFO L168 Benchmark]: CACSL2BoogieTranslator took 165.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -181.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-12-07 18:09:40,594 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-12-07 18:09:40,594 INFO L168 Benchmark]: Boogie Preprocessor took 12.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-12-07 18:09:40,594 INFO L168 Benchmark]: RCFGBuilder took 136.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2019-12-07 18:09:40,595 INFO L168 Benchmark]: BuchiAutomizer took 2064.04 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 66.6 MB). Free memory was 1.1 GB in the beginning and 944.3 MB in the end (delta: 159.1 MB). Peak memory consumption was 225.7 MB. Max. memory is 11.5 GB. [2019-12-07 18:09:40,595 INFO L168 Benchmark]: Witness Printer took 26.07 ms. Allocated memory is still 1.2 GB. Free memory was 944.3 MB in the beginning and 942.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 11.5 GB. [2019-12-07 18:09:40,596 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 959.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 165.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -181.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 136.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2064.04 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 66.6 MB). Free memory was 1.1 GB in the beginning and 944.3 MB in the end (delta: 159.1 MB). Peak memory consumption was 225.7 MB. Max. memory is 11.5 GB. * Witness Printer took 26.07 ms. Allocated memory is still 1.2 GB. Free memory was 944.3 MB in the beginning and 942.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 5 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 12 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 8 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital16 mio100 ax175 hnf92 lsp53 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq128 hnf94 smp100 dnf141 smp100 tf108 neg100 sie115 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 12ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 9]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@12997d5c=0, \result=0, i=-5} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 9]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L6] int i; [L7] i = __VERIFIER_nondet_int() Loop: [L9] COND TRUE i != 0 [L10] COND TRUE -5 <= i && i <= 35 [L11] COND TRUE i < 0 [L12] i = -5 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...