./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/array02-alloca-1.i --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_91fb94c6-4054-4e4c-817b-250c0dc8b749/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/array02-alloca-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 2a421301cdbe97036a5fec0597ad83df33c3e561 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 13:51:43,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:51:43,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:51:43,525 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:51:43,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:51:43,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:51:43,526 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:51:43,528 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:51:43,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:51:43,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:51:43,530 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:51:43,531 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:51:43,531 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:51:43,532 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:51:43,533 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:51:43,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:51:43,534 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:51:43,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:51:43,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:51:43,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:51:43,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:51:43,539 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:51:43,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:51:43,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:51:43,542 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:51:43,542 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:51:43,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:51:43,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:51:43,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:51:43,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:51:43,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:51:43,544 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:51:43,545 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:51:43,545 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:51:43,546 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:51:43,546 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:51:43,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:51:43,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:51:43,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:51:43,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:51:43,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:51:43,548 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-12-07 13:51:43,560 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:51:43,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:51:43,560 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 13:51:43,561 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 13:51:43,561 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 13:51:43,561 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-12-07 13:51:43,561 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-12-07 13:51:43,561 INFO L138 SettingsManager]: * Use old map elimination=false [2019-12-07 13:51:43,561 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-12-07 13:51:43,561 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-12-07 13:51:43,561 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-12-07 13:51:43,562 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:51:43,562 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 13:51:43,562 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 13:51:43,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:51:43,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-12-07 13:51:43,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-12-07 13:51:43,562 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-12-07 13:51:43,563 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:51:43,563 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-12-07 13:51:43,563 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:51:43,563 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-12-07 13:51:43,563 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:51:43,563 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 13:51:43,563 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-12-07 13:51:43,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:51:43,563 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 13:51:43,564 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:51:43,564 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-12-07 13:51:43,564 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-12-07 13:51:43,564 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_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 -> 2a421301cdbe97036a5fec0597ad83df33c3e561 [2019-12-07 13:51:43,664 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:51:43,672 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:51:43,674 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:51:43,675 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:51:43,675 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:51:43,675 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/bin/uautomizer/../../sv-benchmarks/c/termination-memory-alloca/array02-alloca-1.i [2019-12-07 13:51:43,715 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/bin/uautomizer/data/d1e9b9638/051182b521f245a48192226c2334cee6/FLAG86515bb68 [2019-12-07 13:51:44,176 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:51:44,177 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/sv-benchmarks/c/termination-memory-alloca/array02-alloca-1.i [2019-12-07 13:51:44,186 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/bin/uautomizer/data/d1e9b9638/051182b521f245a48192226c2334cee6/FLAG86515bb68 [2019-12-07 13:51:44,195 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/bin/uautomizer/data/d1e9b9638/051182b521f245a48192226c2334cee6 [2019-12-07 13:51:44,197 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:51:44,198 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:51:44,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:51:44,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:51:44,201 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:51:44,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:51:44" (1/1) ... [2019-12-07 13:51:44,203 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@546f9b99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:51:44, skipping insertion in model container [2019-12-07 13:51:44,203 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:51:44" (1/1) ... [2019-12-07 13:51:44,208 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:51:44,230 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:51:44,431 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:51:44,438 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 13:51:44,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:51:44,492 INFO L208 MainTranslator]: Completed translation [2019-12-07 13:51:44,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:51:44 WrapperNode [2019-12-07 13:51:44,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:51:44,493 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 13:51:44,493 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 13:51:44,493 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 13:51:44,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:51:44" (1/1) ... [2019-12-07 13:51:44,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:51:44" (1/1) ... [2019-12-07 13:51:44,521 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 13:51:44,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 13:51:44,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 13:51:44,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 13:51:44,527 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:51:44" (1/1) ... [2019-12-07 13:51:44,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:51:44" (1/1) ... [2019-12-07 13:51:44,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:51:44" (1/1) ... [2019-12-07 13:51:44,529 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:51:44" (1/1) ... [2019-12-07 13:51:44,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:51:44" (1/1) ... [2019-12-07 13:51:44,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:51:44" (1/1) ... [2019-12-07 13:51:44,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:51:44" (1/1) ... [2019-12-07 13:51:44,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 13:51:44,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 13:51:44,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 13:51:44,539 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 13:51:44,539 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:51:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:44,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-07 13:51:44,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 13:51:44,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 13:51:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 13:51:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 13:51:44,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 13:51:44,730 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 13:51:44,730 INFO L287 CfgBuilder]: Removed 9 assume(true) statements. [2019-12-07 13:51:44,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:51:44 BoogieIcfgContainer [2019-12-07 13:51:44,732 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 13:51:44,732 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-12-07 13:51:44,732 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-12-07 13:51:44,734 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-12-07 13:51:44,735 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 13:51:44,735 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 01:51:44" (1/3) ... [2019-12-07 13:51:44,736 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@61188174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 01:51:44, skipping insertion in model container [2019-12-07 13:51:44,736 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 13:51:44,736 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:51:44" (2/3) ... [2019-12-07 13:51:44,736 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@61188174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 01:51:44, skipping insertion in model container [2019-12-07 13:51:44,736 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 13:51:44,736 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:51:44" (3/3) ... [2019-12-07 13:51:44,737 INFO L371 chiAutomizerObserver]: Analyzing ICFG array02-alloca-1.i [2019-12-07 13:51:44,765 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-12-07 13:51:44,766 INFO L357 BuchiCegarLoop]: Hoare is false [2019-12-07 13:51:44,766 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-12-07 13:51:44,766 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 13:51:44,766 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 13:51:44,766 INFO L361 BuchiCegarLoop]: Difference is false [2019-12-07 13:51:44,766 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 13:51:44,766 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-12-07 13:51:44,775 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states. [2019-12-07 13:51:44,788 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2019-12-07 13:51:44,789 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:51:44,789 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:51:44,793 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2019-12-07 13:51:44,793 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-12-07 13:51:44,793 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-12-07 13:51:44,793 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states. [2019-12-07 13:51:44,794 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2019-12-07 13:51:44,794 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:51:44,794 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:51:44,794 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2019-12-07 13:51:44,795 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-12-07 13:51:44,799 INFO L794 eck$LassoCheckResult]: Stem: 8#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 7#L-1true havoc main_#res;havoc main_#t~nondet11, main_#t~malloc12.base, main_#t~malloc12.offset, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet11;havoc main_#t~nondet11; 6#L565true assume !(main_~array_size~0 < 1); 9#L565-2true call main_#t~malloc12.base, main_#t~malloc12.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc12.base, main_#t~malloc12.offset;test_fun_#in~a.base, test_fun_#in~a.offset, test_fun_#in~N := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc test_fun_#t~mem4, test_fun_#t~post5, test_fun_#t~post6, test_fun_#t~mem3, test_fun_#t~mem8, test_fun_#t~post9, test_fun_#t~post10, test_fun_#t~mem7, test_fun_#t~post2, test_fun_~a.base, test_fun_~a.offset, test_fun_~N, test_fun_~i~0, test_fun_~pos~0, test_fun_~neg~0;test_fun_~a.base, test_fun_~a.offset := test_fun_#in~a.base, test_fun_#in~a.offset;test_fun_~N := test_fun_#in~N;havoc test_fun_~i~0;test_fun_~pos~0 := 0;test_fun_~neg~0 := 0;test_fun_~i~0 := 0; 16#L552-3true [2019-12-07 13:51:44,800 INFO L796 eck$LassoCheckResult]: Loop: 16#L552-3true assume !!(test_fun_~i~0 < test_fun_~N); 13#L553-3true assume !true; 5#L557-2true assume !true; 14#L552-2true test_fun_#t~post2 := test_fun_~i~0;test_fun_~i~0 := 1 + test_fun_#t~post2;havoc test_fun_#t~post2; 16#L552-3true [2019-12-07 13:51:44,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:44,804 INFO L82 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 1 times [2019-12-07 13:51:44,809 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:51:44,809 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717467872] [2019-12-07 13:51:44,809 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:51:44,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:44,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:44,894 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:51:44,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:44,895 INFO L82 PathProgramCache]: Analyzing trace with hash 1459151, now seen corresponding path program 1 times [2019-12-07 13:51:44,895 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:51:44,895 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430177734] [2019-12-07 13:51:44,895 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:51:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:51:44,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:51:44,914 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430177734] [2019-12-07 13:51:44,915 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:51:44,915 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 13:51:44,915 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133876104] [2019-12-07 13:51:44,919 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 13:51:44,919 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:51:44,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 13:51:44,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 13:51:44,930 INFO L87 Difference]: Start difference. First operand 14 states. Second operand 2 states. [2019-12-07 13:51:44,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:51:44,935 INFO L93 Difference]: Finished difference Result 14 states and 17 transitions. [2019-12-07 13:51:44,935 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 13:51:44,936 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 17 transitions. [2019-12-07 13:51:44,937 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2019-12-07 13:51:44,939 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 10 states and 13 transitions. [2019-12-07 13:51:44,940 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2019-12-07 13:51:44,940 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2019-12-07 13:51:44,940 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 13 transitions. [2019-12-07 13:51:44,941 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 13:51:44,941 INFO L688 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2019-12-07 13:51:44,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 13 transitions. [2019-12-07 13:51:44,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2019-12-07 13:51:44,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2019-12-07 13:51:44,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2019-12-07 13:51:44,958 INFO L711 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2019-12-07 13:51:44,958 INFO L591 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2019-12-07 13:51:44,958 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-12-07 13:51:44,958 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2019-12-07 13:51:44,959 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2019-12-07 13:51:44,959 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:51:44,959 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:51:44,959 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2019-12-07 13:51:44,959 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2019-12-07 13:51:44,959 INFO L794 eck$LassoCheckResult]: Stem: 38#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 36#L-1 havoc main_#res;havoc main_#t~nondet11, main_#t~malloc12.base, main_#t~malloc12.offset, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet11;havoc main_#t~nondet11; 37#L565 assume !(main_~array_size~0 < 1); 39#L565-2 call main_#t~malloc12.base, main_#t~malloc12.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc12.base, main_#t~malloc12.offset;test_fun_#in~a.base, test_fun_#in~a.offset, test_fun_#in~N := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc test_fun_#t~mem4, test_fun_#t~post5, test_fun_#t~post6, test_fun_#t~mem3, test_fun_#t~mem8, test_fun_#t~post9, test_fun_#t~post10, test_fun_#t~mem7, test_fun_#t~post2, test_fun_~a.base, test_fun_~a.offset, test_fun_~N, test_fun_~i~0, test_fun_~pos~0, test_fun_~neg~0;test_fun_~a.base, test_fun_~a.offset := test_fun_#in~a.base, test_fun_#in~a.offset;test_fun_~N := test_fun_#in~N;havoc test_fun_~i~0;test_fun_~pos~0 := 0;test_fun_~neg~0 := 0;test_fun_~i~0 := 0; 40#L552-3 [2019-12-07 13:51:44,960 INFO L796 eck$LassoCheckResult]: Loop: 40#L552-3 assume !!(test_fun_~i~0 < test_fun_~N); 43#L553-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 41#L553-1 assume !(test_fun_#t~mem3 < 0);havoc test_fun_#t~mem3; 42#L557-2 call test_fun_#t~mem7 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 44#L557 assume !(test_fun_#t~mem7 > 0);havoc test_fun_#t~mem7; 45#L552-2 test_fun_#t~post2 := test_fun_~i~0;test_fun_~i~0 := 1 + test_fun_#t~post2;havoc test_fun_#t~post2; 40#L552-3 [2019-12-07 13:51:44,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:44,960 INFO L82 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 2 times [2019-12-07 13:51:44,960 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:51:44,960 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529092648] [2019-12-07 13:51:44,960 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:51:44,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:44,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:44,977 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:51:44,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:44,977 INFO L82 PathProgramCache]: Analyzing trace with hash 1395295349, now seen corresponding path program 1 times [2019-12-07 13:51:44,977 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:51:44,977 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338538650] [2019-12-07 13:51:44,978 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:51:44,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:44,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:44,991 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:51:44,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:44,991 INFO L82 PathProgramCache]: Analyzing trace with hash -1896732327, now seen corresponding path program 1 times [2019-12-07 13:51:44,991 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:51:44,991 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433022116] [2019-12-07 13:51:44,992 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:51:45,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:45,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:45,018 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:51:45,197 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 13:51:45,198 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 13:51:45,198 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 13:51:45,198 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 13:51:45,198 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 13:51:45,198 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:51:45,198 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 13:51:45,198 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 13:51:45,198 INFO L133 ssoRankerPreferences]: Filename of dumped script: array02-alloca-1.i_Iteration2_Lasso [2019-12-07 13:51:45,199 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 13:51:45,199 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 13:51:45,216 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 13:51:45,220 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 13:51:45,221 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 13:51:45,223 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 13:51:45,226 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 13:51:45,227 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 13:51:45,228 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 13:51:45,230 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 13:51:45,232 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 13:51:45,234 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 13:51:45,235 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 13:51:45,237 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 13:51:45,238 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 13:51:45,239 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 13:51:45,241 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 13:51:45,242 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 13:51:45,332 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 13:51:45,334 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 13:51:45,335 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 13:51:45,546 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 13:51:45,549 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:45,554 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 13:51:45,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:45,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:45,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:45,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:45,558 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:45,559 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:45,559 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:45,561 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:45,565 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 13:51:45,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:45,566 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:45,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:45,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:45,566 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:45,567 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:45,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:45,568 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:45,571 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 13:51:45,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:45,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:45,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:45,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:45,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:45,574 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:45,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:45,575 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:45,579 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 13:51:45,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:45,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:45,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:45,581 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:45,584 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:45,584 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:45,586 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:45,590 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 13:51:45,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:45,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:45,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:45,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:45,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:45,592 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:45,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:45,594 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:45,597 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 13:51:45,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:45,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:45,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:45,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:45,599 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:45,599 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:45,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:45,600 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:45,604 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 13:51:45,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:45,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:45,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:45,606 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:45,608 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:45,608 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:45,611 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:45,615 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 13:51:45,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:45,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:45,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:45,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:45,619 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:45,619 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:45,622 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:45,625 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 13:51:45,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:45,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:45,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:45,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:45,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:45,627 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:45,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:45,628 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:45,632 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 13:51:45,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:45,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:45,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:45,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:45,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:45,634 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:45,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:45,636 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:45,640 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 13:51:45,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:45,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:45,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:45,642 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:45,643 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:45,643 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:45,646 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:45,650 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 13:51:45,652 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:45,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:45,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:45,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:45,652 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:45,653 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:45,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:45,654 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:45,658 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 13:51:45,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:45,659 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:45,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:45,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:45,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:45,659 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:45,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:45,661 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:45,664 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 13:51:45,666 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:45,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:45,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:45,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:45,668 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:45,668 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:45,670 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:45,674 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 13:51:45,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:45,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:45,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:45,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:45,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:45,676 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:45,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:45,678 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:45,681 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 13:51:45,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:45,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:45,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:45,683 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:45,686 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:45,686 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:45,691 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:45,696 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 13:51:45,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:45,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:45,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:45,698 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:45,704 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:45,704 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:45,719 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 13:51:45,742 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2019-12-07 13:51:45,742 INFO L444 ModelExtractionUtils]: 25 out of 34 variables were initially zero. Simplification set additionally 5 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:45,752 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 13:51:45,756 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-12-07 13:51:45,756 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 13:51:45,757 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_fun_~a.offset, ULTIMATE.start_test_fun_~i~0, v_rep(select #length ULTIMATE.start_test_fun_~a.base)_1) = -1*ULTIMATE.start_test_fun_~a.offset - 4*ULTIMATE.start_test_fun_~i~0 + 1*v_rep(select #length ULTIMATE.start_test_fun_~a.base)_1 Supporting invariants [] [2019-12-07 13:51:45,767 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2019-12-07 13:51:45,773 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-07 13:51:45,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:45,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:51:45,802 INFO L264 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 13:51:45,803 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:51:45,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:51:45,813 INFO L264 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 13:51:45,813 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:51:45,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:51:45,827 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-12-07 13:51:45,827 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4 Second operand 4 states. [2019-12-07 13:51:45,864 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4. Second operand 4 states. Result 18 states and 24 transitions. Complement of second has 6 states. [2019-12-07 13:51:45,865 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-12-07 13:51:45,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-12-07 13:51:45,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 14 transitions. [2019-12-07 13:51:45,867 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 4 letters. Loop has 6 letters. [2019-12-07 13:51:45,867 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 13:51:45,868 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 10 letters. Loop has 6 letters. [2019-12-07 13:51:45,868 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 13:51:45,868 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 4 letters. Loop has 12 letters. [2019-12-07 13:51:45,868 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 13:51:45,868 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 24 transitions. [2019-12-07 13:51:45,869 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2019-12-07 13:51:45,870 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 17 states and 23 transitions. [2019-12-07 13:51:45,870 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2019-12-07 13:51:45,870 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2019-12-07 13:51:45,870 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 23 transitions. [2019-12-07 13:51:45,870 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 13:51:45,870 INFO L688 BuchiCegarLoop]: Abstraction has 17 states and 23 transitions. [2019-12-07 13:51:45,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 23 transitions. [2019-12-07 13:51:45,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 15. [2019-12-07 13:51:45,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2019-12-07 13:51:45,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 21 transitions. [2019-12-07 13:51:45,872 INFO L711 BuchiCegarLoop]: Abstraction has 15 states and 21 transitions. [2019-12-07 13:51:45,872 INFO L591 BuchiCegarLoop]: Abstraction has 15 states and 21 transitions. [2019-12-07 13:51:45,872 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-12-07 13:51:45,872 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 21 transitions. [2019-12-07 13:51:45,873 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2019-12-07 13:51:45,873 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:51:45,873 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:51:45,873 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-12-07 13:51:45,873 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-12-07 13:51:45,873 INFO L794 eck$LassoCheckResult]: Stem: 131#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 129#L-1 havoc main_#res;havoc main_#t~nondet11, main_#t~malloc12.base, main_#t~malloc12.offset, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet11;havoc main_#t~nondet11; 130#L565 assume !(main_~array_size~0 < 1); 132#L565-2 call main_#t~malloc12.base, main_#t~malloc12.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc12.base, main_#t~malloc12.offset;test_fun_#in~a.base, test_fun_#in~a.offset, test_fun_#in~N := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc test_fun_#t~mem4, test_fun_#t~post5, test_fun_#t~post6, test_fun_#t~mem3, test_fun_#t~mem8, test_fun_#t~post9, test_fun_#t~post10, test_fun_#t~mem7, test_fun_#t~post2, test_fun_~a.base, test_fun_~a.offset, test_fun_~N, test_fun_~i~0, test_fun_~pos~0, test_fun_~neg~0;test_fun_~a.base, test_fun_~a.offset := test_fun_#in~a.base, test_fun_#in~a.offset;test_fun_~N := test_fun_#in~N;havoc test_fun_~i~0;test_fun_~pos~0 := 0;test_fun_~neg~0 := 0;test_fun_~i~0 := 0; 133#L552-3 assume !!(test_fun_~i~0 < test_fun_~N); 136#L553-3 [2019-12-07 13:51:45,874 INFO L796 eck$LassoCheckResult]: Loop: 136#L553-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 134#L553-1 assume !!(test_fun_#t~mem3 < 0);havoc test_fun_#t~mem3;call test_fun_#t~mem4 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);test_fun_#t~post5 := test_fun_#t~mem4;call write~int(1 + test_fun_#t~post5, test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);havoc test_fun_#t~post5;havoc test_fun_#t~mem4;test_fun_#t~post6 := test_fun_~neg~0;test_fun_~neg~0 := 1 + test_fun_#t~post6;havoc test_fun_#t~post6; 136#L553-3 [2019-12-07 13:51:45,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:45,874 INFO L82 PathProgramCache]: Analyzing trace with hash 28695756, now seen corresponding path program 1 times [2019-12-07 13:51:45,874 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:51:45,874 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576052946] [2019-12-07 13:51:45,874 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:51:45,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:45,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:45,888 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:51:45,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:45,889 INFO L82 PathProgramCache]: Analyzing trace with hash 1670, now seen corresponding path program 1 times [2019-12-07 13:51:45,889 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:51:45,889 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493510811] [2019-12-07 13:51:45,889 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:51:45,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:45,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:45,898 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:51:45,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:45,898 INFO L82 PathProgramCache]: Analyzing trace with hash 1806818449, now seen corresponding path program 1 times [2019-12-07 13:51:45,898 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:51:45,899 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411654665] [2019-12-07 13:51:45,899 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:51:45,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:45,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:45,919 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:51:46,065 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 13:51:46,065 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 13:51:46,065 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 13:51:46,065 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 13:51:46,065 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 13:51:46,065 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:51:46,065 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 13:51:46,066 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 13:51:46,066 INFO L133 ssoRankerPreferences]: Filename of dumped script: array02-alloca-1.i_Iteration3_Lasso [2019-12-07 13:51:46,066 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 13:51:46,066 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 13:51:46,069 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 13:51:46,070 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 13:51:46,071 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 13:51:46,072 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 13:51:46,074 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 13:51:46,075 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 13:51:46,076 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 13:51:46,078 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 13:51:46,079 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 13:51:46,080 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 13:51:46,083 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 13:51:46,085 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 13:51:46,087 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 13:51:46,158 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 13:51:46,159 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 13:51:46,161 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 13:51:46,162 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 13:51:46,163 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 13:51:46,165 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 13:51:46,366 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 13:51:46,366 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:46,376 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 13:51:46,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:46,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:46,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:46,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:46,378 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:46,378 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:46,378 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:46,379 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:46,384 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 13:51:46,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:46,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:46,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:46,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:46,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:46,385 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:46,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:46,386 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:46,390 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 13:51:46,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:46,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:46,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:46,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:46,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:46,392 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:46,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:46,393 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:46,398 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 13:51:46,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:46,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:46,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:46,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:46,399 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:46,399 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:46,399 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:46,401 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:46,405 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 13:51:46,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:46,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:46,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:46,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:46,407 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:46,407 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:46,410 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:46,414 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 13:51:46,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:46,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:46,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:46,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:46,415 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:46,416 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:46,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:46,417 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:46,421 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 13:51:46,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:46,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:46,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:46,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:46,424 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:46,424 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:46,426 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:46,430 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 13:51:46,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:46,432 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:46,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:46,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:46,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:46,432 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:46,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:46,434 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:46,438 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 13:51:46,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:46,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:46,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:46,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:46,439 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:46,439 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:46,439 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:46,441 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:46,444 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 13:51:46,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:46,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:46,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:46,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:46,446 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:46,446 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:46,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:46,447 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:46,452 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 13:51:46,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:46,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:46,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:46,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:46,454 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:46,454 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:46,457 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:46,461 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 13:51:46,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:46,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:46,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:46,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:46,463 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:46,464 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:46,466 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:46,469 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 13:51:46,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:46,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:46,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:46,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:46,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:46,471 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:46,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:46,473 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 13:51:46,475 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2019-12-07 13:51:46,475 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:46,478 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 13:51:46,478 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-12-07 13:51:46,478 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 13:51:46,478 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ (* ULTIMATE.start_test_fun_~i~0 4) ULTIMATE.start_test_fun_~a.offset))_2) = -1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ (* ULTIMATE.start_test_fun_~i~0 4) ULTIMATE.start_test_fun_~a.offset))_2 Supporting invariants [] [2019-12-07 13:51:46,484 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2019-12-07 13:51:46,485 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 13:51:46,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:46,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:51:46,504 INFO L264 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 13:51:46,504 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:51:46,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:51:46,510 INFO L264 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 13:51:46,511 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:51:46,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:51:46,523 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-12-07 13:51:46,523 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 21 transitions. cyclomatic complexity: 9 Second operand 3 states. [2019-12-07 13:51:46,540 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 21 transitions. cyclomatic complexity: 9. Second operand 3 states. Result 32 states and 42 transitions. Complement of second has 7 states. [2019-12-07 13:51:46,541 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-12-07 13:51:46,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-12-07 13:51:46,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2019-12-07 13:51:46,541 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 5 letters. Loop has 2 letters. [2019-12-07 13:51:46,541 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 13:51:46,541 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 7 letters. Loop has 2 letters. [2019-12-07 13:51:46,541 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 13:51:46,542 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 5 letters. Loop has 4 letters. [2019-12-07 13:51:46,542 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 13:51:46,542 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 42 transitions. [2019-12-07 13:51:46,543 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2019-12-07 13:51:46,543 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 27 states and 37 transitions. [2019-12-07 13:51:46,543 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2019-12-07 13:51:46,544 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2019-12-07 13:51:46,544 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 37 transitions. [2019-12-07 13:51:46,544 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 13:51:46,544 INFO L688 BuchiCegarLoop]: Abstraction has 27 states and 37 transitions. [2019-12-07 13:51:46,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 37 transitions. [2019-12-07 13:51:46,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 22. [2019-12-07 13:51:46,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2019-12-07 13:51:46,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 31 transitions. [2019-12-07 13:51:46,546 INFO L711 BuchiCegarLoop]: Abstraction has 22 states and 31 transitions. [2019-12-07 13:51:46,546 INFO L591 BuchiCegarLoop]: Abstraction has 22 states and 31 transitions. [2019-12-07 13:51:46,546 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-12-07 13:51:46,546 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 31 transitions. [2019-12-07 13:51:46,546 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2019-12-07 13:51:46,546 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:51:46,547 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:51:46,547 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:51:46,547 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-12-07 13:51:46,547 INFO L794 eck$LassoCheckResult]: Stem: 237#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 233#L-1 havoc main_#res;havoc main_#t~nondet11, main_#t~malloc12.base, main_#t~malloc12.offset, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet11;havoc main_#t~nondet11; 234#L565 assume !(main_~array_size~0 < 1); 235#L565-2 call main_#t~malloc12.base, main_#t~malloc12.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc12.base, main_#t~malloc12.offset;test_fun_#in~a.base, test_fun_#in~a.offset, test_fun_#in~N := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc test_fun_#t~mem4, test_fun_#t~post5, test_fun_#t~post6, test_fun_#t~mem3, test_fun_#t~mem8, test_fun_#t~post9, test_fun_#t~post10, test_fun_#t~mem7, test_fun_#t~post2, test_fun_~a.base, test_fun_~a.offset, test_fun_~N, test_fun_~i~0, test_fun_~pos~0, test_fun_~neg~0;test_fun_~a.base, test_fun_~a.offset := test_fun_#in~a.base, test_fun_#in~a.offset;test_fun_~N := test_fun_#in~N;havoc test_fun_~i~0;test_fun_~pos~0 := 0;test_fun_~neg~0 := 0;test_fun_~i~0 := 0; 236#L552-3 assume !!(test_fun_~i~0 < test_fun_~N); 251#L553-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 238#L553-1 assume !(test_fun_#t~mem3 < 0);havoc test_fun_#t~mem3; 239#L557-2 [2019-12-07 13:51:46,547 INFO L796 eck$LassoCheckResult]: Loop: 239#L557-2 call test_fun_#t~mem7 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 242#L557 assume !!(test_fun_#t~mem7 > 0);havoc test_fun_#t~mem7;call test_fun_#t~mem8 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);test_fun_#t~post9 := test_fun_#t~mem8;call write~int(test_fun_#t~post9 - 1, test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);havoc test_fun_#t~post9;havoc test_fun_#t~mem8;test_fun_#t~post10 := test_fun_~pos~0;test_fun_~pos~0 := 1 + test_fun_#t~post10;havoc test_fun_#t~post10; 239#L557-2 [2019-12-07 13:51:46,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:46,547 INFO L82 PathProgramCache]: Analyzing trace with hash 1806818447, now seen corresponding path program 1 times [2019-12-07 13:51:46,547 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:51:46,547 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260502971] [2019-12-07 13:51:46,548 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:51:46,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:46,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:46,563 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:51:46,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:46,564 INFO L82 PathProgramCache]: Analyzing trace with hash 2054, now seen corresponding path program 1 times [2019-12-07 13:51:46,564 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:51:46,564 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343592033] [2019-12-07 13:51:46,564 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:51:46,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:46,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:46,570 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:51:46,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:46,570 INFO L82 PathProgramCache]: Analyzing trace with hash 1185741076, now seen corresponding path program 1 times [2019-12-07 13:51:46,570 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:51:46,571 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985931499] [2019-12-07 13:51:46,571 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:51:46,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:46,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:46,587 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:51:46,740 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 13:51:46,740 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 13:51:46,740 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 13:51:46,740 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 13:51:46,740 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 13:51:46,740 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:51:46,740 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 13:51:46,740 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 13:51:46,740 INFO L133 ssoRankerPreferences]: Filename of dumped script: array02-alloca-1.i_Iteration4_Lasso [2019-12-07 13:51:46,741 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 13:51:46,741 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 13:51:46,743 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 13:51:46,745 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 13:51:46,748 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 13:51:46,749 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 13:51:46,750 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 13:51:46,752 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 13:51:46,756 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 13:51:46,757 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 13:51:46,758 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 13:51:46,760 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 13:51:46,761 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 13:51:46,762 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 13:51:46,765 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 13:51:46,766 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 13:51:46,768 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 13:51:46,769 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 13:51:46,770 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 13:51:46,874 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 13:51:46,875 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 13:51:47,058 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 13:51:47,058 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,061 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 13:51:47,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:47,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,062 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:47,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:47,063 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,068 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 13:51:47,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,071 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:47,071 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:47,074 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,077 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 13:51:47,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,078 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,079 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:47,080 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:47,082 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,086 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 13:51:47,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:47,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,088 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,088 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:47,088 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:47,089 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,093 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 13:51:47,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:47,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,095 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:47,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:47,096 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,101 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 13:51:47,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,103 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:47,103 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:47,106 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,110 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 13:51:47,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:47,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,112 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,112 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:47,112 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:47,113 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,117 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 13:51:47,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:47,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:47,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:47,120 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,124 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 13:51:47,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,125 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,126 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:47,126 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:47,129 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,132 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 13:51:47,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:47,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,134 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:47,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:47,135 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,138 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 13:51:47,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:47,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,141 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,141 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:47,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:47,142 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,146 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 13:51:47,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,147 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,148 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:47,148 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:47,152 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,155 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 13:51:47,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,158 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:47,158 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:47,160 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,164 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 13:51:47,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:47,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,166 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:47,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:47,167 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,171 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 13:51:47,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,172 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:47,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,173 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:47,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:47,174 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,178 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 13:51:47,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:47,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,180 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:47,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:47,181 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,185 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 13:51:47,186 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,187 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,189 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:47,189 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:47,195 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 13:51:47,203 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2019-12-07 13:51:47,203 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,206 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 13:51:47,208 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-12-07 13:51:47,208 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 13:51:47,208 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ (* ULTIMATE.start_test_fun_~i~0 4) ULTIMATE.start_test_fun_~a.offset))_3) = 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ (* ULTIMATE.start_test_fun_~i~0 4) ULTIMATE.start_test_fun_~a.offset))_3 Supporting invariants [] [2019-12-07 13:51:47,217 INFO L297 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2019-12-07 13:51:47,218 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 13:51:47,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:47,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:51:47,243 INFO L264 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 13:51:47,243 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:51:47,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:51:47,247 INFO L264 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 13:51:47,248 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:51:47,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:51:47,255 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-12-07 13:51:47,256 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 31 transitions. cyclomatic complexity: 14 Second operand 3 states. [2019-12-07 13:51:47,269 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 31 transitions. cyclomatic complexity: 14. Second operand 3 states. Result 31 states and 42 transitions. Complement of second has 7 states. [2019-12-07 13:51:47,269 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-12-07 13:51:47,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-12-07 13:51:47,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2019-12-07 13:51:47,269 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 7 letters. Loop has 2 letters. [2019-12-07 13:51:47,269 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 13:51:47,269 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 9 letters. Loop has 2 letters. [2019-12-07 13:51:47,270 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 13:51:47,270 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 7 letters. Loop has 4 letters. [2019-12-07 13:51:47,270 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 13:51:47,270 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 42 transitions. [2019-12-07 13:51:47,271 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2019-12-07 13:51:47,271 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 22 states and 29 transitions. [2019-12-07 13:51:47,271 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2019-12-07 13:51:47,271 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2019-12-07 13:51:47,271 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 29 transitions. [2019-12-07 13:51:47,271 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 13:51:47,271 INFO L688 BuchiCegarLoop]: Abstraction has 22 states and 29 transitions. [2019-12-07 13:51:47,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 29 transitions. [2019-12-07 13:51:47,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 21. [2019-12-07 13:51:47,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2019-12-07 13:51:47,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 28 transitions. [2019-12-07 13:51:47,273 INFO L711 BuchiCegarLoop]: Abstraction has 21 states and 28 transitions. [2019-12-07 13:51:47,273 INFO L591 BuchiCegarLoop]: Abstraction has 21 states and 28 transitions. [2019-12-07 13:51:47,273 INFO L424 BuchiCegarLoop]: ======== Iteration 5============ [2019-12-07 13:51:47,273 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 28 transitions. [2019-12-07 13:51:47,274 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2019-12-07 13:51:47,274 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:51:47,274 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:51:47,274 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:51:47,274 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-12-07 13:51:47,274 INFO L794 eck$LassoCheckResult]: Stem: 355#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 353#L-1 havoc main_#res;havoc main_#t~nondet11, main_#t~malloc12.base, main_#t~malloc12.offset, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet11;havoc main_#t~nondet11; 354#L565 assume !(main_~array_size~0 < 1); 356#L565-2 call main_#t~malloc12.base, main_#t~malloc12.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc12.base, main_#t~malloc12.offset;test_fun_#in~a.base, test_fun_#in~a.offset, test_fun_#in~N := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc test_fun_#t~mem4, test_fun_#t~post5, test_fun_#t~post6, test_fun_#t~mem3, test_fun_#t~mem8, test_fun_#t~post9, test_fun_#t~post10, test_fun_#t~mem7, test_fun_#t~post2, test_fun_~a.base, test_fun_~a.offset, test_fun_~N, test_fun_~i~0, test_fun_~pos~0, test_fun_~neg~0;test_fun_~a.base, test_fun_~a.offset := test_fun_#in~a.base, test_fun_#in~a.offset;test_fun_~N := test_fun_#in~N;havoc test_fun_~i~0;test_fun_~pos~0 := 0;test_fun_~neg~0 := 0;test_fun_~i~0 := 0; 357#L552-3 assume !!(test_fun_~i~0 < test_fun_~N); 362#L553-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 373#L553-1 assume !(test_fun_#t~mem3 < 0);havoc test_fun_#t~mem3; 372#L557-2 call test_fun_#t~mem7 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 364#L557 assume !(test_fun_#t~mem7 > 0);havoc test_fun_#t~mem7; 365#L552-2 test_fun_#t~post2 := test_fun_~i~0;test_fun_~i~0 := 1 + test_fun_#t~post2;havoc test_fun_#t~post2; 366#L552-3 assume !!(test_fun_~i~0 < test_fun_~N); 360#L553-3 [2019-12-07 13:51:47,274 INFO L796 eck$LassoCheckResult]: Loop: 360#L553-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 358#L553-1 assume !!(test_fun_#t~mem3 < 0);havoc test_fun_#t~mem3;call test_fun_#t~mem4 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);test_fun_#t~post5 := test_fun_#t~mem4;call write~int(1 + test_fun_#t~post5, test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);havoc test_fun_#t~post5;havoc test_fun_#t~mem4;test_fun_#t~post6 := test_fun_~neg~0;test_fun_~neg~0 := 1 + test_fun_#t~post6;havoc test_fun_#t~post6; 360#L553-3 [2019-12-07 13:51:47,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:47,275 INFO L82 PathProgramCache]: Analyzing trace with hash 1330840024, now seen corresponding path program 2 times [2019-12-07 13:51:47,275 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:51:47,275 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731624769] [2019-12-07 13:51:47,275 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:51:47,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:47,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:47,289 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:51:47,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:47,289 INFO L82 PathProgramCache]: Analyzing trace with hash 1670, now seen corresponding path program 2 times [2019-12-07 13:51:47,289 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:51:47,289 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68393027] [2019-12-07 13:51:47,289 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:51:47,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:47,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:47,295 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:51:47,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:47,296 INFO L82 PathProgramCache]: Analyzing trace with hash -962990435, now seen corresponding path program 1 times [2019-12-07 13:51:47,296 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:51:47,296 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899854878] [2019-12-07 13:51:47,296 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:51:47,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:47,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:47,312 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:51:47,435 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 70 [2019-12-07 13:51:47,473 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 13:51:47,473 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 13:51:47,473 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 13:51:47,473 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 13:51:47,473 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 13:51:47,474 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:51:47,474 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 13:51:47,474 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 13:51:47,474 INFO L133 ssoRankerPreferences]: Filename of dumped script: array02-alloca-1.i_Iteration5_Lasso [2019-12-07 13:51:47,474 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 13:51:47,474 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 13:51:47,475 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 13:51:47,477 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 13:51:47,478 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 13:51:47,480 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 13:51:47,481 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 13:51:47,482 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 13:51:47,483 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 13:51:47,484 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 13:51:47,485 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 13:51:47,487 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 13:51:47,488 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 13:51:47,490 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 13:51:47,491 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 13:51:47,492 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 13:51:47,493 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 13:51:47,494 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 13:51:47,495 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 13:51:47,496 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 13:51:47,497 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 13:51:47,747 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 13:51:47,747 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,750 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 13:51:47,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,751 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,752 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:47,752 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:47,754 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,757 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 13:51:47,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:47,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,759 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:47,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:47,760 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,764 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 13:51:47,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,766 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:47,766 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:47,768 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,772 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 13:51:47,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:47,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,774 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:47,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:47,775 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,779 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 13:51:47,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:47,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,781 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,781 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:47,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:47,783 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,786 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 13:51:47,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:47,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,788 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:47,788 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:47,789 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,792 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 13:51:47,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,794 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:47,794 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:47,797 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,800 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 13:51:47,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:47,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,802 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:47,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:47,803 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,807 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 13:51:47,808 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,809 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:47,809 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:47,812 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,816 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 13:51:47,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,817 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:47,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,817 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:47,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:47,818 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,823 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 13:51:47,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,826 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:47,826 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:47,830 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,834 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 13:51:47,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,835 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,836 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:47,836 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:47,838 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,842 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 13:51:47,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:47,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,843 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,843 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:47,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:47,845 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,849 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 13:51:47,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:47,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,850 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:47,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:47,851 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,855 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 13:51:47,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:47,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,856 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:47,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:47,857 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,860 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 13:51:47,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:47,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,862 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:47,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:47,863 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,866 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 13:51:47,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:47,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,868 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:47,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:47,869 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,873 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 13:51:47,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,875 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:47,875 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:47,878 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,882 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 13:51:47,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,885 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:47,885 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:47,890 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,894 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 13:51:47,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,898 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:47,898 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:47,902 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,906 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 13:51:47,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,911 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:47,911 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:47,922 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,926 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 13:51:47,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,928 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:47,928 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:47,931 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,935 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 13:51:47,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,936 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,937 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:47,937 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:47,940 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,944 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 13:51:47,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:47,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:51:47,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:47,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:47,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:47,946 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:51:47,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:51:47,948 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 13:51:47,949 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2019-12-07 13:51:47,950 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:47,952 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 13:51:47,952 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-12-07 13:51:47,952 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 13:51:47,953 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ ULTIMATE.start_test_fun_~a.offset (* ULTIMATE.start_test_fun_~i~0 4)))_2) = -1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ ULTIMATE.start_test_fun_~a.offset (* ULTIMATE.start_test_fun_~i~0 4)))_2 Supporting invariants [] [2019-12-07 13:51:47,961 INFO L297 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2019-12-07 13:51:47,962 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 13:51:47,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:51:47,976 INFO L264 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 13:51:47,977 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:51:47,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:51:47,981 INFO L264 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 13:51:47,981 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:51:47,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:51:47,989 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-12-07 13:51:47,990 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12 Second operand 3 states. [2019-12-07 13:51:48,007 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12. Second operand 3 states. Result 31 states and 39 transitions. Complement of second has 7 states. [2019-12-07 13:51:48,007 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-12-07 13:51:48,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-12-07 13:51:48,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2019-12-07 13:51:48,008 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 11 letters. Loop has 2 letters. [2019-12-07 13:51:48,008 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 13:51:48,008 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-12-07 13:51:48,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:48,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:51:48,023 INFO L264 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 13:51:48,023 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:51:48,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:51:48,028 INFO L264 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 13:51:48,028 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:51:48,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:51:48,036 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2019-12-07 13:51:48,036 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12 Second operand 3 states. [2019-12-07 13:51:48,048 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12. Second operand 3 states. Result 31 states and 39 transitions. Complement of second has 7 states. [2019-12-07 13:51:48,048 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-12-07 13:51:48,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-12-07 13:51:48,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2019-12-07 13:51:48,049 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 11 letters. Loop has 2 letters. [2019-12-07 13:51:48,049 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 13:51:48,049 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-12-07 13:51:48,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:48,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:51:48,064 INFO L264 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 13:51:48,064 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:51:48,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:51:48,068 INFO L264 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 13:51:48,068 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:51:48,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:51:48,076 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-12-07 13:51:48,076 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12 Second operand 3 states. [2019-12-07 13:51:48,091 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12. Second operand 3 states. Result 42 states and 53 transitions. Complement of second has 6 states. [2019-12-07 13:51:48,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-12-07 13:51:48,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-12-07 13:51:48,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 19 transitions. [2019-12-07 13:51:48,092 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 11 letters. Loop has 2 letters. [2019-12-07 13:51:48,092 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 13:51:48,092 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 13 letters. Loop has 2 letters. [2019-12-07 13:51:48,093 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 13:51:48,093 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 11 letters. Loop has 4 letters. [2019-12-07 13:51:48,093 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 13:51:48,093 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 53 transitions. [2019-12-07 13:51:48,095 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-12-07 13:51:48,095 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 32 states and 42 transitions. [2019-12-07 13:51:48,095 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2019-12-07 13:51:48,095 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2019-12-07 13:51:48,095 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 42 transitions. [2019-12-07 13:51:48,095 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 13:51:48,095 INFO L688 BuchiCegarLoop]: Abstraction has 32 states and 42 transitions. [2019-12-07 13:51:48,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 42 transitions. [2019-12-07 13:51:48,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 24. [2019-12-07 13:51:48,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2019-12-07 13:51:48,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 32 transitions. [2019-12-07 13:51:48,097 INFO L711 BuchiCegarLoop]: Abstraction has 24 states and 32 transitions. [2019-12-07 13:51:48,097 INFO L591 BuchiCegarLoop]: Abstraction has 24 states and 32 transitions. [2019-12-07 13:51:48,097 INFO L424 BuchiCegarLoop]: ======== Iteration 6============ [2019-12-07 13:51:48,097 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 32 transitions. [2019-12-07 13:51:48,098 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-12-07 13:51:48,098 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:51:48,098 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:51:48,098 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:51:48,098 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-12-07 13:51:48,098 INFO L794 eck$LassoCheckResult]: Stem: 654#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 652#L-1 havoc main_#res;havoc main_#t~nondet11, main_#t~malloc12.base, main_#t~malloc12.offset, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet11;havoc main_#t~nondet11; 653#L565 assume !(main_~array_size~0 < 1); 655#L565-2 call main_#t~malloc12.base, main_#t~malloc12.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc12.base, main_#t~malloc12.offset;test_fun_#in~a.base, test_fun_#in~a.offset, test_fun_#in~N := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc test_fun_#t~mem4, test_fun_#t~post5, test_fun_#t~post6, test_fun_#t~mem3, test_fun_#t~mem8, test_fun_#t~post9, test_fun_#t~post10, test_fun_#t~mem7, test_fun_#t~post2, test_fun_~a.base, test_fun_~a.offset, test_fun_~N, test_fun_~i~0, test_fun_~pos~0, test_fun_~neg~0;test_fun_~a.base, test_fun_~a.offset := test_fun_#in~a.base, test_fun_#in~a.offset;test_fun_~N := test_fun_#in~N;havoc test_fun_~i~0;test_fun_~pos~0 := 0;test_fun_~neg~0 := 0;test_fun_~i~0 := 0; 656#L552-3 assume !!(test_fun_~i~0 < test_fun_~N); 666#L553-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 667#L553-1 assume !(test_fun_#t~mem3 < 0);havoc test_fun_#t~mem3; 663#L557-2 call test_fun_#t~mem7 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 674#L557 assume !(test_fun_#t~mem7 > 0);havoc test_fun_#t~mem7; 669#L552-2 test_fun_#t~post2 := test_fun_~i~0;test_fun_~i~0 := 1 + test_fun_#t~post2;havoc test_fun_#t~post2; 670#L552-3 assume !!(test_fun_~i~0 < test_fun_~N); 664#L553-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 657#L553-1 assume !(test_fun_#t~mem3 < 0);havoc test_fun_#t~mem3; 658#L557-2 [2019-12-07 13:51:48,098 INFO L796 eck$LassoCheckResult]: Loop: 658#L557-2 call test_fun_#t~mem7 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 661#L557 assume !!(test_fun_#t~mem7 > 0);havoc test_fun_#t~mem7;call test_fun_#t~mem8 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);test_fun_#t~post9 := test_fun_#t~mem8;call write~int(test_fun_#t~post9 - 1, test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);havoc test_fun_#t~post9;havoc test_fun_#t~mem8;test_fun_#t~post10 := test_fun_~pos~0;test_fun_~pos~0 := 1 + test_fun_#t~post10;havoc test_fun_#t~post10; 658#L557-2 [2019-12-07 13:51:48,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:48,099 INFO L82 PathProgramCache]: Analyzing trace with hash -962990437, now seen corresponding path program 3 times [2019-12-07 13:51:48,099 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:51:48,099 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342957908] [2019-12-07 13:51:48,099 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:51:48,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:48,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:48,112 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:51:48,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:48,112 INFO L82 PathProgramCache]: Analyzing trace with hash 2054, now seen corresponding path program 2 times [2019-12-07 13:51:48,112 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:51:48,112 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125326739] [2019-12-07 13:51:48,112 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:51:48,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:48,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:48,117 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:51:48,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:48,117 INFO L82 PathProgramCache]: Analyzing trace with hash -2015840224, now seen corresponding path program 1 times [2019-12-07 13:51:48,118 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:51:48,118 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539035971] [2019-12-07 13:51:48,118 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:51:48,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:48,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:51:48,133 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:51:48,288 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 80 [2019-12-07 13:51:48,333 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 13:51:48,334 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 13:51:48,334 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 13:51:48,334 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 13:51:48,334 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 13:51:48,334 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:51:48,334 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 13:51:48,334 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 13:51:48,334 INFO L133 ssoRankerPreferences]: Filename of dumped script: array02-alloca-1.i_Iteration6_Lasso [2019-12-07 13:51:48,334 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 13:51:48,334 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 13:51:48,336 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 13:51:48,338 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 13:51:48,429 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 13:51:48,430 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 13:51:48,431 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 13:51:48,432 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 13:51:48,433 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 13:51:48,434 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 13:51:48,436 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 13:51:48,437 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 13:51:48,438 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 13:51:48,439 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 13:51:48,441 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 13:51:48,442 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 13:51:48,444 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 13:51:48,445 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 13:51:48,446 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 13:51:48,447 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 13:51:48,448 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 13:51:48,640 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 13:51:48,640 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:48,642 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 13:51:48,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:48,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:48,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:48,644 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:48,645 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:48,645 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:48,648 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:48,661 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 13:51:48,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:48,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:48,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:48,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:48,667 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:48,667 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:48,679 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:48,683 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 13:51:48,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:48,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:48,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:48,685 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:48,687 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:48,687 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:48,692 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:48,696 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 13:51:48,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:48,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:48,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:48,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:48,698 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:48,698 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:48,701 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:48,705 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 13:51:48,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:48,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:48,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:48,706 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:48,707 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:48,707 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:48,709 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:48,713 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 13:51:48,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:48,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:48,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:48,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:48,716 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:48,716 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:48,720 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:48,724 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 13:51:48,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:51:48,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:51:48,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:51:48,726 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:51:48,727 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:51:48,727 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:51:48,731 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 13:51:48,736 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2019-12-07 13:51:48,736 INFO L444 ModelExtractionUtils]: 2 out of 7 variables were initially zero. Simplification set additionally 3 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_91fb94c6-4054-4e4c-817b-250c0dc8b749/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 13:51:48,739 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 13:51:48,742 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-12-07 13:51:48,742 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 13:51:48,742 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ ULTIMATE.start_test_fun_~a.offset (* ULTIMATE.start_test_fun_~i~0 4)))_3) = 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ ULTIMATE.start_test_fun_~a.offset (* ULTIMATE.start_test_fun_~i~0 4)))_3 Supporting invariants [] [2019-12-07 13:51:48,752 INFO L297 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2019-12-07 13:51:48,753 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 13:51:48,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:48,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:51:48,770 INFO L264 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 13:51:48,770 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:51:48,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:51:48,775 INFO L264 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 13:51:48,775 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:51:48,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:51:48,783 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-12-07 13:51:48,783 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13 Second operand 3 states. [2019-12-07 13:51:48,796 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13. Second operand 3 states. Result 28 states and 36 transitions. Complement of second has 7 states. [2019-12-07 13:51:48,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-12-07 13:51:48,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-12-07 13:51:48,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2019-12-07 13:51:48,797 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 13 letters. Loop has 2 letters. [2019-12-07 13:51:48,797 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 13:51:48,797 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-12-07 13:51:48,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:48,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:51:48,813 INFO L264 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 13:51:48,814 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:51:48,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:51:48,817 INFO L264 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 13:51:48,818 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:51:48,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:51:48,826 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2019-12-07 13:51:48,826 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13 Second operand 3 states. [2019-12-07 13:51:48,836 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13. Second operand 3 states. Result 28 states and 36 transitions. Complement of second has 7 states. [2019-12-07 13:51:48,836 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-12-07 13:51:48,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-12-07 13:51:48,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2019-12-07 13:51:48,837 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 13 letters. Loop has 2 letters. [2019-12-07 13:51:48,837 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 13:51:48,837 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-12-07 13:51:48,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:51:48,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:51:48,854 INFO L264 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 13:51:48,854 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:51:48,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:51:48,858 INFO L264 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 13:51:48,858 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:51:48,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:51:48,867 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-12-07 13:51:48,867 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13 Second operand 3 states. [2019-12-07 13:51:48,879 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13. Second operand 3 states. Result 30 states and 40 transitions. Complement of second has 6 states. [2019-12-07 13:51:48,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-12-07 13:51:48,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-12-07 13:51:48,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 17 transitions. [2019-12-07 13:51:48,880 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 13 letters. Loop has 2 letters. [2019-12-07 13:51:48,880 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 13:51:48,880 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 15 letters. Loop has 2 letters. [2019-12-07 13:51:48,880 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 13:51:48,880 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 13 letters. Loop has 4 letters. [2019-12-07 13:51:48,880 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 13:51:48,881 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 40 transitions. [2019-12-07 13:51:48,881 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-12-07 13:51:48,881 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 0 states and 0 transitions. [2019-12-07 13:51:48,881 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-12-07 13:51:48,882 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-12-07 13:51:48,882 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-12-07 13:51:48,882 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 13:51:48,882 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 13:51:48,882 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 13:51:48,882 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 13:51:48,882 INFO L424 BuchiCegarLoop]: ======== Iteration 7============ [2019-12-07 13:51:48,882 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-12-07 13:51:48,882 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-12-07 13:51:48,882 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-12-07 13:51:48,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 01:51:48 BoogieIcfgContainer [2019-12-07 13:51:48,886 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-12-07 13:51:48,887 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 13:51:48,887 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 13:51:48,887 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 13:51:48,887 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:51:44" (3/4) ... [2019-12-07 13:51:48,890 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 13:51:48,890 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 13:51:48,891 INFO L168 Benchmark]: Toolchain (without parser) took 4692.76 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 311.4 MB). Free memory was 936.6 MB in the beginning and 1.2 GB in the end (delta: -287.3 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2019-12-07 13:51:48,891 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 954.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:51:48,891 INFO L168 Benchmark]: CACSL2BoogieTranslator took 294.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 935.2 MB in the beginning and 1.1 GB in the end (delta: -181.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2019-12-07 13:51:48,892 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.86 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-12-07 13:51:48,892 INFO L168 Benchmark]: Boogie Preprocessor took 17.47 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-12-07 13:51:48,893 INFO L168 Benchmark]: RCFGBuilder took 193.22 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: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-12-07 13:51:48,893 INFO L168 Benchmark]: BuchiAutomizer took 4154.50 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 178.8 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -133.8 MB). Peak memory consumption was 45.0 MB. Max. memory is 11.5 GB. [2019-12-07 13:51:48,893 INFO L168 Benchmark]: Witness Printer took 2.87 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:51:48,896 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 954.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 294.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 935.2 MB in the beginning and 1.1 GB in the end (delta: -181.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.86 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.47 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 193.22 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: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 4154.50 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 178.8 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -133.8 MB). Peak memory consumption was 45.0 MB. Max. memory is 11.5 GB. * Witness Printer took 2.87 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (1 trivial, 3 deterministic, 2 nondeterministic). One deterministic module has affine ranking function -1 * a + -4 * i + unknown-#length-unknown[a] and consists of 4 locations. One deterministic module has affine ranking function -1 * unknown-#memory_int-unknown[a][i * 4 + a] and consists of 4 locations. One deterministic module has affine ranking function unknown-#memory_int-unknown[a][i * 4 + a] and consists of 4 locations. One nondeterministic module has affine ranking function -1 * unknown-#memory_int-unknown[a][a + i * 4] and consists of 4 locations. One nondeterministic module has affine ranking function unknown-#memory_int-unknown[a][a + i * 4] and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 2 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.1s and 7 iterations. TraceHistogramMax:2. Analysis of lassos took 3.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 16 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 24 states and ocurred in iteration 5. Nontrivial modules had stage [3, 0, 2, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 99 SDtfs, 94 SDslu, 9 SDs, 0 SdLazy, 105 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso5 LassoPreprocessingBenchmarks: Lassos: inital153 mio100 ax111 hnf99 lsp80 ukn75 mio100 lsp54 div100 bol100 ite100 ukn100 eq177 hnf89 smp100 dnf100 smp100 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 10ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...