./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/a.09_assume-alloca_true-termination_true-no-overflow.c.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7ef8ceca-6778-498c-bf80-d575951b7fe4/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7ef8ceca-6778-498c-bf80-d575951b7fe4/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7ef8ceca-6778-498c-bf80-d575951b7fe4/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7ef8ceca-6778-498c-bf80-d575951b7fe4/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/a.09_assume-alloca_true-termination_true-no-overflow.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_7ef8ceca-6778-498c-bf80-d575951b7fe4/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7ef8ceca-6778-498c-bf80-d575951b7fe4/bin-2019/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 df4500f5696d99ca846c8b1d02ff521622ca4836 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 12:33:22,621 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:33:22,622 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:33:22,630 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:33:22,631 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:33:22,631 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:33:22,632 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:33:22,633 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:33:22,634 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:33:22,635 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:33:22,636 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:33:22,636 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:33:22,637 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:33:22,637 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:33:22,638 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:33:22,639 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:33:22,640 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:33:22,641 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:33:22,642 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:33:22,643 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:33:22,644 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:33:22,645 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:33:22,646 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:33:22,647 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:33:22,647 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:33:22,648 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:33:22,649 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:33:22,649 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:33:22,650 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:33:22,650 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:33:22,651 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:33:22,651 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:33:22,651 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:33:22,651 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:33:22,652 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:33:22,653 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:33:22,653 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7ef8ceca-6778-498c-bf80-d575951b7fe4/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-18 12:33:22,663 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:33:22,663 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:33:22,664 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:33:22,664 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:33:22,664 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 12:33:22,664 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-18 12:33:22,665 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-18 12:33:22,665 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-18 12:33:22,665 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-18 12:33:22,665 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-18 12:33:22,665 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-18 12:33:22,665 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:33:22,665 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 12:33:22,666 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:33:22,666 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:33:22,666 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-18 12:33:22,666 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-18 12:33:22,666 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-18 12:33:22,666 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:33:22,666 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-18 12:33:22,666 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:33:22,667 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-18 12:33:22,667 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:33:22,667 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:33:22,667 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-18 12:33:22,667 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:33:22,667 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 12:33:22,668 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-18 12:33:22,668 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-18 12:33:22,668 INFO L133 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/working_dir_7ef8ceca-6778-498c-bf80-d575951b7fe4/bin-2019/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 -> df4500f5696d99ca846c8b1d02ff521622ca4836 [2018-11-18 12:33:22,688 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:33:22,694 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:33:22,696 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:33:22,697 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:33:22,697 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:33:22,698 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7ef8ceca-6778-498c-bf80-d575951b7fe4/bin-2019/uautomizer/../../sv-benchmarks/c/termination-memory-alloca/a.09_assume-alloca_true-termination_true-no-overflow.c.i [2018-11-18 12:33:22,732 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7ef8ceca-6778-498c-bf80-d575951b7fe4/bin-2019/uautomizer/data/187b67b09/215042581ee84605bb1163c6df7a0e54/FLAGfbe5dbafa [2018-11-18 12:33:23,084 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:33:23,085 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7ef8ceca-6778-498c-bf80-d575951b7fe4/sv-benchmarks/c/termination-memory-alloca/a.09_assume-alloca_true-termination_true-no-overflow.c.i [2018-11-18 12:33:23,092 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7ef8ceca-6778-498c-bf80-d575951b7fe4/bin-2019/uautomizer/data/187b67b09/215042581ee84605bb1163c6df7a0e54/FLAGfbe5dbafa [2018-11-18 12:33:23,494 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7ef8ceca-6778-498c-bf80-d575951b7fe4/bin-2019/uautomizer/data/187b67b09/215042581ee84605bb1163c6df7a0e54 [2018-11-18 12:33:23,496 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:33:23,497 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 12:33:23,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:33:23,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:33:23,500 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:33:23,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:33:23" (1/1) ... [2018-11-18 12:33:23,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@591e95ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:23, skipping insertion in model container [2018-11-18 12:33:23,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:33:23" (1/1) ... [2018-11-18 12:33:23,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:33:23,534 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:33:23,715 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:33:23,724 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:33:23,751 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:33:23,819 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:33:23,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:23 WrapperNode [2018-11-18 12:33:23,819 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:33:23,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 12:33:23,820 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 12:33:23,820 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 12:33:23,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:23" (1/1) ... [2018-11-18 12:33:23,835 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:23" (1/1) ... [2018-11-18 12:33:23,849 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 12:33:23,850 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:33:23,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:33:23,850 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:33:23,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:23" (1/1) ... [2018-11-18 12:33:23,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:23" (1/1) ... [2018-11-18 12:33:23,857 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:23" (1/1) ... [2018-11-18 12:33:23,857 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:23" (1/1) ... [2018-11-18 12:33:23,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:23" (1/1) ... [2018-11-18 12:33:23,862 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:23" (1/1) ... [2018-11-18 12:33:23,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:23" (1/1) ... [2018-11-18 12:33:23,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:33:23,865 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:33:23,865 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:33:23,865 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:33:23,866 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7ef8ceca-6778-498c-bf80-d575951b7fe4/bin-2019/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 [2018-11-18 12:33:23,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:33:23,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 12:33:23,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 12:33:23,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:33:23,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:33:23,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:33:24,080 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:33:24,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:33:24 BoogieIcfgContainer [2018-11-18 12:33:24,080 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:33:24,081 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-18 12:33:24,081 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-18 12:33:24,083 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-18 12:33:24,084 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 12:33:24,084 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 12:33:23" (1/3) ... [2018-11-18 12:33:24,085 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1cf5b720 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 12:33:24, skipping insertion in model container [2018-11-18 12:33:24,085 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 12:33:24,085 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:33:23" (2/3) ... [2018-11-18 12:33:24,085 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1cf5b720 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 12:33:24, skipping insertion in model container [2018-11-18 12:33:24,085 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 12:33:24,085 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:33:24" (3/3) ... [2018-11-18 12:33:24,087 INFO L375 chiAutomizerObserver]: Analyzing ICFG a.09_assume-alloca_true-termination_true-no-overflow.c.i [2018-11-18 12:33:24,126 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 12:33:24,126 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-18 12:33:24,126 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-18 12:33:24,126 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-18 12:33:24,127 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:33:24,127 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:33:24,127 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-18 12:33:24,127 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:33:24,127 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-18 12:33:24,140 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states. [2018-11-18 12:33:24,155 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2018-11-18 12:33:24,156 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 12:33:24,156 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 12:33:24,160 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2018-11-18 12:33:24,160 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2018-11-18 12:33:24,160 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-18 12:33:24,160 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states. [2018-11-18 12:33:24,161 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2018-11-18 12:33:24,161 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 12:33:24,161 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 12:33:24,161 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2018-11-18 12:33:24,161 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2018-11-18 12:33:24,166 INFO L794 eck$LassoCheckResult]: Stem: 10#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~ret20;assume { :begin_inline_test_fun } true;test_fun_#in~x, test_fun_#in~y, test_fun_#in~z := main_#t~nondet17, main_#t~nondet18, main_#t~nondet19;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~mem5, test_fun_#t~mem6, test_fun_#t~mem12, test_fun_#t~mem13, test_fun_#t~mem14, test_fun_#t~mem15, test_fun_#t~mem7, test_fun_#t~mem8, test_fun_#t~mem10, test_fun_#t~mem9, test_fun_#t~short11, test_fun_#t~mem16, test_fun_~x, test_fun_~y, test_fun_~z, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;test_fun_~z := test_fun_#in~z;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.alloc(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.alloc(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.alloc(4);test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(test_fun_~z, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call test_fun_#t~mem5 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 6#L555true assume !(test_fun_#t~mem5 <= 0);havoc test_fun_#t~mem5; 11#L558-6true [2018-11-18 12:33:24,167 INFO L796 eck$LassoCheckResult]: Loop: 11#L558-6true assume true; 3#L558-1true call test_fun_#t~mem7 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem8 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);test_fun_#t~short11 := test_fun_#t~mem7 >= test_fun_#t~mem8; 5#L558-2true assume test_fun_#t~short11;call test_fun_#t~mem10 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call test_fun_#t~mem9 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short11 := test_fun_#t~mem10 <= 2147483647 - test_fun_#t~mem9; 7#L558-4true assume !!test_fun_#t~short11;havoc test_fun_#t~mem10;havoc test_fun_#t~mem9;havoc test_fun_#t~mem7;havoc test_fun_#t~short11;havoc test_fun_#t~mem8;call test_fun_#t~mem12 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 15#L559true assume !(test_fun_#t~mem12 <= 0);havoc test_fun_#t~mem12;call test_fun_#t~mem14 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call test_fun_#t~mem15 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(test_fun_#t~mem14 + test_fun_#t~mem15, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);havoc test_fun_#t~mem15;havoc test_fun_#t~mem14; 11#L558-6true [2018-11-18 12:33:24,170 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:33:24,171 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2018-11-18 12:33:24,172 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:33:24,172 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:33:24,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:33:24,206 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:33:24,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:33:24,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:33:24,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:33:24,273 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:33:24,273 INFO L82 PathProgramCache]: Analyzing trace with hash 39191314, now seen corresponding path program 1 times [2018-11-18 12:33:24,273 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:33:24,273 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:33:24,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:33:24,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:33:24,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:33:24,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:33:24,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:33:24,297 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:33:24,297 INFO L82 PathProgramCache]: Analyzing trace with hash 178519119, now seen corresponding path program 1 times [2018-11-18 12:33:24,298 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:33:24,298 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:33:24,298 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:33:24,299 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:33:24,299 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:33:24,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:33:24,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:33:24,513 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 60 [2018-11-18 12:33:24,781 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 92 [2018-11-18 12:33:24,869 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 12:33:24,870 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 12:33:24,870 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 12:33:24,871 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 12:33:24,871 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 12:33:24,871 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 12:33:24,871 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 12:33:24,871 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 12:33:24,871 INFO L131 ssoRankerPreferences]: Filename of dumped script: a.09_assume-alloca_true-termination_true-no-overflow.c.i_Iteration1_Lasso [2018-11-18 12:33:24,871 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 12:33:24,872 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 12:33:24,891 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 12:33:24,896 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 12:33:24,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 12:33:24,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 12:33:24,902 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 12:33:24,903 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 12:33:24,912 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 12:33:24,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 12:33:24,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 12:33:24,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 12:33:24,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 12:33:24,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 12:33:24,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 12:33:24,937 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 12:33:24,939 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 12:33:24,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 12:33:24,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 12:33:24,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 12:33:25,155 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 77 [2018-11-18 12:33:25,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 12:33:25,235 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 12:33:25,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 12:33:25,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 12:33:25,587 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 12:33:25,590 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 12:33:25,592 INFO L122 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 [2018-11-18 12:33:25,593 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 12:33:25,593 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 12:33:25,594 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 12:33:25,594 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 12:33:25,594 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 12:33:25,595 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 12:33:25,596 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 12:33:25,597 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 12:33:25,598 INFO L122 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 [2018-11-18 12:33:25,598 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 12:33:25,598 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 12:33:25,599 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 12:33:25,599 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 12:33:25,599 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 12:33:25,599 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 12:33:25,599 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 12:33:25,600 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 12:33:25,600 INFO L122 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 [2018-11-18 12:33:25,601 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 12:33:25,601 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 12:33:25,601 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 12:33:25,601 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 12:33:25,602 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 12:33:25,602 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 12:33:25,602 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 12:33:25,603 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 12:33:25,603 INFO L122 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 [2018-11-18 12:33:25,604 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 12:33:25,604 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 12:33:25,604 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 12:33:25,604 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 12:33:25,604 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 12:33:25,606 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 12:33:25,606 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 12:33:25,607 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 12:33:25,607 INFO L122 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 [2018-11-18 12:33:25,607 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 12:33:25,608 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 12:33:25,608 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 12:33:25,608 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 12:33:25,608 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 12:33:25,608 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 12:33:25,608 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 12:33:25,609 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 12:33:25,609 INFO L122 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 [2018-11-18 12:33:25,610 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 12:33:25,610 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 12:33:25,610 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 12:33:25,610 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 12:33:25,610 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 12:33:25,611 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 12:33:25,611 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 12:33:25,612 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 12:33:25,612 INFO L122 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 [2018-11-18 12:33:25,613 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 12:33:25,613 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 12:33:25,613 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 12:33:25,613 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 12:33:25,613 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 12:33:25,613 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 12:33:25,614 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 12:33:25,614 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 12:33:25,614 INFO L122 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 [2018-11-18 12:33:25,615 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 12:33:25,615 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 12:33:25,615 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 12:33:25,615 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 12:33:25,617 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 12:33:25,617 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 12:33:25,620 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 12:33:25,620 INFO L122 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 [2018-11-18 12:33:25,621 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 12:33:25,621 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 12:33:25,621 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 12:33:25,621 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 12:33:25,621 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 12:33:25,622 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 12:33:25,622 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 12:33:25,622 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 12:33:25,623 INFO L122 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 [2018-11-18 12:33:25,623 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 12:33:25,623 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 12:33:25,624 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 12:33:25,624 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 12:33:25,624 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 12:33:25,624 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 12:33:25,624 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 12:33:25,625 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 12:33:25,625 INFO L122 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 [2018-11-18 12:33:25,626 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 12:33:25,626 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 12:33:25,626 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 12:33:25,626 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 12:33:25,626 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 12:33:25,627 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 12:33:25,627 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 12:33:25,628 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 12:33:25,628 INFO L122 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 [2018-11-18 12:33:25,628 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 12:33:25,629 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 12:33:25,629 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 12:33:25,629 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 12:33:25,630 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 12:33:25,630 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 12:33:25,633 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 12:33:25,633 INFO L122 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 [2018-11-18 12:33:25,634 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 12:33:25,634 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 12:33:25,634 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 12:33:25,634 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 12:33:25,635 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 12:33:25,635 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 12:33:25,639 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 12:33:25,639 INFO L122 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 [2018-11-18 12:33:25,639 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 12:33:25,640 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 12:33:25,640 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 12:33:25,640 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 12:33:25,641 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 12:33:25,641 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 12:33:25,643 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 12:33:25,644 INFO L122 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 [2018-11-18 12:33:25,644 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 12:33:25,644 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 12:33:25,645 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 12:33:25,645 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 12:33:25,645 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 12:33:25,645 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 12:33:25,645 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 12:33:25,646 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 12:33:25,646 INFO L122 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 [2018-11-18 12:33:25,647 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 12:33:25,647 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 12:33:25,647 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 12:33:25,647 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 12:33:25,647 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 12:33:25,648 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 12:33:25,648 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 12:33:25,648 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 12:33:25,649 INFO L122 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 [2018-11-18 12:33:25,649 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 12:33:25,649 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 12:33:25,649 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 12:33:25,649 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 12:33:25,650 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 12:33:25,650 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 12:33:25,650 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 12:33:25,651 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 12:33:25,651 INFO L122 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 [2018-11-18 12:33:25,651 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 12:33:25,651 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 12:33:25,652 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 12:33:25,652 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 12:33:25,656 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 12:33:25,656 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 12:33:25,691 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-18 12:33:25,713 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2018-11-18 12:33:25,714 INFO L444 ModelExtractionUtils]: 36 out of 40 variables were initially zero. Simplification set additionally 1 variables to zero. [2018-11-18 12:33:25,715 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-18 12:33:25,717 INFO L440 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2018-11-18 12:33:25,717 INFO L518 LassoAnalysis]: Proved termination. [2018-11-18 12:33:25,718 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~z_ref~0.base) ULTIMATE.start_test_fun_~z_ref~0.offset)_1) = -2*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~z_ref~0.base) ULTIMATE.start_test_fun_~z_ref~0.offset)_1 + 4294967293 Supporting invariants [] [2018-11-18 12:33:25,792 INFO L297 tatePredicateManager]: 24 out of 24 supporting invariants were superfluous and have been removed [2018-11-18 12:33:25,798 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 12:33:25,812 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:33:25,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:25,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:33:25,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:33:25,854 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:33:25,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:33:25,906 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2018-11-18 12:33:25,907 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states. Second operand 5 states. [2018-11-18 12:33:25,981 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states.. Second operand 5 states. Result 40 states and 44 transitions. Complement of second has 9 states. [2018-11-18 12:33:25,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2018-11-18 12:33:25,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-18 12:33:25,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 27 transitions. [2018-11-18 12:33:25,984 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 27 transitions. Stem has 3 letters. Loop has 5 letters. [2018-11-18 12:33:25,984 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 12:33:25,985 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 27 transitions. Stem has 8 letters. Loop has 5 letters. [2018-11-18 12:33:25,985 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 12:33:25,985 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 27 transitions. Stem has 3 letters. Loop has 10 letters. [2018-11-18 12:33:25,985 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 12:33:25,985 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 44 transitions. [2018-11-18 12:33:25,987 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-18 12:33:25,989 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 0 states and 0 transitions. [2018-11-18 12:33:25,990 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-18 12:33:25,990 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-18 12:33:25,991 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-18 12:33:25,991 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-18 12:33:25,991 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 12:33:25,991 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 12:33:25,991 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 12:33:25,991 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-18 12:33:25,991 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-18 12:33:25,991 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-18 12:33:25,991 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-18 12:33:25,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 12:33:25 BoogieIcfgContainer [2018-11-18 12:33:25,997 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-18 12:33:25,997 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:33:25,997 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:33:25,997 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:33:25,997 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:33:24" (3/4) ... [2018-11-18 12:33:26,000 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 12:33:26,000 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:33:26,001 INFO L168 Benchmark]: Toolchain (without parser) took 2504.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 212.3 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -182.5 MB). Peak memory consumption was 29.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:33:26,001 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:33:26,001 INFO L168 Benchmark]: CACSL2BoogieTranslator took 321.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -183.5 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. [2018-11-18 12:33:26,002 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.04 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:33:26,002 INFO L168 Benchmark]: Boogie Preprocessor took 14.99 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:33:26,002 INFO L168 Benchmark]: RCFGBuilder took 215.47 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: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:33:26,003 INFO L168 Benchmark]: BuchiAutomizer took 1915.90 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 65.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -26.7 MB). Peak memory consumption was 38.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:33:26,003 INFO L168 Benchmark]: Witness Printer took 3.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:33:26,006 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 321.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -183.5 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.04 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.99 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 215.47 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: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1915.90 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 65.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -26.7 MB). Peak memory consumption was 38.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 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 #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * unknown-#memory_int-unknown[z_ref][z_ref] + 4294967293 and consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 15 SDtfs, 17 SDslu, 20 SDs, 0 SdLazy, 21 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital295 mio100 ax106 hnf100 lsp91 ukn66 mio100 lsp35 div100 bol100 ite100 ukn100 eq194 hnf87 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 5ms 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...