./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/array-industry-pattern/array_ptr_single_elem_init_false-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cce9ee78-1e77-48b5-b2cf-3e5c88ba0141/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cce9ee78-1e77-48b5-b2cf-3e5c88ba0141/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cce9ee78-1e77-48b5-b2cf-3e5c88ba0141/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cce9ee78-1e77-48b5-b2cf-3e5c88ba0141/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-industry-pattern/array_ptr_single_elem_init_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_cce9ee78-1e77-48b5-b2cf-3e5c88ba0141/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cce9ee78-1e77-48b5-b2cf-3e5c88ba0141/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 32bit --witnessprinter.graph.data.programhash c0ddb64f0db8d8df130d0984e04e4acc66f97f5c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 10:59:50,643 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 10:59:50,644 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 10:59:50,650 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 10:59:50,650 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 10:59:50,651 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 10:59:50,652 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 10:59:50,653 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 10:59:50,654 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 10:59:50,654 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 10:59:50,655 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 10:59:50,655 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 10:59:50,656 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 10:59:50,656 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 10:59:50,657 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 10:59:50,658 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 10:59:50,658 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 10:59:50,660 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 10:59:50,661 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 10:59:50,662 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 10:59:50,663 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 10:59:50,663 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 10:59:50,665 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 10:59:50,665 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 10:59:50,665 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 10:59:50,666 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 10:59:50,667 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 10:59:50,667 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 10:59:50,668 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 10:59:50,669 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 10:59:50,669 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 10:59:50,669 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 10:59:50,669 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 10:59:50,670 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 10:59:50,670 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 10:59:50,670 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 10:59:50,671 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cce9ee78-1e77-48b5-b2cf-3e5c88ba0141/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-10 10:59:50,681 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 10:59:50,681 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 10:59:50,682 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 10:59:50,682 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 10:59:50,682 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 10:59:50,682 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 10:59:50,683 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 10:59:50,683 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 10:59:50,683 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 10:59:50,683 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 10:59:50,683 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 10:59:50,683 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 10:59:50,683 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 10:59:50,684 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 10:59:50,684 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 10:59:50,684 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 10:59:50,684 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 10:59:50,684 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 10:59:50,684 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 10:59:50,684 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 10:59:50,686 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 10:59:50,686 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 10:59:50,686 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 10:59:50,686 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 10:59:50,687 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 10:59:50,687 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 10:59:50,687 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 10:59:50,687 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 10:59:50,687 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 10:59:50,687 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 10:59:50,688 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 10:59:50,688 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_cce9ee78-1e77-48b5-b2cf-3e5c88ba0141/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0ddb64f0db8d8df130d0984e04e4acc66f97f5c [2018-11-10 10:59:50,711 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 10:59:50,720 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 10:59:50,723 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 10:59:50,724 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 10:59:50,724 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 10:59:50,725 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cce9ee78-1e77-48b5-b2cf-3e5c88ba0141/bin-2019/uautomizer/../../sv-benchmarks/c/array-industry-pattern/array_ptr_single_elem_init_false-unreach-call_true-termination.i [2018-11-10 10:59:50,767 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cce9ee78-1e77-48b5-b2cf-3e5c88ba0141/bin-2019/uautomizer/data/a10e206b3/4ddda88691694852b6dfce379a4a2379/FLAGbe5412763 [2018-11-10 10:59:51,171 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 10:59:51,172 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cce9ee78-1e77-48b5-b2cf-3e5c88ba0141/sv-benchmarks/c/array-industry-pattern/array_ptr_single_elem_init_false-unreach-call_true-termination.i [2018-11-10 10:59:51,176 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cce9ee78-1e77-48b5-b2cf-3e5c88ba0141/bin-2019/uautomizer/data/a10e206b3/4ddda88691694852b6dfce379a4a2379/FLAGbe5412763 [2018-11-10 10:59:51,188 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cce9ee78-1e77-48b5-b2cf-3e5c88ba0141/bin-2019/uautomizer/data/a10e206b3/4ddda88691694852b6dfce379a4a2379 [2018-11-10 10:59:51,191 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 10:59:51,192 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 10:59:51,193 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 10:59:51,193 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 10:59:51,196 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 10:59:51,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:59:51" (1/1) ... [2018-11-10 10:59:51,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@305850f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:51, skipping insertion in model container [2018-11-10 10:59:51,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:59:51" (1/1) ... [2018-11-10 10:59:51,208 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 10:59:51,225 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 10:59:51,332 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:59:51,334 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 10:59:51,347 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:59:51,359 INFO L193 MainTranslator]: Completed translation [2018-11-10 10:59:51,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:51 WrapperNode [2018-11-10 10:59:51,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 10:59:51,360 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 10:59:51,360 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 10:59:51,360 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 10:59:51,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:51" (1/1) ... [2018-11-10 10:59:51,372 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:51" (1/1) ... [2018-11-10 10:59:51,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 10:59:51,389 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 10:59:51,389 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 10:59:51,389 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 10:59:51,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:51" (1/1) ... [2018-11-10 10:59:51,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:51" (1/1) ... [2018-11-10 10:59:51,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:51" (1/1) ... [2018-11-10 10:59:51,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:51" (1/1) ... [2018-11-10 10:59:51,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:51" (1/1) ... [2018-11-10 10:59:51,403 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:51" (1/1) ... [2018-11-10 10:59:51,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:51" (1/1) ... [2018-11-10 10:59:51,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 10:59:51,405 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 10:59:51,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 10:59:51,405 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 10:59:51,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cce9ee78-1e77-48b5-b2cf-3e5c88ba0141/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 [2018-11-10 10:59:51,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 10:59:51,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 10:59:51,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 10:59:51,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 10:59:51,629 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 10:59:51,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:59:51 BoogieIcfgContainer [2018-11-10 10:59:51,629 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 10:59:51,630 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 10:59:51,630 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 10:59:51,632 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 10:59:51,633 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 10:59:51,633 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 10:59:51" (1/3) ... [2018-11-10 10:59:51,634 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@31fffb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 10:59:51, skipping insertion in model container [2018-11-10 10:59:51,634 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 10:59:51,634 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:51" (2/3) ... [2018-11-10 10:59:51,635 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@31fffb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 10:59:51, skipping insertion in model container [2018-11-10 10:59:51,635 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 10:59:51,635 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:59:51" (3/3) ... [2018-11-10 10:59:51,636 INFO L375 chiAutomizerObserver]: Analyzing ICFG array_ptr_single_elem_init_false-unreach-call_true-termination.i [2018-11-10 10:59:51,682 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 10:59:51,682 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 10:59:51,682 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 10:59:51,682 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 10:59:51,682 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 10:59:51,682 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 10:59:51,682 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 10:59:51,683 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 10:59:51,683 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 10:59:51,695 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states. [2018-11-10 10:59:51,712 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 20 [2018-11-10 10:59:51,712 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 10:59:51,713 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 10:59:51,717 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-10 10:59:51,717 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:59:51,717 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 10:59:51,717 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states. [2018-11-10 10:59:51,719 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 20 [2018-11-10 10:59:51,719 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 10:59:51,719 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 10:59:51,719 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-10 10:59:51,719 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:59:51,724 INFO L793 eck$LassoCheckResult]: Stem: 26#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet1, main_#t~mem2, main_#t~mem3, main_#t~post0, main_~q~0, main_#t~mem5, main_#t~post4, main_~i~0, main_~#a~0.base, main_~#a~0.offset, main_~#b~0.base, main_~#b~0.offset, main_~c~0;havoc main_~i~0;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 400000;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];main_~#a~0.base, main_~#a~0.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 400000;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];main_~#b~0.base, main_~#b~0.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;havoc main_~c~0;main_~i~0 := 0; 16#L10-4true [2018-11-10 10:59:51,725 INFO L795 eck$LassoCheckResult]: Loop: 16#L10-4true assume true; 22#L10-1true assume !!(main_~i~0 < 100000);main_~q~0 := main_#t~nondet1;havoc main_#t~nondet1; 30#L13true SUMMARY for call write~int(0, main_~#a~0.base, main_~#a~0.offset + main_~i~0 * 4, 4); srcloc: L13 28#L13-1true assume !(main_~q~0 == 0); 12#L14true SUMMARY for call main_#t~mem2 := read~int(main_~#a~0.base, main_~#a~0.offset + main_~i~0 * 4, 4); srcloc: L14 21#L19true assume !(main_#t~mem2 != 0);havoc main_#t~mem2; 19#L10-3true main_#t~post0 := main_~i~0;main_~i~0 := main_#t~post0 + 1;havoc main_#t~post0; 16#L10-4true [2018-11-10 10:59:51,729 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:59:51,729 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-11-10 10:59:51,730 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:59:51,730 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:59:51,762 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:59:51,762 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:59:51,762 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:59:51,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:59:51,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:59:51,801 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:59:51,801 INFO L82 PathProgramCache]: Analyzing trace with hash -1195511990, now seen corresponding path program 1 times [2018-11-10 10:59:51,801 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:59:51,801 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:59:51,802 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:59:51,802 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:59:51,802 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:59:51,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:59:51,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:59:51,823 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:59:51,823 INFO L82 PathProgramCache]: Analyzing trace with hash 350784840, now seen corresponding path program 1 times [2018-11-10 10:59:51,823 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:59:51,823 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:59:51,824 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:59:51,824 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:59:51,824 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:59:51,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:59:51,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:59:52,033 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 10:59:52,034 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 10:59:52,034 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 10:59:52,034 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 10:59:52,035 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-10 10:59:52,035 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 10:59:52,035 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 10:59:52,035 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 10:59:52,035 INFO L131 ssoRankerPreferences]: Filename of dumped script: array_ptr_single_elem_init_false-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-10 10:59:52,036 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 10:59:52,036 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 10:59:52,058 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 10:59:52,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 10:59:52,138 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 10:59:52,149 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 10:59:52,151 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 10:59:52,152 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 10:59:52,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 10:59:52,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 10:59:52,159 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 10:59:52,161 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 10:59:52,166 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 10:59:52,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 10:59:52,381 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 10:59:52,385 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-10 10:59:52,387 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 [2018-11-10 10:59:52,388 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 10:59:52,388 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 10:59:52,389 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 10:59:52,389 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 10:59:52,389 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 10:59:52,391 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 10:59:52,391 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 10:59:52,393 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 10:59:52,394 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 [2018-11-10 10:59:52,394 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 10:59:52,395 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 10:59:52,395 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 10:59:52,395 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 10:59:52,397 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 10:59:52,397 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-10 10:59:52,410 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 10:59:52,410 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 [2018-11-10 10:59:52,411 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 10:59:52,411 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 10:59:52,411 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 10:59:52,411 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 10:59:52,414 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 10:59:52,414 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-10 10:59:52,422 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 10:59:52,422 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 [2018-11-10 10:59:52,423 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 10:59:52,423 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 10:59:52,423 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 10:59:52,423 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 10:59:52,427 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 10:59:52,427 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-10 10:59:52,455 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-10 10:59:52,470 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-11-10 10:59:52,470 INFO L444 ModelExtractionUtils]: 13 out of 16 variables were initially zero. Simplification set additionally 0 variables to zero. [2018-11-10 10:59:52,473 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-10 10:59:52,474 INFO L440 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2018-11-10 10:59:52,475 INFO L517 LassoAnalysis]: Proved termination. [2018-11-10 10:59:52,475 INFO L519 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0) = -2*ULTIMATE.start_main_~i~0 + 199999 Supporting invariants [] [2018-11-10 10:59:52,494 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2018-11-10 10:59:52,512 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:59:52,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:59:52,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:59:52,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:59:52,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:59:52,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:59:52,571 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 [2018-11-10 10:59:52,573 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 28 states. Second operand 4 states. [2018-11-10 10:59:52,632 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 28 states.. Second operand 4 states. Result 56 states and 72 transitions. Complement of second has 8 states. [2018-11-10 10:59:52,633 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2018-11-10 10:59:52,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-10 10:59:52,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 37 transitions. [2018-11-10 10:59:52,636 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 2 letters. Loop has 7 letters. [2018-11-10 10:59:52,637 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-10 10:59:52,637 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 9 letters. Loop has 7 letters. [2018-11-10 10:59:52,637 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-10 10:59:52,637 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 2 letters. Loop has 14 letters. [2018-11-10 10:59:52,637 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-10 10:59:52,638 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56 states and 72 transitions. [2018-11-10 10:59:52,641 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9 [2018-11-10 10:59:52,643 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 56 states to 26 states and 33 transitions. [2018-11-10 10:59:52,645 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2018-11-10 10:59:52,645 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2018-11-10 10:59:52,645 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 33 transitions. [2018-11-10 10:59:52,646 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2018-11-10 10:59:52,646 INFO L705 BuchiCegarLoop]: Abstraction has 26 states and 33 transitions. [2018-11-10 10:59:52,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 33 transitions. [2018-11-10 10:59:52,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2018-11-10 10:59:52,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2018-11-10 10:59:52,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 33 transitions. [2018-11-10 10:59:52,665 INFO L728 BuchiCegarLoop]: Abstraction has 26 states and 33 transitions. [2018-11-10 10:59:52,665 INFO L608 BuchiCegarLoop]: Abstraction has 26 states and 33 transitions. [2018-11-10 10:59:52,665 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-10 10:59:52,665 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 33 transitions. [2018-11-10 10:59:52,666 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9 [2018-11-10 10:59:52,666 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 10:59:52,666 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 10:59:52,667 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2018-11-10 10:59:52,667 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2018-11-10 10:59:52,667 INFO L793 eck$LassoCheckResult]: Stem: 171#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 168#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet1, main_#t~mem2, main_#t~mem3, main_#t~post0, main_~q~0, main_#t~mem5, main_#t~post4, main_~i~0, main_~#a~0.base, main_~#a~0.offset, main_~#b~0.base, main_~#b~0.offset, main_~c~0;havoc main_~i~0;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 400000;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];main_~#a~0.base, main_~#a~0.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 400000;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];main_~#b~0.base, main_~#b~0.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;havoc main_~c~0;main_~i~0 := 0; 156#L10-4 assume true; 158#L10-1 assume !(main_~i~0 < 100000); 153#L10-5 SUMMARY for call write~int(1, main_~#a~0.base, main_~#a~0.offset + 60000, 4); srcloc: L10-5 154#L31 main_~i~0 := 0; 160#L32-4 [2018-11-10 10:59:52,667 INFO L795 eck$LassoCheckResult]: Loop: 160#L32-4 assume true; 161#L32-1 assume !!(main_~i~0 < 100000); 170#L34 assume !(main_~i~0 == 15000); 163#L32-3 main_#t~post4 := main_~i~0;main_~i~0 := main_#t~post4 + 1;havoc main_#t~post4; 160#L32-4 [2018-11-10 10:59:52,667 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:59:52,667 INFO L82 PathProgramCache]: Analyzing trace with hash 889539367, now seen corresponding path program 1 times [2018-11-10 10:59:52,668 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:59:52,668 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:59:52,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:59:52,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:59:52,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:59:52,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:59:52,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:59:52,693 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:59:52,694 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 10:59:52,695 INFO L798 eck$LassoCheckResult]: stem already infeasible [2018-11-10 10:59:52,695 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:59:52,695 INFO L82 PathProgramCache]: Analyzing trace with hash 2283496, now seen corresponding path program 1 times [2018-11-10 10:59:52,695 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:59:52,695 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:59:52,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:59:52,696 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:59:52,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:59:52,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:59:52,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:59:52,716 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 10:59:52,716 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 10:59:52,716 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 10:59:52,716 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 10:59:52,716 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-10 10:59:52,716 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 10:59:52,717 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 10:59:52,717 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 10:59:52,717 INFO L131 ssoRankerPreferences]: Filename of dumped script: array_ptr_single_elem_init_false-unreach-call_true-termination.i_Iteration2_Loop [2018-11-10 10:59:52,717 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 10:59:52,717 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 10:59:52,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 10:59:52,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 10:59:52,774 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 10:59:52,775 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cce9ee78-1e77-48b5-b2cf-3e5c88ba0141/bin-2019/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 [2018-11-10 10:59:52,778 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 10:59:52,778 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 10:59:52,782 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-10 10:59:52,782 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post4=0} Honda state: {ULTIMATE.start_main_#t~post4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cce9ee78-1e77-48b5-b2cf-3e5c88ba0141/bin-2019/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 [2018-11-10 10:59:52,799 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 10:59:52,799 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cce9ee78-1e77-48b5-b2cf-3e5c88ba0141/bin-2019/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 [2018-11-10 10:59:52,817 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-10 10:59:52,817 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 10:59:52,888 INFO L450 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-10 10:59:52,890 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 10:59:52,890 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 10:59:52,890 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 10:59:52,890 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 10:59:52,890 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-10 10:59:52,890 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 10:59:52,890 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 10:59:52,891 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 10:59:52,891 INFO L131 ssoRankerPreferences]: Filename of dumped script: array_ptr_single_elem_init_false-unreach-call_true-termination.i_Iteration2_Loop [2018-11-10 10:59:52,891 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 10:59:52,891 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 10:59:52,892 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 10:59:52,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 10:59:52,990 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 10:59:52,990 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-10 10:59:52,991 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 [2018-11-10 10:59:52,991 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 10:59:52,991 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 10:59:52,992 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 10:59:52,992 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 10:59:52,992 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 10:59:52,992 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 10:59:52,992 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 10:59:52,993 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 10:59:52,994 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 [2018-11-10 10:59:52,994 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 10:59:52,994 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 10:59:52,994 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 10:59:52,994 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-10 10:59:52,994 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 10:59:52,995 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 10:59:52,995 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 10:59:52,998 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-10 10:59:53,000 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-11-10 10:59:53,000 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2018-11-10 10:59:53,000 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-10 10:59:53,000 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-11-10 10:59:53,000 INFO L517 LassoAnalysis]: Proved termination. [2018-11-10 10:59:53,000 INFO L519 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0) = -2*ULTIMATE.start_main_~i~0 + 199999 Supporting invariants [] [2018-11-10 10:59:53,001 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-11-10 10:59:53,013 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:59:53,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:59:53,021 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:59:53,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:59:53,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:59:53,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:59:53,035 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 [2018-11-10 10:59:53,035 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states and 33 transitions. cyclomatic complexity: 9 Second operand 4 states. [2018-11-10 10:59:53,052 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states and 33 transitions. cyclomatic complexity: 9. Second operand 4 states. Result 44 states and 55 transitions. Complement of second has 7 states. [2018-11-10 10:59:53,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2018-11-10 10:59:53,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-10 10:59:53,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 41 transitions. [2018-11-10 10:59:53,054 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 41 transitions. Stem has 6 letters. Loop has 4 letters. [2018-11-10 10:59:53,054 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-10 10:59:53,054 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 41 transitions. Stem has 10 letters. Loop has 4 letters. [2018-11-10 10:59:53,054 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-10 10:59:53,054 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 41 transitions. Stem has 6 letters. Loop has 8 letters. [2018-11-10 10:59:53,055 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-10 10:59:53,055 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 55 transitions. [2018-11-10 10:59:53,057 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-10 10:59:53,057 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 0 states and 0 transitions. [2018-11-10 10:59:53,057 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-10 10:59:53,057 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-10 10:59:53,057 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-10 10:59:53,057 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 10:59:53,057 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 10:59:53,058 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 10:59:53,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 10:59:53,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 10:59:53,061 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2018-11-10 10:59:53,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:59:53,063 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-11-10 10:59:53,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 10:59:53,063 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2018-11-10 10:59:53,063 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-10 10:59:53,063 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 10:59:53,063 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-10 10:59:53,063 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-10 10:59:53,063 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-10 10:59:53,063 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 10:59:53,064 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 10:59:53,064 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 10:59:53,064 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 10:59:53,064 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-11-10 10:59:53,064 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-10 10:59:53,064 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-10 10:59:53,064 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-10 10:59:53,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 10:59:53 BoogieIcfgContainer [2018-11-10 10:59:53,069 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 10:59:53,069 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 10:59:53,069 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 10:59:53,069 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 10:59:53,070 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:59:51" (3/4) ... [2018-11-10 10:59:53,072 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 10:59:53,073 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 10:59:53,073 INFO L168 Benchmark]: Toolchain (without parser) took 1881.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 963.0 MB in the beginning and 932.4 MB in the end (delta: 30.6 MB). Peak memory consumption was 166.9 MB. Max. memory is 11.5 GB. [2018-11-10 10:59:53,074 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:59:53,075 INFO L168 Benchmark]: CACSL2BoogieTranslator took 166.72 ms. Allocated memory is still 1.0 GB. Free memory was 963.0 MB in the beginning and 952.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 10:59:53,075 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.06 ms. Allocated memory is still 1.0 GB. Free memory was 952.3 MB in the beginning and 946.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 10:59:53,076 INFO L168 Benchmark]: Boogie Preprocessor took 15.62 ms. Allocated memory is still 1.0 GB. Free memory is still 946.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:59:53,076 INFO L168 Benchmark]: RCFGBuilder took 224.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -169.5 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2018-11-10 10:59:53,077 INFO L168 Benchmark]: BuchiAutomizer took 1439.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 932.4 MB in the end (delta: 184.0 MB). Peak memory consumption was 184.0 MB. Max. memory is 11.5 GB. [2018-11-10 10:59:53,078 INFO L168 Benchmark]: Witness Printer took 3.57 ms. Allocated memory is still 1.2 GB. Free memory is still 932.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:59:53,080 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 166.72 ms. Allocated memory is still 1.0 GB. Free memory was 963.0 MB in the beginning and 952.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.06 ms. Allocated memory is still 1.0 GB. Free memory was 952.3 MB in the beginning and 946.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.62 ms. Allocated memory is still 1.0 GB. Free memory is still 946.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 224.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -169.5 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1439.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 932.4 MB in the end (delta: 184.0 MB). Peak memory consumption was 184.0 MB. Max. memory is 11.5 GB. * Witness Printer took 3.57 ms. Allocated memory is still 1.2 GB. Free memory is still 932.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * i + 199999 and consists of 5 locations. One deterministic module has affine ranking function -2 * i + 199999 and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.4s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 26 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 33 SDtfs, 41 SDslu, 14 SDs, 0 SdLazy, 32 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso1 LassoPreprocessingBenchmarks: Lassos: inital51 mio100 ax100 hnf100 lsp94 ukn90 mio100 lsp83 div100 bol100 ite100 ukn100 eq167 hnf94 smp100 dnf143 smp94 tf103 neg96 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 16ms VariablesStem: 2 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 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...