./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/aviad_true-alloca_true-termination.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_1dba3dc2-e609-47ca-a4f9-0d95a2e4e586/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1dba3dc2-e609-47ca-a4f9-0d95a2e4e586/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1dba3dc2-e609-47ca-a4f9-0d95a2e4e586/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1dba3dc2-e609-47ca-a4f9-0d95a2e4e586/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/aviad_true-alloca_true-termination.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1dba3dc2-e609-47ca-a4f9-0d95a2e4e586/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1dba3dc2-e609-47ca-a4f9-0d95a2e4e586/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 3607a2efd08edc90448739913473b3ff26ff3cc3 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:08:16,876 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:08:16,877 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:08:16,884 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:08:16,885 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:08:16,885 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:08:16,886 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:08:16,888 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:08:16,889 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:08:16,890 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:08:16,891 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:08:16,891 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:08:16,891 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:08:16,892 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:08:16,893 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:08:16,893 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:08:16,893 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:08:16,895 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:08:16,896 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:08:16,897 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:08:16,897 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:08:16,899 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:08:16,900 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:08:16,901 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:08:16,901 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:08:16,901 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:08:16,902 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:08:16,903 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:08:16,903 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:08:16,904 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:08:16,904 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:08:16,905 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:08:16,905 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:08:16,905 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:08:16,905 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:08:16,906 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:08:16,906 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1dba3dc2-e609-47ca-a4f9-0d95a2e4e586/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-18 15:08:16,913 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:08:16,914 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:08:16,914 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:08:16,915 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:08:16,915 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 15:08:16,915 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-18 15:08:16,915 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-18 15:08:16,915 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-18 15:08:16,915 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-18 15:08:16,915 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-18 15:08:16,916 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-18 15:08:16,916 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:08:16,916 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 15:08:16,916 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:08:16,916 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:08:16,916 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-18 15:08:16,916 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-18 15:08:16,917 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-18 15:08:16,917 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:08:16,917 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-18 15:08:16,917 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:08:16,917 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-18 15:08:16,917 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:08:16,917 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:08:16,918 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-18 15:08:16,920 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:08:16,920 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 15:08:16,920 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-18 15:08:16,921 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-18 15:08:16,921 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_1dba3dc2-e609-47ca-a4f9-0d95a2e4e586/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 -> 3607a2efd08edc90448739913473b3ff26ff3cc3 [2018-11-18 15:08:16,944 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:08:16,954 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:08:16,956 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:08:16,957 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:08:16,958 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:08:16,958 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1dba3dc2-e609-47ca-a4f9-0d95a2e4e586/bin-2019/uautomizer/../../sv-benchmarks/c/termination-memory-alloca/aviad_true-alloca_true-termination.c.i [2018-11-18 15:08:17,003 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1dba3dc2-e609-47ca-a4f9-0d95a2e4e586/bin-2019/uautomizer/data/147535ec5/1d0577154b50440bafa14a19e6476a25/FLAGf71e084fd [2018-11-18 15:08:17,400 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:08:17,401 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1dba3dc2-e609-47ca-a4f9-0d95a2e4e586/sv-benchmarks/c/termination-memory-alloca/aviad_true-alloca_true-termination.c.i [2018-11-18 15:08:17,410 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1dba3dc2-e609-47ca-a4f9-0d95a2e4e586/bin-2019/uautomizer/data/147535ec5/1d0577154b50440bafa14a19e6476a25/FLAGf71e084fd [2018-11-18 15:08:17,776 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1dba3dc2-e609-47ca-a4f9-0d95a2e4e586/bin-2019/uautomizer/data/147535ec5/1d0577154b50440bafa14a19e6476a25 [2018-11-18 15:08:17,779 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:08:17,780 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:08:17,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:08:17,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:08:17,784 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:08:17,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:08:17" (1/1) ... [2018-11-18 15:08:17,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4aa731d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:08:17, skipping insertion in model container [2018-11-18 15:08:17,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:08:17" (1/1) ... [2018-11-18 15:08:17,794 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:08:17,823 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:08:18,023 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:08:18,030 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:08:18,061 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:08:18,132 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:08:18,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:08:18 WrapperNode [2018-11-18 15:08:18,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:08:18,133 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:08:18,133 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:08:18,133 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:08:18,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:08:18" (1/1) ... [2018-11-18 15:08:18,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:08:18" (1/1) ... [2018-11-18 15:08:18,164 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:08:18,165 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:08:18,165 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:08:18,165 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:08:18,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:08:18" (1/1) ... [2018-11-18 15:08:18,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:08:18" (1/1) ... [2018-11-18 15:08:18,172 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:08:18" (1/1) ... [2018-11-18 15:08:18,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:08:18" (1/1) ... [2018-11-18 15:08:18,175 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:08:18" (1/1) ... [2018-11-18 15:08:18,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:08:18" (1/1) ... [2018-11-18 15:08:18,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:08:18" (1/1) ... [2018-11-18 15:08:18,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:08:18,180 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:08:18,180 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:08:18,181 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:08:18,181 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:08:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1dba3dc2-e609-47ca-a4f9-0d95a2e4e586/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 15:08:18,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:08:18,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 15:08:18,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 15:08:18,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:08:18,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:08:18,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:08:18,393 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:08:18,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:08:18 BoogieIcfgContainer [2018-11-18 15:08:18,394 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:08:18,394 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-18 15:08:18,394 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-18 15:08:18,396 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-18 15:08:18,397 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 15:08:18,397 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 03:08:17" (1/3) ... [2018-11-18 15:08:18,398 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1240d841 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 03:08:18, skipping insertion in model container [2018-11-18 15:08:18,399 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 15:08:18,399 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:08:18" (2/3) ... [2018-11-18 15:08:18,399 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1240d841 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 03:08:18, skipping insertion in model container [2018-11-18 15:08:18,399 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 15:08:18,399 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:08:18" (3/3) ... [2018-11-18 15:08:18,401 INFO L375 chiAutomizerObserver]: Analyzing ICFG aviad_true-alloca_true-termination.c.i [2018-11-18 15:08:18,441 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 15:08:18,442 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-18 15:08:18,442 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-18 15:08:18,442 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-18 15:08:18,442 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:08:18,442 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:08:18,442 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-18 15:08:18,442 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:08:18,442 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-18 15:08:18,451 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2018-11-18 15:08:18,466 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2018-11-18 15:08:18,466 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 15:08:18,466 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 15:08:18,471 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-18 15:08:18,471 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2018-11-18 15:08:18,471 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-18 15:08:18,471 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2018-11-18 15:08:18,472 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2018-11-18 15:08:18,472 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 15:08:18,472 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 15:08:18,472 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-18 15:08:18,472 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2018-11-18 15:08:18,477 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet13, main_#t~ret14, main_~x~0, main_~count~1;main_~x~0 := main_#t~nondet13;havoc main_#t~nondet13;assume { :begin_inline_f } true;f_#in~a := main_~x~0;havoc f_#res;havoc f_#t~malloc2.base, f_#t~malloc2.offset, f_#t~malloc3.base, f_#t~malloc3.offset, f_#t~malloc4.base, f_#t~malloc4.offset, f_#t~mem6, f_#t~mem7, f_#t~mem8, f_#t~mem9, f_#t~mem10, f_#t~post11, f_#t~mem5, f_#t~mem12, f_~a, f_~a_ref~0.base, f_~a_ref~0.offset, f_~tmp~0.base, f_~tmp~0.offset, f_~count~0.base, f_~count~0.offset;f_~a := f_#in~a;call f_#t~malloc2.base, f_#t~malloc2.offset := #Ultimate.alloc(4);f_~a_ref~0.base, f_~a_ref~0.offset := f_#t~malloc2.base, f_#t~malloc2.offset;call f_#t~malloc3.base, f_#t~malloc3.offset := #Ultimate.alloc(4);f_~tmp~0.base, f_~tmp~0.offset := f_#t~malloc3.base, f_#t~malloc3.offset;call f_#t~malloc4.base, f_#t~malloc4.offset := #Ultimate.alloc(4);f_~count~0.base, f_~count~0.offset := f_#t~malloc4.base, f_#t~malloc4.offset;call write~int(f_~a, f_~a_ref~0.base, f_~a_ref~0.offset, 4);call write~int(0, f_~tmp~0.base, f_~tmp~0.offset, 4);call write~int(0, f_~count~0.base, f_~count~0.offset, 4); 9#L554-4true [2018-11-18 15:08:18,478 INFO L796 eck$LassoCheckResult]: Loop: 9#L554-4true assume true; 4#L554-1true call f_#t~mem5 := read~int(f_~a_ref~0.base, f_~a_ref~0.offset, 4); 6#L554-2true assume !!(f_#t~mem5 > 1);havoc f_#t~mem5;call f_#t~mem6 := read~int(f_~a_ref~0.base, f_~a_ref~0.offset, 4);call write~int((if f_#t~mem6 < 0 && 0 != f_#t~mem6 % 2 then f_#t~mem6 % 2 - 2 else f_#t~mem6 % 2), f_~tmp~0.base, f_~tmp~0.offset, 4);havoc f_#t~mem6;call f_#t~mem7 := read~int(f_~tmp~0.base, f_~tmp~0.offset, 4); 7#L556true assume 0 == f_#t~mem7;havoc f_#t~mem7;call f_#t~mem8 := read~int(f_~a_ref~0.base, f_~a_ref~0.offset, 4);call write~int((if f_#t~mem8 < 0 && 0 != f_#t~mem8 % 2 then 1 + f_#t~mem8 / 2 else f_#t~mem8 / 2), f_~a_ref~0.base, f_~a_ref~0.offset, 4);havoc f_#t~mem8; 14#L556-2true call f_#t~mem10 := read~int(f_~count~0.base, f_~count~0.offset, 4);f_#t~post11 := f_#t~mem10;call write~int(1 + f_#t~post11, f_~count~0.base, f_~count~0.offset, 4);havoc f_#t~post11;havoc f_#t~mem10; 9#L554-4true [2018-11-18 15:08:18,482 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:08:18,482 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-11-18 15:08:18,483 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:08:18,484 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:08:18,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:08:18,526 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:08:18,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:08:18,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:08:18,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:08:18,593 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:08:18,594 INFO L82 PathProgramCache]: Analyzing trace with hash 34421614, now seen corresponding path program 1 times [2018-11-18 15:08:18,594 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:08:18,594 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:08:18,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:08:18,595 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:08:18,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:08:18,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:08:18,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:08:18,632 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:08:18,632 INFO L82 PathProgramCache]: Analyzing trace with hash 1805861100, now seen corresponding path program 1 times [2018-11-18 15:08:18,632 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:08:18,633 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:08:18,634 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:08:18,634 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:08:18,634 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:08:18,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:08:18,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:08:19,004 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 52 [2018-11-18 15:08:19,193 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 79 [2018-11-18 15:08:19,281 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 15:08:19,282 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 15:08:19,282 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 15:08:19,283 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 15:08:19,283 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 15:08:19,283 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 15:08:19,283 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 15:08:19,283 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 15:08:19,283 INFO L131 ssoRankerPreferences]: Filename of dumped script: aviad_true-alloca_true-termination.c.i_Iteration1_Lasso [2018-11-18 15:08:19,283 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 15:08:19,284 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 15:08:19,304 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 15:08:19,530 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 66 [2018-11-18 15:08:19,607 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 15:08:19,608 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 15:08:19,609 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 15:08:19,611 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 15:08:19,612 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 15:08:19,613 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 15:08:19,615 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 15:08:19,616 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 15:08:19,618 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 15:08:19,620 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 15:08:19,621 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 15:08:19,623 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 15:08:19,624 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 15:08:19,638 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 15:08:19,640 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 15:08:19,641 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 15:08:19,643 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 15:08:19,645 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 15:08:19,646 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 15:08:20,001 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 15:08:20,008 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 15:08:20,009 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 15:08:20,010 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:08:20,011 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:08:20,011 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:08:20,011 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:08:20,015 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:08:20,015 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 15:08:20,027 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:08:20,028 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 15:08:20,028 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:08:20,029 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-18 15:08:20,029 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:08:20,029 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:08:20,032 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-18 15:08:20,033 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 15:08:20,041 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:08:20,041 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 15:08:20,043 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:08:20,045 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-18 15:08:20,045 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:08:20,045 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:08:20,046 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-18 15:08:20,047 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 15:08:20,054 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:08:20,054 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 15:08:20,055 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:08:20,055 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:08:20,055 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:08:20,055 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:08:20,056 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:08:20,057 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 15:08:20,059 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:08:20,059 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 15:08:20,060 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:08:20,060 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:08:20,060 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:08:20,060 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:08:20,061 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:08:20,061 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 15:08:20,072 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:08:20,072 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 15:08:20,072 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:08:20,073 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:08:20,073 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:08:20,073 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:08:20,077 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:08:20,077 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 15:08:20,097 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:08:20,098 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 15:08:20,098 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:08:20,099 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-18 15:08:20,099 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:08:20,099 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:08:20,100 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-18 15:08:20,100 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 15:08:20,107 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:08:20,107 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 15:08:20,107 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:08:20,108 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:08:20,108 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:08:20,108 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:08:20,109 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:08:20,109 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 15:08:20,116 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:08:20,117 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 15:08:20,117 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:08:20,117 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:08:20,117 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:08:20,117 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:08:20,120 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:08:20,120 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 15:08:20,125 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:08:20,126 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 15:08:20,126 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:08:20,126 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:08:20,126 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:08:20,126 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:08:20,130 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:08:20,130 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 15:08:20,140 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-18 15:08:20,150 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-11-18 15:08:20,150 INFO L444 ModelExtractionUtils]: 16 out of 19 variables were initially zero. Simplification set additionally 1 variables to zero. [2018-11-18 15:08:20,152 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-18 15:08:20,153 INFO L440 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2018-11-18 15:08:20,153 INFO L518 LassoAnalysis]: Proved termination. [2018-11-18 15:08:20,153 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_f_~a_ref~0.base) ULTIMATE.start_f_~a_ref~0.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_f_~a_ref~0.base) ULTIMATE.start_f_~a_ref~0.offset)_1 Supporting invariants [] [2018-11-18 15:08:20,228 INFO L297 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2018-11-18 15:08:20,234 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 15:08:20,252 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:08:20,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:20,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:08:20,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:08:20,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:08:20,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 61 [2018-11-18 15:08:20,356 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 15:08:20,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 55 [2018-11-18 15:08:20,364 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-18 15:08:20,415 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 51 [2018-11-18 15:08:20,416 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 15:08:20,445 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-18 15:08:20,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 54 [2018-11-18 15:08:20,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2018-11-18 15:08:20,506 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-18 15:08:20,542 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 15:08:20,548 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 50 [2018-11-18 15:08:20,550 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-18 15:08:20,581 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-18 15:08:20,657 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-11-18 15:08:20,658 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:175, output treesize:108 [2018-11-18 15:08:20,734 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 15:08:20,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 67 treesize of output 77 [2018-11-18 15:08:20,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 53 [2018-11-18 15:08:20,750 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 15:08:20,802 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 15:08:20,803 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 15:08:20,804 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 15:08:20,805 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 15:08:20,806 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 70 [2018-11-18 15:08:20,807 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 15:08:20,853 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-11-18 15:08:21,219 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:08:21,220 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 49 [2018-11-18 15:08:21,223 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 26 [2018-11-18 15:08:21,224 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-18 15:08:21,232 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 15:08:21,338 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 15:08:21,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 47 [2018-11-18 15:08:21,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 26 [2018-11-18 15:08:21,343 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-18 15:08:21,350 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 15:08:21,548 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 15:08:21,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 69 [2018-11-18 15:08:21,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 45 [2018-11-18 15:08:21,568 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 15:08:21,608 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 15:08:21,608 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 15:08:21,609 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 15:08:21,610 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 15:08:21,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 66 [2018-11-18 15:08:21,611 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 15:08:21,650 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-11-18 15:08:21,774 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 6 dim-2 vars, End of recursive call: 16 dim-0 vars, and 8 xjuncts. [2018-11-18 15:08:21,775 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 15 variables, input treesize:391, output treesize:329 [2018-11-18 15:08:21,908 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 15:08:21,919 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2018-11-18 15:08:21,920 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12 states. Second operand 6 states. [2018-11-18 15:08:22,008 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12 states.. Second operand 6 states. Result 24 states and 27 transitions. Complement of second has 10 states. [2018-11-18 15:08:22,009 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 15:08:22,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-18 15:08:22,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 16 transitions. [2018-11-18 15:08:22,011 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 16 transitions. Stem has 2 letters. Loop has 5 letters. [2018-11-18 15:08:22,012 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 15:08:22,012 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 16 transitions. Stem has 7 letters. Loop has 5 letters. [2018-11-18 15:08:22,012 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 15:08:22,012 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 16 transitions. Stem has 2 letters. Loop has 10 letters. [2018-11-18 15:08:22,012 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 15:08:22,013 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 27 transitions. [2018-11-18 15:08:22,014 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-18 15:08:22,016 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 0 states and 0 transitions. [2018-11-18 15:08:22,017 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-18 15:08:22,017 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-18 15:08:22,017 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-18 15:08:22,018 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-18 15:08:22,018 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:08:22,018 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:08:22,018 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:08:22,018 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-18 15:08:22,018 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-18 15:08:22,018 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-18 15:08:22,018 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-18 15:08:22,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 03:08:22 BoogieIcfgContainer [2018-11-18 15:08:22,023 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-18 15:08:22,023 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:08:22,023 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:08:22,023 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:08:22,024 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:08:18" (3/4) ... [2018-11-18 15:08:22,026 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 15:08:22,026 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:08:22,027 INFO L168 Benchmark]: Toolchain (without parser) took 4247.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 199.8 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -137.0 MB). Peak memory consumption was 62.8 MB. Max. memory is 11.5 GB. [2018-11-18 15:08:22,028 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-11-18 15:08:22,028 INFO L168 Benchmark]: CACSL2BoogieTranslator took 351.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2018-11-18 15:08:22,029 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.76 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:08:22,029 INFO L168 Benchmark]: Boogie Preprocessor took 15.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:08:22,030 INFO L168 Benchmark]: RCFGBuilder took 213.36 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: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:08:22,030 INFO L168 Benchmark]: BuchiAutomizer took 3628.67 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 48.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.1 MB). Peak memory consumption was 74.9 MB. Max. memory is 11.5 GB. [2018-11-18 15:08:22,031 INFO L168 Benchmark]: Witness Printer took 3.28 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 15:08:22,033 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 351.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.76 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 213.36 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: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3628.67 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 48.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.1 MB). Peak memory consumption was 74.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.28 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 unknown-#memory_int-unknown[a_ref][a_ref] and consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.7s. Construction of modules took 0.0s. Büchi inclusion checks took 1.7s. 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: 3 SDtfs, 2 SDslu, 3 SDs, 0 SdLazy, 21 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital432 mio100 ax104 hnf100 lsp93 ukn41 mio100 lsp38 div154 bol100 ite100 ukn100 eq141 hnf77 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 13ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 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...