./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-15/cstrcmp_diffterm_alloca_true-termination.c.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_86806ad3-38a9-4702-9d5c-af09f6884e9a/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_86806ad3-38a9-4702-9d5c-af09f6884e9a/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_86806ad3-38a9-4702-9d5c-af09f6884e9a/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_86806ad3-38a9-4702-9d5c-af09f6884e9a/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-15/cstrcmp_diffterm_alloca_true-termination.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_86806ad3-38a9-4702-9d5c-af09f6884e9a/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_86806ad3-38a9-4702-9d5c-af09f6884e9a/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 88fe3ea55db85ac6b3c7cedd013ffb32927ae976 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 01:33:03,921 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 01:33:03,922 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 01:33:03,930 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 01:33:03,930 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 01:33:03,930 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 01:33:03,931 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 01:33:03,932 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 01:33:03,932 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 01:33:03,933 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 01:33:03,933 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 01:33:03,933 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 01:33:03,934 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 01:33:03,934 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 01:33:03,935 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 01:33:03,935 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 01:33:03,935 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 01:33:03,936 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 01:33:03,937 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 01:33:03,938 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 01:33:03,938 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 01:33:03,939 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 01:33:03,941 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 01:33:03,941 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 01:33:03,941 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 01:33:03,942 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 01:33:03,942 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 01:33:03,942 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 01:33:03,943 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 01:33:03,943 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 01:33:03,943 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 01:33:03,944 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 01:33:03,944 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 01:33:03,944 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 01:33:03,944 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 01:33:03,945 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 01:33:03,945 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_86806ad3-38a9-4702-9d5c-af09f6884e9a/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-12-02 01:33:03,956 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 01:33:03,956 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 01:33:03,957 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 01:33:03,957 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 01:33:03,958 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 01:33:03,958 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-02 01:33:03,958 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-02 01:33:03,958 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-02 01:33:03,958 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-02 01:33:03,958 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-02 01:33:03,958 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-02 01:33:03,959 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 01:33:03,959 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-02 01:33:03,959 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 01:33:03,959 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 01:33:03,959 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-02 01:33:03,959 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-02 01:33:03,960 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-02 01:33:03,960 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 01:33:03,960 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-02 01:33:03,960 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 01:33:03,960 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-02 01:33:03,960 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 01:33:03,960 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 01:33:03,961 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-02 01:33:03,961 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 01:33:03,961 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 01:33:03,961 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-02 01:33:03,962 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-02 01:33:03,962 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_86806ad3-38a9-4702-9d5c-af09f6884e9a/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 -> 88fe3ea55db85ac6b3c7cedd013ffb32927ae976 [2018-12-02 01:33:03,984 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 01:33:03,991 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 01:33:03,993 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 01:33:03,994 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 01:33:03,994 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 01:33:03,995 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_86806ad3-38a9-4702-9d5c-af09f6884e9a/bin-2019/uautomizer/../../sv-benchmarks/c/termination-15/cstrcmp_diffterm_alloca_true-termination.c.i [2018-12-02 01:33:04,031 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_86806ad3-38a9-4702-9d5c-af09f6884e9a/bin-2019/uautomizer/data/3fbb8fa58/a2a37239d5a34cc19a4fb16c914046cb/FLAG7e70d324b [2018-12-02 01:33:04,512 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 01:33:04,513 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_86806ad3-38a9-4702-9d5c-af09f6884e9a/sv-benchmarks/c/termination-15/cstrcmp_diffterm_alloca_true-termination.c.i [2018-12-02 01:33:04,518 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_86806ad3-38a9-4702-9d5c-af09f6884e9a/bin-2019/uautomizer/data/3fbb8fa58/a2a37239d5a34cc19a4fb16c914046cb/FLAG7e70d324b [2018-12-02 01:33:04,527 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_86806ad3-38a9-4702-9d5c-af09f6884e9a/bin-2019/uautomizer/data/3fbb8fa58/a2a37239d5a34cc19a4fb16c914046cb [2018-12-02 01:33:04,528 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 01:33:04,529 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 01:33:04,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 01:33:04,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 01:33:04,532 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 01:33:04,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:33:04" (1/1) ... [2018-12-02 01:33:04,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@115e7fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:04, skipping insertion in model container [2018-12-02 01:33:04,534 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:33:04" (1/1) ... [2018-12-02 01:33:04,538 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 01:33:04,559 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 01:33:04,724 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:33:04,730 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 01:33:04,796 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:33:04,823 INFO L195 MainTranslator]: Completed translation [2018-12-02 01:33:04,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:04 WrapperNode [2018-12-02 01:33:04,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 01:33:04,823 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 01:33:04,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 01:33:04,824 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 01:33:04,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:04" (1/1) ... [2018-12-02 01:33:04,836 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:04" (1/1) ... [2018-12-02 01:33:04,848 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 01:33:04,848 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 01:33:04,848 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 01:33:04,848 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 01:33:04,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:04" (1/1) ... [2018-12-02 01:33:04,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:04" (1/1) ... [2018-12-02 01:33:04,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:04" (1/1) ... [2018-12-02 01:33:04,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:04" (1/1) ... [2018-12-02 01:33:04,857 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:04" (1/1) ... [2018-12-02 01:33:04,860 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:04" (1/1) ... [2018-12-02 01:33:04,861 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:04" (1/1) ... [2018-12-02 01:33:04,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 01:33:04,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 01:33:04,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 01:33:04,862 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 01:33:04,862 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_86806ad3-38a9-4702-9d5c-af09f6884e9a/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 [2018-12-02 01:33:04,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 01:33:04,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 01:33:04,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 01:33:04,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 01:33:04,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 01:33:04,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 01:33:05,009 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 01:33:05,009 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 01:33:05,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:33:05 BoogieIcfgContainer [2018-12-02 01:33:05,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 01:33:05,009 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-02 01:33:05,009 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-02 01:33:05,012 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-02 01:33:05,012 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 01:33:05,012 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.12 01:33:04" (1/3) ... [2018-12-02 01:33:05,013 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3edd4564 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 01:33:05, skipping insertion in model container [2018-12-02 01:33:05,013 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 01:33:05,013 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:04" (2/3) ... [2018-12-02 01:33:05,013 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3edd4564 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 01:33:05, skipping insertion in model container [2018-12-02 01:33:05,013 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 01:33:05,013 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:33:05" (3/3) ... [2018-12-02 01:33:05,014 INFO L375 chiAutomizerObserver]: Analyzing ICFG cstrcmp_diffterm_alloca_true-termination.c.i [2018-12-02 01:33:05,044 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 01:33:05,044 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-02 01:33:05,044 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-02 01:33:05,045 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-02 01:33:05,045 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 01:33:05,045 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 01:33:05,045 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-02 01:33:05,045 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 01:33:05,045 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-02 01:33:05,054 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2018-12-02 01:33:05,066 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2018-12-02 01:33:05,067 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 01:33:05,067 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 01:33:05,071 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2018-12-02 01:33:05,071 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-12-02 01:33:05,072 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-02 01:33:05,072 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2018-12-02 01:33:05,072 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2018-12-02 01:33:05,072 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 01:33:05,073 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 01:33:05,073 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2018-12-02 01:33:05,073 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-12-02 01:33:05,078 INFO L794 eck$LassoCheckResult]: Stem: 11#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 9#L-1true havoc main_#res;havoc main_#t~nondet214, main_#t~nondet215, main_#t~malloc216.base, main_#t~malloc216.offset, main_#t~malloc217.base, main_#t~malloc217.offset, main_#t~ret218, main_~length1~0, main_~length2~0, main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset;main_~length1~0 := main_#t~nondet214;havoc main_#t~nondet214;main_~length2~0 := main_#t~nondet215;havoc main_#t~nondet215; 17#L378true assume !(main_~length1~0 < 1); 5#L378-2true assume !(main_~length2~0 < 1); 14#L381-1true call main_#t~malloc216.base, main_#t~malloc216.offset := #Ultimate.alloc(main_~length1~0);main_~nondetString1~0.base, main_~nondetString1~0.offset := main_#t~malloc216.base, main_#t~malloc216.offset;call main_#t~malloc217.base, main_#t~malloc217.offset := #Ultimate.alloc(main_~length2~0);main_~nondetString2~0.base, main_~nondetString2~0.offset := main_#t~malloc217.base, main_#t~malloc217.offset;call write~int(49, main_~nondetString1~0.base, main_~nondetString1~0.offset + (main_~length1~0 - 1), 1);call write~int(49, main_~nondetString2~0.base, main_~nondetString2~0.offset + (main_~length2~0 - 1), 1);cstrcmp_#in~s1.base, cstrcmp_#in~s1.offset, cstrcmp_#in~s2.base, cstrcmp_#in~s2.offset := main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset;havoc cstrcmp_#res;havoc cstrcmp_#t~post209.base, cstrcmp_#t~post209.offset, cstrcmp_#t~post210.base, cstrcmp_#t~post210.offset, cstrcmp_#t~mem205, cstrcmp_#t~mem206, cstrcmp_#t~mem207, cstrcmp_#t~short208, cstrcmp_#t~mem211, cstrcmp_#t~mem212, cstrcmp_#t~ite213, cstrcmp_~s1.base, cstrcmp_~s1.offset, cstrcmp_~s2.base, cstrcmp_~s2.offset, cstrcmp_~uc1~0, cstrcmp_~uc2~0;cstrcmp_~s1.base, cstrcmp_~s1.offset := cstrcmp_#in~s1.base, cstrcmp_#in~s1.offset;cstrcmp_~s2.base, cstrcmp_~s2.offset := cstrcmp_#in~s2.base, cstrcmp_#in~s2.offset;havoc cstrcmp_~uc1~0;havoc cstrcmp_~uc2~0; 8#L367-5true [2018-12-02 01:33:05,078 INFO L796 eck$LassoCheckResult]: Loop: 8#L367-5true call cstrcmp_#t~mem205 := read~int(cstrcmp_~s1.base, cstrcmp_~s1.offset, 1);cstrcmp_#t~short208 := 49 != cstrcmp_#t~mem205; 4#L367-1true assume cstrcmp_#t~short208;call cstrcmp_#t~mem206 := read~int(cstrcmp_~s1.base, cstrcmp_~s1.offset, 1);call cstrcmp_#t~mem207 := read~int(cstrcmp_~s2.base, cstrcmp_~s2.offset, 1);cstrcmp_#t~short208 := cstrcmp_#t~mem206 == cstrcmp_#t~mem207; 6#L367-3true assume !!cstrcmp_#t~short208;havoc cstrcmp_#t~mem207;havoc cstrcmp_#t~short208;havoc cstrcmp_#t~mem206;havoc cstrcmp_#t~mem205;cstrcmp_#t~post209.base, cstrcmp_#t~post209.offset := cstrcmp_~s1.base, cstrcmp_~s1.offset;cstrcmp_~s1.base, cstrcmp_~s1.offset := cstrcmp_#t~post209.base, 1 + cstrcmp_#t~post209.offset;havoc cstrcmp_#t~post209.base, cstrcmp_#t~post209.offset;cstrcmp_#t~post210.base, cstrcmp_#t~post210.offset := cstrcmp_~s2.base, cstrcmp_~s2.offset;cstrcmp_~s2.base, cstrcmp_~s2.offset := cstrcmp_#t~post210.base, 1 + cstrcmp_#t~post210.offset;havoc cstrcmp_#t~post210.base, cstrcmp_#t~post210.offset; 8#L367-5true [2018-12-02 01:33:05,081 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 01:33:05,082 INFO L82 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2018-12-02 01:33:05,083 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 01:33:05,083 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 01:33:05,111 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 01:33:05,111 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 01:33:05,111 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 01:33:05,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:33:05,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:33:05,164 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 01:33:05,164 INFO L82 PathProgramCache]: Analyzing trace with hash 49755, now seen corresponding path program 1 times [2018-12-02 01:33:05,165 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 01:33:05,165 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 01:33:05,165 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 01:33:05,165 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 01:33:05,165 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 01:33:05,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:33:05,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:33:05,178 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 01:33:05,178 INFO L82 PathProgramCache]: Analyzing trace with hash 180429558, now seen corresponding path program 1 times [2018-12-02 01:33:05,178 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 01:33:05,178 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 01:33:05,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 01:33:05,179 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 01:33:05,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 01:33:05,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:33:05,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:33:05,478 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2018-12-02 01:33:05,538 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 01:33:05,539 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 01:33:05,539 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 01:33:05,539 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 01:33:05,539 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 01:33:05,539 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 01:33:05,540 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 01:33:05,540 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 01:33:05,540 INFO L131 ssoRankerPreferences]: Filename of dumped script: cstrcmp_diffterm_alloca_true-termination.c.i_Iteration1_Lasso [2018-12-02 01:33:05,540 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 01:33:05,540 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 01:33:05,554 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 01:33:05,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 01:33:05,559 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 01:33:05,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 01:33:05,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 01:33:05,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 01:33:05,565 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 01:33:05,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 01:33:05,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 01:33:05,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 01:33:05,813 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 01:33:05,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 01:33:05,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 01:33:05,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 01:33:05,818 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 01:33:05,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 01:33:05,822 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 01:33:05,823 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 01:33:05,824 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 01:33:05,825 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 01:33:05,827 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 01:33:06,139 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 01:33:06,142 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 01:33:06,143 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 [2018-12-02 01:33:06,145 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 01:33:06,145 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 01:33:06,145 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 01:33:06,145 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 01:33:06,145 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 01:33:06,146 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 01:33:06,146 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 01:33:06,148 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 01:33:06,148 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 [2018-12-02 01:33:06,149 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 01:33:06,149 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 01:33:06,149 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 01:33:06,149 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 01:33:06,149 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 01:33:06,149 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 01:33:06,149 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 01:33:06,150 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 01:33:06,150 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 [2018-12-02 01:33:06,151 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 01:33:06,151 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 01:33:06,151 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 01:33:06,151 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 01:33:06,151 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 01:33:06,151 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 01:33:06,151 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 01:33:06,152 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 01:33:06,152 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 [2018-12-02 01:33:06,152 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 01:33:06,152 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 01:33:06,152 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 01:33:06,152 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 01:33:06,154 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 01:33:06,154 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 01:33:06,156 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 01:33:06,156 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 [2018-12-02 01:33:06,156 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 01:33:06,156 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 01:33:06,156 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 01:33:06,156 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 01:33:06,156 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 01:33:06,157 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 01:33:06,157 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 01:33:06,157 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 01:33:06,157 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 [2018-12-02 01:33:06,158 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 01:33:06,158 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 01:33:06,158 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 01:33:06,158 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 01:33:06,158 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 01:33:06,158 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 01:33:06,158 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 01:33:06,159 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 01:33:06,159 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 [2018-12-02 01:33:06,159 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 01:33:06,159 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 01:33:06,160 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 01:33:06,160 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 01:33:06,160 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 01:33:06,160 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 01:33:06,160 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 01:33:06,161 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 01:33:06,161 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 [2018-12-02 01:33:06,161 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 01:33:06,161 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 01:33:06,161 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 01:33:06,161 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 01:33:06,162 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 01:33:06,162 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 01:33:06,164 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 01:33:06,164 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 [2018-12-02 01:33:06,164 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 01:33:06,165 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 01:33:06,165 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 01:33:06,165 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 01:33:06,166 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 01:33:06,166 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 01:33:06,173 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 01:33:06,174 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 [2018-12-02 01:33:06,174 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 01:33:06,174 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-12-02 01:33:06,174 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 01:33:06,174 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 01:33:06,176 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-12-02 01:33:06,176 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 01:33:06,186 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 01:33:06,186 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 [2018-12-02 01:33:06,186 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 01:33:06,186 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 01:33:06,187 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 01:33:06,187 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 01:33:06,187 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 01:33:06,187 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 01:33:06,189 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 01:33:06,189 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 [2018-12-02 01:33:06,189 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 01:33:06,189 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 01:33:06,190 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 01:33:06,190 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-02 01:33:06,190 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 01:33:06,190 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 01:33:06,190 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 01:33:06,191 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 01:33:06,191 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 [2018-12-02 01:33:06,192 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 01:33:06,192 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-12-02 01:33:06,192 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 01:33:06,192 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 01:33:06,193 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-12-02 01:33:06,193 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 01:33:06,202 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 01:33:06,202 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 [2018-12-02 01:33:06,202 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 01:33:06,202 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 01:33:06,203 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 01:33:06,203 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 01:33:06,203 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 01:33:06,204 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 01:33:06,209 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 01:33:06,209 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 [2018-12-02 01:33:06,210 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 01:33:06,210 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 01:33:06,210 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 01:33:06,210 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 01:33:06,211 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 01:33:06,211 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 01:33:06,212 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 01:33:06,213 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 [2018-12-02 01:33:06,213 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 01:33:06,213 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 01:33:06,213 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 01:33:06,213 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 01:33:06,214 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 01:33:06,214 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 01:33:06,216 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 01:33:06,216 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 [2018-12-02 01:33:06,216 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 01:33:06,216 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 01:33:06,217 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 01:33:06,217 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 01:33:06,219 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 01:33:06,219 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 01:33:06,238 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-12-02 01:33:06,258 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2018-12-02 01:33:06,259 INFO L444 ModelExtractionUtils]: 39 out of 46 variables were initially zero. Simplification set additionally 4 variables to zero. [2018-12-02 01:33:06,260 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-12-02 01:33:06,261 INFO L440 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2018-12-02 01:33:06,261 INFO L518 LassoAnalysis]: Proved termination. [2018-12-02 01:33:06,261 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrcmp_~s1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc216.base)_1) = -1*ULTIMATE.start_cstrcmp_~s1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc216.base)_1 Supporting invariants [] [2018-12-02 01:33:06,301 INFO L297 tatePredicateManager]: 15 out of 16 supporting invariants were superfluous and have been removed [2018-12-02 01:33:06,308 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 01:33:06,323 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 01:33:06,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:33:06,335 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:33:06,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:33:06,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:33:06,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:33:06,364 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 [2018-12-02 01:33:06,364 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states. Second operand 3 states. [2018-12-02 01:33:06,420 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states.. Second operand 3 states. Result 29 states and 38 transitions. Complement of second has 6 states. [2018-12-02 01:33:06,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2018-12-02 01:33:06,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-12-02 01:33:06,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 24 transitions. [2018-12-02 01:33:06,423 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 5 letters. Loop has 3 letters. [2018-12-02 01:33:06,424 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-02 01:33:06,424 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 8 letters. Loop has 3 letters. [2018-12-02 01:33:06,424 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-02 01:33:06,424 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 5 letters. Loop has 6 letters. [2018-12-02 01:33:06,424 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-02 01:33:06,425 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 38 transitions. [2018-12-02 01:33:06,427 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-02 01:33:06,429 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 0 states and 0 transitions. [2018-12-02 01:33:06,429 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-12-02 01:33:06,429 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-12-02 01:33:06,430 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-12-02 01:33:06,430 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-02 01:33:06,430 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 01:33:06,430 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 01:33:06,430 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 01:33:06,430 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-12-02 01:33:06,430 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-12-02 01:33:06,430 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-02 01:33:06,430 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-12-02 01:33:06,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.12 01:33:06 BoogieIcfgContainer [2018-12-02 01:33:06,434 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-02 01:33:06,434 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 01:33:06,434 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 01:33:06,434 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 01:33:06,435 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:33:05" (3/4) ... [2018-12-02 01:33:06,437 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 01:33:06,437 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 01:33:06,438 INFO L168 Benchmark]: Toolchain (without parser) took 1908.86 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 950.6 MB in the beginning and 992.3 MB in the end (delta: -41.6 MB). Peak memory consumption was 76.3 MB. Max. memory is 11.5 GB. [2018-12-02 01:33:06,438 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:33:06,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 293.49 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -151.3 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-12-02 01:33:06,439 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.35 ms. Allocated memory is still 1.1 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. [2018-12-02 01:33:06,439 INFO L168 Benchmark]: Boogie Preprocessor took 13.68 ms. Allocated memory is still 1.1 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. [2018-12-02 01:33:06,440 INFO L168 Benchmark]: RCFGBuilder took 147.38 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-12-02 01:33:06,440 INFO L168 Benchmark]: BuchiAutomizer took 1424.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 992.3 MB in the end (delta: 87.3 MB). Peak memory consumption was 87.3 MB. Max. memory is 11.5 GB. [2018-12-02 01:33:06,440 INFO L168 Benchmark]: Witness Printer took 3.16 ms. Allocated memory is still 1.1 GB. Free memory is still 992.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:33:06,443 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 293.49 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -151.3 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.35 ms. Allocated memory is still 1.1 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 13.68 ms. Allocated memory is still 1.1 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. * RCFGBuilder took 147.38 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1424.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 992.3 MB in the end (delta: 87.3 MB). Peak memory consumption was 87.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.16 ms. Allocated memory is still 1.1 GB. Free memory is still 992.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #length * 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 -1 * s1 + unknown-#length-unknown[__builtin_alloca(length1 * sizeof(char))] and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 12 SDtfs, 21 SDslu, 5 SDs, 0 SdLazy, 10 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital208 mio100 ax100 hnf99 lsp97 ukn85 mio100 lsp47 div100 bol100 ite100 ukn100 eq195 hnf88 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 12ms VariablesStem: 4 VariablesLoop: 4 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...