./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/cstrcat-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/cstrcat-alloca-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 20ffcafc6849eb5f9469bdb1ab705ebc8209d0d9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:51:53,881 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:51:53,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:51:53,893 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:51:53,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:51:53,894 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:51:53,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:51:53,897 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:51:53,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:51:53,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:51:53,900 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:51:53,901 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:51:53,902 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:51:53,903 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:51:53,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:51:53,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:51:53,911 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:51:53,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:51:53,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:51:53,915 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:51:53,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:51:53,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:51:53,919 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:51:53,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:51:53,926 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:51:53,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:51:53,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:51:53,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:51:53,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:51:53,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:51:53,932 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:51:53,933 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:51:53,935 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:51:53,936 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:51:53,938 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:51:53,938 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:51:53,939 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:51:53,939 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:51:53,939 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:51:53,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:51:53,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:51:53,945 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-25 08:51:53,964 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:51:53,964 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:51:53,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:51:53,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:51:53,966 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:51:53,967 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-25 08:51:53,967 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-25 08:51:53,967 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-25 08:51:53,967 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-25 08:51:53,967 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-25 08:51:53,968 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-25 08:51:53,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:51:53,969 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-25 08:51:53,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:51:53,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:51:53,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-25 08:51:53,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-25 08:51:53,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-25 08:51:53,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:51:53,970 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-25 08:51:53,970 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:51:53,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-25 08:51:53,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:51:53,971 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:51:53,971 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-25 08:51:53,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:51:53,971 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:51:53,971 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-25 08:51:53,972 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-25 08:51:53,973 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20ffcafc6849eb5f9469bdb1ab705ebc8209d0d9 [2019-11-25 08:51:54,135 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:51:54,145 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:51:54,150 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:51:54,152 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:51:54,158 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:51:54,158 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/../../sv-benchmarks/c/termination-memory-alloca/cstrcat-alloca-1.i [2019-11-25 08:51:54,207 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/data/2b1d584e4/d4b9fff5eea343a3b8f065b714020dc2/FLAG37f8388a2 [2019-11-25 08:51:54,629 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:51:54,630 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/sv-benchmarks/c/termination-memory-alloca/cstrcat-alloca-1.i [2019-11-25 08:51:54,640 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/data/2b1d584e4/d4b9fff5eea343a3b8f065b714020dc2/FLAG37f8388a2 [2019-11-25 08:51:54,652 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/data/2b1d584e4/d4b9fff5eea343a3b8f065b714020dc2 [2019-11-25 08:51:54,654 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:51:54,655 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:51:54,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:51:54,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:51:54,659 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:51:54,660 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:51:54" (1/1) ... [2019-11-25 08:51:54,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1de307c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:54, skipping insertion in model container [2019-11-25 08:51:54,662 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:51:54" (1/1) ... [2019-11-25 08:51:54,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:51:54,698 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:51:55,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:51:55,077 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:51:55,141 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:51:55,195 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:51:55,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:55 WrapperNode [2019-11-25 08:51:55,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:51:55,197 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:51:55,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:51:55,197 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:51:55,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:55" (1/1) ... [2019-11-25 08:51:55,225 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:55" (1/1) ... [2019-11-25 08:51:55,243 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:51:55,243 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:51:55,243 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:51:55,244 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:51:55,250 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:55" (1/1) ... [2019-11-25 08:51:55,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:55" (1/1) ... [2019-11-25 08:51:55,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:55" (1/1) ... [2019-11-25 08:51:55,253 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:55" (1/1) ... [2019-11-25 08:51:55,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:55" (1/1) ... [2019-11-25 08:51:55,263 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:55" (1/1) ... [2019-11-25 08:51:55,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:55" (1/1) ... [2019-11-25 08:51:55,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:51:55,267 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:51:55,267 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:51:55,267 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:51:55,268 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-25 08:51:55,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-25 08:51:55,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-25 08:51:55,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-25 08:51:55,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:51:55,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:51:55,580 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:51:55,580 INFO L284 CfgBuilder]: Removed 8 assume(true) statements. [2019-11-25 08:51:55,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:51:55 BoogieIcfgContainer [2019-11-25 08:51:55,581 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:51:55,581 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-25 08:51:55,581 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-25 08:51:55,583 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-25 08:51:55,584 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:51:55,584 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 08:51:54" (1/3) ... [2019-11-25 08:51:55,585 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@8cfe04b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:51:55, skipping insertion in model container [2019-11-25 08:51:55,585 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:51:55,585 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:55" (2/3) ... [2019-11-25 08:51:55,585 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@8cfe04b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:51:55, skipping insertion in model container [2019-11-25 08:51:55,585 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:51:55,585 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:51:55" (3/3) ... [2019-11-25 08:51:55,586 INFO L371 chiAutomizerObserver]: Analyzing ICFG cstrcat-alloca-1.i [2019-11-25 08:51:55,623 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-25 08:51:55,624 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-25 08:51:55,624 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-25 08:51:55,624 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:51:55,624 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:51:55,624 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-25 08:51:55,624 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:51:55,625 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-25 08:51:55,637 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2019-11-25 08:51:55,657 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2019-11-25 08:51:55,657 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:51:55,657 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:51:55,663 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-11-25 08:51:55,664 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-25 08:51:55,664 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-25 08:51:55,664 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2019-11-25 08:51:55,665 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2019-11-25 08:51:55,665 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:51:55,666 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:51:55,666 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-11-25 08:51:55,666 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-25 08:51:55,673 INFO L794 eck$LassoCheckResult]: Stem: 9#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 8#L-1true havoc main_#res;havoc main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~malloc10.base, main_#t~malloc10.offset, main_#t~malloc11.base, main_#t~malloc11.offset, main_#t~ret12.base, main_#t~ret12.offset, main_~length1~0, main_~length2~0, main_~length3~0, main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset;main_~length1~0 := main_#t~nondet7;havoc main_#t~nondet7;main_~length2~0 := main_#t~nondet8;havoc main_#t~nondet8;main_~length3~0 := main_#t~nondet9;havoc main_#t~nondet9; 14#L560true assume !(main_~length1~0 < 1); 3#L560-2true assume !(main_~length2~0 < 2); 11#L563-1true assume !(main_~length3~0 < 1); 5#L566-1true assume !(main_~length2~0 - main_~length3~0 < main_~length1~0 || main_~length3~0 > main_~length2~0);call main_#t~malloc10.base, main_#t~malloc10.offset := #Ultimate.allocOnStack(main_~length1~0);main_~nondetString1~0.base, main_~nondetString1~0.offset := main_#t~malloc10.base, main_#t~malloc10.offset;call main_#t~malloc11.base, main_#t~malloc11.offset := #Ultimate.allocOnStack(main_~length2~0);main_~nondetString2~0.base, main_~nondetString2~0.offset := main_#t~malloc11.base, main_#t~malloc11.offset;call write~int(0, main_~nondetString1~0.base, main_~nondetString1~0.offset + (main_~length1~0 - 1), 1);call write~int(0, main_~nondetString2~0.base, main_~nondetString2~0.offset + (main_~length3~0 - 1), 1);cstrcat_#in~s1.base, cstrcat_#in~s1.offset, cstrcat_#in~s2.base, cstrcat_#in~s2.offset := main_~nondetString2~0.base, main_~nondetString2~0.offset, main_~nondetString1~0.base, main_~nondetString1~0.offset;havoc cstrcat_#res.base, cstrcat_#res.offset;havoc cstrcat_#t~post3.base, cstrcat_#t~post3.offset, cstrcat_#t~mem2, cstrcat_#t~post4.base, cstrcat_#t~post4.offset, cstrcat_#t~post5.base, cstrcat_#t~post5.offset, cstrcat_#t~mem6, cstrcat_~s1.base, cstrcat_~s1.offset, cstrcat_~s2.base, cstrcat_~s2.offset, cstrcat_~s~0.base, cstrcat_~s~0.offset;cstrcat_~s1.base, cstrcat_~s1.offset := cstrcat_#in~s1.base, cstrcat_#in~s1.offset;cstrcat_~s2.base, cstrcat_~s2.offset := cstrcat_#in~s2.base, cstrcat_#in~s2.offset;cstrcat_~s~0.base, cstrcat_~s~0.offset := cstrcat_~s1.base, cstrcat_~s1.offset; 4#L550-3true [2019-11-25 08:51:55,674 INFO L796 eck$LassoCheckResult]: Loop: 4#L550-3true call cstrcat_#t~mem2 := read~int(cstrcat_~s~0.base, cstrcat_~s~0.offset, 1); 16#L550-1true assume !!(0 != cstrcat_#t~mem2);havoc cstrcat_#t~mem2;cstrcat_#t~post3.base, cstrcat_#t~post3.offset := cstrcat_~s~0.base, cstrcat_~s~0.offset;cstrcat_~s~0.base, cstrcat_~s~0.offset := cstrcat_#t~post3.base, 1 + cstrcat_#t~post3.offset;havoc cstrcat_#t~post3.base, cstrcat_#t~post3.offset; 4#L550-3true [2019-11-25 08:51:55,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:55,680 INFO L82 PathProgramCache]: Analyzing trace with hash 889572367, now seen corresponding path program 1 times [2019-11-25 08:51:55,687 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:55,688 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767972957] [2019-11-25 08:51:55,688 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:55,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:55,830 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:51:55,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:55,831 INFO L82 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 1 times [2019-11-25 08:51:55,832 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:55,832 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747854309] [2019-11-25 08:51:55,832 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:55,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:55,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:55,845 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:51:55,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:55,847 INFO L82 PathProgramCache]: Analyzing trace with hash 180553748, now seen corresponding path program 1 times [2019-11-25 08:51:55,847 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:55,847 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166683818] [2019-11-25 08:51:55,848 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:55,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:55,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:55,904 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:51:56,430 WARN L192 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 90 [2019-11-25 08:51:56,585 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-11-25 08:51:56,600 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:51:56,601 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:51:56,601 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:51:56,602 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:51:56,602 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:51:56,602 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,602 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:51:56,602 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:51:56,603 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrcat-alloca-1.i_Iteration1_Lasso [2019-11-25 08:51:56,603 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:51:56,603 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:51:56,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,683 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,686 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,712 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:57,026 WARN L192 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 67 [2019-11-25 08:51:57,664 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:51:57,668 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:57,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:57,685 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:57,685 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:57,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:57,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:57,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:57,688 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:57,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:57,691 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:57,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:57,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:57,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:57,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:57,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:57,709 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:57,710 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:57,710 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:57,712 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:57,726 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:57,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:57,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:57,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:57,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:57,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:57,729 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:57,729 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:57,736 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:57,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:57,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:57,747 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:57,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:57,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:57,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:57,750 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:57,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:57,752 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:57,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:57,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:57,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:57,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:57,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:57,767 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:57,768 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:51:57,774 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:57,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:57,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:57,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:57,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:57,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:57,785 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:57,786 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:57,786 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:57,788 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:57,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:57,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:57,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:57,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:57,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:57,796 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:57,796 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:57,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:57,798 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:57,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:57,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:57,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:57,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:57,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:57,847 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:57,847 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:51:57,853 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:57,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:57,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:57,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:57,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:57,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:57,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:57,867 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:57,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:57,869 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:57,879 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:57,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:57,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:57,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:57,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:57,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:57,882 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:57,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:57,884 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:57,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:57,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:57,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:57,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:57,897 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:57,906 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:57,907 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:51:57,911 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:57,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:57,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:57,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:57,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:57,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:57,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:57,922 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:57,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:57,924 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:57,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:57,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:57,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:57,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:57,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:57,940 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:57,941 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:57,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:57,946 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:57,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:57,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:57,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:57,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:57,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:57,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:57,957 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:57,958 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:57,959 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:57,967 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:57,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:57,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:57,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:57,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:57,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:57,969 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:57,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:57,970 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:57,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:57,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:57,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:57,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:57,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:57,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:57,980 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:57,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:57,981 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:57,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:57,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:57,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:57,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:57,989 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:57,991 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:57,991 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:51:57,995 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:58,002 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:58,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:58,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:58,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:58,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:58,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:58,005 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:58,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:58,006 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:58,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:58,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:58,019 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:58,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:58,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:58,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:58,020 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:58,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:58,022 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:58,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:58,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:58,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:58,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:58,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:58,032 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:58,033 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:58,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:58,035 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:58,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:58,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:58,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:58,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:58,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:58,044 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:58,044 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:58,051 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:58,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:58,057 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:58,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:58,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:58,058 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:58,065 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:58,066 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:51:58,074 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:58,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:58,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:58,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:58,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:58,085 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:58,087 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:58,087 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:58,091 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:58,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:58,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:58,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:58,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:58,099 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:58,111 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:58,111 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:58,130 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-25 08:51:58,259 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2019-11-25 08:51:58,259 INFO L444 ModelExtractionUtils]: 38 out of 49 variables were initially zero. Simplification set additionally 8 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ee0267b-5439-4900-89bf-4aebc4bec251/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:58,288 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:58,292 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-11-25 08:51:58,292 INFO L510 LassoAnalysis]: Proved termination. [2019-11-25 08:51:58,293 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc11.base)_1, ULTIMATE.start_cstrcat_~s~0.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc11.base)_1 - 1*ULTIMATE.start_cstrcat_~s~0.offset Supporting invariants [] [2019-11-25 08:51:58,334 INFO L297 tatePredicateManager]: 8 out of 9 supporting invariants were superfluous and have been removed [2019-11-25 08:51:58,344 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-11-25 08:51:58,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:51:58,398 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 10 conjunts are in the unsatisfiable core [2019-11-25 08:51:58,400 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:51:58,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:51:58,415 WARN L253 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-25 08:51:58,416 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:51:58,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:51:58,456 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-25 08:51:58,457 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states. Second operand 3 states. [2019-11-25 08:51:58,530 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states.. Second operand 3 states. Result 32 states and 42 transitions. Complement of second has 8 states. [2019-11-25 08:51:58,530 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-25 08:51:58,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-25 08:51:58,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 31 transitions. [2019-11-25 08:51:58,534 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 6 letters. Loop has 2 letters. [2019-11-25 08:51:58,535 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:51:58,535 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 8 letters. Loop has 2 letters. [2019-11-25 08:51:58,535 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:51:58,535 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 6 letters. Loop has 4 letters. [2019-11-25 08:51:58,536 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:51:58,536 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 42 transitions. [2019-11-25 08:51:58,539 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-25 08:51:58,542 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 0 states and 0 transitions. [2019-11-25 08:51:58,543 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-25 08:51:58,543 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-25 08:51:58,543 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-25 08:51:58,543 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:51:58,543 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:51:58,544 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:51:58,544 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:51:58,544 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-25 08:51:58,544 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:51:58,544 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-25 08:51:58,544 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-25 08:51:58,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 08:51:58 BoogieIcfgContainer [2019-11-25 08:51:58,549 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-25 08:51:58,550 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:51:58,550 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:51:58,550 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:51:58,550 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:51:55" (3/4) ... [2019-11-25 08:51:58,553 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-25 08:51:58,553 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:51:58,554 INFO L168 Benchmark]: Toolchain (without parser) took 3899.26 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 243.8 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -155.2 MB). Peak memory consumption was 88.6 MB. Max. memory is 11.5 GB. [2019-11-25 08:51:58,555 INFO L168 Benchmark]: CDTParser took 0.56 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:51:58,555 INFO L168 Benchmark]: CACSL2BoogieTranslator took 540.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 940.7 MB in the beginning and 1.2 GB in the end (delta: -220.5 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. [2019-11-25 08:51:58,556 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:51:58,556 INFO L168 Benchmark]: Boogie Preprocessor took 23.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:51:58,557 INFO L168 Benchmark]: RCFGBuilder took 314.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2019-11-25 08:51:58,558 INFO L168 Benchmark]: BuchiAutomizer took 2968.18 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 67.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 35.6 MB). Peak memory consumption was 102.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:51:58,558 INFO L168 Benchmark]: Witness Printer took 3.57 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:51:58,564 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 540.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 940.7 MB in the beginning and 1.2 GB in the end (delta: -220.5 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 45.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 314.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2968.18 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 67.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 35.6 MB). Peak memory consumption was 102.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.57 ms. Allocated memory is still 1.3 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 #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 unknown-#length-unknown[__builtin_alloca (length2 * sizeof(char))] + -1 * s and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 16 SDtfs, 17 SDslu, 7 SDs, 0 SdLazy, 7 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital187 mio100 ax109 hnf99 lsp88 ukn78 mio100 lsp50 div100 bol100 ite100 ukn100 eq188 hnf88 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 19ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...