./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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 32bit --witnessprinter.graph.data.programhash 3dbc6bab9a799b7f4b90bf959cd96947d3b192e5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 15:20:46,144 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:20:46,145 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:20:46,152 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:20:46,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:20:46,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:20:46,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:20:46,155 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:20:46,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:20:46,157 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:20:46,158 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:20:46,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:20:46,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:20:46,159 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:20:46,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:20:46,161 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:20:46,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:20:46,162 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:20:46,163 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:20:46,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:20:46,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:20:46,166 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:20:46,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:20:46,167 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:20:46,169 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:20:46,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:20:46,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:20:46,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:20:46,170 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:20:46,171 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:20:46,171 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:20:46,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:20:46,172 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:20:46,172 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:20:46,173 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:20:46,173 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:20:46,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:20:46,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:20:46,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:20:46,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:20:46,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:20:46,175 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-12-07 15:20:46,185 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:20:46,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:20:46,186 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 15:20:46,186 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 15:20:46,186 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 15:20:46,186 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-12-07 15:20:46,186 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-12-07 15:20:46,186 INFO L138 SettingsManager]: * Use old map elimination=false [2019-12-07 15:20:46,187 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-12-07 15:20:46,187 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-12-07 15:20:46,187 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-12-07 15:20:46,187 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:20:46,187 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 15:20:46,187 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 15:20:46,187 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 15:20:46,187 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 15:20:46,187 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:20:46,187 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-12-07 15:20:46,188 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-12-07 15:20:46,188 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-12-07 15:20:46,188 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 15:20:46,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:20:46,188 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-12-07 15:20:46,188 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:20:46,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-12-07 15:20:46,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:20:46,189 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 15:20:46,189 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-12-07 15:20:46,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:20:46,189 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 15:20:46,189 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:20:46,189 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-12-07 15:20:46,190 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-12-07 15:20:46,190 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_10f00844-fdb2-4f23-b666-60a3ec140d70/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3dbc6bab9a799b7f4b90bf959cd96947d3b192e5 [2019-12-07 15:20:46,286 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:20:46,296 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:20:46,299 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:20:46,300 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:20:46,301 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:20:46,301 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2-2.i [2019-12-07 15:20:46,344 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/bin/uautomizer/data/534297220/991bd5cb9b9a406e9378927c28460a11/FLAGea50d8aaf [2019-12-07 15:20:46,756 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:20:46,757 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2-2.i [2019-12-07 15:20:46,761 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/bin/uautomizer/data/534297220/991bd5cb9b9a406e9378927c28460a11/FLAGea50d8aaf [2019-12-07 15:20:46,769 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/bin/uautomizer/data/534297220/991bd5cb9b9a406e9378927c28460a11 [2019-12-07 15:20:46,771 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:20:46,772 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:20:46,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:20:46,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:20:46,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:20:46,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:20:46" (1/1) ... [2019-12-07 15:20:46,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39474158 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:20:46, skipping insertion in model container [2019-12-07 15:20:46,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:20:46" (1/1) ... [2019-12-07 15:20:46,783 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:20:46,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:20:46,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:20:46,939 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 15:20:46,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:20:46,965 INFO L208 MainTranslator]: Completed translation [2019-12-07 15:20:46,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:20:46 WrapperNode [2019-12-07 15:20:46,965 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:20:46,966 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 15:20:46,966 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 15:20:46,966 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 15:20:46,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:20:46" (1/1) ... [2019-12-07 15:20:46,977 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:20:46" (1/1) ... [2019-12-07 15:20:46,991 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 15:20:46,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 15:20:46,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 15:20:46,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 15:20:46,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:20:46" (1/1) ... [2019-12-07 15:20:46,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:20:46" (1/1) ... [2019-12-07 15:20:47,000 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:20:46" (1/1) ... [2019-12-07 15:20:47,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:20:46" (1/1) ... [2019-12-07 15:20:47,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:20:46" (1/1) ... [2019-12-07 15:20:47,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:20:46" (1/1) ... [2019-12-07 15:20:47,009 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:20:46" (1/1) ... [2019-12-07 15:20:47,010 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 15:20:47,011 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 15:20:47,011 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 15:20:47,011 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 15:20:47,011 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:20:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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 [2019-12-07 15:20:47,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-12-07 15:20:47,051 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-12-07 15:20:47,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-07 15:20:47,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-12-07 15:20:47,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 15:20:47,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 15:20:47,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-07 15:20:47,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-12-07 15:20:47,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 15:20:47,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 15:20:47,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-07 15:20:47,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 15:20:47,185 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-07 15:20:47,199 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 15:20:47,199 INFO L287 CfgBuilder]: Removed 4 assume(true) statements. [2019-12-07 15:20:47,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:20:47 BoogieIcfgContainer [2019-12-07 15:20:47,200 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 15:20:47,200 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-12-07 15:20:47,200 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-12-07 15:20:47,203 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-12-07 15:20:47,203 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 15:20:47,203 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 03:20:46" (1/3) ... [2019-12-07 15:20:47,204 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5cadd66a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 03:20:47, skipping insertion in model container [2019-12-07 15:20:47,204 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 15:20:47,204 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:20:46" (2/3) ... [2019-12-07 15:20:47,204 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5cadd66a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 03:20:47, skipping insertion in model container [2019-12-07 15:20:47,204 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 15:20:47,204 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:20:47" (3/3) ... [2019-12-07 15:20:47,205 INFO L371 chiAutomizerObserver]: Analyzing ICFG test-bitfields-2-2.i [2019-12-07 15:20:47,233 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-12-07 15:20:47,233 INFO L357 BuchiCegarLoop]: Hoare is false [2019-12-07 15:20:47,233 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-12-07 15:20:47,233 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 15:20:47,233 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 15:20:47,234 INFO L361 BuchiCegarLoop]: Difference is false [2019-12-07 15:20:47,234 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 15:20:47,234 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-12-07 15:20:47,243 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states. [2019-12-07 15:20:47,259 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2019-12-07 15:20:47,259 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 15:20:47,259 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 15:20:47,265 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-12-07 15:20:47,265 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-12-07 15:20:47,265 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-12-07 15:20:47,265 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states. [2019-12-07 15:20:47,267 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2019-12-07 15:20:47,267 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 15:20:47,267 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 15:20:47,267 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-12-07 15:20:47,267 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-12-07 15:20:47,273 INFO L794 eck$LassoCheckResult]: Stem: 14#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call ~#d~0.base, ~#d~0.offset := #Ultimate.allocOnStack(5);call write~init~int(0, ~#d~0.base, ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 1 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 2 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 3 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 4 + ~#d~0.offset, 1); 11#L-1true havoc main_#res;havoc main_#t~malloc0.base, main_#t~malloc0.offset, main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset, main_#t~mem2, main_#t~mem3, main_#t~mem4, main_#t~mem5, main_#t~mem6, main_~p~0.base, main_~p~0.offset;havoc main_~p~0.base, main_~p~0.offset;call main_#t~malloc0.base, main_#t~malloc0.offset := #Ultimate.allocOnHeap(4);main_~p~0.base, main_~p~0.offset := main_#t~malloc0.base, main_#t~malloc0.offset;call write~int(1, ~#d~0.base, ~#d~0.offset, 1);call write~int(2, ~#d~0.base, 1 + ~#d~0.offset, 1);call write~int(3, ~#d~0.base, 2 + ~#d~0.offset, 1);call write~int(4, ~#d~0.base, 3 + ~#d~0.offset, 1);call write~int(5, ~#d~0.base, 4 + ~#d~0.offset, 1); 12#L31true call main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset := #Ultimate.C_memcpy(main_~p~0.base, main_~p~0.offset, ~#d~0.base, ~#d~0.offset, 4);< 18##Ultimate.C_memcpyENTRYtrue assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 3#$Ultimate##0true #t~loopctr8 := 0; 9#L-1-1true [2019-12-07 15:20:47,273 INFO L796 eck$LassoCheckResult]: Loop: 9#L-1-1true assume #t~loopctr8 < size;call #t~mem9 := read~unchecked~int(src.base, src.offset + #t~loopctr8, 1);call write~unchecked~int(#t~mem9, dest.base, dest.offset + #t~loopctr8, 1);#t~loopctr8 := 1 + #t~loopctr8; 9#L-1-1true [2019-12-07 15:20:47,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:20:47,277 INFO L82 PathProgramCache]: Analyzing trace with hash 28745848, now seen corresponding path program 1 times [2019-12-07 15:20:47,282 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:20:47,283 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851956449] [2019-12-07 15:20:47,283 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:20:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:20:47,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:20:47,397 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 15:20:47,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:20:47,397 INFO L82 PathProgramCache]: Analyzing trace with hash 79, now seen corresponding path program 1 times [2019-12-07 15:20:47,398 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:20:47,398 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956073819] [2019-12-07 15:20:47,398 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:20:47,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:20:47,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:20:47,405 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 15:20:47,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:20:47,406 INFO L82 PathProgramCache]: Analyzing trace with hash 891121336, now seen corresponding path program 1 times [2019-12-07 15:20:47,406 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:20:47,407 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494681737] [2019-12-07 15:20:47,407 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:20:47,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:20:47,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:20:47,449 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 15:20:47,731 WARN L192 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 82 [2019-12-07 15:20:48,100 WARN L192 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 82 [2019-12-07 15:20:48,190 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 15:20:48,190 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 15:20:48,190 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 15:20:48,190 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 15:20:48,190 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 15:20:48,190 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:20:48,190 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 15:20:48,191 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 15:20:48,191 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-bitfields-2-2.i_Iteration1_Lasso [2019-12-07 15:20:48,191 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 15:20:48,191 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 15:20:48,207 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:48,210 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:48,212 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:48,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:48,214 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:48,217 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:48,218 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:48,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:48,222 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:48,223 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:48,224 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:48,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:48,227 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:48,229 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:48,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:48,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:48,234 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:48,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:48,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:48,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:48,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:48,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:48,732 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 15:20:48,736 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:20:48,740 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 [2019-12-07 15:20:48,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:20:48,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,744 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:20:48,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:20:48,746 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:20:48,751 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 [2019-12-07 15:20:48,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:20:48,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,753 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:20:48,753 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:20:48,754 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:20:48,758 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 [2019-12-07 15:20:48,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:20:48,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,760 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:20:48,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:20:48,762 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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 [2019-12-07 15:20:48,765 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 [2019-12-07 15:20:48,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:20:48,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,767 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,767 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:20:48,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:20:48,769 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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 [2019-12-07 15:20:48,773 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 [2019-12-07 15:20:48,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,777 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 15:20:48,777 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 15:20:48,781 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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 [2019-12-07 15:20:48,786 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 [2019-12-07 15:20:48,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:20:48,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,788 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:20:48,788 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:20:48,789 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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 [2019-12-07 15:20:48,793 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 [2019-12-07 15:20:48,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:20:48,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,796 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:20:48,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:20:48,797 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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 [2019-12-07 15:20:48,803 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 [2019-12-07 15:20:48,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:20:48,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,805 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:20:48,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:20:48,806 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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 [2019-12-07 15:20:48,811 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 [2019-12-07 15:20:48,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:20:48,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,813 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:20:48,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:20:48,814 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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 [2019-12-07 15:20:48,818 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 [2019-12-07 15:20:48,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,819 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:20:48,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,819 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:20:48,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:20:48,820 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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 [2019-12-07 15:20:48,824 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 [2019-12-07 15:20:48,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:20:48,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,826 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:20:48,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:20:48,827 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:20:48,831 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 [2019-12-07 15:20:48,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:20:48,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,832 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,832 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:20:48,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:20:48,834 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:20:48,838 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 [2019-12-07 15:20:48,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,841 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 15:20:48,841 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 15:20:48,843 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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 [2019-12-07 15:20:48,848 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 [2019-12-07 15:20:48,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:20:48,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,850 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:20:48,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:20:48,851 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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 [2019-12-07 15:20:48,855 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 [2019-12-07 15:20:48,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:20:48,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,857 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:20:48,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:20:48,858 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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 [2019-12-07 15:20:48,862 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 [2019-12-07 15:20:48,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:20:48,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,864 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:20:48,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:20:48,865 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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 [2019-12-07 15:20:48,869 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 [2019-12-07 15:20:48,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,870 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:20:48,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,871 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,871 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:20:48,871 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:20:48,872 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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 [2019-12-07 15:20:48,876 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 [2019-12-07 15:20:48,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,879 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 15:20:48,879 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 15:20:48,883 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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 [2019-12-07 15:20:48,887 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 [2019-12-07 15:20:48,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,890 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 15:20:48,890 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 15:20:48,894 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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 [2019-12-07 15:20:48,898 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 [2019-12-07 15:20:48,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,899 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,902 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 15:20:48,902 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 15:20:48,906 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:20:48,913 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 [2019-12-07 15:20:48,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,916 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 15:20:48,916 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 15:20:48,919 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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 [2019-12-07 15:20:48,922 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 [2019-12-07 15:20:48,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,924 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,926 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 15:20:48,926 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 15:20:48,930 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:20:48,933 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 [2019-12-07 15:20:48,935 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,935 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2019-12-07 15:20:48,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,938 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 15:20:48,938 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 15:20:48,943 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:20:48,949 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 [2019-12-07 15:20:48,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,951 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,952 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 15:20:48,952 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 15:20:48,955 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/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) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:20:48,961 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 [2019-12-07 15:20:48,962 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,962 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,964 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 15:20:48,964 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 15:20:48,968 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/bin/uautomizer/z3 Starting monitored process 27 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 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:20:48,972 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 [2019-12-07 15:20:48,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,973 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,976 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 15:20:48,976 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 15:20:48,980 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/bin/uautomizer/z3 Starting monitored process 28 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 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:20:48,985 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 [2019-12-07 15:20:48,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:48,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:48,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:48,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:48,990 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 15:20:48,990 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 15:20:48,997 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/bin/uautomizer/z3 Starting monitored process 29 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 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:20:49,000 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 [2019-12-07 15:20:49,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:49,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:49,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:49,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:49,006 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 15:20:49,006 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 15:20:49,014 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 15:20:49,030 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2019-12-07 15:20:49,030 INFO L444 ModelExtractionUtils]: 9 out of 19 variables were initially zero. Simplification set additionally 7 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/bin/uautomizer/z3 Starting monitored process 30 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 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:20:49,033 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 15:20:49,036 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-12-07 15:20:49,036 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 15:20:49,036 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(#Ultimate.C_memcpy_#t~loopctr8, #Ultimate.C_memcpy_size) = -1*#Ultimate.C_memcpy_#t~loopctr8 + 1*#Ultimate.C_memcpy_size Supporting invariants [] [2019-12-07 15:20:49,072 INFO L297 tatePredicateManager]: 16 out of 16 supporting invariants were superfluous and have been removed [2019-12-07 15:20:49,078 WARN L1295 BoogieBacktranslator]: unknown boogie variable size [2019-12-07 15:20:49,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:20:49,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:20:49,108 INFO L264 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 15:20:49,109 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:20:49,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:20:49,121 WARN L262 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 15:20:49,121 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:20:49,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:20:49,132 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2019-12-07 15:20:49,133 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 23 states. Second operand 2 states. [2019-12-07 15:20:49,170 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 23 states.. Second operand 2 states. Result 28 states and 38 transitions. Complement of second has 6 states. [2019-12-07 15:20:49,170 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-12-07 15:20:49,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2019-12-07 15:20:49,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. [2019-12-07 15:20:49,173 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 5 letters. Loop has 1 letters. [2019-12-07 15:20:49,174 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 15:20:49,175 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 6 letters. Loop has 1 letters. [2019-12-07 15:20:49,175 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 15:20:49,175 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 5 letters. Loop has 2 letters. [2019-12-07 15:20:49,175 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 15:20:49,175 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 38 transitions. [2019-12-07 15:20:49,177 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-12-07 15:20:49,180 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 9 states and 11 transitions. [2019-12-07 15:20:49,181 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2019-12-07 15:20:49,181 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2019-12-07 15:20:49,182 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 11 transitions. [2019-12-07 15:20:49,182 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 15:20:49,182 INFO L688 BuchiCegarLoop]: Abstraction has 9 states and 11 transitions. [2019-12-07 15:20:49,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 11 transitions. [2019-12-07 15:20:49,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2019-12-07 15:20:49,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2019-12-07 15:20:49,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 10 transitions. [2019-12-07 15:20:49,200 INFO L711 BuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2019-12-07 15:20:49,200 INFO L591 BuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2019-12-07 15:20:49,201 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-12-07 15:20:49,201 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 10 transitions. [2019-12-07 15:20:49,201 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-12-07 15:20:49,201 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 15:20:49,201 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 15:20:49,201 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-12-07 15:20:49,201 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-12-07 15:20:49,202 INFO L794 eck$LassoCheckResult]: Stem: 160#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call ~#d~0.base, ~#d~0.offset := #Ultimate.allocOnStack(5);call write~init~int(0, ~#d~0.base, ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 1 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 2 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 3 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 4 + ~#d~0.offset, 1); 157#L-1 havoc main_#res;havoc main_#t~malloc0.base, main_#t~malloc0.offset, main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset, main_#t~mem2, main_#t~mem3, main_#t~mem4, main_#t~mem5, main_#t~mem6, main_~p~0.base, main_~p~0.offset;havoc main_~p~0.base, main_~p~0.offset;call main_#t~malloc0.base, main_#t~malloc0.offset := #Ultimate.allocOnHeap(4);main_~p~0.base, main_~p~0.offset := main_#t~malloc0.base, main_#t~malloc0.offset;call write~int(1, ~#d~0.base, ~#d~0.offset, 1);call write~int(2, ~#d~0.base, 1 + ~#d~0.offset, 1);call write~int(3, ~#d~0.base, 2 + ~#d~0.offset, 1);call write~int(4, ~#d~0.base, 3 + ~#d~0.offset, 1);call write~int(5, ~#d~0.base, 4 + ~#d~0.offset, 1); 158#L31 call main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset := #Ultimate.C_memcpy(main_~p~0.base, main_~p~0.offset, ~#d~0.base, ~#d~0.offset, 4);< 159##Ultimate.C_memcpyENTRY assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 161#$Ultimate##0 #t~loopctr8 := 0; 162#L-1-1 assume !(#t~loopctr8 < size);#t~loopctr10 := 0; 163#L-1-3 [2019-12-07 15:20:49,202 INFO L796 eck$LassoCheckResult]: Loop: 163#L-1-3 assume #t~loopctr10 < size;#t~loopctr10 := 4 + #t~loopctr10; 163#L-1-3 [2019-12-07 15:20:49,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:20:49,202 INFO L82 PathProgramCache]: Analyzing trace with hash 891121338, now seen corresponding path program 1 times [2019-12-07 15:20:49,202 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:20:49,202 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430449461] [2019-12-07 15:20:49,202 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:20:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:20:49,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:20:49,242 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430449461] [2019-12-07 15:20:49,242 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:20:49,243 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 15:20:49,243 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535971082] [2019-12-07 15:20:49,245 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 15:20:49,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:20:49,245 INFO L82 PathProgramCache]: Analyzing trace with hash 85, now seen corresponding path program 1 times [2019-12-07 15:20:49,246 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:20:49,246 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561527232] [2019-12-07 15:20:49,246 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:20:49,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:20:49,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:20:49,250 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 15:20:49,257 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 15:20:49,258 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 15:20:49,258 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 15:20:49,258 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 15:20:49,258 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 15:20:49,258 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:20:49,258 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 15:20:49,258 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 15:20:49,258 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-bitfields-2-2.i_Iteration2_Loop [2019-12-07 15:20:49,258 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 15:20:49,258 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 15:20:49,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:49,273 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 15:20:49,274 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/bin/uautomizer/z3 Starting monitored process 31 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 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:20:49,278 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 15:20:49,278 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/bin/uautomizer/z3 Starting monitored process 32 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 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:20:49,285 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 15:20:49,285 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 15:20:49,381 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 15:20:49,383 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 15:20:49,383 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 15:20:49,383 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 15:20:49,383 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 15:20:49,383 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 15:20:49,383 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:20:49,383 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 15:20:49,383 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 15:20:49,383 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-bitfields-2-2.i_Iteration2_Loop [2019-12-07 15:20:49,383 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 15:20:49,383 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 15:20:49,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:20:49,395 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 15:20:49,395 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/bin/uautomizer/z3 Starting monitored process 33 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 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:20:49,398 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 [2019-12-07 15:20:49,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:20:49,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:20:49,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:20:49,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:20:49,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:20:49,401 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:20:49,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:20:49,403 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 15:20:49,406 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2019-12-07 15:20:49,406 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10f00844-fdb2-4f23-b666-60a3ec140d70/bin/uautomizer/z3 Starting monitored process 34 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 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:20:49,408 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 15:20:49,409 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-12-07 15:20:49,409 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 15:20:49,409 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(#Ultimate.C_memcpy_size, #Ultimate.C_memcpy_#t~loopctr10) = 1*#Ultimate.C_memcpy_size - 1*#Ultimate.C_memcpy_#t~loopctr10 Supporting invariants [] [2019-12-07 15:20:49,410 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-12-07 15:20:49,411 WARN L1295 BoogieBacktranslator]: unknown boogie variable size [2019-12-07 15:20:49,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:20:49,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:20:49,433 INFO L264 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 15:20:49,433 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:20:49,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:20:49,436 WARN L262 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 15:20:49,436 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:20:49,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:20:49,437 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2019-12-07 15:20:49,437 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states and 10 transitions. cyclomatic complexity: 4 Second operand 2 states. [2019-12-07 15:20:49,440 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states and 10 transitions. cyclomatic complexity: 4. Second operand 2 states. Result 9 states and 11 transitions. Complement of second has 3 states. [2019-12-07 15:20:49,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2019-12-07 15:20:49,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2019-12-07 15:20:49,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 8 transitions. [2019-12-07 15:20:49,441 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 6 letters. Loop has 1 letters. [2019-12-07 15:20:49,442 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 15:20:49,442 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 7 letters. Loop has 1 letters. [2019-12-07 15:20:49,442 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 15:20:49,442 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 6 letters. Loop has 2 letters. [2019-12-07 15:20:49,442 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 15:20:49,442 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 11 transitions. [2019-12-07 15:20:49,443 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-12-07 15:20:49,443 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 0 states and 0 transitions. [2019-12-07 15:20:49,443 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-12-07 15:20:49,443 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-12-07 15:20:49,443 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-12-07 15:20:49,443 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 15:20:49,444 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 15:20:49,444 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 15:20:49,444 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 15:20:49,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 15:20:49,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 15:20:49,447 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 4 states. [2019-12-07 15:20:49,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:20:49,450 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-12-07 15:20:49,450 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 15:20:49,450 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2019-12-07 15:20:49,450 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-12-07 15:20:49,450 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 15:20:49,450 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-12-07 15:20:49,450 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-12-07 15:20:49,450 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-12-07 15:20:49,450 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 15:20:49,450 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 15:20:49,450 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 15:20:49,450 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 15:20:49,450 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-12-07 15:20:49,450 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-12-07 15:20:49,451 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-12-07 15:20:49,451 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-12-07 15:20:49,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 03:20:49 BoogieIcfgContainer [2019-12-07 15:20:49,454 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-12-07 15:20:49,455 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 15:20:49,455 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 15:20:49,455 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 15:20:49,455 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:20:47" (3/4) ... [2019-12-07 15:20:49,458 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 15:20:49,458 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 15:20:49,459 INFO L168 Benchmark]: Toolchain (without parser) took 2686.79 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 938.0 MB in the beginning and 876.6 MB in the end (delta: 61.4 MB). Peak memory consumption was 166.7 MB. Max. memory is 11.5 GB. [2019-12-07 15:20:49,460 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:20:49,460 INFO L168 Benchmark]: CACSL2BoogieTranslator took 192.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -162.3 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-12-07 15:20:49,461 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.87 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:20:49,461 INFO L168 Benchmark]: Boogie Preprocessor took 18.59 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 15:20:49,462 INFO L168 Benchmark]: RCFGBuilder took 189.56 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: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2019-12-07 15:20:49,462 INFO L168 Benchmark]: BuchiAutomizer took 2254.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 876.6 MB in the end (delta: 196.4 MB). Peak memory consumption was 196.4 MB. Max. memory is 11.5 GB. [2019-12-07 15:20:49,462 INFO L168 Benchmark]: Witness Printer took 3.33 ms. Allocated memory is still 1.1 GB. Free memory is still 876.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:20:49,465 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 192.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -162.3 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.87 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.59 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 189.56 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: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2254.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 876.6 MB in the end (delta: 196.4 MB). Peak memory consumption was 196.4 MB. Max. memory is 11.5 GB. * Witness Printer took 3.33 ms. Allocated memory is still 1.1 GB. Free memory is still 876.6 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 size - GenericResult: Unfinished Backtranslation unknown boogie variable size * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * aux-#t~loopctr8-aux + unknown-size-unknown and consists of 3 locations. One deterministic module has affine ranking function unknown-size-unknown + -1 * aux-#t~loopctr10-aux and consists of 2 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.2s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 2.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 8 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 13 SDtfs, 14 SDslu, 1 SDs, 0 SdLazy, 11 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso1 LassoPreprocessingBenchmarks: Lassos: inital68 mio100 ax100 hnf100 lsp98 ukn87 mio100 lsp77 div100 bol100 ite100 ukn100 eq175 hnf86 smp100 dnf100 smp100 tf108 neg100 sie109 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 12ms VariablesStem: 4 VariablesLoop: 2 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...