./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec2_product24.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_47f42727-e716-4d20-8617-75541c5a2acc/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_47f42727-e716-4d20-8617-75541c5a2acc/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_47f42727-e716-4d20-8617-75541c5a2acc/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_47f42727-e716-4d20-8617-75541c5a2acc/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec2_product24.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_47f42727-e716-4d20-8617-75541c5a2acc/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_47f42727-e716-4d20-8617-75541c5a2acc/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 093479089abdaadb7e9be964d84aa50a0bea01c9 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:56:09,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:56:09,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:56:09,997 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:56:09,998 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:56:09,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:56:10,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:56:10,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:56:10,003 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:56:10,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:56:10,004 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:56:10,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:56:10,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:56:10,006 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:56:10,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:56:10,008 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:56:10,009 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:56:10,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:56:10,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:56:10,012 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:56:10,013 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:56:10,014 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:56:10,017 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:56:10,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:56:10,021 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:56:10,023 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:56:10,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:56:10,024 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:56:10,024 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:56:10,026 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:56:10,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:56:10,027 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:56:10,027 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:56:10,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:56:10,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:56:10,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:56:10,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:56:10,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:56:10,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:56:10,030 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:56:10,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:56:10,035 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_47f42727-e716-4d20-8617-75541c5a2acc/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-10-22 08:56:10,049 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:56:10,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:56:10,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:56:10,051 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:56:10,053 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:56:10,054 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-10-22 08:56:10,054 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-10-22 08:56:10,054 INFO L138 SettingsManager]: * Use old map elimination=false [2019-10-22 08:56:10,054 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-10-22 08:56:10,054 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-10-22 08:56:10,054 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-10-22 08:56:10,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:56:10,055 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:56:10,055 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 08:56:10,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:56:10,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:56:10,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:56:10,055 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-10-22 08:56:10,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-10-22 08:56:10,056 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-10-22 08:56:10,056 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:56:10,056 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:56:10,056 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-10-22 08:56:10,056 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:56:10,056 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-10-22 08:56:10,056 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:56:10,057 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:56:10,057 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-10-22 08:56:10,057 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:56:10,057 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:56:10,057 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-10-22 08:56:10,058 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-10-22 08:56:10,058 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/working_dir_47f42727-e716-4d20-8617-75541c5a2acc/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 -> 093479089abdaadb7e9be964d84aa50a0bea01c9 [2019-10-22 08:56:10,090 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:56:10,100 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:56:10,103 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:56:10,104 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:56:10,105 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:56:10,105 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_47f42727-e716-4d20-8617-75541c5a2acc/bin/uautomizer/../../sv-benchmarks/c/product-lines/elevator_spec2_product24.cil.c [2019-10-22 08:56:10,165 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_47f42727-e716-4d20-8617-75541c5a2acc/bin/uautomizer/data/5ff3f765c/983651c1f77b4432adc883e721cf95a9/FLAG84ea7bab5 [2019-10-22 08:56:10,697 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:56:10,703 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_47f42727-e716-4d20-8617-75541c5a2acc/sv-benchmarks/c/product-lines/elevator_spec2_product24.cil.c [2019-10-22 08:56:10,729 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_47f42727-e716-4d20-8617-75541c5a2acc/bin/uautomizer/data/5ff3f765c/983651c1f77b4432adc883e721cf95a9/FLAG84ea7bab5 [2019-10-22 08:56:11,177 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_47f42727-e716-4d20-8617-75541c5a2acc/bin/uautomizer/data/5ff3f765c/983651c1f77b4432adc883e721cf95a9 [2019-10-22 08:56:11,181 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:56:11,183 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:56:11,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:56:11,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:56:11,188 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:56:11,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:56:11" (1/1) ... [2019-10-22 08:56:11,191 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e0c4673 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:11, skipping insertion in model container [2019-10-22 08:56:11,192 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:56:11" (1/1) ... [2019-10-22 08:56:11,199 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:56:11,278 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:56:11,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:56:11,821 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:56:11,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:56:11,965 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:56:11,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:11 WrapperNode [2019-10-22 08:56:11,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:56:11,966 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:56:11,966 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:56:11,966 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:56:11,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:11" (1/1) ... [2019-10-22 08:56:11,998 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:11" (1/1) ... [2019-10-22 08:56:12,273 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:56:12,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:56:12,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:56:12,274 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:56:12,284 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:11" (1/1) ... [2019-10-22 08:56:12,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:11" (1/1) ... [2019-10-22 08:56:12,327 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:11" (1/1) ... [2019-10-22 08:56:12,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:11" (1/1) ... [2019-10-22 08:56:12,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:11" (1/1) ... [2019-10-22 08:56:12,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:11" (1/1) ... [2019-10-22 08:56:12,637 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:11" (1/1) ... [2019-10-22 08:56:12,694 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:56:12,695 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:56:12,695 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:56:12,695 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:56:12,696 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_47f42727-e716-4d20-8617-75541c5a2acc/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 [2019-10-22 08:56:12,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:56:12,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 08:56:12,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:56:12,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:56:22,812 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:56:22,813 INFO L284 CfgBuilder]: Removed 1613 assume(true) statements. [2019-10-22 08:56:22,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:56:22 BoogieIcfgContainer [2019-10-22 08:56:22,817 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:56:22,817 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-10-22 08:56:22,817 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-10-22 08:56:22,821 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-10-22 08:56:22,822 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:56:22,822 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.10 08:56:11" (1/3) ... [2019-10-22 08:56:22,824 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7aa02f92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:56:22, skipping insertion in model container [2019-10-22 08:56:22,824 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:56:22,824 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:11" (2/3) ... [2019-10-22 08:56:22,825 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7aa02f92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:56:22, skipping insertion in model container [2019-10-22 08:56:22,825 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:56:22,825 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:56:22" (3/3) ... [2019-10-22 08:56:22,827 INFO L371 chiAutomizerObserver]: Analyzing ICFG elevator_spec2_product24.cil.c [2019-10-22 08:56:22,884 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-10-22 08:56:22,884 INFO L357 BuchiCegarLoop]: Hoare is false [2019-10-22 08:56:22,884 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-10-22 08:56:22,884 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:56:22,885 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:56:22,885 INFO L361 BuchiCegarLoop]: Difference is false [2019-10-22 08:56:22,885 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:56:22,885 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-10-22 08:56:22,998 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6967 states. [2019-10-22 08:56:23,176 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3473 [2019-10-22 08:56:23,177 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:56:23,177 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:56:23,197 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:56:23,198 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:56:23,198 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-10-22 08:56:23,198 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6967 states. [2019-10-22 08:56:23,278 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3473 [2019-10-22 08:56:23,278 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:56:23,278 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:56:23,283 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:56:23,283 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:56:23,290 INFO L791 eck$LassoCheckResult]: Stem: 1363#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(10);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string62.base, #t~string62.offset, 1);call write~init~int(95, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(93, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string64.base, #t~string64.offset, 1);call write~init~int(93, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string66.base, #t~string66.offset, 1);call write~init~int(97, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string68.base, #t~string68.offset, 1);call write~init~int(105, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(10);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string72.base, #t~string72.offset, 1);call write~init~int(112, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string74.base, #t~string74.offset, 1);call write~init~int(111, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(119, #t~string74.base, 2 + #t~string74.offset, 1);call write~init~int(110, #t~string74.base, 3 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 4 + #t~string74.offset, 1);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string76.base, #t~string76.offset, 1);call write~init~int(73, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(76, #t~string76.base, 2 + #t~string76.offset, 1);call write~init~int(95, #t~string76.base, 3 + #t~string76.offset, 1);call write~init~int(112, #t~string76.base, 4 + #t~string76.offset, 1);call write~init~int(58, #t~string76.base, 5 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 6 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string78.base, #t~string78.offset, 1);call write~init~int(37, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(105, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 3 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(37, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(105, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 3 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(37, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(105, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string84.base, #t~string84.offset, 1);call write~init~int(37, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(105, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(37, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(105, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 3 + #t~string86.offset, 1);call #t~string88.base, #t~string88.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string88.base, #t~string88.offset, 1);call write~init~int(70, #t~string88.base, 1 + #t~string88.offset, 1);call write~init~int(95, #t~string88.base, 2 + #t~string88.offset, 1);call write~init~int(112, #t~string88.base, 3 + #t~string88.offset, 1);call write~init~int(58, #t~string88.base, 4 + #t~string88.offset, 1);call write~init~int(0, #t~string88.base, 5 + #t~string88.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string94.base, #t~string94.offset, 1);call write~init~int(37, #t~string94.base, 1 + #t~string94.offset, 1);call write~init~int(105, #t~string94.base, 2 + #t~string94.offset, 1);call write~init~int(0, #t~string94.base, 3 + #t~string94.offset, 1);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string97.base, #t~string97.offset, 1);call write~init~int(37, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(105, #t~string97.base, 2 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 3 + #t~string97.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string100.base, #t~string100.offset, 1);call write~init~int(37, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(105, #t~string100.base, 2 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 3 + #t~string100.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string103.base, #t~string103.offset, 1);call write~init~int(37, #t~string103.base, 1 + #t~string103.offset, 1);call write~init~int(105, #t~string103.base, 2 + #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 3 + #t~string103.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string105.base, #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 1 + #t~string105.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(9);~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(30);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(9);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(21);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(30);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(9);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(21);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(30);call #t~string166.base, #t~string166.offset := #Ultimate.allocOnStack(9);call #t~string167.base, #t~string167.offset := #Ultimate.allocOnStack(25);call #t~string168.base, #t~string168.offset := #Ultimate.allocOnStack(30);call #t~string169.base, #t~string169.offset := #Ultimate.allocOnStack(9);call #t~string170.base, #t~string170.offset := #Ultimate.allocOnStack(25); 6297#L-1true havoc main_#res;havoc main_#t~ret130, main_~retValue_acc~23, main_~tmp~25;havoc main_~retValue_acc~23;havoc main_~tmp~25; 685#L3055true havoc valid_product_#res;havoc valid_product_~retValue_acc~28;havoc valid_product_~retValue_acc~28;valid_product_~retValue_acc~28 := 1;valid_product_#res := valid_product_~retValue_acc~28; 49#L3063true main_#t~ret130 := valid_product_#res;main_~tmp~25 := main_#t~ret130;havoc main_#t~ret130; 9#L2889true assume 0 != main_~tmp~25; 635#L2860true ~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 1914#L2380true havoc bigMacCall_#t~ret123, bigMacCall_~tmp~22;havoc bigMacCall_~tmp~22;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~25;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~25; 4373#L2946true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~25 := 4;getOrigin_#res := getOrigin_~retValue_acc~25; 3040#L2971true bigMacCall_#t~ret123 := getOrigin_#res;bigMacCall_~tmp~22 := bigMacCall_#t~ret123;havoc bigMacCall_#t~ret123;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~22;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 534#L399true assume 0 == initPersonOnFloor_~floor; 435#L400true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 2900#L507-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 6612#L191true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 5593#L203-2true havoc cleanup_#t~ret124, cleanup_#t~ret125, cleanup_~i~1, cleanup_~tmp~23, cleanup_~tmp___0~10, cleanup_~__cil_tmp4~1;havoc cleanup_~i~1;havoc cleanup_~tmp~23;havoc cleanup_~tmp___0~10;havoc cleanup_~__cil_tmp4~1;havoc timeShift_#t~ret59, timeShift_~tmp~13;havoc timeShift_~tmp~13;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 301#L960true timeShift_#t~ret59 := areDoorsOpen_#res;timeShift_~tmp~13 := timeShift_#t~ret59;havoc timeShift_#t~ret59; 6089#L1971true assume 0 != timeShift_~tmp~13; 6013#L1972true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 6088#L1616-11true havoc __utac_acc__Specification2_spec__3_#t~ret111, __utac_acc__Specification2_spec__3_#t~ret112, __utac_acc__Specification2_spec__3_#t~ret113, __utac_acc__Specification2_spec__3_#t~ret114, __utac_acc__Specification2_spec__3_#t~ret115, __utac_acc__Specification2_spec__3_#t~ret116, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~16, __utac_acc__Specification2_spec__3_~tmp___0~9, __utac_acc__Specification2_spec__3_~tmp___1~5, __utac_acc__Specification2_spec__3_~tmp___2~5, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~16;havoc __utac_acc__Specification2_spec__3_~tmp___0~9;havoc __utac_acc__Specification2_spec__3_~tmp___1~5;havoc __utac_acc__Specification2_spec__3_~tmp___2~5;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 4#L951-10true __utac_acc__Specification2_spec__3_#t~ret111 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~16 := __utac_acc__Specification2_spec__3_#t~ret111;havoc __utac_acc__Specification2_spec__3_#t~ret111;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~16; 4057#L2425true assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 3786#L2426true assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 302#L960-1true __utac_acc__Specification2_spec__3_#t~ret112 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret112;havoc __utac_acc__Specification2_spec__3_#t~ret112; 5459#L2430true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 5900#L2485true cleanup_~i~1 := 0; 461#L2692-2true [2019-10-22 08:56:23,290 INFO L793 eck$LassoCheckResult]: Loop: 461#L2692-2true assume !false; 874#L2693true cleanup_~__cil_tmp4~1 := ~cleanupTimeShifts~0 - 1; 780#L2696true assume cleanup_~i~1 < cleanup_~__cil_tmp4~1;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~3; 2038#L793true cleanup_#t~ret124 := isBlocked_#res;cleanup_~tmp___0~10 := cleanup_#t~ret124;havoc cleanup_#t~ret124; 750#L2700true assume 1 != cleanup_~tmp___0~10; 749#L2700-1true havoc isIdle_#res;havoc isIdle_#t~ret7, isIdle_~retValue_acc~10, isIdle_~tmp~3;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~3;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret2, anyStopRequested_#t~ret3, anyStopRequested_#t~ret4, anyStopRequested_#t~ret5, anyStopRequested_#t~ret6, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~2, anyStopRequested_~tmp___0~0, anyStopRequested_~tmp___1~0, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~2;havoc anyStopRequested_~tmp___0~0;havoc anyStopRequested_~tmp___1~0;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 4274#L128-130true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 2769#L155-130true anyStopRequested_#t~ret2 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret2;havoc anyStopRequested_#t~ret2; 6286#L1059true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 115#L1123true isIdle_#t~ret7 := anyStopRequested_#res;isIdle_~tmp~3 := isIdle_#t~ret7;havoc isIdle_#t~ret7;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~3 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 303#L1136true cleanup_#t~ret125 := isIdle_#res;cleanup_~tmp~23 := cleanup_#t~ret125;havoc cleanup_#t~ret125; 19#L2712true assume !(0 != cleanup_~tmp~23);havoc timeShift_#t~ret59, timeShift_~tmp~13;havoc timeShift_~tmp~13;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 300#L960-6true timeShift_#t~ret59 := areDoorsOpen_#res;timeShift_~tmp~13 := timeShift_#t~ret59;havoc timeShift_#t~ret59; 6090#L1971-1true assume 0 != timeShift_~tmp~13; 6014#L1972-2true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 6087#L1616-23true havoc __utac_acc__Specification2_spec__3_#t~ret111, __utac_acc__Specification2_spec__3_#t~ret112, __utac_acc__Specification2_spec__3_#t~ret113, __utac_acc__Specification2_spec__3_#t~ret114, __utac_acc__Specification2_spec__3_#t~ret115, __utac_acc__Specification2_spec__3_#t~ret116, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~16, __utac_acc__Specification2_spec__3_~tmp___0~9, __utac_acc__Specification2_spec__3_~tmp___1~5, __utac_acc__Specification2_spec__3_~tmp___2~5, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~16;havoc __utac_acc__Specification2_spec__3_~tmp___0~9;havoc __utac_acc__Specification2_spec__3_~tmp___1~5;havoc __utac_acc__Specification2_spec__3_~tmp___2~5;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 22#L951-21true __utac_acc__Specification2_spec__3_#t~ret111 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~16 := __utac_acc__Specification2_spec__3_#t~ret111;havoc __utac_acc__Specification2_spec__3_#t~ret111;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~16; 4063#L2425-1true assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 3767#L2426-1true assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 289#L960-7true __utac_acc__Specification2_spec__3_#t~ret112 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret112;havoc __utac_acc__Specification2_spec__3_#t~ret112; 5472#L2430-2true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 5892#L2485-1true cleanup_~i~1 := 1 + cleanup_~i~1; 461#L2692-2true [2019-10-22 08:56:23,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:23,297 INFO L82 PathProgramCache]: Analyzing trace with hash 618203043, now seen corresponding path program 1 times [2019-10-22 08:56:23,306 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:56:23,307 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197887951] [2019-10-22 08:56:23,307 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:23,307 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:23,307 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:56:23,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:56:23,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:56:23,637 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197887951] [2019-10-22 08:56:23,638 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:56:23,638 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:56:23,638 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814709767] [2019-10-22 08:56:23,643 INFO L796 eck$LassoCheckResult]: stem already infeasible [2019-10-22 08:56:23,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:23,644 INFO L82 PathProgramCache]: Analyzing trace with hash -1317289327, now seen corresponding path program 1 times [2019-10-22 08:56:23,644 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:56:23,644 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609377285] [2019-10-22 08:56:23,644 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:23,644 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:23,644 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:56:23,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:56:23,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:56:23,705 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:56:23,940 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 84 [2019-10-22 08:56:24,213 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 78 [2019-10-22 08:56:24,222 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:56:24,222 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:56:24,223 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:56:24,223 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:56:24,223 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:56:24,223 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:56:24,223 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:56:24,223 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:56:24,224 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec2_product24.cil.c_Iteration1_Loop [2019-10-22 08:56:24,224 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:56:24,224 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:56:24,244 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,271 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,273 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,286 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,297 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,299 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,305 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,328 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,332 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,335 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,346 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,351 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,380 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:24,718 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:56:24,719 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_47f42727-e716-4d20-8617-75541c5a2acc/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 [2019-10-22 08:56:24,725 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:56:24,726 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:56:24,732 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:56:24,732 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~0=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_47f42727-e716-4d20-8617-75541c5a2acc/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 [2019-10-22 08:56:24,740 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:56:24,740 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:56:24,749 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:56:24,749 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#res=1, ULTIMATE.start_anyStopRequested_~retValue_acc~9=1, ULTIMATE.start_isIdle_~tmp~3=1} Honda state: {ULTIMATE.start_anyStopRequested_#res=1, ULTIMATE.start_anyStopRequested_~retValue_acc~9=1, ULTIMATE.start_isIdle_~tmp~3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_47f42727-e716-4d20-8617-75541c5a2acc/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 [2019-10-22 08:56:24,794 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:56:24,794 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:56:24,798 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:56:24,799 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~weight~0=1, ~maximumWeight~0=0} Honda state: {~weight~0=1, ~maximumWeight~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_47f42727-e716-4d20-8617-75541c5a2acc/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 [2019-10-22 08:56:24,815 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:56:24,815 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:56:24,831 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:56:24,832 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_isIdle_~retValue_acc~10=0} Honda state: {ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_isIdle_~retValue_acc~10=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_47f42727-e716-4d20-8617-75541c5a2acc/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) [2019-10-22 08:56:24,879 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:56:24,879 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:56:24,899 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:56:24,900 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret59=0} Honda state: {ULTIMATE.start_timeShift_#t~ret59=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_47f42727-e716-4d20-8617-75541c5a2acc/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 [2019-10-22 08:56:25,063 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:56:25,063 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:56:25,080 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:56:25,081 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_areDoorsOpen_#res=6, ULTIMATE.start_areDoorsOpen_~retValue_acc~5=6, ~doorState~0=6, ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp___4~3=6, ULTIMATE.start_timeShift_~tmp~13=6} Honda state: {ULTIMATE.start_areDoorsOpen_#res=6, ULTIMATE.start_areDoorsOpen_~retValue_acc~5=6, ~doorState~0=6, ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp___4~3=6, ULTIMATE.start_timeShift_~tmp~13=6} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_47f42727-e716-4d20-8617-75541c5a2acc/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) [2019-10-22 08:56:25,091 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:56:25,091 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_47f42727-e716-4d20-8617-75541c5a2acc/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) [2019-10-22 08:56:25,108 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:56:25,108 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:56:25,123 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:56:25,125 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:56:25,125 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:56:25,125 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:56:25,125 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:56:25,125 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:56:25,126 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:56:25,126 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:56:25,126 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:56:25,126 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec2_product24.cil.c_Iteration1_Loop [2019-10-22 08:56:25,126 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:56:25,126 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:56:25,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,139 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,142 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,150 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,161 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,174 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,179 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,194 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,201 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,203 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,206 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,210 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,215 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,217 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,229 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,234 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,261 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:56:25,690 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:56:25,701 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:56:25,703 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 [2019-10-22 08:56:25,705 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,706 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,707 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,707 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 08:56:25,707 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,711 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:25,713 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,731 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,731 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 [2019-10-22 08:56:25,732 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,738 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,738 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,738 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,739 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,739 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,739 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,740 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,740 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 [2019-10-22 08:56:25,741 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,741 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,741 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,741 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,742 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,742 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,742 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,749 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,756 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 [2019-10-22 08:56:25,757 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,757 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,757 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,758 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 08:56:25,758 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,759 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:25,759 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,777 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,780 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 [2019-10-22 08:56:25,781 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,781 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,781 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,781 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,781 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,782 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,782 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,783 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,784 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 [2019-10-22 08:56:25,787 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,787 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,788 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,788 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,788 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,789 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,789 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,790 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,791 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 [2019-10-22 08:56:25,791 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,791 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,792 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,792 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 08:56:25,792 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,792 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:25,792 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,796 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,796 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 [2019-10-22 08:56:25,797 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,797 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,797 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,797 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,797 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,798 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,798 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,798 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,799 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 [2019-10-22 08:56:25,800 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,800 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,800 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,800 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,800 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,801 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,801 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,801 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,802 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 [2019-10-22 08:56:25,802 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,802 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,802 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,803 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,803 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,804 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,804 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,806 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,806 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 [2019-10-22 08:56:25,807 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,807 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,807 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,807 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,807 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,808 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,808 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,809 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,809 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 [2019-10-22 08:56:25,809 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,809 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,810 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,810 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,810 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,810 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,810 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,811 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,812 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 [2019-10-22 08:56:25,812 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,812 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,812 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,813 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,813 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,813 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,813 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,814 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,814 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 [2019-10-22 08:56:25,815 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,815 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,815 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,815 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,816 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,816 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,816 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,817 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,817 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 [2019-10-22 08:56:25,818 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,818 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,818 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,818 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,818 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,818 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,819 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,820 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,820 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 [2019-10-22 08:56:25,821 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,821 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,821 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,821 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,821 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,821 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,822 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,822 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,823 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 [2019-10-22 08:56:25,825 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,825 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,825 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,825 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,825 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,826 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,826 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,827 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,827 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 [2019-10-22 08:56:25,827 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,828 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,828 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,828 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,828 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,828 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,828 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,829 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,829 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 [2019-10-22 08:56:25,830 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,830 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,830 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,830 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,830 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,831 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,836 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,837 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,837 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 [2019-10-22 08:56:25,838 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,838 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,838 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,838 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,838 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,838 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,839 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,841 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,841 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 [2019-10-22 08:56:25,842 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,843 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,843 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,843 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,843 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,844 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,846 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,847 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,847 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 [2019-10-22 08:56:25,848 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,848 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,848 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,848 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,848 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,849 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,849 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,850 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,850 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 [2019-10-22 08:56:25,856 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,856 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,856 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,856 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,856 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,857 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,857 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,858 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,862 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 [2019-10-22 08:56:25,863 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,863 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,863 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,863 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,863 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,864 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,864 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,865 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,865 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 [2019-10-22 08:56:25,865 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,866 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,866 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,866 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,866 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,866 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,866 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,868 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,869 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 [2019-10-22 08:56:25,870 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,870 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,870 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,870 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,870 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,871 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,871 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,871 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,872 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 [2019-10-22 08:56:25,872 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,872 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,873 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,873 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,873 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,873 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,873 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,874 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,875 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 [2019-10-22 08:56:25,875 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,876 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,876 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,876 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,876 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,876 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,876 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,877 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,878 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 [2019-10-22 08:56:25,879 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,879 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,880 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,880 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,880 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,880 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,880 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,881 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,883 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 [2019-10-22 08:56:25,884 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,885 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,885 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,885 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,885 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,886 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,886 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,886 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,887 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 [2019-10-22 08:56:25,887 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,887 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,888 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,888 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 08:56:25,888 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,889 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:56:25,889 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,907 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,907 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 [2019-10-22 08:56:25,908 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,908 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,908 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,908 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,909 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,909 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,909 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,910 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,910 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 [2019-10-22 08:56:25,911 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,911 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,918 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,918 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,918 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,919 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,919 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,920 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:56:25,920 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 [2019-10-22 08:56:25,921 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:56:25,921 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:56:25,921 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:56:25,921 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:56:25,921 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:56:25,922 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:56:25,922 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:56:25,929 INFO L419 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-10-22 08:56:25,933 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2019-10-22 08:56:25,933 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2019-10-22 08:56:25,935 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-10-22 08:56:25,935 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-10-22 08:56:25,936 INFO L510 LassoAnalysis]: Proved termination. [2019-10-22 08:56:25,936 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~1) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~1 Supporting invariants [] [2019-10-22 08:56:25,939 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-10-22 08:56:25,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:26,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:56:26,077 INFO L256 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-22 08:56:26,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:56:26,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:56:26,114 INFO L256 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2019-10-22 08:56:26,115 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:56:26,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:56:26,168 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2019-10-22 08:56:26,170 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 6967 states. Second operand 5 states. [2019-10-22 08:56:26,846 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 6967 states.. Second operand 5 states. Result 10500 states and 19802 transitions. Complement of second has 9 states. [2019-10-22 08:56:26,847 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2019-10-22 08:56:26,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-10-22 08:56:26,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 13207 transitions. [2019-10-22 08:56:26,871 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13207 transitions. Stem has 24 letters. Loop has 22 letters. [2019-10-22 08:56:26,872 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 08:56:26,873 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13207 transitions. Stem has 46 letters. Loop has 22 letters. [2019-10-22 08:56:26,873 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 08:56:26,874 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13207 transitions. Stem has 24 letters. Loop has 44 letters. [2019-10-22 08:56:26,875 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 08:56:26,878 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10500 states and 19802 transitions. [2019-10-22 08:56:26,975 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-10-22 08:56:26,978 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10500 states to 0 states and 0 transitions. [2019-10-22 08:56:26,979 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-10-22 08:56:26,980 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-10-22 08:56:26,980 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-10-22 08:56:26,980 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 08:56:26,981 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:56:26,981 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:56:26,981 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:56:26,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:56:26,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:56:26,986 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2019-10-22 08:56:26,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:56:26,989 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-10-22 08:56:26,989 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 08:56:26,990 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2019-10-22 08:56:26,990 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-10-22 08:56:26,990 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 08:56:26,990 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-10-22 08:56:26,991 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-10-22 08:56:26,991 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-10-22 08:56:26,991 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 08:56:26,991 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:56:26,991 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:56:26,991 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:56:26,991 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-10-22 08:56:26,991 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-10-22 08:56:26,992 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-10-22 08:56:26,992 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-10-22 08:56:26,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.10 08:56:26 BoogieIcfgContainer [2019-10-22 08:56:26,998 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-10-22 08:56:26,998 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:56:26,998 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:56:26,999 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:56:26,999 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:56:22" (3/4) ... [2019-10-22 08:56:27,003 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 08:56:27,003 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:56:27,005 INFO L168 Benchmark]: Toolchain (without parser) took 15821.99 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 856.2 MB). Free memory was 937.8 MB in the beginning and 1.3 GB in the end (delta: -364.9 MB). Peak memory consumption was 491.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:27,006 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:56:27,006 INFO L168 Benchmark]: CACSL2BoogieTranslator took 782.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 937.8 MB in the beginning and 1.1 GB in the end (delta: -152.7 MB). Peak memory consumption was 29.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:27,007 INFO L168 Benchmark]: Boogie Procedure Inliner took 307.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:27,007 INFO L168 Benchmark]: Boogie Preprocessor took 421.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 950.4 MB in the end (delta: 64.9 MB). Peak memory consumption was 64.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:27,008 INFO L168 Benchmark]: RCFGBuilder took 10121.74 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 364.9 MB). Free memory was 950.4 MB in the beginning and 1.2 GB in the end (delta: -228.0 MB). Peak memory consumption was 508.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:27,015 INFO L168 Benchmark]: BuchiAutomizer took 4180.79 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 351.8 MB). Free memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: -124.3 MB). Peak memory consumption was 227.5 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:27,016 INFO L168 Benchmark]: Witness Printer took 4.88 ms. Allocated memory is still 1.9 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:56:27,019 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 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 782.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 937.8 MB in the beginning and 1.1 GB in the end (delta: -152.7 MB). Peak memory consumption was 29.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 307.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 421.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 950.4 MB in the end (delta: 64.9 MB). Peak memory consumption was 64.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 10121.74 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 364.9 MB). Free memory was 950.4 MB in the beginning and 1.2 GB in the end (delta: -228.0 MB). Peak memory consumption was 508.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 4180.79 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 351.8 MB). Free memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: -124.3 MB). Peak memory consumption was 227.5 MB. Max. memory is 11.5 GB. * Witness Printer took 4.88 ms. Allocated memory is still 1.9 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.9s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.1s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 13173 SDtfs, 26312 SDslu, 6603 SDs, 0 SdLazy, 9 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital109 mio100 ax100 hnf100 lsp16 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq211 hnf89 smp100 dnf176 smp100 tf103 neg96 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 25ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...