./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_2-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/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 0c4d407f41629f864eb5689f703f67280cbb5237 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:02:20,674 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:02:20,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:02:20,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:02:20,711 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:02:20,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:02:20,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:02:20,716 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:02:20,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:02:20,756 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:02:20,757 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:02:20,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:02:20,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:02:20,760 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:02:20,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:02:20,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:02:20,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:02:20,773 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:02:20,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:02:20,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:02:20,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:02:20,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:02:20,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:02:20,796 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:02:20,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:02:20,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:02:20,802 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:02:20,807 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:02:20,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:02:20,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:02:20,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:02:20,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:02:20,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:02:20,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:02:20,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:02:20,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:02:20,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:02:20,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:02:20,820 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:02:20,821 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:02:20,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:02:20,825 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-12-01 16:02:20,850 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:02:20,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:02:20,851 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:02:20,852 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:02:20,852 INFO L138 SettingsManager]: * Use SBE=true [2020-12-01 16:02:20,852 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-12-01 16:02:20,852 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-12-01 16:02:20,852 INFO L138 SettingsManager]: * Use old map elimination=false [2020-12-01 16:02:20,853 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-12-01 16:02:20,853 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-12-01 16:02:20,853 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-12-01 16:02:20,853 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:02:20,854 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:02:20,854 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 16:02:20,854 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:02:20,854 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:02:20,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:02:20,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-12-01 16:02:20,855 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-12-01 16:02:20,855 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-12-01 16:02:20,855 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:02:20,856 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:02:20,856 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-12-01 16:02:20,856 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:02:20,856 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-12-01 16:02:20,857 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:02:20,857 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-01 16:02:20,857 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-12-01 16:02:20,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:02:20,857 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-01 16:02:20,858 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-01 16:02:20,858 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-12-01 16:02:20,859 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-12-01 16:02:20,859 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c4d407f41629f864eb5689f703f67280cbb5237 [2020-12-01 16:02:21,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:02:21,132 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:02:21,134 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:02:21,136 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:02:21,137 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:02:21,138 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_2-1.i [2020-12-01 16:02:21,233 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/data/568be8dac/332bbf50c43548be9544416a7ce3f1e4/FLAGfbbf5103c [2020-12-01 16:02:21,783 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:02:21,784 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/sv-benchmarks/c/ldv-memsafety/memleaks_test22_2-1.i [2020-12-01 16:02:21,799 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/data/568be8dac/332bbf50c43548be9544416a7ce3f1e4/FLAGfbbf5103c [2020-12-01 16:02:22,072 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/data/568be8dac/332bbf50c43548be9544416a7ce3f1e4 [2020-12-01 16:02:22,075 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:02:22,078 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:02:22,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:02:22,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:02:22,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:02:22,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:02:22" (1/1) ... [2020-12-01 16:02:22,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c384764 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:22, skipping insertion in model container [2020-12-01 16:02:22,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:02:22" (1/1) ... [2020-12-01 16:02:22,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:02:22,147 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:02:22,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:02:22,625 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:02:22,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:02:22,794 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:02:22,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:22 WrapperNode [2020-12-01 16:02:22,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:02:22,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:02:22,797 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:02:22,797 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:02:22,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:22" (1/1) ... [2020-12-01 16:02:22,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:22" (1/1) ... [2020-12-01 16:02:22,846 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:02:22,847 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:02:22,847 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:02:22,847 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:02:22,856 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:22" (1/1) ... [2020-12-01 16:02:22,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:22" (1/1) ... [2020-12-01 16:02:22,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:22" (1/1) ... [2020-12-01 16:02:22,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:22" (1/1) ... [2020-12-01 16:02:22,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:22" (1/1) ... [2020-12-01 16:02:22,870 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:22" (1/1) ... [2020-12-01 16:02:22,872 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:22" (1/1) ... [2020-12-01 16:02:22,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:02:22,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:02:22,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:02:22,877 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:02:22,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/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 [2020-12-01 16:02:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 16:02:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-12-01 16:02:22,946 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-12-01 16:02:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 16:02:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 16:02:22,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:02:22,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-01 16:02:22,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:02:22,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:02:23,071 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 16:02:23,281 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:02:23,281 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-12-01 16:02:23,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:02:23 BoogieIcfgContainer [2020-12-01 16:02:23,283 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:02:23,284 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-12-01 16:02:23,284 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-12-01 16:02:23,299 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-12-01 16:02:23,301 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-12-01 16:02:23,301 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.12 04:02:22" (1/3) ... [2020-12-01 16:02:23,302 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@10bd031e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.12 04:02:23, skipping insertion in model container [2020-12-01 16:02:23,303 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-12-01 16:02:23,303 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:02:22" (2/3) ... [2020-12-01 16:02:23,303 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@10bd031e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.12 04:02:23, skipping insertion in model container [2020-12-01 16:02:23,303 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-12-01 16:02:23,304 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:02:23" (3/3) ... [2020-12-01 16:02:23,305 INFO L389 chiAutomizerObserver]: Analyzing ICFG memleaks_test22_2-1.i [2020-12-01 16:02:23,354 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-12-01 16:02:23,354 INFO L360 BuchiCegarLoop]: Hoare is false [2020-12-01 16:02:23,354 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-12-01 16:02:23,354 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-01 16:02:23,355 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-01 16:02:23,355 INFO L364 BuchiCegarLoop]: Difference is false [2020-12-01 16:02:23,355 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-01 16:02:23,355 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-12-01 16:02:23,369 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states. [2020-12-01 16:02:23,391 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-12-01 16:02:23,391 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-12-01 16:02:23,391 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-12-01 16:02:23,397 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 16:02:23,398 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-12-01 16:02:23,398 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-12-01 16:02:23,398 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states. [2020-12-01 16:02:23,400 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-12-01 16:02:23,401 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-12-01 16:02:23,401 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-12-01 16:02:23,401 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 16:02:23,402 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-12-01 16:02:23,407 INFO L794 eck$LassoCheckResult]: Stem: 10#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 8#L-1true havoc entry_point_#t~ret38.base, entry_point_#t~ret38.offset, entry_point_~kobj~2.base, entry_point_~kobj~2.offset;havoc entry_point_~kobj~2.base, entry_point_~kobj~2.offset;havoc ldv_kobject_create_#res.base, ldv_kobject_create_#res.offset;havoc ldv_kobject_create_#t~ret34.base, ldv_kobject_create_#t~ret34.offset, ldv_kobject_create_#t~memset~res35.base, ldv_kobject_create_#t~memset~res35.offset, ldv_kobject_create_~kobj~1.base, ldv_kobject_create_~kobj~1.offset;havoc ldv_kobject_create_~kobj~1.base, ldv_kobject_create_~kobj~1.offset;ldv_malloc_#in~size := 16;havoc ldv_malloc_#res.base, ldv_malloc_#res.offset;havoc ldv_malloc_#t~nondet11, ldv_malloc_#t~malloc12.base, ldv_malloc_#t~malloc12.offset, ldv_malloc_~size;ldv_malloc_~size := ldv_malloc_#in~size; 3#L526true assume 0 != ldv_malloc_#t~nondet11;havoc ldv_malloc_#t~nondet11;call ldv_malloc_#t~malloc12.base, ldv_malloc_#t~malloc12.offset := #Ultimate.allocOnHeap(ldv_malloc_~size);ldv_malloc_#res.base, ldv_malloc_#res.offset := ldv_malloc_#t~malloc12.base, ldv_malloc_#t~malloc12.offset; 17#L529true ldv_kobject_create_#t~ret34.base, ldv_kobject_create_#t~ret34.offset := ldv_malloc_#res.base, ldv_malloc_#res.offset;ldv_kobject_create_~kobj~1.base, ldv_kobject_create_~kobj~1.offset := ldv_kobject_create_#t~ret34.base, ldv_kobject_create_#t~ret34.offset;havoc ldv_kobject_create_#t~ret34.base, ldv_kobject_create_#t~ret34.offset; 18#L742true assume !(ldv_kobject_create_~kobj~1.base == 0 && ldv_kobject_create_~kobj~1.offset == 0); 12#L744true call ldv_kobject_create_#t~memset~res35.base, ldv_kobject_create_#t~memset~res35.offset := #Ultimate.C_memset(ldv_kobject_create_~kobj~1.base, ldv_kobject_create_~kobj~1.offset, 0, 16);< 4##Ultimate.C_memsetENTRYtrue assume 1 == #valid[#ptr.base];assume #amount + #ptr.offset <= #length[#ptr.base] && 0 <= #ptr.offset; 9#$Ultimate##0true #t~loopctr39 := 0; 21#L-1-1true [2020-12-01 16:02:23,407 INFO L796 eck$LassoCheckResult]: Loop: 21#L-1-1true assume #t~loopctr39 < #amount;#memory_int := #memory_int[#ptr.base,#ptr.offset + #t~loopctr39 := #value];#memory_$Pointer$.base, #memory_$Pointer$.offset := #memory_$Pointer$.base[#ptr.base,#ptr.offset + #t~loopctr39 := 0], #memory_$Pointer$.offset[#ptr.base,#ptr.offset + #t~loopctr39 := #value % 256];#t~loopctr39 := 1 + #t~loopctr39; 21#L-1-1true [2020-12-01 16:02:23,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:02:23,414 INFO L82 PathProgramCache]: Analyzing trace with hash -1711261919, now seen corresponding path program 1 times [2020-12-01 16:02:23,423 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 16:02:23,424 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684996466] [2020-12-01 16:02:23,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 16:02:23,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:02:23,594 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:02:23,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:02:23,643 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:02:23,674 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-12-01 16:02:23,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:02:23,681 INFO L82 PathProgramCache]: Analyzing trace with hash 36, now seen corresponding path program 1 times [2020-12-01 16:02:23,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 16:02:23,683 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927071902] [2020-12-01 16:02:23,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 16:02:23,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:02:23,709 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:02:23,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:02:23,718 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:02:23,726 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-12-01 16:02:23,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:02:23,742 INFO L82 PathProgramCache]: Analyzing trace with hash -1509511932, now seen corresponding path program 1 times [2020-12-01 16:02:23,742 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 16:02:23,742 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128280722] [2020-12-01 16:02:23,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 16:02:23,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:02:23,790 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:02:23,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:02:23,813 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:02:23,821 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-12-01 16:02:24,233 WARN L197 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 84 [2020-12-01 16:02:24,441 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-12-01 16:02:24,774 WARN L197 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 88 [2020-12-01 16:02:24,911 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-12-01 16:02:24,931 INFO L210 LassoAnalysis]: Preferences: [2020-12-01 16:02:24,932 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-12-01 16:02:24,932 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-12-01 16:02:24,933 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-12-01 16:02:24,933 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-12-01 16:02:24,933 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-12-01 16:02:24,933 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-12-01 16:02:24,933 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-12-01 16:02:24,934 INFO L133 ssoRankerPreferences]: Filename of dumped script: memleaks_test22_2-1.i_Iteration1_Lasso [2020-12-01 16:02:24,934 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-12-01 16:02:24,934 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-12-01 16:02:24,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:24,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:24,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:24,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:24,994 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,027 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,234 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2020-12-01 16:02:25,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,308 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,324 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,327 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,342 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,346 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,388 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-12-01 16:02:25,964 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-12-01 16:02:25,968 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/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) [2020-12-01 16:02:25,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-12-01 16:02:25,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-12-01 16:02:25,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-12-01 16:02:25,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-12-01 16:02:25,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-12-01 16:02:25,989 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-12-01 16:02:25,991 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-12-01 16:02:25,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-12-01 16:02:26,017 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/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 [2020-12-01 16:02:26,045 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 [2020-12-01 16:02:26,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-12-01 16:02:26,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-12-01 16:02:26,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-12-01 16:02:26,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-12-01 16:02:26,047 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-12-01 16:02:26,048 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-12-01 16:02:26,048 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-12-01 16:02:26,073 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/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) [2020-12-01 16:02:26,114 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 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-12-01 16:02:26,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-12-01 16:02:26,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-12-01 16:02:26,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-12-01 16:02:26,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-12-01 16:02:26,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-12-01 16:02:26,117 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-12-01 16:02:26,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-12-01 16:02:26,140 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/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) [2020-12-01 16:02:26,182 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 [2020-12-01 16:02:26,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-12-01 16:02:26,183 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-12-01 16:02:26,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-12-01 16:02:26,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-12-01 16:02:26,184 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-12-01 16:02:26,185 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-12-01 16:02:26,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-12-01 16:02:26,208 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-12-01 16:02:26,232 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 [2020-12-01 16:02:26,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-12-01 16:02:26,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-12-01 16:02:26,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-12-01 16:02:26,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-12-01 16:02:26,234 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-12-01 16:02:26,235 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-12-01 16:02:26,235 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-12-01 16:02:26,248 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/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 [2020-12-01 16:02:26,272 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 [2020-12-01 16:02:26,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-12-01 16:02:26,274 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-12-01 16:02:26,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-12-01 16:02:26,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-12-01 16:02:26,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-12-01 16:02:26,278 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-12-01 16:02:26,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-12-01 16:02:26,284 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-12-01 16:02:26,304 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 [2020-12-01 16:02:26,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-12-01 16:02:26,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-12-01 16:02:26,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-12-01 16:02:26,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-12-01 16:02:26,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-12-01 16:02:26,307 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-12-01 16:02:26,307 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-12-01 16:02:26,313 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-12-01 16:02:26,337 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 [2020-12-01 16:02:26,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-12-01 16:02:26,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-12-01 16:02:26,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-12-01 16:02:26,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-12-01 16:02:26,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-12-01 16:02:26,340 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-12-01 16:02:26,340 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-12-01 16:02:26,341 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-12-01 16:02:26,361 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 [2020-12-01 16:02:26,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-12-01 16:02:26,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-12-01 16:02:26,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-12-01 16:02:26,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-12-01 16:02:26,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-12-01 16:02:26,367 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-12-01 16:02:26,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-12-01 16:02:26,392 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-12-01 16:02:26,413 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 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-12-01 16:02:26,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-12-01 16:02:26,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-12-01 16:02:26,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-12-01 16:02:26,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-12-01 16:02:26,415 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-12-01 16:02:26,416 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-12-01 16:02:26,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-12-01 16:02:26,417 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-12-01 16:02:26,438 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 [2020-12-01 16:02:26,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-12-01 16:02:26,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-12-01 16:02:26,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-12-01 16:02:26,440 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-12-01 16:02:26,443 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-12-01 16:02:26,443 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-12-01 16:02:26,456 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-12-01 16:02:26,477 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 [2020-12-01 16:02:26,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-12-01 16:02:26,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-12-01 16:02:26,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-12-01 16:02:26,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-12-01 16:02:26,482 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-12-01 16:02:26,482 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-12-01 16:02:26,504 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-12-01 16:02:26,526 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 [2020-12-01 16:02:26,528 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-12-01 16:02:26,528 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2020-12-01 16:02:26,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-12-01 16:02:26,529 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-12-01 16:02:26,535 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-12-01 16:02:26,535 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-12-01 16:02:26,573 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-12-01 16:02:26,617 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 Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-12-01 16:02:26,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-12-01 16:02:26,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-12-01 16:02:26,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-12-01 16:02:26,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-12-01 16:02:26,627 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-12-01 16:02:26,628 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-12-01 16:02:26,650 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-12-01 16:02:26,671 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 [2020-12-01 16:02:26,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-12-01 16:02:26,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-12-01 16:02:26,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-12-01 16:02:26,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-12-01 16:02:26,686 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-12-01 16:02:26,686 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-12-01 16:02:26,717 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-12-01 16:02:26,757 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 [2020-12-01 16:02:26,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-12-01 16:02:26,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-12-01 16:02:26,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-12-01 16:02:26,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-12-01 16:02:26,763 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-12-01 16:02:26,763 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-12-01 16:02:26,781 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-12-01 16:02:26,819 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 [2020-12-01 16:02:26,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-12-01 16:02:26,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-12-01 16:02:26,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-12-01 16:02:26,821 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-12-01 16:02:26,824 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-12-01 16:02:26,824 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-12-01 16:02:26,849 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-12-01 16:02:26,889 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 [2020-12-01 16:02:26,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-12-01 16:02:26,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-12-01 16:02:26,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-12-01 16:02:26,891 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-12-01 16:02:26,899 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-12-01 16:02:26,899 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-12-01 16:02:26,917 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-12-01 16:02:26,942 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 [2020-12-01 16:02:26,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-12-01 16:02:26,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-12-01 16:02:26,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-12-01 16:02:26,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-12-01 16:02:26,949 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-12-01 16:02:26,949 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-12-01 16:02:26,969 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-12-01 16:02:26,994 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2020-12-01 16:02:26,994 INFO L444 ModelExtractionUtils]: 4 out of 16 variables were initially zero. Simplification set additionally 9 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2a38208-564d-4ad7-aeb8-63000c0b9495/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-12-01 16:02:27,021 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-12-01 16:02:27,077 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2020-12-01 16:02:27,078 INFO L510 LassoAnalysis]: Proved termination. [2020-12-01 16:02:27,078 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(#Ultimate.C_memset_#amount, #Ultimate.C_memset_#t~loopctr39) = 1*#Ultimate.C_memset_#amount - 1*#Ultimate.C_memset_#t~loopctr39 Supporting invariants [] [2020-12-01 16:02:27,156 INFO L297 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2020-12-01 16:02:27,164 WARN L1295 BoogieBacktranslator]: unknown boogie variable #amount [2020-12-01 16:02:27,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:02:27,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:02:27,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-01 16:02:27,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:02:27,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:02:27,305 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-01 16:02:27,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:02:27,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:02:27,320 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2020-12-01 16:02:27,335 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states. Second operand 2 states. [2020-12-01 16:02:27,391 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states.. Second operand 2 states. Result 25 states and 30 transitions. Complement of second has 6 states. [2020-12-01 16:02:27,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2020-12-01 16:02:27,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-12-01 16:02:27,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 15 transitions. [2020-12-01 16:02:27,398 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 15 transitions. Stem has 8 letters. Loop has 1 letters. [2020-12-01 16:02:27,400 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-12-01 16:02:27,400 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 15 transitions. Stem has 9 letters. Loop has 1 letters. [2020-12-01 16:02:27,422 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-12-01 16:02:27,423 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 15 transitions. Stem has 8 letters. Loop has 2 letters. [2020-12-01 16:02:27,423 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-12-01 16:02:27,424 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 30 transitions. [2020-12-01 16:02:27,426 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-12-01 16:02:27,428 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 0 states and 0 transitions. [2020-12-01 16:02:27,429 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-12-01 16:02:27,429 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-12-01 16:02:27,430 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-12-01 16:02:27,430 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-12-01 16:02:27,430 INFO L692 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-01 16:02:27,430 INFO L715 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-01 16:02:27,431 INFO L595 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-01 16:02:27,431 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-12-01 16:02:27,431 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-12-01 16:02:27,431 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-12-01 16:02:27,431 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-12-01 16:02:27,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.12 04:02:27 BoogieIcfgContainer [2020-12-01 16:02:27,436 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-12-01 16:02:27,437 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 16:02:27,437 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 16:02:27,450 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 16:02:27,457 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:02:23" (3/4) ... [2020-12-01 16:02:27,463 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-01 16:02:27,463 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 16:02:27,466 INFO L168 Benchmark]: Toolchain (without parser) took 5386.30 ms. Allocated memory was 96.5 MB in the beginning and 125.8 MB in the end (delta: 29.4 MB). Free memory was 63.2 MB in the beginning and 97.6 MB in the end (delta: -34.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:02:27,467 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 71.3 MB. Free memory is still 30.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:02:27,472 INFO L168 Benchmark]: CACSL2BoogieTranslator took 712.47 ms. Allocated memory is still 96.5 MB. Free memory was 63.1 MB in the beginning and 49.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:02:27,472 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.69 ms. Allocated memory is still 96.5 MB. Free memory was 49.5 MB in the beginning and 47.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:02:27,473 INFO L168 Benchmark]: Boogie Preprocessor took 28.75 ms. Allocated memory is still 96.5 MB. Free memory was 47.4 MB in the beginning and 46.2 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:02:27,474 INFO L168 Benchmark]: RCFGBuilder took 406.87 ms. Allocated memory was 96.5 MB in the beginning and 125.8 MB in the end (delta: 29.4 MB). Free memory was 45.7 MB in the beginning and 98.3 MB in the end (delta: -52.6 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:02:27,474 INFO L168 Benchmark]: BuchiAutomizer took 4152.11 ms. Allocated memory is still 125.8 MB. Free memory was 98.3 MB in the beginning and 98.3 MB in the end (delta: -17.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:02:27,474 INFO L168 Benchmark]: Witness Printer took 26.48 ms. Allocated memory is still 125.8 MB. Free memory was 98.3 MB in the beginning and 97.6 MB in the end (delta: 694.3 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:02:27,477 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 71.3 MB. Free memory is still 30.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 712.47 ms. Allocated memory is still 96.5 MB. Free memory was 63.1 MB in the beginning and 49.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 49.69 ms. Allocated memory is still 96.5 MB. Free memory was 49.5 MB in the beginning and 47.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 28.75 ms. Allocated memory is still 96.5 MB. Free memory was 47.4 MB in the beginning and 46.2 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 406.87 ms. Allocated memory was 96.5 MB in the beginning and 125.8 MB in the end (delta: 29.4 MB). Free memory was 45.7 MB in the beginning and 98.3 MB in the end (delta: -52.6 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 4152.11 ms. Allocated memory is still 125.8 MB. Free memory was 98.3 MB in the beginning and 98.3 MB in the end (delta: -17.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 26.48 ms. Allocated memory is still 125.8 MB. Free memory was 98.3 MB in the beginning and 97.6 MB in the end (delta: 694.3 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #amount * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#amount-unknown + -1 * aux-#t~loopctr39-aux and consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 13 SDtfs, 13 SDslu, 1 SDs, 0 SdLazy, 6 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital182 mio100 ax116 hnf101 lsp81 ukn50 mio100 lsp27 div100 bol100 ite100 ukn100 eq200 hnf89 smp100 dnf100 smp100 tf100 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 49ms VariablesStem: 3 VariablesLoop: 0 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...