./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-libowfat/strtoul.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-libowfat/strtoul.i -s /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ae3203c447bfdb2bf14518f0f3c5ffb7e3155909 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-19 23:28:12,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 23:28:12,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 23:28:12,717 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 23:28:12,717 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 23:28:12,718 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 23:28:12,720 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 23:28:12,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 23:28:12,735 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 23:28:12,737 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 23:28:12,739 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 23:28:12,740 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 23:28:12,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 23:28:12,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 23:28:12,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 23:28:12,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 23:28:12,746 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 23:28:12,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 23:28:12,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 23:28:12,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 23:28:12,752 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 23:28:12,753 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 23:28:12,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 23:28:12,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 23:28:12,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 23:28:12,757 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 23:28:12,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 23:28:12,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 23:28:12,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 23:28:12,759 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 23:28:12,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 23:28:12,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 23:28:12,761 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 23:28:12,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 23:28:12,762 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 23:28:12,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 23:28:12,763 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 23:28:12,763 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 23:28:12,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 23:28:12,764 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 23:28:12,765 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 23:28:12,765 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-19 23:28:12,780 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 23:28:12,780 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 23:28:12,781 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 23:28:12,781 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 23:28:12,781 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 23:28:12,782 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-19 23:28:12,782 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-19 23:28:12,782 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-19 23:28:12,782 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-19 23:28:12,782 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-19 23:28:12,783 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-19 23:28:12,783 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 23:28:12,783 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-19 23:28:12,783 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 23:28:12,784 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 23:28:12,784 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-19 23:28:12,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-19 23:28:12,784 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-19 23:28:12,784 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 23:28:12,785 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-19 23:28:12,785 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 23:28:12,785 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-19 23:28:12,785 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 23:28:12,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 23:28:12,786 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-19 23:28:12,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 23:28:12,786 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 23:28:12,786 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-19 23:28:12,787 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-19 23:28:12,787 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae3203c447bfdb2bf14518f0f3c5ffb7e3155909 [2019-11-19 23:28:12,932 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 23:28:12,945 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 23:28:12,948 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 23:28:12,951 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 23:28:12,951 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 23:28:12,952 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/../../sv-benchmarks/c/termination-libowfat/strtoul.i [2019-11-19 23:28:13,011 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/data/1ae7b947e/ad0874e71ad24e9181b1536c651cecd0/FLAG6d7a878de [2019-11-19 23:28:13,537 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 23:28:13,542 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/sv-benchmarks/c/termination-libowfat/strtoul.i [2019-11-19 23:28:13,562 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/data/1ae7b947e/ad0874e71ad24e9181b1536c651cecd0/FLAG6d7a878de [2019-11-19 23:28:14,021 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/data/1ae7b947e/ad0874e71ad24e9181b1536c651cecd0 [2019-11-19 23:28:14,023 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 23:28:14,024 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 23:28:14,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 23:28:14,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 23:28:14,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 23:28:14,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:28:14" (1/1) ... [2019-11-19 23:28:14,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48b40ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:14, skipping insertion in model container [2019-11-19 23:28:14,035 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:28:14" (1/1) ... [2019-11-19 23:28:14,042 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 23:28:14,089 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 23:28:14,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 23:28:14,444 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 23:28:14,489 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 23:28:14,546 INFO L192 MainTranslator]: Completed translation [2019-11-19 23:28:14,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:14 WrapperNode [2019-11-19 23:28:14,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 23:28:14,548 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 23:28:14,548 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 23:28:14,549 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 23:28:14,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:14" (1/1) ... [2019-11-19 23:28:14,570 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:14" (1/1) ... [2019-11-19 23:28:14,595 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 23:28:14,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 23:28:14,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 23:28:14,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 23:28:14,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:14" (1/1) ... [2019-11-19 23:28:14,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:14" (1/1) ... [2019-11-19 23:28:14,608 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:14" (1/1) ... [2019-11-19 23:28:14,609 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:14" (1/1) ... [2019-11-19 23:28:14,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:14" (1/1) ... [2019-11-19 23:28:14,627 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:14" (1/1) ... [2019-11-19 23:28:14,630 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:14" (1/1) ... [2019-11-19 23:28:14,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 23:28:14,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 23:28:14,645 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 23:28:14,645 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 23:28:14,646 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:14,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-19 23:28:14,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-19 23:28:14,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 23:28:14,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-19 23:28:14,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-19 23:28:14,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-19 23:28:14,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 23:28:14,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 23:28:15,091 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 23:28:15,091 INFO L285 CfgBuilder]: Removed 8 assume(true) statements. [2019-11-19 23:28:15,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:28:15 BoogieIcfgContainer [2019-11-19 23:28:15,093 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 23:28:15,093 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-19 23:28:15,094 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-19 23:28:15,097 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-19 23:28:15,097 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-19 23:28:15,097 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 11:28:14" (1/3) ... [2019-11-19 23:28:15,098 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@bc519f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 11:28:15, skipping insertion in model container [2019-11-19 23:28:15,098 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-19 23:28:15,099 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:28:14" (2/3) ... [2019-11-19 23:28:15,099 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@bc519f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 11:28:15, skipping insertion in model container [2019-11-19 23:28:15,099 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-19 23:28:15,099 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:28:15" (3/3) ... [2019-11-19 23:28:15,100 INFO L371 chiAutomizerObserver]: Analyzing ICFG strtoul.i [2019-11-19 23:28:15,140 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-19 23:28:15,140 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-19 23:28:15,140 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-19 23:28:15,140 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 23:28:15,141 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 23:28:15,141 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-19 23:28:15,141 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 23:28:15,141 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-19 23:28:15,152 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states. [2019-11-19 23:28:15,170 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2019-11-19 23:28:15,170 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-19 23:28:15,170 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-19 23:28:15,175 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-19 23:28:15,175 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-19 23:28:15,175 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-19 23:28:15,175 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states. [2019-11-19 23:28:15,179 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2019-11-19 23:28:15,179 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-19 23:28:15,179 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-19 23:28:15,180 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-19 23:28:15,180 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-19 23:28:15,186 INFO L794 eck$LassoCheckResult]: Stem: 28#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 8#L-1true havoc main_#res;havoc main_#t~nondet21, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~nondet23, main_#t~ret24, main_~in_len~0, main_~in~0.base, main_~in~0.offset, main_~base~0, main_~#end~0.base, main_~#end~0.offset;main_~in_len~0 := main_#t~nondet21;havoc main_#t~nondet21; 32#L551true assume !(main_~in_len~0 < 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~in_len~0);main_~in~0.base, main_~in~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~in~0.base, main_~in~0.offset + (main_~in_len~0 - 1), 1);main_~base~0 := main_#t~nondet23;havoc main_#t~nondet23;call main_~#end~0.base, main_~#end~0.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0.base, main_~#end~0.offset, 8);strtoul_#in~ptr.base, strtoul_#in~ptr.offset, strtoul_#in~endptr.base, strtoul_#in~endptr.offset, strtoul_#in~base := main_~in~0.base, main_~in~0.offset, main_~#end~0.base, main_~#end~0.offset, main_~base~0;havoc strtoul_#res;havoc strtoul_#t~pre3.base, strtoul_#t~pre3.offset, strtoul_#t~mem2, strtoul_#t~mem4, strtoul_#t~post5.base, strtoul_#t~post5.offset, strtoul_#t~mem6, strtoul_#t~pre7.base, strtoul_#t~pre7.offset, strtoul_#t~mem8, strtoul_#t~short9, strtoul_~b~0, strtoul_#t~mem10, strtoul_#t~mem11, strtoul_#t~mem12, strtoul_#t~short13, strtoul_#t~mem14, strtoul_#t~ite17, strtoul_#t~ite16, strtoul_#t~ite15, strtoul_~x~0, strtoul_~w~0, strtoul_#t~pre18.base, strtoul_#t~pre18.offset, strtoul_~c~0, strtoul_#t~mem19, strtoul_#t~ite20, strtoul_~ptr.base, strtoul_~ptr.offset, strtoul_~endptr.base, strtoul_~endptr.offset, strtoul_~base, strtoul_~neg~0, strtoul_~v~0, strtoul_~orig~0.base, strtoul_~orig~0.offset, strtoul_~nptr~0.base, strtoul_~nptr~0.offset;strtoul_~ptr.base, strtoul_~ptr.offset := strtoul_#in~ptr.base, strtoul_#in~ptr.offset;strtoul_~endptr.base, strtoul_~endptr.offset := strtoul_#in~endptr.base, strtoul_#in~endptr.offset;strtoul_~base := strtoul_#in~base;strtoul_~neg~0 := 0;strtoul_~v~0 := 0;havoc strtoul_~orig~0.base, strtoul_~orig~0.offset;strtoul_~nptr~0.base, strtoul_~nptr~0.offset := strtoul_~ptr.base, strtoul_~ptr.offset; 10#L512-3true [2019-11-19 23:28:15,186 INFO L796 eck$LassoCheckResult]: Loop: 10#L512-3true call strtoul_#t~mem2 := read~int(strtoul_~nptr~0.base, strtoul_~nptr~0.offset, 1); 27#L512-1true assume !!(32 == strtoul_#t~mem2);havoc strtoul_#t~mem2;strtoul_#t~pre3.base, strtoul_#t~pre3.offset := strtoul_~nptr~0.base, 1 + strtoul_~nptr~0.offset;strtoul_~nptr~0.base, strtoul_~nptr~0.offset := strtoul_~nptr~0.base, 1 + strtoul_~nptr~0.offset;havoc strtoul_#t~pre3.base, strtoul_#t~pre3.offset; 10#L512-3true [2019-11-19 23:28:15,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:28:15,190 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2019-11-19 23:28:15,198 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:28:15,198 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265911380] [2019-11-19 23:28:15,198 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:28:15,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:28:15,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:28:15,332 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 23:28:15,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:28:15,333 INFO L82 PathProgramCache]: Analyzing trace with hash 1350, now seen corresponding path program 1 times [2019-11-19 23:28:15,334 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:28:15,334 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062850954] [2019-11-19 23:28:15,334 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:28:15,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:28:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:28:15,346 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 23:28:15,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:28:15,348 INFO L82 PathProgramCache]: Analyzing trace with hash 28695849, now seen corresponding path program 1 times [2019-11-19 23:28:15,348 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:28:15,348 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142744238] [2019-11-19 23:28:15,348 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:28:15,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:28:15,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:28:15,410 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 23:28:15,959 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 105 [2019-11-19 23:28:16,182 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-11-19 23:28:16,193 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 23:28:16,193 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 23:28:16,194 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 23:28:16,194 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 23:28:16,194 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-19 23:28:16,194 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:16,194 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 23:28:16,195 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 23:28:16,195 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtoul.i_Iteration1_Lasso [2019-11-19 23:28:16,195 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 23:28:16,195 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 23:28:16,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,244 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,302 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,308 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,602 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2019-11-19 23:28:16,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,723 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:16,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:28:17,311 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 23:28:17,316 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/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 [2019-11-19 23:28:17,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:28:17,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,341 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:28:17,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:28:17,343 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/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 [2019-11-19 23:28:17,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,355 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:28:17,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,357 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,358 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:28:17,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:28:17,360 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/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 [2019-11-19 23:28:17,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,383 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:28:17,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,384 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:28:17,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:28:17,386 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/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) [2019-11-19 23:28:17,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:28:17,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,412 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:28:17,412 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 [2019-11-19 23:28:17,415 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:17,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,427 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:28:17,428 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-19 23:28:17,431 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/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) [2019-11-19 23:28:17,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:28:17,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:17,444 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:28:17,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:28:17,449 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:17,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:28:17,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,461 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:28:17,461 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:28:17,462 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:17,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,469 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:28:17,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,470 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:28:17,470 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:28:17,471 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:17,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:28:17,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,479 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:28:17,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:28:17,480 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/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) [2019-11-19 23:28:17,494 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 [2019-11-19 23:28:17,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:28:17,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,497 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:28:17,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:28:17,498 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:17,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,504 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:28:17,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,505 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:28:17,505 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:28:17,507 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:17,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:28:17,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,515 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:28:17,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:28:17,517 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:17,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:28:17,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,525 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:28:17,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:28:17,527 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/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) [2019-11-19 23:28:17,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,535 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:28:17,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,536 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:28:17,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:28:17,537 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:17,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,547 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,551 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:28:17,551 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-19 23:28:17,557 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:17,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,575 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:28:17,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,575 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,576 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:28:17,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:28:17,577 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:17,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:28:17,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,596 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,596 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:28:17,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:28:17,598 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:17,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:28:17,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,605 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:28:17,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:28:17,606 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:17,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,617 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:28:17,617 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-19 23:28:17,621 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/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) [2019-11-19 23:28:17,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:28:17,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,649 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:28:17,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:17,653 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 23:28:17,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:28:17,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,665 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,666 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:28:17,666 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:17,668 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 23:28:17,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,682 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,689 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:28:17,689 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:17,693 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 23:28:17,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,701 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,704 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:28:17,704 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:17,708 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 23:28:17,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,716 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,721 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:28:17,721 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:17,729 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 23:28:17,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,740 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:28:17,741 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:17,750 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 23:28:17,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,766 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:28:17,766 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:17,776 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 23:28:17,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:28:17,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,789 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:28:17,789 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:17,793 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 23:28:17,802 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 [2019-11-19 23:28:17,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:28:17,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:28:17,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:28:17,805 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:28:17,814 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:28:17,814 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:17,828 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-19 23:28:18,007 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2019-11-19 23:28:18,008 INFO L444 ModelExtractionUtils]: 7 out of 28 variables were initially zero. Simplification set additionally 18 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9d35add9-9d2d-49ba-908a-915840a82c04/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 23:28:18,014 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:28:18,017 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-11-19 23:28:18,017 INFO L510 LassoAnalysis]: Proved termination. [2019-11-19 23:28:18,018 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strtoul_~nptr~0.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc22.base)_1) = -1*ULTIMATE.start_strtoul_~nptr~0.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc22.base)_1 Supporting invariants [] [2019-11-19 23:28:18,046 INFO L297 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2019-11-19 23:28:18,055 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-11-19 23:28:18,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:28:18,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:28:18,125 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 10 conjunts are in the unsatisfiable core [2019-11-19 23:28:18,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:28:18,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:28:18,144 WARN L253 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-19 23:28:18,145 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:28:18,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 23:28:18,177 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-19 23:28:18,178 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34 states. Second operand 3 states. [2019-11-19 23:28:18,359 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34 states.. Second operand 3 states. Result 115 states and 179 transitions. Complement of second has 8 states. [2019-11-19 23:28:18,360 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-19 23:28:18,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-19 23:28:18,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 112 transitions. [2019-11-19 23:28:18,364 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 112 transitions. Stem has 3 letters. Loop has 2 letters. [2019-11-19 23:28:18,365 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-19 23:28:18,365 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 112 transitions. Stem has 5 letters. Loop has 2 letters. [2019-11-19 23:28:18,367 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-19 23:28:18,367 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 112 transitions. Stem has 3 letters. Loop has 4 letters. [2019-11-19 23:28:18,368 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-19 23:28:18,369 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 115 states and 179 transitions. [2019-11-19 23:28:18,379 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-19 23:28:18,386 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 115 states to 0 states and 0 transitions. [2019-11-19 23:28:18,387 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-19 23:28:18,387 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-19 23:28:18,388 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-19 23:28:18,388 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-19 23:28:18,388 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 23:28:18,388 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 23:28:18,388 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 23:28:18,389 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-19 23:28:18,389 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-19 23:28:18,389 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-19 23:28:18,389 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-19 23:28:18,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 11:28:18 BoogieIcfgContainer [2019-11-19 23:28:18,396 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-19 23:28:18,397 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 23:28:18,397 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 23:28:18,397 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 23:28:18,397 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:28:15" (3/4) ... [2019-11-19 23:28:18,401 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-19 23:28:18,401 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 23:28:18,403 INFO L168 Benchmark]: Toolchain (without parser) took 4378.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 940.7 MB in the beginning and 926.3 MB in the end (delta: 14.4 MB). Peak memory consumption was 157.5 MB. Max. memory is 11.5 GB. [2019-11-19 23:28:18,408 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:28:18,408 INFO L168 Benchmark]: CACSL2BoogieTranslator took 523.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -179.6 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-11-19 23:28:18,409 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-19 23:28:18,410 INFO L168 Benchmark]: Boogie Preprocessor took 48.98 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:28:18,410 INFO L168 Benchmark]: RCFGBuilder took 448.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2019-11-19 23:28:18,411 INFO L168 Benchmark]: BuchiAutomizer took 3303.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 926.3 MB in the end (delta: 160.9 MB). Peak memory consumption was 160.9 MB. Max. memory is 11.5 GB. [2019-11-19 23:28:18,414 INFO L168 Benchmark]: Witness Printer took 4.50 ms. Allocated memory is still 1.2 GB. Free memory is still 926.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:28:18,420 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 523.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -179.6 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 46.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.98 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 448.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3303.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 926.3 MB in the end (delta: 160.9 MB). Peak memory consumption was 160.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.50 ms. Allocated memory is still 1.2 GB. Free memory is still 926.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #length * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * nptr + unknown-#length-unknown[__builtin_alloca (in_len)] and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.8s. 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: 34 SDtfs, 49 SDslu, 34 SDs, 0 SdLazy, 42 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital216 mio100 ax100 hnf100 lsp91 ukn64 mio100 lsp36 div100 bol100 ite100 ukn100 eq189 hnf88 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 14ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...