./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/array01-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/array01-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD --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 f851f670d15921f0b2d93b667d59567c871b70a7ea979adde7a6494104e9e39f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:55:00,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:55:00,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:55:00,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:55:00,702 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:55:00,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:55:00,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:55:00,713 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:55:00,716 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:55:00,722 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:55:00,723 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:55:00,725 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:55:00,726 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:55:00,729 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:55:00,732 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:55:00,737 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:55:00,739 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:55:00,740 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:55:00,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:55:00,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:55:00,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:55:00,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:55:00,757 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:55:00,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:55:00,768 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:55:00,768 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:55:00,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:55:00,771 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:55:00,772 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:55:00,773 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:55:00,774 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:55:00,775 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:55:00,777 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:55:00,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:55:00,780 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:55:00,780 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:55:00,781 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:55:00,781 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:55:00,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:55:00,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:55:00,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:55:00,785 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-28 23:55:00,835 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:55:00,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:55:00,836 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:55:00,837 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:55:00,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:55:00,838 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:55:00,839 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:55:00,839 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 23:55:00,839 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 23:55:00,839 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 23:55:00,840 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 23:55:00,841 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 23:55:00,841 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 23:55:00,841 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:55:00,841 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:55:00,842 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:55:00,842 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:55:00,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 23:55:00,842 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 23:55:00,842 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 23:55:00,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:55:00,843 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 23:55:00,843 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:55:00,843 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 23:55:00,843 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:55:00,844 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:55:00,844 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:55:00,844 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:55:00,844 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:55:00,845 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 23:55:00,846 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f851f670d15921f0b2d93b667d59567c871b70a7ea979adde7a6494104e9e39f [2021-10-28 23:55:01,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:55:01,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:55:01,199 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:55:01,200 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:55:01,201 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:55:01,202 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/termination-memory-alloca/array01-alloca-1.i [2021-10-28 23:55:01,276 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/data/838052722/0cced488c7f043e4b034515aa566a018/FLAG95625b708 [2021-10-28 23:55:01,815 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:55:01,816 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/sv-benchmarks/c/termination-memory-alloca/array01-alloca-1.i [2021-10-28 23:55:01,828 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/data/838052722/0cced488c7f043e4b034515aa566a018/FLAG95625b708 [2021-10-28 23:55:02,147 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/data/838052722/0cced488c7f043e4b034515aa566a018 [2021-10-28 23:55:02,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:55:02,153 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:55:02,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:55:02,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:55:02,162 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:55:02,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:55:02" (1/1) ... [2021-10-28 23:55:02,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d163a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:55:02, skipping insertion in model container [2021-10-28 23:55:02,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:55:02" (1/1) ... [2021-10-28 23:55:02,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:55:02,236 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:55:02,548 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:55:02,556 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:55:02,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:55:02,627 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:55:02,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:55:02 WrapperNode [2021-10-28 23:55:02,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:55:02,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:55:02,632 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:55:02,632 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:55:02,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:55:02" (1/1) ... [2021-10-28 23:55:02,665 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:55:02" (1/1) ... [2021-10-28 23:55:02,691 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:55:02,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:55:02,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:55:02,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:55:02,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:55:02" (1/1) ... [2021-10-28 23:55:02,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:55:02" (1/1) ... [2021-10-28 23:55:02,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:55:02" (1/1) ... [2021-10-28 23:55:02,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:55:02" (1/1) ... [2021-10-28 23:55:02,707 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:55:02" (1/1) ... [2021-10-28 23:55:02,711 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:55:02" (1/1) ... [2021-10-28 23:55:02,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:55:02" (1/1) ... [2021-10-28 23:55:02,715 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:55:02,716 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:55:02,716 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:55:02,716 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:55:02,717 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:55:02" (1/1) ... [2021-10-28 23:55:02,726 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:02,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:02,752 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:02,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 23:55:02,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 23:55:02,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 23:55:02,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:55:02,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 23:55:02,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:55:02,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:55:03,094 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:55:03,094 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-10-28 23:55:03,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:55:03 BoogieIcfgContainer [2021-10-28 23:55:03,096 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:55:03,097 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 23:55:03,097 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 23:55:03,100 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 23:55:03,101 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:55:03,101 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 11:55:02" (1/3) ... [2021-10-28 23:55:03,103 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@28a32710 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:55:03, skipping insertion in model container [2021-10-28 23:55:03,103 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:55:03,103 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:55:02" (2/3) ... [2021-10-28 23:55:03,103 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@28a32710 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:55:03, skipping insertion in model container [2021-10-28 23:55:03,103 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:55:03,104 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:55:03" (3/3) ... [2021-10-28 23:55:03,105 INFO L389 chiAutomizerObserver]: Analyzing ICFG array01-alloca-1.i [2021-10-28 23:55:03,174 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 23:55:03,174 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 23:55:03,174 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 23:55:03,174 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 23:55:03,174 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 23:55:03,175 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 23:55:03,175 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 23:55:03,175 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 23:55:03,193 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:55:03,220 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-10-28 23:55:03,220 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:55:03,220 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:55:03,227 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-28 23:55:03,228 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-28 23:55:03,228 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 23:55:03,228 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:55:03,232 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-10-28 23:55:03,232 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:55:03,232 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:55:03,232 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-28 23:55:03,233 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-28 23:55:03,241 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 9#L-1true havoc main_#res;havoc main_#t~nondet7, main_#t~malloc8.base, main_#t~malloc8.offset, main_#t~ret9, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet7;havoc main_#t~nondet7; 5#L561true assume !(main_~array_size~0 < 1); 8#L561-2true call main_#t~malloc8.base, main_#t~malloc8.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc8.base, main_#t~malloc8.offset;test_fun_#in~a.base, test_fun_#in~a.offset, test_fun_#in~N := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc test_fun_#res;havoc test_fun_#t~mem4, test_fun_#t~post5, test_fun_#t~post6, test_fun_#t~mem3, test_fun_#t~post2, test_fun_~a.base, test_fun_~a.offset, test_fun_~N, test_fun_~i~0, test_fun_~res~0;test_fun_~a.base, test_fun_~a.offset := test_fun_#in~a.base, test_fun_#in~a.offset;test_fun_~N := test_fun_#in~N;havoc test_fun_~i~0;test_fun_~res~0 := 0;test_fun_~i~0 := 0; 7#L551-3true [2021-10-28 23:55:03,241 INFO L793 eck$LassoCheckResult]: Loop: 7#L551-3true assume !!(test_fun_~i~0 < test_fun_~N); 6#L552-3true assume !true; 12#L551-2true test_fun_#t~post2 := test_fun_~i~0;test_fun_~i~0 := 1 + test_fun_#t~post2;havoc test_fun_#t~post2; 7#L551-3true [2021-10-28 23:55:03,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:55:03,253 INFO L85 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 1 times [2021-10-28 23:55:03,262 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:55:03,263 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062116937] [2021-10-28 23:55:03,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:55:03,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:55:03,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:55:03,406 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:55:03,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:55:03,459 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:55:03,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:55:03,462 INFO L85 PathProgramCache]: Analyzing trace with hash 47058, now seen corresponding path program 1 times [2021-10-28 23:55:03,463 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:55:03,463 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56176274] [2021-10-28 23:55:03,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:55:03,464 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:55:03,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:55:03,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:55:03,543 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:55:03,544 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56176274] [2021-10-28 23:55:03,544 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56176274] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:55:03,545 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:55:03,545 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:55:03,545 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904402837] [2021-10-28 23:55:03,560 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-28 23:55:03,561 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:55:03,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 23:55:03,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:55:03,578 INFO L87 Difference]: Start difference. First operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:55:03,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:55:03,590 INFO L93 Difference]: Finished difference Result 13 states and 15 transitions. [2021-10-28 23:55:03,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:55:03,592 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 15 transitions. [2021-10-28 23:55:03,596 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-10-28 23:55:03,600 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 8 states and 10 transitions. [2021-10-28 23:55:03,601 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2021-10-28 23:55:03,601 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2021-10-28 23:55:03,602 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 10 transitions. [2021-10-28 23:55:03,602 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:55:03,602 INFO L681 BuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2021-10-28 23:55:03,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states and 10 transitions. [2021-10-28 23:55:03,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2021-10-28 23:55:03,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.25) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:55:03,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 10 transitions. [2021-10-28 23:55:03,630 INFO L704 BuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2021-10-28 23:55:03,631 INFO L587 BuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2021-10-28 23:55:03,631 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 23:55:03,631 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 10 transitions. [2021-10-28 23:55:03,632 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-10-28 23:55:03,632 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:55:03,632 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:55:03,632 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-28 23:55:03,632 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-10-28 23:55:03,633 INFO L791 eck$LassoCheckResult]: Stem: 34#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 35#L-1 havoc main_#res;havoc main_#t~nondet7, main_#t~malloc8.base, main_#t~malloc8.offset, main_#t~ret9, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet7;havoc main_#t~nondet7; 36#L561 assume !(main_~array_size~0 < 1); 37#L561-2 call main_#t~malloc8.base, main_#t~malloc8.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc8.base, main_#t~malloc8.offset;test_fun_#in~a.base, test_fun_#in~a.offset, test_fun_#in~N := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc test_fun_#res;havoc test_fun_#t~mem4, test_fun_#t~post5, test_fun_#t~post6, test_fun_#t~mem3, test_fun_#t~post2, test_fun_~a.base, test_fun_~a.offset, test_fun_~N, test_fun_~i~0, test_fun_~res~0;test_fun_~a.base, test_fun_~a.offset := test_fun_#in~a.base, test_fun_#in~a.offset;test_fun_~N := test_fun_#in~N;havoc test_fun_~i~0;test_fun_~res~0 := 0;test_fun_~i~0 := 0; 41#L551-3 [2021-10-28 23:55:03,633 INFO L793 eck$LassoCheckResult]: Loop: 41#L551-3 assume !!(test_fun_~i~0 < test_fun_~N); 38#L552-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 39#L552-1 assume !(test_fun_#t~mem3 > 0);havoc test_fun_#t~mem3; 40#L551-2 test_fun_#t~post2 := test_fun_~i~0;test_fun_~i~0 := 1 + test_fun_#t~post2;havoc test_fun_#t~post2; 41#L551-3 [2021-10-28 23:55:03,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:55:03,634 INFO L85 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 2 times [2021-10-28 23:55:03,634 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:55:03,635 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977161645] [2021-10-28 23:55:03,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:55:03,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:55:03,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:55:03,667 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:55:03,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:55:03,689 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:55:03,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:55:03,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1451916, now seen corresponding path program 1 times [2021-10-28 23:55:03,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:55:03,690 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929960715] [2021-10-28 23:55:03,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:55:03,691 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:55:03,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:55:03,712 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:55:03,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:55:03,722 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:55:03,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:55:03,723 INFO L85 PathProgramCache]: Analyzing trace with hash 176797040, now seen corresponding path program 1 times [2021-10-28 23:55:03,724 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:55:03,724 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831686897] [2021-10-28 23:55:03,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:55:03,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:55:03,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:55:03,756 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:55:03,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:55:03,781 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:55:04,222 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:55:04,222 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:55:04,228 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:55:04,229 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:55:04,229 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:55:04,229 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:04,229 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:55:04,229 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:55:04,229 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-1.i_Iteration2_Lasso [2021-10-28 23:55:04,229 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:55:04,230 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:55:04,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:04,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:04,407 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:04,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:04,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:04,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:04,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:04,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:04,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:04,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:04,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:04,431 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:04,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:04,436 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:04,439 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:04,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:04,740 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:55:04,747 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:55:04,749 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:04,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:04,751 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:04,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:04,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:04,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:04,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:04,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:04,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 23:55:04,793 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:55:04,794 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:55:04,816 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:55:04,893 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2021-10-28 23:55:04,893 INFO L444 ModelExtractionUtils]: 19 out of 34 variables were initially zero. Simplification set additionally 12 variables to zero. [2021-10-28 23:55:04,895 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:04,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:04,898 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:04,932 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:55:04,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 23:55:04,961 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 23:55:04,962 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:55:04,963 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_fun_~N, ULTIMATE.start_test_fun_~i~0) = 1*ULTIMATE.start_test_fun_~N - 1*ULTIMATE.start_test_fun_~i~0 Supporting invariants [] [2021-10-28 23:55:04,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:05,010 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2021-10-28 23:55:05,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:55:05,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:55:05,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:55:05,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:55:05,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-10-28 23:55:05,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:55:05,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 23:55:05,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:55:05,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:55:05,201 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 [2021-10-28 23:55:05,202 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states and 10 transitions. cyclomatic complexity: 3 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:55:05,234 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states and 10 transitions. cyclomatic complexity: 3. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 13 states and 17 transitions. Complement of second has 4 states. [2021-10-28 23:55:05,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-28 23:55:05,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:55:05,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. [2021-10-28 23:55:05,237 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 4 letters. Loop has 4 letters. [2021-10-28 23:55:05,238 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:55:05,238 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 8 letters. Loop has 4 letters. [2021-10-28 23:55:05,238 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:55:05,238 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 4 letters. Loop has 8 letters. [2021-10-28 23:55:05,239 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:55:05,239 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 17 transitions. [2021-10-28 23:55:05,240 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-28 23:55:05,240 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 12 states and 16 transitions. [2021-10-28 23:55:05,241 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2021-10-28 23:55:05,241 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2021-10-28 23:55:05,241 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 16 transitions. [2021-10-28 23:55:05,241 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:55:05,241 INFO L681 BuchiCegarLoop]: Abstraction has 12 states and 16 transitions. [2021-10-28 23:55:05,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 16 transitions. [2021-10-28 23:55:05,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 11. [2021-10-28 23:55:05,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:55:05,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 15 transitions. [2021-10-28 23:55:05,243 INFO L704 BuchiCegarLoop]: Abstraction has 11 states and 15 transitions. [2021-10-28 23:55:05,243 INFO L587 BuchiCegarLoop]: Abstraction has 11 states and 15 transitions. [2021-10-28 23:55:05,243 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-28 23:55:05,244 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 15 transitions. [2021-10-28 23:55:05,244 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-28 23:55:05,244 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:55:05,245 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:55:05,245 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-10-28 23:55:05,245 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 23:55:05,245 INFO L791 eck$LassoCheckResult]: Stem: 115#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 116#L-1 havoc main_#res;havoc main_#t~nondet7, main_#t~malloc8.base, main_#t~malloc8.offset, main_#t~ret9, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet7;havoc main_#t~nondet7; 117#L561 assume !(main_~array_size~0 < 1); 118#L561-2 call main_#t~malloc8.base, main_#t~malloc8.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc8.base, main_#t~malloc8.offset;test_fun_#in~a.base, test_fun_#in~a.offset, test_fun_#in~N := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc test_fun_#res;havoc test_fun_#t~mem4, test_fun_#t~post5, test_fun_#t~post6, test_fun_#t~mem3, test_fun_#t~post2, test_fun_~a.base, test_fun_~a.offset, test_fun_~N, test_fun_~i~0, test_fun_~res~0;test_fun_~a.base, test_fun_~a.offset := test_fun_#in~a.base, test_fun_#in~a.offset;test_fun_~N := test_fun_#in~N;havoc test_fun_~i~0;test_fun_~res~0 := 0;test_fun_~i~0 := 0; 121#L551-3 assume !!(test_fun_~i~0 < test_fun_~N); 111#L552-3 [2021-10-28 23:55:05,246 INFO L793 eck$LassoCheckResult]: Loop: 111#L552-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 112#L552-1 assume !!(test_fun_#t~mem3 > 0);havoc test_fun_#t~mem3;call test_fun_#t~mem4 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);test_fun_#t~post5 := test_fun_#t~mem4;call write~int(test_fun_#t~post5 - 1, test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);havoc test_fun_#t~mem4;havoc test_fun_#t~post5;test_fun_#t~post6 := test_fun_~res~0;test_fun_~res~0 := 1 + test_fun_#t~post6;havoc test_fun_#t~post6; 111#L552-3 [2021-10-28 23:55:05,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:55:05,246 INFO L85 PathProgramCache]: Analyzing trace with hash 28695756, now seen corresponding path program 1 times [2021-10-28 23:55:05,246 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:55:05,247 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949459811] [2021-10-28 23:55:05,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:55:05,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:55:05,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:55:05,257 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:55:05,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:55:05,268 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:55:05,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:55:05,269 INFO L85 PathProgramCache]: Analyzing trace with hash 1670, now seen corresponding path program 1 times [2021-10-28 23:55:05,269 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:55:05,269 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418948667] [2021-10-28 23:55:05,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:55:05,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:55:05,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:55:05,277 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:55:05,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:55:05,284 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:55:05,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:55:05,285 INFO L85 PathProgramCache]: Analyzing trace with hash 1806818449, now seen corresponding path program 1 times [2021-10-28 23:55:05,285 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:55:05,286 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809589740] [2021-10-28 23:55:05,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:55:05,286 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:55:05,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:55:05,301 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:55:05,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:55:05,319 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:55:05,636 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:55:05,637 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:55:05,637 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:55:05,637 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:55:05,637 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:55:05,637 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:05,637 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:55:05,637 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:55:05,637 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-1.i_Iteration3_Lasso [2021-10-28 23:55:05,637 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:55:05,637 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:55:05,641 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:05,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:05,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:05,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:05,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:05,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:05,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:05,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:05,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:05,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:05,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:05,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:05,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:05,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:05,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:05,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:06,044 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:55:06,044 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:55:06,044 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:06,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:06,048 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:06,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 23:55:06,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:06,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:06,060 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:55:06,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:06,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:06,061 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:06,062 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:55:06,062 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:55:06,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:55:06,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:06,091 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:06,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:06,092 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:06,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 23:55:06,094 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:06,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:06,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:55:06,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:06,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:06,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:06,107 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:55:06,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:55:06,127 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:55:06,130 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2021-10-28 23:55:06,130 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 23:55:06,130 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:06,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:06,134 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:06,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 23:55:06,135 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:55:06,135 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 23:55:06,136 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:55:06,136 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ (* ULTIMATE.start_test_fun_~i~0 4) ULTIMATE.start_test_fun_~a.offset))_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ (* ULTIMATE.start_test_fun_~i~0 4) ULTIMATE.start_test_fun_~a.offset))_2 Supporting invariants [] [2021-10-28 23:55:06,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:06,166 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2021-10-28 23:55:06,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:55:06,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:55:06,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:55:06,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:55:06,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:55:06,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 23:55:06,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:55:06,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:55:06,288 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 [2021-10-28 23:55:06,288 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states and 15 transitions. cyclomatic complexity: 6 Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:55:06,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:06,309 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states and 15 transitions. cyclomatic complexity: 6. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 20 states and 26 transitions. Complement of second has 7 states. [2021-10-28 23:55:06,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-28 23:55:06,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:55:06,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 9 transitions. [2021-10-28 23:55:06,310 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 5 letters. Loop has 2 letters. [2021-10-28 23:55:06,310 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:55:06,311 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 7 letters. Loop has 2 letters. [2021-10-28 23:55:06,311 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:55:06,311 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 5 letters. Loop has 4 letters. [2021-10-28 23:55:06,311 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:55:06,311 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 26 transitions. [2021-10-28 23:55:06,313 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-28 23:55:06,314 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 15 states and 19 transitions. [2021-10-28 23:55:06,314 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2021-10-28 23:55:06,314 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2021-10-28 23:55:06,314 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 19 transitions. [2021-10-28 23:55:06,314 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:55:06,315 INFO L681 BuchiCegarLoop]: Abstraction has 15 states and 19 transitions. [2021-10-28 23:55:06,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 19 transitions. [2021-10-28 23:55:06,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 14. [2021-10-28 23:55:06,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:55:06,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 18 transitions. [2021-10-28 23:55:06,317 INFO L704 BuchiCegarLoop]: Abstraction has 14 states and 18 transitions. [2021-10-28 23:55:06,317 INFO L587 BuchiCegarLoop]: Abstraction has 14 states and 18 transitions. [2021-10-28 23:55:06,317 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-28 23:55:06,318 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 18 transitions. [2021-10-28 23:55:06,318 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-28 23:55:06,319 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:55:06,319 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:55:06,319 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:55:06,319 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 23:55:06,320 INFO L791 eck$LassoCheckResult]: Stem: 203#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 204#L-1 havoc main_#res;havoc main_#t~nondet7, main_#t~malloc8.base, main_#t~malloc8.offset, main_#t~ret9, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet7;havoc main_#t~nondet7; 205#L561 assume !(main_~array_size~0 < 1); 206#L561-2 call main_#t~malloc8.base, main_#t~malloc8.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc8.base, main_#t~malloc8.offset;test_fun_#in~a.base, test_fun_#in~a.offset, test_fun_#in~N := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc test_fun_#res;havoc test_fun_#t~mem4, test_fun_#t~post5, test_fun_#t~post6, test_fun_#t~mem3, test_fun_#t~post2, test_fun_~a.base, test_fun_~a.offset, test_fun_~N, test_fun_~i~0, test_fun_~res~0;test_fun_~a.base, test_fun_~a.offset := test_fun_#in~a.base, test_fun_#in~a.offset;test_fun_~N := test_fun_#in~N;havoc test_fun_~i~0;test_fun_~res~0 := 0;test_fun_~i~0 := 0; 209#L551-3 assume !!(test_fun_~i~0 < test_fun_~N); 210#L552-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 212#L552-1 assume !(test_fun_#t~mem3 > 0);havoc test_fun_#t~mem3; 207#L551-2 test_fun_#t~post2 := test_fun_~i~0;test_fun_~i~0 := 1 + test_fun_#t~post2;havoc test_fun_#t~post2; 208#L551-3 assume !!(test_fun_~i~0 < test_fun_~N); 199#L552-3 [2021-10-28 23:55:06,322 INFO L793 eck$LassoCheckResult]: Loop: 199#L552-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 200#L552-1 assume !!(test_fun_#t~mem3 > 0);havoc test_fun_#t~mem3;call test_fun_#t~mem4 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);test_fun_#t~post5 := test_fun_#t~mem4;call write~int(test_fun_#t~post5 - 1, test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);havoc test_fun_#t~mem4;havoc test_fun_#t~post5;test_fun_#t~post6 := test_fun_~res~0;test_fun_~res~0 := 1 + test_fun_#t~post6;havoc test_fun_#t~post6; 199#L552-3 [2021-10-28 23:55:06,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:55:06,323 INFO L85 PathProgramCache]: Analyzing trace with hash 1185740961, now seen corresponding path program 2 times [2021-10-28 23:55:06,324 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:55:06,325 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298728821] [2021-10-28 23:55:06,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:55:06,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:55:06,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:55:06,339 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:55:06,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:55:06,356 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:55:06,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:55:06,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1670, now seen corresponding path program 2 times [2021-10-28 23:55:06,357 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:55:06,358 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501738165] [2021-10-28 23:55:06,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:55:06,358 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:55:06,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:55:06,364 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:55:06,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:55:06,371 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:55:06,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:55:06,372 INFO L85 PathProgramCache]: Analyzing trace with hash 1330730790, now seen corresponding path program 1 times [2021-10-28 23:55:06,372 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:55:06,372 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716495785] [2021-10-28 23:55:06,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:55:06,373 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:55:06,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:55:06,392 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:55:06,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:55:06,424 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:55:06,736 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:55:06,736 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:55:06,736 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:55:06,737 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:55:06,737 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:55:06,737 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:06,737 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:55:06,737 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:55:06,737 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-1.i_Iteration4_Lasso [2021-10-28 23:55:06,737 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:55:06,737 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:55:06,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:06,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:06,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:06,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:06,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:06,755 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:06,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:06,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:06,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:06,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:06,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:06,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:06,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:06,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:06,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:06,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:55:07,134 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:55:07,135 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:55:07,135 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:07,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:07,140 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:07,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 23:55:07,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:07,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:07,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:55:07,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:07,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:07,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:07,156 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:55:07,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:55:07,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:55:07,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:07,201 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:07,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:07,202 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:07,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 23:55:07,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:07,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:07,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:07,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:07,212 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:07,214 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:55:07,215 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:55:07,240 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:55:07,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:07,263 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:07,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:07,264 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:07,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:07,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 23:55:07,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:07,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:07,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:07,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:07,290 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:55:07,291 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:55:07,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:55:07,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:07,342 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:07,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:07,344 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:07,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:07,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:07,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:07,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:07,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:07,363 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:55:07,363 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:55:07,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 23:55:07,384 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:55:07,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:07,420 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:07,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:07,424 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:07,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:07,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:07,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:55:07,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:07,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:07,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:07,443 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:55:07,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:55:07,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 23:55:07,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:55:07,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:07,497 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:07,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:07,500 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:07,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:07,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 23:55:07,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:07,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:55:07,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:07,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:07,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:07,517 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:55:07,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:55:07,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:55:07,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:07,562 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:07,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:07,563 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:07,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 23:55:07,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:07,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:07,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:07,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:07,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:07,574 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:55:07,574 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:55:07,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:55:07,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:07,618 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:07,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:07,618 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:07,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 23:55:07,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:07,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:07,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:07,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:07,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:07,630 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:55:07,630 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:55:07,660 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:55:07,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:07,683 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:07,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:07,684 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:07,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 23:55:07,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:07,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:07,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:55:07,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:07,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:07,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:07,693 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:55:07,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:55:07,694 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:55:07,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:07,717 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:07,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:07,718 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:07,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 23:55:07,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:07,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:07,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:55:07,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:07,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:07,726 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:07,727 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:55:07,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:55:07,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:55:07,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:07,747 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:07,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:07,748 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:07,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 23:55:07,750 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:07,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:07,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:55:07,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:07,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:07,758 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:07,758 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:55:07,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:55:07,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:55:07,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:07,786 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:07,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:07,787 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:07,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 23:55:07,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:07,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:07,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:55:07,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:07,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:07,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:07,799 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:55:07,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:55:07,800 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:55:07,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:07,823 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:07,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:07,823 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:07,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 23:55:07,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:07,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:07,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:55:07,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:07,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:07,835 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:07,836 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:55:07,836 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:55:07,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:55:07,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:07,890 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:07,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:07,891 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:07,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:07,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-28 23:55:07,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:07,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:55:07,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:07,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:07,920 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:07,920 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:55:07,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:55:07,924 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:55:07,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:07,943 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:07,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:07,944 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:07,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-28 23:55:07,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:07,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:07,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:07,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:07,956 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:07,957 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:55:07,957 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:55:08,000 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:55:08,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:08,025 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:08,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:08,026 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:08,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-28 23:55:08,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:08,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:08,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:08,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:08,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:08,044 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:55:08,044 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:55:08,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:55:08,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:08,070 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:08,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:08,071 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:08,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-28 23:55:08,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:08,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:08,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:08,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:08,080 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:08,082 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:55:08,082 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:55:08,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:55:08,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:08,104 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:08,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:08,105 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:08,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-28 23:55:08,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:08,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:08,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:08,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:08,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:08,117 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:55:08,117 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:55:08,144 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:55:08,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-10-28 23:55:08,165 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:08,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:08,166 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:08,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-28 23:55:08,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:08,186 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:08,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:08,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:08,186 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:08,193 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:55:08,193 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:55:08,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:55:08,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:08,247 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:08,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:08,248 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:08,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-28 23:55:08,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:55:08,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:55:08,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:55:08,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:55:08,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:55:08,257 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:55:08,259 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:55:08,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:55:08,261 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:55:08,265 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 23:55:08,266 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-10-28 23:55:08,266 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:55:08,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:55:08,267 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:55:08,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-28 23:55:08,268 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:55:08,269 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 23:55:08,269 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:55:08,269 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ (* ULTIMATE.start_test_fun_~i~0 4) ULTIMATE.start_test_fun_~a.offset))_3) = 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ (* ULTIMATE.start_test_fun_~i~0 4) ULTIMATE.start_test_fun_~a.offset))_3 Supporting invariants [] [2021-10-28 23:55:08,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:08,300 INFO L297 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2021-10-28 23:55:08,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:55:08,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:55:08,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:55:08,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:55:08,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:55:08,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 23:55:08,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:55:08,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:55:08,428 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 [2021-10-28 23:55:08,429 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 18 transitions. cyclomatic complexity: 7 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:55:08,452 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 18 transitions. cyclomatic complexity: 7. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 18 states and 22 transitions. Complement of second has 7 states. [2021-10-28 23:55:08,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-28 23:55:08,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:55:08,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 9 transitions. [2021-10-28 23:55:08,453 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 9 letters. Loop has 2 letters. [2021-10-28 23:55:08,453 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:55:08,453 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 23:55:08,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:55:08,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:55:08,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:55:08,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:55:08,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:55:08,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 23:55:08,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:55:08,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:55:08,520 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-28 23:55:08,521 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 18 transitions. cyclomatic complexity: 7 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:55:08,537 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 18 transitions. cyclomatic complexity: 7. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 18 states and 22 transitions. Complement of second has 7 states. [2021-10-28 23:55:08,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-28 23:55:08,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:55:08,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 9 transitions. [2021-10-28 23:55:08,538 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 9 letters. Loop has 2 letters. [2021-10-28 23:55:08,538 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:55:08,538 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 23:55:08,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:55:08,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:55:08,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:55:08,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:55:08,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:55:08,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 23:55:08,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:55:08,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:55:08,606 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-28 23:55:08,606 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 18 transitions. cyclomatic complexity: 7 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:55:08,636 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 18 transitions. cyclomatic complexity: 7. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 20 states and 26 transitions. Complement of second has 6 states. [2021-10-28 23:55:08,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-28 23:55:08,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:55:08,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 14 transitions. [2021-10-28 23:55:08,637 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 9 letters. Loop has 2 letters. [2021-10-28 23:55:08,637 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:55:08,638 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 11 letters. Loop has 2 letters. [2021-10-28 23:55:08,638 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:55:08,638 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 9 letters. Loop has 4 letters. [2021-10-28 23:55:08,638 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:55:08,638 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 26 transitions. [2021-10-28 23:55:08,640 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:55:08,640 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 0 states and 0 transitions. [2021-10-28 23:55:08,641 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 23:55:08,641 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 23:55:08,641 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 23:55:08,641 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:55:08,641 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:55:08,641 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:55:08,641 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:55:08,641 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-10-28 23:55:08,641 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:55:08,641 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:55:08,641 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 23:55:08,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 11:55:08 BoogieIcfgContainer [2021-10-28 23:55:08,647 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 23:55:08,648 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:55:08,648 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:55:08,648 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:55:08,648 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:55:03" (3/4) ... [2021-10-28 23:55:08,651 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 23:55:08,651 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:55:08,653 INFO L168 Benchmark]: Toolchain (without parser) took 6498.25 ms. Allocated memory was 151.0 MB in the beginning and 182.5 MB in the end (delta: 31.5 MB). Free memory was 116.0 MB in the beginning and 115.0 MB in the end (delta: 991.1 kB). Peak memory consumption was 31.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:55:08,653 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 96.5 MB. Free memory is still 50.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:55:08,653 INFO L168 Benchmark]: CACSL2BoogieTranslator took 472.93 ms. Allocated memory is still 151.0 MB. Free memory was 115.7 MB in the beginning and 118.9 MB in the end (delta: -3.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:55:08,654 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.42 ms. Allocated memory is still 151.0 MB. Free memory was 118.9 MB in the beginning and 117.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:55:08,655 INFO L168 Benchmark]: Boogie Preprocessor took 23.38 ms. Allocated memory is still 151.0 MB. Free memory was 117.1 MB in the beginning and 116.0 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:55:08,655 INFO L168 Benchmark]: RCFGBuilder took 380.32 ms. Allocated memory is still 151.0 MB. Free memory was 116.0 MB in the beginning and 106.2 MB in the end (delta: 9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:55:08,656 INFO L168 Benchmark]: BuchiAutomizer took 5550.20 ms. Allocated memory was 151.0 MB in the beginning and 182.5 MB in the end (delta: 31.5 MB). Free memory was 106.2 MB in the beginning and 116.1 MB in the end (delta: -9.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:55:08,656 INFO L168 Benchmark]: Witness Printer took 3.60 ms. Allocated memory is still 182.5 MB. Free memory was 116.1 MB in the beginning and 115.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:55:08,659 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 96.5 MB. Free memory is still 50.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 472.93 ms. Allocated memory is still 151.0 MB. Free memory was 115.7 MB in the beginning and 118.9 MB in the end (delta: -3.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 59.42 ms. Allocated memory is still 151.0 MB. Free memory was 118.9 MB in the beginning and 117.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 23.38 ms. Allocated memory is still 151.0 MB. Free memory was 117.1 MB in the beginning and 116.0 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 380.32 ms. Allocated memory is still 151.0 MB. Free memory was 116.0 MB in the beginning and 106.2 MB in the end (delta: 9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 5550.20 ms. Allocated memory was 151.0 MB in the beginning and 182.5 MB in the end (delta: 31.5 MB). Free memory was 106.2 MB in the beginning and 116.1 MB in the end (delta: -9.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 16.1 GB. * Witness Printer took 3.60 ms. Allocated memory is still 182.5 MB. Free memory was 116.1 MB in the beginning and 115.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (1 trivial, 2 deterministic, 1 nondeterministic). One deterministic module has affine ranking function N + -1 * i and consists of 3 locations. One deterministic module has affine ranking function unknown-#memory_int-unknown[a][i * 4 + a] and consists of 4 locations. One nondeterministic module has affine ranking function unknown-#memory_int-unknown[a][i * 4 + a] and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 2 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.5s and 5 iterations. TraceHistogramMax:2. Analysis of lassos took 4.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 14 states and ocurred in iteration 3. Nontrivial modules had stage [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 49 SDtfs, 33 SDslu, 1 SDs, 0 SdLazy, 43 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital135 mio100 ax113 hnf99 lsp80 ukn79 mio100 lsp57 div100 bol100 ite100 ukn100 eq180 hnf89 smp100 dnf100 smp100 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 214ms VariablesStem: 10 VariablesLoop: 6 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! [2021-10-28 23:55:08,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-28 23:55:08,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdfe9d4-ce0b-4f60-9df7-942fd6307779/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...