./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-15/array06_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-15/array06_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc --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 0813819187e9a2abc800e062dc2a3ce48468372a35f94a85a0472def328bf451 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:49:11,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:49:11,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:49:11,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:49:11,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:49:11,839 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:49:11,840 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:49:11,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:49:11,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:49:11,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:49:11,846 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:49:11,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:49:11,848 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:49:11,849 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:49:11,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:49:11,851 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:49:11,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:49:11,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:49:11,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:49:11,857 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:49:11,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:49:11,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:49:11,861 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:49:11,862 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:49:11,865 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:49:11,866 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:49:11,866 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:49:11,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:49:11,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:49:11,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:49:11,870 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:49:11,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:49:11,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:49:11,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:49:11,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:49:11,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:49:11,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:49:11,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:49:11,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:49:11,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:49:11,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:49:11,878 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-02 20:49:11,900 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:49:11,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:49:11,901 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:49:11,901 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:49:11,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:49:11,903 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:49:11,903 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:49:11,903 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-02 20:49:11,904 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-02 20:49:11,904 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-02 20:49:11,904 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-02 20:49:11,904 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-02 20:49:11,904 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-02 20:49:11,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:49:11,905 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:49:11,905 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:49:11,905 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:49:11,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-02 20:49:11,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-02 20:49:11,906 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-02 20:49:11,906 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:49:11,906 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-02 20:49:11,907 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:49:11,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-02 20:49:11,907 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:49:11,907 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:49:11,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:49:11,908 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:49:11,909 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-02 20:49:11,909 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_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0813819187e9a2abc800e062dc2a3ce48468372a35f94a85a0472def328bf451 [2022-11-02 20:49:12,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:49:12,176 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:49:12,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:49:12,181 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:49:12,182 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:49:12,183 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/termination-15/array06_alloca.i [2022-11-02 20:49:12,282 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/data/5f2f9526a/e7b4fe03db9d466cba6a695eec2b8e74/FLAG8c41f786b [2022-11-02 20:49:12,775 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:49:12,775 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/sv-benchmarks/c/termination-15/array06_alloca.i [2022-11-02 20:49:12,786 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/data/5f2f9526a/e7b4fe03db9d466cba6a695eec2b8e74/FLAG8c41f786b [2022-11-02 20:49:13,114 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/data/5f2f9526a/e7b4fe03db9d466cba6a695eec2b8e74 [2022-11-02 20:49:13,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:49:13,118 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:49:13,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:49:13,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:49:13,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:49:13,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:49:13" (1/1) ... [2022-11-02 20:49:13,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46e6c0c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:13, skipping insertion in model container [2022-11-02 20:49:13,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:49:13" (1/1) ... [2022-11-02 20:49:13,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:49:13,170 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:49:13,548 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:49:13,558 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:49:13,612 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:49:13,657 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:49:13,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:13 WrapperNode [2022-11-02 20:49:13,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:49:13,659 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:49:13,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:49:13,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:49:13,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:13" (1/1) ... [2022-11-02 20:49:13,692 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:13" (1/1) ... [2022-11-02 20:49:13,719 INFO L138 Inliner]: procedures = 151, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 45 [2022-11-02 20:49:13,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:49:13,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:49:13,721 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:49:13,721 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:49:13,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:13" (1/1) ... [2022-11-02 20:49:13,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:13" (1/1) ... [2022-11-02 20:49:13,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:13" (1/1) ... [2022-11-02 20:49:13,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:13" (1/1) ... [2022-11-02 20:49:13,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:13" (1/1) ... [2022-11-02 20:49:13,760 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:13" (1/1) ... [2022-11-02 20:49:13,761 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:13" (1/1) ... [2022-11-02 20:49:13,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:13" (1/1) ... [2022-11-02 20:49:13,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:49:13,776 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:49:13,776 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:49:13,776 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:49:13,778 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:13" (1/1) ... [2022-11-02 20:49:13,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:13,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:13,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:13,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-02 20:49:13,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:49:13,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:49:13,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:49:13,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:49:13,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:49:13,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:49:13,990 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:49:13,993 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:49:14,219 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:49:14,226 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:49:14,238 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-02 20:49:14,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:49:14 BoogieIcfgContainer [2022-11-02 20:49:14,241 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:49:14,241 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-02 20:49:14,242 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-02 20:49:14,247 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-02 20:49:14,248 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:49:14,248 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 08:49:13" (1/3) ... [2022-11-02 20:49:14,249 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@680bb300 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:49:14, skipping insertion in model container [2022-11-02 20:49:14,249 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:49:14,250 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:49:13" (2/3) ... [2022-11-02 20:49:14,250 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@680bb300 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:49:14, skipping insertion in model container [2022-11-02 20:49:14,250 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:49:14,251 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:49:14" (3/3) ... [2022-11-02 20:49:14,252 INFO L332 chiAutomizerObserver]: Analyzing ICFG array06_alloca.i [2022-11-02 20:49:14,311 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-02 20:49:14,311 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-02 20:49:14,311 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-02 20:49:14,311 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-02 20:49:14,312 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-02 20:49:14,312 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-02 20:49:14,312 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-02 20:49:14,312 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-02 20:49:14,317 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 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) [2022-11-02 20:49:14,336 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 3 [2022-11-02 20:49:14,336 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:49:14,336 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:49:14,342 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-02 20:49:14,343 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-02 20:49:14,343 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-02 20:49:14,343 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 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) [2022-11-02 20:49:14,345 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 3 [2022-11-02 20:49:14,345 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:49:14,345 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:49:14,346 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-02 20:49:14,346 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-02 20:49:14,355 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet205#1, main_#t~malloc206#1.base, main_#t~malloc206#1.offset, main_#t~nondet208#1, main_#t~post207#1, main_#t~mem209#1, main_#t~post210#1, main_~i~0#1, main_~j~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;main_~length~0#1 := main_#t~nondet205#1;havoc main_#t~nondet205#1; 11#L367true assume !(main_~length~0#1 < 1); 8#L367-2true call main_#t~malloc206#1.base, main_#t~malloc206#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc206#1.base, main_#t~malloc206#1.offset; 5#L369true assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 6#L370-3true [2022-11-02 20:49:14,355 INFO L750 eck$LassoCheckResult]: Loop: 6#L370-3true assume !!(main_~i~0#1 < main_~length~0#1);call write~int(main_#t~nondet208#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet208#1; 12#L370-2true main_#t~post207#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post207#1;havoc main_#t~post207#1; 6#L370-3true [2022-11-02 20:49:14,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:49:14,362 INFO L85 PathProgramCache]: Analyzing trace with hash 28695753, now seen corresponding path program 1 times [2022-11-02 20:49:14,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:49:14,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617237646] [2022-11-02 20:49:14,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:49:14,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:49:14,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:14,542 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:49:14,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:14,593 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:49:14,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:49:14,603 INFO L85 PathProgramCache]: Analyzing trace with hash 1667, now seen corresponding path program 1 times [2022-11-02 20:49:14,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:49:14,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125488067] [2022-11-02 20:49:14,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:49:14,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:49:14,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:14,638 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:49:14,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:14,651 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:49:14,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:49:14,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1806815563, now seen corresponding path program 1 times [2022-11-02 20:49:14,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:49:14,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924533478] [2022-11-02 20:49:14,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:49:14,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:49:14,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:14,690 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:49:14,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:14,726 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:49:15,144 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:49:15,144 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:49:15,145 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:49:15,145 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:49:15,145 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:49:15,145 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:15,145 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:49:15,146 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:49:15,146 INFO L133 ssoRankerPreferences]: Filename of dumped script: array06_alloca.i_Iteration1_Lasso [2022-11-02 20:49:15,146 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:49:15,147 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:49:15,171 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:15,184 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:15,197 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:15,409 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:15,412 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:15,415 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:15,419 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:15,423 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:15,426 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:15,755 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:49:15,760 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:49:15,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:15,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:15,764 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:15,773 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 [2022-11-02 20:49:15,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:15,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:15,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:15,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:15,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:15,791 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:49:15,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:15,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-02 20:49:15,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:15,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-11-02 20:49:15,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:15,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:15,850 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:15,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-02 20:49:15,852 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 [2022-11-02 20:49:15,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:15,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:15,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:15,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:15,869 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:15,870 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:15,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:15,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:15,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:15,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:15,927 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:15,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-02 20:49:15,930 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 [2022-11-02 20:49:15,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:15,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:15,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:15,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:15,962 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:15,962 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:15,981 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:49:16,025 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2022-11-02 20:49:16,025 INFO L444 ModelExtractionUtils]: 2 out of 22 variables were initially zero. Simplification set additionally 16 variables to zero. [2022-11-02 20:49:16,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:16,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:16,030 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:16,054 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:49:16,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-02 20:49:16,111 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-02 20:49:16,111 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:49:16,112 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~arr~0#1.offset, v_rep(select #length ULTIMATE.start_main_~arr~0#1.base)_1) = -4*ULTIMATE.start_main_~i~0#1 - 1*ULTIMATE.start_main_~arr~0#1.offset + 2*v_rep(select #length ULTIMATE.start_main_~arr~0#1.base)_1 Supporting invariants [] [2022-11-02 20:49:16,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-11-02 20:49:16,160 INFO L156 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2022-11-02 20:49:16,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:49:16,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:16,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:49:16,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:49:16,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:16,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-02 20:49:16,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:49:16,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:49:16,312 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-02 20:49:16,314 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 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) 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) [2022-11-02 20:49:16,378 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 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). 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 30 states and 40 transitions. Complement of second has 7 states. [2022-11-02 20:49:16,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-02 20:49:16,394 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) [2022-11-02 20:49:16,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 27 transitions. [2022-11-02 20:49:16,396 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 27 transitions. Stem has 5 letters. Loop has 2 letters. [2022-11-02 20:49:16,398 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:49:16,398 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 27 transitions. Stem has 7 letters. Loop has 2 letters. [2022-11-02 20:49:16,398 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:49:16,398 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 27 transitions. Stem has 5 letters. Loop has 4 letters. [2022-11-02 20:49:16,399 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:49:16,400 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 40 transitions. [2022-11-02 20:49:16,407 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-11-02 20:49:16,411 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 10 states and 13 transitions. [2022-11-02 20:49:16,412 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2022-11-02 20:49:16,412 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2022-11-02 20:49:16,413 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 13 transitions. [2022-11-02 20:49:16,413 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:49:16,413 INFO L218 hiAutomatonCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-11-02 20:49:16,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 13 transitions. [2022-11-02 20:49:16,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2022-11-02 20:49:16,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 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) [2022-11-02 20:49:16,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2022-11-02 20:49:16,435 INFO L240 hiAutomatonCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-11-02 20:49:16,435 INFO L428 stractBuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-11-02 20:49:16,435 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-02 20:49:16,436 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2022-11-02 20:49:16,436 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-11-02 20:49:16,436 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:49:16,436 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:49:16,437 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:49:16,437 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-11-02 20:49:16,437 INFO L748 eck$LassoCheckResult]: Stem: 105#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 106#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet205#1, main_#t~malloc206#1.base, main_#t~malloc206#1.offset, main_#t~nondet208#1, main_#t~post207#1, main_#t~mem209#1, main_#t~post210#1, main_~i~0#1, main_~j~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;main_~length~0#1 := main_#t~nondet205#1;havoc main_#t~nondet205#1; 109#L367 assume !(main_~length~0#1 < 1); 103#L367-2 call main_#t~malloc206#1.base, main_#t~malloc206#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc206#1.base, main_#t~malloc206#1.offset; 104#L369 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 107#L370-3 assume !(main_~i~0#1 < main_~length~0#1); 108#L370-4 main_~j~0#1 := 0; 102#L374-2 [2022-11-02 20:49:16,437 INFO L750 eck$LassoCheckResult]: Loop: 102#L374-2 assume !!(0 <= main_~j~0#1 && main_~j~0#1 < main_~length~0#1);call main_#t~mem209#1 := read~int(main_~arr~0#1.base, main_~arr~0#1.offset, 4);main_#t~post210#1 := main_#t~mem209#1;call write~int(1 + main_#t~post210#1, main_~arr~0#1.base, main_~arr~0#1.offset, 4);main_~j~0#1 := main_~j~0#1 + main_#t~post210#1;havoc main_#t~mem209#1;havoc main_#t~post210#1; 102#L374-2 [2022-11-02 20:49:16,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:49:16,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1806815505, now seen corresponding path program 1 times [2022-11-02 20:49:16,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:49:16,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620848994] [2022-11-02 20:49:16,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:49:16,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:49:16,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:16,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:49:16,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:49:16,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620848994] [2022-11-02 20:49:16,519 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620848994] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:49:16,520 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:49:16,520 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:49:16,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028139219] [2022-11-02 20:49:16,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:49:16,523 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:49:16,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:49:16,524 INFO L85 PathProgramCache]: Analyzing trace with hash 68, now seen corresponding path program 1 times [2022-11-02 20:49:16,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:49:16,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213586341] [2022-11-02 20:49:16,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:49:16,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:49:16,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:16,531 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:49:16,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:16,538 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:49:16,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:49:16,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:49:16,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:49:16,604 INFO L87 Difference]: Start difference. First operand 10 states and 13 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 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) [2022-11-02 20:49:16,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:49:16,666 INFO L93 Difference]: Finished difference Result 11 states and 13 transitions. [2022-11-02 20:49:16,666 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11 states and 13 transitions. [2022-11-02 20:49:16,668 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-11-02 20:49:16,668 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11 states to 11 states and 13 transitions. [2022-11-02 20:49:16,668 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2022-11-02 20:49:16,669 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2022-11-02 20:49:16,669 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 13 transitions. [2022-11-02 20:49:16,669 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:49:16,669 INFO L218 hiAutomatonCegarLoop]: Abstraction has 11 states and 13 transitions. [2022-11-02 20:49:16,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 13 transitions. [2022-11-02 20:49:16,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 10. [2022-11-02 20:49:16,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.2) internal successors, (12), 9 states have internal predecessors, (12), 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) [2022-11-02 20:49:16,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 12 transitions. [2022-11-02 20:49:16,672 INFO L240 hiAutomatonCegarLoop]: Abstraction has 10 states and 12 transitions. [2022-11-02 20:49:16,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:49:16,674 INFO L428 stractBuchiCegarLoop]: Abstraction has 10 states and 12 transitions. [2022-11-02 20:49:16,675 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-02 20:49:16,675 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 12 transitions. [2022-11-02 20:49:16,678 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-11-02 20:49:16,678 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:49:16,678 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:49:16,679 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:49:16,679 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-11-02 20:49:16,679 INFO L748 eck$LassoCheckResult]: Stem: 131#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 132#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet205#1, main_#t~malloc206#1.base, main_#t~malloc206#1.offset, main_#t~nondet208#1, main_#t~post207#1, main_#t~mem209#1, main_#t~post210#1, main_~i~0#1, main_~j~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;main_~length~0#1 := main_#t~nondet205#1;havoc main_#t~nondet205#1; 137#L367 assume !(main_~length~0#1 < 1); 133#L367-2 call main_#t~malloc206#1.base, main_#t~malloc206#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc206#1.base, main_#t~malloc206#1.offset; 134#L369 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 135#L370-3 assume !!(main_~i~0#1 < main_~length~0#1);call write~int(main_#t~nondet208#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet208#1; 138#L370-2 main_#t~post207#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post207#1;havoc main_#t~post207#1; 139#L370-3 assume !(main_~i~0#1 < main_~length~0#1); 136#L370-4 main_~j~0#1 := 0; 130#L374-2 [2022-11-02 20:49:16,680 INFO L750 eck$LassoCheckResult]: Loop: 130#L374-2 assume !!(0 <= main_~j~0#1 && main_~j~0#1 < main_~length~0#1);call main_#t~mem209#1 := read~int(main_~arr~0#1.base, main_~arr~0#1.offset, 4);main_#t~post210#1 := main_#t~mem209#1;call write~int(1 + main_#t~post210#1, main_~arr~0#1.base, main_~arr~0#1.offset, 4);main_~j~0#1 := main_~j~0#1 + main_#t~post210#1;havoc main_#t~mem209#1;havoc main_#t~post210#1; 130#L374-2 [2022-11-02 20:49:16,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:49:16,684 INFO L85 PathProgramCache]: Analyzing trace with hash 1182969107, now seen corresponding path program 1 times [2022-11-02 20:49:16,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:49:16,685 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729170014] [2022-11-02 20:49:16,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:49:16,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:49:16,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:16,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:16,738 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:49:16,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:16,758 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:49:16,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:49:16,761 INFO L85 PathProgramCache]: Analyzing trace with hash 68, now seen corresponding path program 2 times [2022-11-02 20:49:16,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:49:16,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724957533] [2022-11-02 20:49:16,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:49:16,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:49:16,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:16,772 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:49:16,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:16,784 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:49:16,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:49:16,786 INFO L85 PathProgramCache]: Analyzing trace with hash -1982663310, now seen corresponding path program 1 times [2022-11-02 20:49:16,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:49:16,787 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460842521] [2022-11-02 20:49:16,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:49:16,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:49:16,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:16,825 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:49:16,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:16,849 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:49:17,143 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:49:17,143 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:49:17,143 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:49:17,143 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:49:17,144 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:49:17,144 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:17,144 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:49:17,144 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:49:17,144 INFO L133 ssoRankerPreferences]: Filename of dumped script: array06_alloca.i_Iteration3_Lasso [2022-11-02 20:49:17,144 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:49:17,144 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:49:17,147 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:17,150 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:17,155 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:17,158 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:17,162 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:17,390 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:17,394 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:17,397 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:17,400 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:17,759 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:49:17,759 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:49:17,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:17,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:17,767 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:17,775 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 [2022-11-02 20:49:17,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:17,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:17,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:17,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:17,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:17,789 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:49:17,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:17,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-02 20:49:17,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:17,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:17,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:17,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:17,836 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:17,844 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 [2022-11-02 20:49:17,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:17,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:17,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:17,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:17,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:17,858 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:49:17,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:17,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-02 20:49:17,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:17,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:17,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:17,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:17,912 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:17,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-02 20:49:17,919 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 [2022-11-02 20:49:17,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:17,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:17,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:17,933 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:17,935 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:17,935 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:17,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:17,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:17,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:17,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:17,987 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:17,996 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 [2022-11-02 20:49:18,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:18,010 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:18,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-02 20:49:18,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:18,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:18,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:18,011 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:49:18,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:18,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:18,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:18,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:18,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:18,062 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:18,070 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 [2022-11-02 20:49:18,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-02 20:49:18,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:18,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:18,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:18,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:18,095 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:18,095 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:18,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:18,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-11-02 20:49:18,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:18,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:18,147 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:18,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-02 20:49:18,155 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 [2022-11-02 20:49:18,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:18,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:18,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:18,169 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:18,177 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:18,177 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:18,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:18,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:18,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:18,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:18,232 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:18,240 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 [2022-11-02 20:49:18,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-02 20:49:18,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:18,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:18,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:18,253 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:18,256 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:18,256 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:18,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:18,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:18,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:18,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:18,314 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:18,317 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 [2022-11-02 20:49:18,330 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:18,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:18,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:18,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:18,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-02 20:49:18,344 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:18,344 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:18,367 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:18,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:18,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:18,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:18,406 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:18,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-02 20:49:18,412 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 [2022-11-02 20:49:18,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:18,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:18,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:18,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:18,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:18,425 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:49:18,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:18,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:18,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:18,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:18,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:18,476 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:18,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-02 20:49:18,483 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 [2022-11-02 20:49:18,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:18,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:18,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:18,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:18,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:18,496 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:49:18,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:18,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:18,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:18,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:18,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:18,552 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:18,560 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 [2022-11-02 20:49:18,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:18,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:18,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:18,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:18,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:18,573 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:49:18,573 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:18,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-02 20:49:18,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:18,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:18,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:18,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:18,630 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:18,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-02 20:49:18,639 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 [2022-11-02 20:49:18,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:18,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:18,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:18,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:18,651 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:18,651 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:18,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:18,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:18,707 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-02 20:49:18,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:18,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:18,708 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:18,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-02 20:49:18,712 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 [2022-11-02 20:49:18,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:18,725 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:18,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:18,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:18,725 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:18,726 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:49:18,726 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:18,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:18,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-11-02 20:49:18,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:18,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:18,772 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:18,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-02 20:49:18,774 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 [2022-11-02 20:49:18,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:18,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:18,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:18,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:18,787 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:18,788 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:49:18,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:18,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:18,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:18,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:18,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:18,843 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:18,855 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 [2022-11-02 20:49:18,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-02 20:49:18,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:18,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:18,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:18,868 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:18,871 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-02 20:49:18,872 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-02 20:49:18,883 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:18,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:18,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:18,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:18,924 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:18,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-02 20:49:18,935 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 [2022-11-02 20:49:18,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:18,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:18,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:18,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:18,951 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:18,952 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:49:18,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:18,972 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:19,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:19,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:19,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:19,008 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:19,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-02 20:49:19,011 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 [2022-11-02 20:49:19,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:19,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:19,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:19,024 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:19,029 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-02 20:49:19,029 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-02 20:49:19,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:19,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-11-02 20:49:19,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:19,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:19,085 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:19,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-02 20:49:19,087 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 [2022-11-02 20:49:19,099 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:19,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:19,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:19,099 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:19,106 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-02 20:49:19,106 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-02 20:49:19,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:19,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:19,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:19,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:19,186 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:19,191 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 [2022-11-02 20:49:19,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-02 20:49:19,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:19,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:19,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:19,205 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:19,208 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-02 20:49:19,208 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-02 20:49:19,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:19,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:19,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:19,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:19,274 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:19,280 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 [2022-11-02 20:49:19,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-02 20:49:19,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:19,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:19,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:19,295 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:19,312 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-02 20:49:19,312 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-02 20:49:19,346 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:49:19,427 INFO L443 ModelExtractionUtils]: Simplification made 21 calls to the SMT solver. [2022-11-02 20:49:19,427 INFO L444 ModelExtractionUtils]: 25 out of 51 variables were initially zero. Simplification set additionally 19 variables to zero. [2022-11-02 20:49:19,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:19,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:19,429 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:19,435 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:49:19,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-02 20:49:19,454 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 3. [2022-11-02 20:49:19,454 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:49:19,454 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-nested ranking function: f0 = -2*v_rep(select (select #memory_int ULTIMATE.start_main_~arr~0#1.base) ULTIMATE.start_main_~arr~0#1.offset)_1 + 1 f1 = -2*ULTIMATE.start_main_~j~0#1 + 1 Supporting invariants [1*ULTIMATE.start_main_~i~0#1 - 1*ULTIMATE.start_main_~length~0#1 >= 0] [2022-11-02 20:49:19,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-11-02 20:49:19,522 INFO L156 tatePredicateManager]: 3 out of 5 supporting invariants were superfluous and have been removed [2022-11-02 20:49:19,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:49:19,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:19,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-02 20:49:19,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:49:19,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-11-02 20:49:19,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:19,764 WARN L261 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:49:19,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:49:19,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:49:19,765 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 1 loop predicates [2022-11-02 20:49:19,765 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 12 transitions. cyclomatic complexity: 4 Second operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 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) [2022-11-02 20:49:19,942 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 12 transitions. cyclomatic complexity: 4. Second operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 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) Result 18 states and 21 transitions. Complement of second has 8 states. [2022-11-02 20:49:19,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 5 stem states 0 non-accepting loop states 2 accepting loop states [2022-11-02 20:49:19,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 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) [2022-11-02 20:49:19,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 17 transitions. [2022-11-02 20:49:19,943 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 17 transitions. Stem has 9 letters. Loop has 1 letters. [2022-11-02 20:49:19,944 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:49:19,944 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 17 transitions. Stem has 10 letters. Loop has 1 letters. [2022-11-02 20:49:19,944 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:49:19,944 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 17 transitions. Stem has 9 letters. Loop has 2 letters. [2022-11-02 20:49:19,944 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:49:19,944 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 21 transitions. [2022-11-02 20:49:19,946 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-11-02 20:49:19,946 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 15 states and 17 transitions. [2022-11-02 20:49:19,947 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-02 20:49:19,947 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-11-02 20:49:19,947 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 17 transitions. [2022-11-02 20:49:19,947 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:49:19,947 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 17 transitions. [2022-11-02 20:49:19,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 17 transitions. [2022-11-02 20:49:19,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 12. [2022-11-02 20:49:19,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 11 states have internal predecessors, (14), 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) [2022-11-02 20:49:19,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 14 transitions. [2022-11-02 20:49:19,949 INFO L240 hiAutomatonCegarLoop]: Abstraction has 12 states and 14 transitions. [2022-11-02 20:49:19,949 INFO L428 stractBuchiCegarLoop]: Abstraction has 12 states and 14 transitions. [2022-11-02 20:49:19,949 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-02 20:49:19,950 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 14 transitions. [2022-11-02 20:49:19,950 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-11-02 20:49:19,950 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:49:19,950 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:49:19,951 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:49:19,951 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-11-02 20:49:19,951 INFO L748 eck$LassoCheckResult]: Stem: 249#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 250#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet205#1, main_#t~malloc206#1.base, main_#t~malloc206#1.offset, main_#t~nondet208#1, main_#t~post207#1, main_#t~mem209#1, main_#t~post210#1, main_~i~0#1, main_~j~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;main_~length~0#1 := main_#t~nondet205#1;havoc main_#t~nondet205#1; 255#L367 assume !(main_~length~0#1 < 1); 251#L367-2 call main_#t~malloc206#1.base, main_#t~malloc206#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc206#1.base, main_#t~malloc206#1.offset; 252#L369 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 253#L370-3 assume !!(main_~i~0#1 < main_~length~0#1);call write~int(main_#t~nondet208#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet208#1; 256#L370-2 main_#t~post207#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post207#1;havoc main_#t~post207#1; 257#L370-3 assume !!(main_~i~0#1 < main_~length~0#1);call write~int(main_#t~nondet208#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet208#1; 258#L370-2 main_#t~post207#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post207#1;havoc main_#t~post207#1; 259#L370-3 assume !(main_~i~0#1 < main_~length~0#1); 254#L370-4 main_~j~0#1 := 0; 248#L374-2 [2022-11-02 20:49:19,951 INFO L750 eck$LassoCheckResult]: Loop: 248#L374-2 assume !!(0 <= main_~j~0#1 && main_~j~0#1 < main_~length~0#1);call main_#t~mem209#1 := read~int(main_~arr~0#1.base, main_~arr~0#1.offset, 4);main_#t~post210#1 := main_#t~mem209#1;call write~int(1 + main_#t~post210#1, main_~arr~0#1.base, main_~arr~0#1.offset, 4);main_~j~0#1 := main_~j~0#1 + main_#t~post210#1;havoc main_#t~mem209#1;havoc main_#t~post210#1; 248#L374-2 [2022-11-02 20:49:19,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:49:19,952 INFO L85 PathProgramCache]: Analyzing trace with hash -1332965227, now seen corresponding path program 2 times [2022-11-02 20:49:19,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:49:19,952 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393201223] [2022-11-02 20:49:19,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:49:19,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:49:19,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:19,966 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:49:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:19,979 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:49:19,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:49:19,980 INFO L85 PathProgramCache]: Analyzing trace with hash 68, now seen corresponding path program 3 times [2022-11-02 20:49:19,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:49:19,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007421383] [2022-11-02 20:49:19,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:49:19,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:49:19,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:19,986 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:49:19,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:19,990 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:49:19,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:49:19,991 INFO L85 PathProgramCache]: Analyzing trace with hash 1627750960, now seen corresponding path program 2 times [2022-11-02 20:49:19,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:49:19,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122431960] [2022-11-02 20:49:19,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:49:19,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:49:20,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:20,010 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:49:20,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:20,023 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:49:20,364 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:49:20,364 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:49:20,365 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:49:20,365 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:49:20,365 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:49:20,365 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:20,365 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:49:20,365 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:49:20,365 INFO L133 ssoRankerPreferences]: Filename of dumped script: array06_alloca.i_Iteration4_Lasso [2022-11-02 20:49:20,365 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:49:20,365 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:49:20,369 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:20,378 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:20,382 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:20,384 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:20,386 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:20,388 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:20,391 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:20,393 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:20,623 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:20,626 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:20,946 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:49:20,946 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:49:20,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:20,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:20,952 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:20,960 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 [2022-11-02 20:49:20,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:20,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:20,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:20,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:20,973 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:20,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-02 20:49:20,974 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:49:20,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:20,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:21,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:21,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:21,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:21,024 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:21,026 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 [2022-11-02 20:49:21,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:21,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:21,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:21,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:21,039 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:21,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-02 20:49:21,039 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:49:21,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:21,056 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:21,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:21,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:21,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:21,097 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:21,103 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 [2022-11-02 20:49:21,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:21,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:21,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:21,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:21,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:21,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-02 20:49:21,116 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:49:21,116 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:21,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:21,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:21,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:21,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:21,170 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:21,173 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 [2022-11-02 20:49:21,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:21,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:21,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:21,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:21,186 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:21,196 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:49:21,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:21,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-02 20:49:21,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:21,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-11-02 20:49:21,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:21,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:21,247 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:21,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-02 20:49:21,248 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 [2022-11-02 20:49:21,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:21,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:21,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:21,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:21,260 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:21,260 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:21,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:21,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-11-02 20:49:21,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:21,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:21,290 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:21,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-02 20:49:21,291 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 [2022-11-02 20:49:21,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:21,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:21,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:21,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:21,302 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:21,302 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:21,306 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:21,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-11-02 20:49:21,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:21,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:21,330 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:21,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-02 20:49:21,334 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 [2022-11-02 20:49:21,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:21,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:21,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:21,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:21,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:21,345 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:49:21,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:21,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:21,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:21,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:21,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:21,379 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:21,381 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 [2022-11-02 20:49:21,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-02 20:49:21,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:21,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:21,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:21,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:21,396 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:21,396 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:21,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:21,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:21,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:21,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:21,458 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:21,463 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 [2022-11-02 20:49:21,475 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:21,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:21,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:21,476 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:21,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-02 20:49:21,478 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:21,478 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:21,494 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:21,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:21,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:21,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:21,530 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:21,535 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 [2022-11-02 20:49:21,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-02 20:49:21,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:21,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:21,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:21,549 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:21,558 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:21,558 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:21,582 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:21,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:21,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:21,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:21,622 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:21,627 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 [2022-11-02 20:49:21,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-02 20:49:21,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:21,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:21,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:21,640 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:21,642 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:21,642 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:21,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:21,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:21,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:21,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:21,698 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:21,704 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 [2022-11-02 20:49:21,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:21,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:21,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:21,717 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:21,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-02 20:49:21,719 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:21,720 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:21,738 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:21,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:21,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:21,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:21,779 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:21,783 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 [2022-11-02 20:49:21,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-02 20:49:21,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:21,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:21,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:21,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:21,796 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:21,797 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:49:21,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:21,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:21,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:21,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:21,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:21,862 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:21,869 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 [2022-11-02 20:49:21,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:21,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:21,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:21,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:21,883 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:21,884 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:21,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-02 20:49:21,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:21,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:21,931 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-02 20:49:21,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:21,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:21,933 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:21,939 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 [2022-11-02 20:49:21,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:21,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:21,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:21,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:21,952 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:21,953 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:49:21,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:21,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-02 20:49:21,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:21,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:21,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:21,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:21,999 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:22,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-02 20:49:22,000 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 [2022-11-02 20:49:22,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:22,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:22,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:22,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:22,012 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:22,013 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:49:22,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:22,014 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:22,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:22,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:22,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:22,040 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:22,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-02 20:49:22,042 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 [2022-11-02 20:49:22,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:22,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:22,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:22,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:22,052 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:22,053 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:49:22,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:22,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:22,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-11-02 20:49:22,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:22,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:22,078 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:22,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-02 20:49:22,080 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 [2022-11-02 20:49:22,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:22,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:22,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:22,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:22,090 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:22,091 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:49:22,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:22,093 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:22,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-11-02 20:49:22,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:22,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:22,118 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:22,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-02 20:49:22,119 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 [2022-11-02 20:49:22,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:22,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:22,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:22,129 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:22,131 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-02 20:49:22,132 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-02 20:49:22,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:22,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-11-02 20:49:22,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:22,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:22,207 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:22,211 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 [2022-11-02 20:49:22,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-02 20:49:22,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:22,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:22,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:22,223 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:22,224 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-02 20:49:22,225 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-02 20:49:22,236 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:22,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:22,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:22,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:22,261 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:22,262 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 [2022-11-02 20:49:22,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-02 20:49:22,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:22,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:22,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:22,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:22,273 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:22,273 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:49:22,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:22,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:22,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-11-02 20:49:22,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:22,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:22,297 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:22,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-02 20:49:22,299 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 [2022-11-02 20:49:22,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:22,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:22,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:22,309 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:22,312 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-02 20:49:22,313 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-02 20:49:22,320 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:22,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-11-02 20:49:22,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:22,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:22,345 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:22,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-02 20:49:22,347 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 [2022-11-02 20:49:22,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:22,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:22,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:22,357 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:22,359 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-02 20:49:22,359 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-02 20:49:22,365 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:22,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-11-02 20:49:22,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:22,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:22,387 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:22,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-02 20:49:22,390 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 [2022-11-02 20:49:22,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:22,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:22,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:22,401 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:22,415 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-02 20:49:22,415 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-02 20:49:22,454 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:49:22,504 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2022-11-02 20:49:22,504 INFO L444 ModelExtractionUtils]: 9 out of 46 variables were initially zero. Simplification set additionally 32 variables to zero. [2022-11-02 20:49:22,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:22,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:22,507 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:22,515 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:49:22,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-02 20:49:22,528 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 3. [2022-11-02 20:49:22,529 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:49:22,529 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-nested ranking function: f0 = -4*v_rep(select (select #memory_int ULTIMATE.start_main_~arr~0#1.base) ULTIMATE.start_main_~arr~0#1.offset)_2 + 1*ULTIMATE.start_main_~i~0#1 f1 = -4*ULTIMATE.start_main_~j~0#1 + 4*ULTIMATE.start_main_~length~0#1 Supporting invariants [] [2022-11-02 20:49:22,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:22,579 INFO L156 tatePredicateManager]: 5 out of 6 supporting invariants were superfluous and have been removed [2022-11-02 20:49:22,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:49:22,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:22,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-02 20:49:22,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:49:22,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:22,741 WARN L261 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-02 20:49:22,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:49:22,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:49:22,743 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 1 loop predicates [2022-11-02 20:49:22,743 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12 states and 14 transitions. cyclomatic complexity: 4 Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 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) [2022-11-02 20:49:22,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:22,856 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12 states and 14 transitions. cyclomatic complexity: 4. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 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 23 transitions. Complement of second has 7 states. [2022-11-02 20:49:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 4 stem states 0 non-accepting loop states 2 accepting loop states [2022-11-02 20:49:22,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 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) [2022-11-02 20:49:22,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 19 transitions. [2022-11-02 20:49:22,858 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 19 transitions. Stem has 11 letters. Loop has 1 letters. [2022-11-02 20:49:22,858 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:49:22,858 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 19 transitions. Stem has 12 letters. Loop has 1 letters. [2022-11-02 20:49:22,859 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:49:22,859 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 19 transitions. Stem has 11 letters. Loop has 2 letters. [2022-11-02 20:49:22,859 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:49:22,859 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 23 transitions. [2022-11-02 20:49:22,860 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-11-02 20:49:22,860 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 17 states and 19 transitions. [2022-11-02 20:49:22,860 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-02 20:49:22,860 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-11-02 20:49:22,860 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 19 transitions. [2022-11-02 20:49:22,861 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:49:22,861 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 19 transitions. [2022-11-02 20:49:22,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 19 transitions. [2022-11-02 20:49:22,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 14. [2022-11-02 20:49:22,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 13 states have internal predecessors, (16), 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) [2022-11-02 20:49:22,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2022-11-02 20:49:22,862 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 16 transitions. [2022-11-02 20:49:22,863 INFO L428 stractBuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2022-11-02 20:49:22,863 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-02 20:49:22,863 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 16 transitions. [2022-11-02 20:49:22,863 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-11-02 20:49:22,863 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:49:22,863 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:49:22,864 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:49:22,864 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-11-02 20:49:22,864 INFO L748 eck$LassoCheckResult]: Stem: 377#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 378#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet205#1, main_#t~malloc206#1.base, main_#t~malloc206#1.offset, main_#t~nondet208#1, main_#t~post207#1, main_#t~mem209#1, main_#t~post210#1, main_~i~0#1, main_~j~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;main_~length~0#1 := main_#t~nondet205#1;havoc main_#t~nondet205#1; 383#L367 assume !(main_~length~0#1 < 1); 379#L367-2 call main_#t~malloc206#1.base, main_#t~malloc206#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc206#1.base, main_#t~malloc206#1.offset; 380#L369 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 381#L370-3 assume !!(main_~i~0#1 < main_~length~0#1);call write~int(main_#t~nondet208#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet208#1; 384#L370-2 main_#t~post207#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post207#1;havoc main_#t~post207#1; 387#L370-3 assume !!(main_~i~0#1 < main_~length~0#1);call write~int(main_#t~nondet208#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet208#1; 389#L370-2 main_#t~post207#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post207#1;havoc main_#t~post207#1; 385#L370-3 assume !!(main_~i~0#1 < main_~length~0#1);call write~int(main_#t~nondet208#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet208#1; 386#L370-2 main_#t~post207#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post207#1;havoc main_#t~post207#1; 388#L370-3 assume !(main_~i~0#1 < main_~length~0#1); 382#L370-4 main_~j~0#1 := 0; 376#L374-2 [2022-11-02 20:49:22,864 INFO L750 eck$LassoCheckResult]: Loop: 376#L374-2 assume !!(0 <= main_~j~0#1 && main_~j~0#1 < main_~length~0#1);call main_#t~mem209#1 := read~int(main_~arr~0#1.base, main_~arr~0#1.offset, 4);main_#t~post210#1 := main_#t~mem209#1;call write~int(1 + main_#t~post210#1, main_~arr~0#1.base, main_~arr~0#1.offset, 4);main_~j~0#1 := main_~j~0#1 + main_#t~post210#1;havoc main_#t~mem209#1;havoc main_#t~post210#1; 376#L374-2 [2022-11-02 20:49:22,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:49:22,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1079272553, now seen corresponding path program 3 times [2022-11-02 20:49:22,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:49:22,865 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432314190] [2022-11-02 20:49:22,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:49:22,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:49:22,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:22,880 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:49:22,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:22,892 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:49:22,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:49:22,893 INFO L85 PathProgramCache]: Analyzing trace with hash 68, now seen corresponding path program 4 times [2022-11-02 20:49:22,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:49:22,893 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463829363] [2022-11-02 20:49:22,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:49:22,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:49:22,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:22,898 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:49:22,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:22,903 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:49:22,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:49:22,904 INFO L85 PathProgramCache]: Analyzing trace with hash 902289262, now seen corresponding path program 3 times [2022-11-02 20:49:22,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:49:22,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795699039] [2022-11-02 20:49:22,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:49:22,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:49:22,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:22,920 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:49:22,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:49:22,934 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:49:23,355 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:49:23,355 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:49:23,355 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:49:23,355 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:49:23,355 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:49:23,355 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:23,355 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:49:23,355 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:49:23,356 INFO L133 ssoRankerPreferences]: Filename of dumped script: array06_alloca.i_Iteration5_Lasso [2022-11-02 20:49:23,356 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:49:23,356 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:49:23,358 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:23,370 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:23,373 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:23,378 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:23,566 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:23,569 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:23,572 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:23,574 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:23,577 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:49:23,873 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:49:23,873 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:49:23,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:23,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:23,877 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:23,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-02 20:49:23,880 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 [2022-11-02 20:49:23,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:23,891 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:23,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:23,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:23,891 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:23,891 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:49:23,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:23,893 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:23,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-11-02 20:49:23,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:23,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:23,917 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:23,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-02 20:49:23,921 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 [2022-11-02 20:49:23,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:23,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:23,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:23,933 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:23,934 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:23,934 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:23,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:23,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:23,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:23,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:23,963 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:23,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-02 20:49:23,965 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 [2022-11-02 20:49:23,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:23,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:23,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:23,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:23,979 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:23,979 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:23,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:24,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:24,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:24,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:24,006 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:24,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-02 20:49:24,008 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 [2022-11-02 20:49:24,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:24,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:24,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:24,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:24,020 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:24,020 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:24,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:24,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:24,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:24,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:24,054 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:24,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-02 20:49:24,055 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 [2022-11-02 20:49:24,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:24,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:24,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:24,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:24,068 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:24,068 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:24,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:24,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:24,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:24,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:24,118 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:24,126 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 [2022-11-02 20:49:24,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-02 20:49:24,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:24,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:24,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:24,140 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:24,148 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:24,148 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:24,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:24,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-11-02 20:49:24,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:24,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:24,186 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:24,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-02 20:49:24,188 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 [2022-11-02 20:49:24,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:24,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:24,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:24,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:24,200 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:24,201 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:24,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:24,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:24,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:24,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:24,249 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:24,255 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 [2022-11-02 20:49:24,267 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:24,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:24,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:24,268 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:24,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-02 20:49:24,271 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:24,271 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:24,290 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:24,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:24,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:24,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:24,327 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:24,331 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 [2022-11-02 20:49:24,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-02 20:49:24,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:24,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:24,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:24,343 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:24,344 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:49:24,344 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:49:24,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:24,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:24,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:24,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:24,392 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:24,395 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 [2022-11-02 20:49:24,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-02 20:49:24,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:24,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:24,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:24,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:24,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:24,409 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:49:24,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:24,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:24,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-11-02 20:49:24,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:24,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:24,456 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:24,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-02 20:49:24,457 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 [2022-11-02 20:49:24,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:24,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:24,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:24,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:24,468 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:24,469 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:49:24,469 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:24,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:24,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-11-02 20:49:24,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:24,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:24,492 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:24,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-02 20:49:24,494 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 [2022-11-02 20:49:24,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:24,504 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:24,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:24,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:24,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:24,505 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:49:24,505 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:24,506 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:24,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-11-02 20:49:24,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:24,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:24,532 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:24,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-02 20:49:24,533 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 [2022-11-02 20:49:24,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:24,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:24,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:24,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:24,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:24,544 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:49:24,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:24,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:24,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-11-02 20:49:24,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:24,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:24,575 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:24,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-02 20:49:24,577 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 [2022-11-02 20:49:24,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:24,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:24,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:24,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:24,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:49:24,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:49:24,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:24,589 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:24,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:24,613 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-02 20:49:24,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:24,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:24,614 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:24,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-02 20:49:24,616 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 [2022-11-02 20:49:24,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:24,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:49:24,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:24,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:24,626 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:24,627 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:49:24,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:49:24,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:24,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-11-02 20:49:24,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:24,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:24,651 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:24,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-02 20:49:24,655 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 [2022-11-02 20:49:24,666 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:24,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:24,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:24,666 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:24,668 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-02 20:49:24,668 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-02 20:49:24,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:24,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:24,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:24,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:24,695 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:24,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-02 20:49:24,696 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 [2022-11-02 20:49:24,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:24,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:24,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:24,707 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:24,708 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-02 20:49:24,708 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-02 20:49:24,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:24,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-11-02 20:49:24,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:24,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:24,739 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:24,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-02 20:49:24,740 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 [2022-11-02 20:49:24,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:24,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:24,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:24,751 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:24,753 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-02 20:49:24,754 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-02 20:49:24,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:24,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-11-02 20:49:24,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:24,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:24,783 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:24,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-02 20:49:24,784 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 [2022-11-02 20:49:24,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:24,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:24,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:24,795 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:24,797 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-02 20:49:24,797 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-02 20:49:24,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:49:24,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-11-02 20:49:24,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:24,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:24,839 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:24,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-02 20:49:24,840 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 [2022-11-02 20:49:24,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:49:24,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:49:24,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:49:24,852 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:49:24,861 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-02 20:49:24,861 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-02 20:49:24,886 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:49:24,936 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2022-11-02 20:49:24,936 INFO L444 ModelExtractionUtils]: 25 out of 46 variables were initially zero. Simplification set additionally 16 variables to zero. [2022-11-02 20:49:24,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:49:24,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:49:24,937 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:49:24,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-02 20:49:24,946 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:49:24,959 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 3. [2022-11-02 20:49:24,959 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:49:24,959 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-nested ranking function: f0 = -2*v_rep(select (select #memory_int ULTIMATE.start_main_~arr~0#1.base) ULTIMATE.start_main_~arr~0#1.offset)_3 + 1 f1 = 2*ULTIMATE.start_main_~length~0#1 - 2*ULTIMATE.start_main_~j~0#1 Supporting invariants [] [2022-11-02 20:49:24,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:24,999 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2022-11-02 20:49:25,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:49:25,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:25,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:49:25,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:49:25,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:49:25,079 WARN L261 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-02 20:49:25,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:49:25,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:49:25,081 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-11-02 20:49:25,081 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 16 transitions. cyclomatic complexity: 4 Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 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) [2022-11-02 20:49:25,094 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 16 transitions. cyclomatic complexity: 4. Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 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) Result 15 states and 17 transitions. Complement of second has 2 states. [2022-11-02 20:49:25,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-02 20:49:25,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 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) [2022-11-02 20:49:25,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 11 transitions. [2022-11-02 20:49:25,098 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 11 transitions. Stem has 13 letters. Loop has 1 letters. [2022-11-02 20:49:25,099 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:49:25,099 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 11 transitions. Stem has 14 letters. Loop has 1 letters. [2022-11-02 20:49:25,099 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:49:25,099 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 11 transitions. Stem has 13 letters. Loop has 2 letters. [2022-11-02 20:49:25,099 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:49:25,100 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 17 transitions. [2022-11-02 20:49:25,101 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-02 20:49:25,101 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 0 states and 0 transitions. [2022-11-02 20:49:25,101 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-02 20:49:25,101 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-02 20:49:25,101 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-02 20:49:25,102 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:49:25,102 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:49:25,102 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:49:25,102 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:49:25,102 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-02 20:49:25,102 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:49:25,102 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-02 20:49:25,103 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-02 20:49:25,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.11 08:49:25 BoogieIcfgContainer [2022-11-02 20:49:25,110 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-02 20:49:25,111 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:49:25,112 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:49:25,112 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:49:25,112 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:49:14" (3/4) ... [2022-11-02 20:49:25,122 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-02 20:49:25,122 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:49:25,123 INFO L158 Benchmark]: Toolchain (without parser) took 12004.52ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 91.9MB in the beginning and 77.3MB in the end (delta: 14.6MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. [2022-11-02 20:49:25,124 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 96.5MB. Free memory was 65.7MB in the beginning and 65.7MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:49:25,124 INFO L158 Benchmark]: CACSL2BoogieTranslator took 535.21ms. Allocated memory is still 130.0MB. Free memory was 91.7MB in the beginning and 96.4MB in the end (delta: -4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:49:25,125 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.25ms. Allocated memory is still 130.0MB. Free memory was 96.4MB in the beginning and 94.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:49:25,126 INFO L158 Benchmark]: Boogie Preprocessor took 54.01ms. Allocated memory is still 130.0MB. Free memory was 94.3MB in the beginning and 92.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:49:25,126 INFO L158 Benchmark]: RCFGBuilder took 465.34ms. Allocated memory is still 130.0MB. Free memory was 92.8MB in the beginning and 83.3MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:49:25,126 INFO L158 Benchmark]: BuchiAutomizer took 10868.85ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 83.0MB in the beginning and 78.4MB in the end (delta: 4.6MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2022-11-02 20:49:25,127 INFO L158 Benchmark]: Witness Printer took 10.68ms. Allocated memory is still 157.3MB. Free memory was 78.4MB in the beginning and 77.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:49:25,129 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 96.5MB. Free memory was 65.7MB in the beginning and 65.7MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 535.21ms. Allocated memory is still 130.0MB. Free memory was 91.7MB in the beginning and 96.4MB in the end (delta: -4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.25ms. Allocated memory is still 130.0MB. Free memory was 96.4MB in the beginning and 94.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.01ms. Allocated memory is still 130.0MB. Free memory was 94.3MB in the beginning and 92.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 465.34ms. Allocated memory is still 130.0MB. Free memory was 92.8MB in the beginning and 83.3MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 10868.85ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 83.0MB in the beginning and 78.4MB in the end (delta: 4.6MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. * Witness Printer took 10.68ms. Allocated memory is still 157.3MB. Free memory was 78.4MB in the beginning and 77.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (1 trivial, 4 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 2 * unknown-#length-unknown[arr] + -4 * i + -1 * arr and consists of 5 locations. One deterministic module has 2-nested ranking function (if -2 * unknown-#memory_int-unknown[arr][arr] + 1 > 0 then 1 else 0), (if -2 * unknown-#memory_int-unknown[arr][arr] + 1 > 0 then -2 * unknown-#memory_int-unknown[arr][arr] + 1 else -2 * j + 1) and consists of 7 locations. One deterministic module has 2-nested ranking function (if i + -4 * unknown-#memory_int-unknown[arr][arr] > 0 then 1 else 0), (if i + -4 * unknown-#memory_int-unknown[arr][arr] > 0 then i + -4 * unknown-#memory_int-unknown[arr][arr] else 4 * length + -4 * j) and consists of 6 locations. One deterministic module has 2-nested ranking function (if -2 * unknown-#memory_int-unknown[arr][arr] + 1 > 0 then 1 else 0), (if -2 * unknown-#memory_int-unknown[arr][arr] + 1 > 0 then -2 * unknown-#memory_int-unknown[arr][arr] + 1 else -2 * j + 2 * length) and consists of 2 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.8s and 6 iterations. TraceHistogramMax:3. Analysis of lassos took 9.6s. Construction of modules took 0.1s. Büchi inclusion checks took 0.9s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 7 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 69 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 67 mSDsluCounter, 71 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 28 mSDsCounter, 22 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 82 IncrementalHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 22 mSolverCounterUnsat, 43 mSDtfsCounter, 82 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital127 mio100 ax100 hnf100 lsp94 ukn90 mio100 lsp67 div152 bol100 ite100 ukn100 eq162 hnf93 smp74 dnf100 smp100 tf100 neg98 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 41ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 3 MotzkinApplications: 9 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-02 20:49:25,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-02 20:49:25,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc9c024-2cd7-4cb5-a021-3daafebe7682/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE