./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg_traverse-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg_traverse-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0 --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 5777537c095ec59108b5d9f37cf81712da3de2e0342074f5f1b9baa22f97ec21 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 16:04:25,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 16:04:25,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 16:04:25,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 16:04:25,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 16:04:25,741 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 16:04:25,743 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 16:04:25,748 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 16:04:25,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 16:04:25,756 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 16:04:25,758 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 16:04:25,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 16:04:25,760 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 16:04:25,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 16:04:25,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 16:04:25,770 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 16:04:25,772 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 16:04:25,773 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 16:04:25,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 16:04:25,785 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 16:04:25,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 16:04:25,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 16:04:25,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 16:04:25,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 16:04:25,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 16:04:25,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 16:04:25,804 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 16:04:25,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 16:04:25,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 16:04:25,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 16:04:25,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 16:04:25,810 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 16:04:25,812 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 16:04:25,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 16:04:25,815 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 16:04:25,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 16:04:25,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 16:04:25,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 16:04:25,818 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 16:04:25,819 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 16:04:25,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 16:04:25,821 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-11-22 16:04:25,872 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 16:04:25,872 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 16:04:25,873 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 16:04:25,873 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 16:04:25,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 16:04:25,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 16:04:25,876 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 16:04:25,876 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-22 16:04:25,877 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-22 16:04:25,877 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-22 16:04:25,878 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-22 16:04:25,878 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-22 16:04:25,879 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-22 16:04:25,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 16:04:25,879 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 16:04:25,879 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 16:04:25,880 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 16:04:25,880 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-22 16:04:25,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-22 16:04:25,880 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-22 16:04:25,881 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 16:04:25,881 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-22 16:04:25,881 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 16:04:25,881 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-22 16:04:25,882 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 16:04:25,882 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 16:04:25,882 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 16:04:25,882 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 16:04:25,883 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 16:04:25,884 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-22 16:04:25,884 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_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5777537c095ec59108b5d9f37cf81712da3de2e0342074f5f1b9baa22f97ec21 [2021-11-22 16:04:26,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 16:04:26,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 16:04:26,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 16:04:26,247 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 16:04:26,247 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 16:04:26,249 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg_traverse-alloca.i [2021-11-22 16:04:26,328 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/data/6ec8ad9d2/a3e2aa91205e4f26bd165b94063a5318/FLAG754269219 [2021-11-22 16:04:26,895 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 16:04:26,901 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg_traverse-alloca.i [2021-11-22 16:04:26,913 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/data/6ec8ad9d2/a3e2aa91205e4f26bd165b94063a5318/FLAG754269219 [2021-11-22 16:04:27,190 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/data/6ec8ad9d2/a3e2aa91205e4f26bd165b94063a5318 [2021-11-22 16:04:27,192 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 16:04:27,194 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 16:04:27,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 16:04:27,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 16:04:27,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 16:04:27,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:04:27" (1/1) ... [2021-11-22 16:04:27,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13769657 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:04:27, skipping insertion in model container [2021-11-22 16:04:27,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:04:27" (1/1) ... [2021-11-22 16:04:27,216 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 16:04:27,261 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 16:04:27,602 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 16:04:27,613 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 16:04:27,662 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 16:04:27,700 INFO L208 MainTranslator]: Completed translation [2021-11-22 16:04:27,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:04:27 WrapperNode [2021-11-22 16:04:27,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 16:04:27,702 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 16:04:27,703 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 16:04:27,703 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 16:04:27,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:04:27" (1/1) ... [2021-11-22 16:04:27,747 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:04:27" (1/1) ... [2021-11-22 16:04:27,775 INFO L137 Inliner]: procedures = 115, calls = 13, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 35 [2021-11-22 16:04:27,776 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 16:04:27,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 16:04:27,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 16:04:27,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 16:04:27,786 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:04:27" (1/1) ... [2021-11-22 16:04:27,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:04:27" (1/1) ... [2021-11-22 16:04:27,796 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:04:27" (1/1) ... [2021-11-22 16:04:27,796 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:04:27" (1/1) ... [2021-11-22 16:04:27,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:04:27" (1/1) ... [2021-11-22 16:04:27,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:04:27" (1/1) ... [2021-11-22 16:04:27,829 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:04:27" (1/1) ... [2021-11-22 16:04:27,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 16:04:27,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 16:04:27,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 16:04:27,833 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 16:04:27,834 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:04:27" (1/1) ... [2021-11-22 16:04:27,857 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:27,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:27,898 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:27,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-22 16:04:27,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 16:04:27,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 16:04:27,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 16:04:27,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 16:04:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure new_lseg [2021-11-22 16:04:27,948 INFO L138 BoogieDeclarations]: Found implementation of procedure new_lseg [2021-11-22 16:04:27,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 16:04:27,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 16:04:28,070 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 16:04:28,072 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 16:04:28,288 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 16:04:28,293 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 16:04:28,294 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 16:04:28,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:04:28 BoogieIcfgContainer [2021-11-22 16:04:28,296 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 16:04:28,297 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-22 16:04:28,297 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-22 16:04:28,300 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-22 16:04:28,301 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 16:04:28,301 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.11 04:04:27" (1/3) ... [2021-11-22 16:04:28,302 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@b32f93b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 04:04:28, skipping insertion in model container [2021-11-22 16:04:28,302 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 16:04:28,302 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:04:27" (2/3) ... [2021-11-22 16:04:28,303 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@b32f93b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 04:04:28, skipping insertion in model container [2021-11-22 16:04:28,303 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 16:04:28,303 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:04:28" (3/3) ... [2021-11-22 16:04:28,304 INFO L388 chiAutomizerObserver]: Analyzing ICFG cll_by_lseg_traverse-alloca.i [2021-11-22 16:04:28,351 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-22 16:04:28,352 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-22 16:04:28,352 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-22 16:04:28,353 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-22 16:04:28,353 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-22 16:04:28,353 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-22 16:04:28,353 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-22 16:04:28,353 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-22 16:04:28,383 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-22 16:04:28,426 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-11-22 16:04:28,434 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 16:04:28,434 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 16:04:28,441 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-11-22 16:04:28,441 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-22 16:04:28,441 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-22 16:04:28,441 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-22 16:04:28,443 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-11-22 16:04:28,443 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 16:04:28,443 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 16:04:28,444 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-11-22 16:04:28,444 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-22 16:04:28,451 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~ret8#1.base, main_#t~ret8#1.offset, main_~n~0#1, main_~x~2#1.base, main_~x~2#1.offset;main_~n~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 8#L572true assume !(main_~n~0#1 < 1);assume { :begin_inline_new_cll } true;new_cll_#in~n#1 := main_~n~0#1;havoc new_cll_#res#1.base, new_cll_#res#1.offset;havoc new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset, new_cll_#t~ret5#1.base, new_cll_#t~ret5#1.offset, new_cll_~n#1, new_cll_~x~1#1.base, new_cll_~x~1#1.offset;new_cll_~n#1 := new_cll_#in~n#1;call new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset := #Ultimate.allocOnHeap(12);new_cll_~x~1#1.base, new_cll_~x~1#1.offset := new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset;havoc new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset;call write~int(new_cll_~n#1, new_cll_~x~1#1.base, new_cll_~x~1#1.offset, 4); 13#L559true call new_cll_#t~ret5#1.base, new_cll_#t~ret5#1.offset := new_lseg(new_cll_~x~1#1.base, new_cll_~x~1#1.offset, new_cll_~n#1 - 1);< 15#new_lsegENTRYtrue [2021-11-22 16:04:28,452 INFO L793 eck$LassoCheckResult]: Loop: 15#new_lsegENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~n := #in~n; 4#L548true assume !(0 == ~n);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(12);~x~0.base, ~x~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(~n, ~x~0.base, ~x~0.offset, 4); 6#L552true call #t~ret3.base, #t~ret3.offset := new_lseg(~p.base, ~p.offset, ~n - 1);< 15#new_lsegENTRYtrue [2021-11-22 16:04:28,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:04:28,465 INFO L85 PathProgramCache]: Analyzing trace with hash 925696, now seen corresponding path program 1 times [2021-11-22 16:04:28,474 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:04:28,475 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514991352] [2021-11-22 16:04:28,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:04:28,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:04:28,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:04:28,608 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 16:04:28,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:04:28,664 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 16:04:28,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:04:28,669 INFO L85 PathProgramCache]: Analyzing trace with hash 57729, now seen corresponding path program 1 times [2021-11-22 16:04:28,670 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:04:28,671 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657178587] [2021-11-22 16:04:28,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:04:28,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:04:28,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:04:28,689 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 16:04:28,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:04:28,708 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 16:04:28,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:04:28,710 INFO L85 PathProgramCache]: Analyzing trace with hash 1807633698, now seen corresponding path program 1 times [2021-11-22 16:04:28,711 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:04:28,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035640452] [2021-11-22 16:04:28,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:04:28,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:04:28,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:04:28,751 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 16:04:28,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:04:28,786 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 16:04:30,347 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 16:04:30,347 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 16:04:30,348 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 16:04:30,348 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 16:04:30,348 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 16:04:30,348 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:30,349 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 16:04:30,349 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 16:04:30,349 INFO L133 ssoRankerPreferences]: Filename of dumped script: cll_by_lseg_traverse-alloca.i_Iteration1_Lasso [2021-11-22 16:04:30,349 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 16:04:30,349 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 16:04:30,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,383 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,397 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,407 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,413 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,419 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,423 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,425 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,428 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,436 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,438 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,440 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,446 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 16:04:30,880 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 16:04:30,888 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 16:04:30,895 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:30,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:30,903 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:30,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-22 16:04:30,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:30,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:30,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:30,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:30,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:30,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:30,920 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:30,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:30,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:30,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:30,971 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:30,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:30,974 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:30,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:30,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:30,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:30,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:30,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:30,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:30,993 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:30,993 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:30,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-22 16:04:31,002 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:31,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:31,022 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:31,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:31,023 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:31,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:31,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:31,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:31,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:31,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:31,041 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:31,043 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:31,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:31,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-22 16:04:31,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:31,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:31,094 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:31,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:31,096 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:31,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:31,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:31,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:31,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:31,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:31,112 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:31,113 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:31,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:31,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-22 16:04:31,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:31,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:31,169 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:31,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:31,170 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:31,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:31,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-22 16:04:31,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:31,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:31,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:31,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:31,184 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:31,185 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:31,185 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:31,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:31,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:31,235 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:31,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:31,237 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:31,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:31,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-22 16:04:31,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:31,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:31,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:31,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:31,253 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:31,254 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:31,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:31,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:31,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-11-22 16:04:31,275 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:31,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:31,276 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:31,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-22 16:04:31,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:31,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:31,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:31,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:31,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:31,286 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:31,287 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:31,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:31,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:31,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:31,329 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:31,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:31,335 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:31,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:31,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-22 16:04:31,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:31,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:31,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:31,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:31,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:31,352 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:31,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:31,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:31,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:31,387 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:31,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:31,388 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:31,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-22 16:04:31,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:31,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:31,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:31,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:31,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:31,403 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 16:04:31,403 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 16:04:31,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:31,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:31,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:31,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:31,436 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:31,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-22 16:04:31,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:31,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:31,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:31,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:31,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:31,448 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:31,448 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:31,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:31,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:31,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:31,470 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:31,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:31,471 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:31,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-22 16:04:31,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:31,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:31,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:31,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:31,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:31,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:31,480 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:31,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:31,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:31,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:31,501 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:31,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:31,502 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:31,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-22 16:04:31,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:31,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:31,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:31,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:31,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:31,513 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:31,514 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:31,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:31,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:31,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:31,559 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:31,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:31,560 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:31,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-22 16:04:31,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:31,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:31,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:31,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:31,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:31,568 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:31,569 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:31,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:31,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:31,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-11-22 16:04:31,602 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:31,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:31,603 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:31,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-22 16:04:31,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:31,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:31,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:31,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:31,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:31,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:31,613 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:31,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:31,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:31,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:31,635 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:31,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:31,635 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:31,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-22 16:04:31,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:31,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:31,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:31,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:31,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:31,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:31,645 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:31,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:31,648 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:31,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:31,670 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:31,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:31,671 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:31,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-22 16:04:31,673 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:31,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:31,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:31,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:31,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:31,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:31,681 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:31,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:31,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:31,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-11-22 16:04:31,706 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:31,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:31,707 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:31,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-22 16:04:31,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:31,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:31,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:31,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:31,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:31,716 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:31,716 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:31,716 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:31,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:31,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-11-22 16:04:31,744 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:31,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:31,745 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:31,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-22 16:04:31,747 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:31,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:31,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:31,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:31,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:31,755 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:31,756 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:31,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:31,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:31,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-11-22 16:04:31,786 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:31,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:31,792 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:31,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-22 16:04:31,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:31,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:31,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:31,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:31,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:31,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:31,808 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:31,808 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:31,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:31,832 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:31,833 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:31,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:31,834 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:31,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-22 16:04:31,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:31,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:31,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:31,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:31,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:31,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:31,845 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:31,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:31,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:31,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:31,871 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:31,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:31,872 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:31,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-22 16:04:31,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:31,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:31,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:31,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:31,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:31,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:31,886 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:31,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:31,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:31,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:31,947 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:31,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:31,949 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:31,952 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:31,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-22 16:04:31,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:31,960 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:31,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:31,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:31,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:31,961 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:31,961 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:31,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:31,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-11-22 16:04:31,983 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:31,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:31,984 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:31,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-22 16:04:31,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:31,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:31,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:31,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:31,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:31,993 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:31,993 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:31,993 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:31,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:32,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-11-22 16:04:32,015 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:32,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:32,016 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:32,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-22 16:04:32,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:32,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:32,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:32,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:32,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:32,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:32,025 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:32,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:32,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:32,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-11-22 16:04:32,084 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:32,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:32,085 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:32,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-22 16:04:32,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:32,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:32,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:32,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:32,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:32,095 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 16:04:32,096 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 16:04:32,106 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:32,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-11-22 16:04:32,126 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:32,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:32,127 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:32,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-22 16:04:32,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:32,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:32,136 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:32,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:32,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:32,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:32,137 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:32,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:32,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:32,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:32,177 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:32,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:32,177 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:32,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:32,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-22 16:04:32,186 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:32,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:32,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:32,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:32,186 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:32,187 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:32,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:32,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:32,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-11-22 16:04:32,208 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:32,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:32,209 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:32,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-22 16:04:32,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:32,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:32,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:32,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:32,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:32,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:32,220 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:32,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:32,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:32,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-11-22 16:04:32,245 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:32,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:32,246 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:32,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-22 16:04:32,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:32,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:32,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:32,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:32,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:32,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:32,255 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:32,255 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:32,265 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:32,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:32,286 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:32,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:32,287 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:32,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-22 16:04:32,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:32,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:32,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:32,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:32,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:32,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:32,296 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:32,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:32,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:32,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-11-22 16:04:32,317 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:32,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:32,318 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:32,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-22 16:04:32,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:32,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:32,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:32,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:32,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:32,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:32,327 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:32,327 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:32,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:32,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:32,348 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:32,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:32,349 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:32,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-22 16:04:32,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:32,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:32,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:32,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:32,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:32,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:32,367 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:32,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:32,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:32,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:32,388 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:32,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:32,389 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:32,390 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 [2021-11-22 16:04:32,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-22 16:04:32,397 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:32,398 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:32,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:32,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:32,398 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:32,404 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:32,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:32,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:32,425 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:32,428 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:32,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:32,429 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:32,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:32,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-22 16:04:32,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:32,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:32,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:32,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:32,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:32,445 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:32,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:32,462 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:32,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:32,495 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:32,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:32,502 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:32,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:32,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:32,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:32,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:32,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:32,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:32,528 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:32,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:32,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-22 16:04:32,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:32,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:32,577 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:32,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:32,578 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:32,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:32,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:32,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:32,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:32,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:32,589 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:32,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-22 16:04:32,589 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:32,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:32,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:32,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:32,634 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:32,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:32,635 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:32,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-22 16:04:32,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:32,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:32,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:32,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:32,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:32,644 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:32,645 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:32,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:32,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:32,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:32,666 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:32,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:32,667 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:32,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-22 16:04:32,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:32,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:32,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 16:04:32,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:32,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:32,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:32,677 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 16:04:32,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 16:04:32,710 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:32,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-11-22 16:04:32,735 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:32,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:32,736 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:32,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-22 16:04:32,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:32,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:32,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:32,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:32,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:32,749 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 16:04:32,749 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 16:04:32,778 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:32,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-11-22 16:04:32,802 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:32,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:32,803 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:32,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-22 16:04:32,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:32,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:32,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:32,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:32,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:32,815 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 16:04:32,816 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 16:04:32,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:32,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:32,864 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:32,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:32,870 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:32,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:32,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:32,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:32,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 16:04:32,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:32,887 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 16:04:32,887 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 16:04:32,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-22 16:04:32,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 16:04:32,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-11-22 16:04:32,932 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:32,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:32,933 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:32,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-22 16:04:32,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 16:04:32,941 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 16:04:32,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 16:04:32,942 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 16:04:32,942 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 16:04:32,954 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-11-22 16:04:32,954 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 16:04:32,975 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-22 16:04:33,020 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-11-22 16:04:33,020 INFO L444 ModelExtractionUtils]: 12 out of 21 variables were initially zero. Simplification set additionally 6 variables to zero. [2021-11-22 16:04:33,022 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 16:04:33,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:04:33,028 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 16:04:33,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-22 16:04:33,078 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-22 16:04:33,119 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2021-11-22 16:04:33,119 INFO L513 LassoAnalysis]: Proved termination. [2021-11-22 16:04:33,120 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(new_lseg_#in~n) = 1*new_lseg_#in~n Supporting invariants [1*new_lseg_#in~n >= 0] [2021-11-22 16:04:33,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:33,175 INFO L297 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2021-11-22 16:04:33,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:04:33,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:04:33,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 16:04:33,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 16:04:33,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:04:33,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 16:04:33,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 16:04:33,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:04:33,379 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2021-11-22 16:04:33,381 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 17 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 5 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:04:33,518 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 17 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2). Second operand has 5 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 35 states and 41 transitions. Complement of second has 13 states. [2021-11-22 16:04:33,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-22 16:04:33,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:04:33,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 12 transitions. [2021-11-22 16:04:33,528 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 4 letters. Loop has 3 letters. [2021-11-22 16:04:33,529 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 16:04:33,529 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 7 letters. Loop has 3 letters. [2021-11-22 16:04:33,529 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 16:04:33,530 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 4 letters. Loop has 6 letters. [2021-11-22 16:04:33,531 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 16:04:33,532 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 41 transitions. [2021-11-22 16:04:33,541 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-11-22 16:04:33,551 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 22 states and 27 transitions. [2021-11-22 16:04:33,552 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2021-11-22 16:04:33,552 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-11-22 16:04:33,553 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 27 transitions. [2021-11-22 16:04:33,553 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-22 16:04:33,553 INFO L681 BuchiCegarLoop]: Abstraction has 22 states and 27 transitions. [2021-11-22 16:04:33,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 27 transitions. [2021-11-22 16:04:33,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 20. [2021-11-22 16:04:33,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 15 states have internal predecessors, (17), 2 states have call successors, (2), 2 states have call predecessors, (2), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-22 16:04:33,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 23 transitions. [2021-11-22 16:04:33,586 INFO L704 BuchiCegarLoop]: Abstraction has 20 states and 23 transitions. [2021-11-22 16:04:33,586 INFO L587 BuchiCegarLoop]: Abstraction has 20 states and 23 transitions. [2021-11-22 16:04:33,586 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-22 16:04:33,586 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 23 transitions. [2021-11-22 16:04:33,588 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-11-22 16:04:33,589 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 16:04:33,589 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 16:04:33,590 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:04:33,590 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-11-22 16:04:33,590 INFO L791 eck$LassoCheckResult]: Stem: 129#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 130#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~ret8#1.base, main_#t~ret8#1.offset, main_~n~0#1, main_~x~2#1.base, main_~x~2#1.offset;main_~n~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 134#L572 assume !(main_~n~0#1 < 1);assume { :begin_inline_new_cll } true;new_cll_#in~n#1 := main_~n~0#1;havoc new_cll_#res#1.base, new_cll_#res#1.offset;havoc new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset, new_cll_#t~ret5#1.base, new_cll_#t~ret5#1.offset, new_cll_~n#1, new_cll_~x~1#1.base, new_cll_~x~1#1.offset;new_cll_~n#1 := new_cll_#in~n#1;call new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset := #Ultimate.allocOnHeap(12);new_cll_~x~1#1.base, new_cll_~x~1#1.offset := new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset;havoc new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset;call write~int(new_cll_~n#1, new_cll_~x~1#1.base, new_cll_~x~1#1.offset, 4); 128#L559 call new_cll_#t~ret5#1.base, new_cll_#t~ret5#1.offset := new_lseg(new_cll_~x~1#1.base, new_cll_~x~1#1.offset, new_cll_~n#1 - 1);< 138#new_lsegENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~n := #in~n; 139#L548 assume 0 == ~n;#res.base, #res.offset := ~p.base, ~p.offset; 142#new_lsegFINAL assume true; 136#new_lsegEXIT >#37#return; 135#L559-1 call write~$Pointer$(new_cll_#t~ret5#1.base, new_cll_#t~ret5#1.offset, new_cll_~x~1#1.base, 4 + new_cll_~x~1#1.offset, 8);havoc new_cll_#t~ret5#1.base, new_cll_#t~ret5#1.offset;new_cll_#res#1.base, new_cll_#res#1.offset := new_cll_~x~1#1.base, new_cll_~x~1#1.offset; 132#L560 main_#t~ret8#1.base, main_#t~ret8#1.offset := new_cll_#res#1.base, new_cll_#res#1.offset;assume { :end_inline_new_cll } true;main_~x~2#1.base, main_~x~2#1.offset := main_#t~ret8#1.base, main_#t~ret8#1.offset;havoc main_#t~ret8#1.base, main_#t~ret8#1.offset;assume { :begin_inline_traverse } true;traverse_#in~head#1.base, traverse_#in~head#1.offset := main_~x~2#1.base, main_~x~2#1.offset;havoc traverse_#t~mem6#1.base, traverse_#t~mem6#1.offset, traverse_~head#1.base, traverse_~head#1.offset, traverse_~curr~0#1.base, traverse_~curr~0#1.offset;traverse_~head#1.base, traverse_~head#1.offset := traverse_#in~head#1.base, traverse_#in~head#1.offset;traverse_~curr~0#1.base, traverse_~curr~0#1.offset := traverse_~head#1.base, traverse_~head#1.offset; 133#L565-2 [2021-11-22 16:04:33,591 INFO L793 eck$LassoCheckResult]: Loop: 133#L565-2 assume !!(traverse_~curr~0#1.base != 0 || traverse_~curr~0#1.offset != 0);call traverse_#t~mem6#1.base, traverse_#t~mem6#1.offset := read~$Pointer$(traverse_~curr~0#1.base, 4 + traverse_~curr~0#1.offset, 8);traverse_~curr~0#1.base, traverse_~curr~0#1.offset := traverse_#t~mem6#1.base, traverse_#t~mem6#1.offset;havoc traverse_#t~mem6#1.base, traverse_#t~mem6#1.offset; 133#L565-2 [2021-11-22 16:04:33,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:04:33,592 INFO L85 PathProgramCache]: Analyzing trace with hash 914562823, now seen corresponding path program 1 times [2021-11-22 16:04:33,593 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:04:33,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537799331] [2021-11-22 16:04:33,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:04:33,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:04:33,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:04:33,651 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 16:04:33,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:04:33,678 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 16:04:33,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:04:33,679 INFO L85 PathProgramCache]: Analyzing trace with hash 51, now seen corresponding path program 1 times [2021-11-22 16:04:33,680 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:04:33,680 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496545579] [2021-11-22 16:04:33,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:04:33,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:04:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:04:33,685 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 16:04:33,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:04:33,690 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 16:04:33,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:04:33,691 INFO L85 PathProgramCache]: Analyzing trace with hash -1713323539, now seen corresponding path program 1 times [2021-11-22 16:04:33,691 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:04:33,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116095703] [2021-11-22 16:04:33,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:04:33,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:04:33,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:04:33,711 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 16:04:33,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:04:33,735 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 16:04:33,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-22 16:04:34,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.11 04:04:34 BoogieIcfgContainer [2021-11-22 16:04:34,761 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-22 16:04:34,761 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 16:04:34,761 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 16:04:34,761 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 16:04:34,762 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:04:28" (3/4) ... [2021-11-22 16:04:34,764 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2021-11-22 16:04:34,796 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/witness.graphml [2021-11-22 16:04:34,796 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 16:04:34,797 INFO L158 Benchmark]: Toolchain (without parser) took 7602.38ms. Allocated memory was 86.0MB in the beginning and 125.8MB in the end (delta: 39.8MB). Free memory was 48.7MB in the beginning and 41.3MB in the end (delta: 7.4MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. [2021-11-22 16:04:34,797 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 86.0MB. Free memory is still 65.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 16:04:34,797 INFO L158 Benchmark]: CACSL2BoogieTranslator took 503.26ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 48.5MB in the beginning and 74.9MB in the end (delta: -26.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 16:04:34,798 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.43ms. Allocated memory is still 104.9MB. Free memory was 74.9MB in the beginning and 73.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 16:04:34,798 INFO L158 Benchmark]: Boogie Preprocessor took 54.63ms. Allocated memory is still 104.9MB. Free memory was 73.2MB in the beginning and 71.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 16:04:34,799 INFO L158 Benchmark]: RCFGBuilder took 463.73ms. Allocated memory is still 104.9MB. Free memory was 71.7MB in the beginning and 60.6MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-22 16:04:34,799 INFO L158 Benchmark]: BuchiAutomizer took 6464.03ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 60.6MB in the beginning and 43.3MB in the end (delta: 17.3MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2021-11-22 16:04:34,799 INFO L158 Benchmark]: Witness Printer took 34.62ms. Allocated memory is still 125.8MB. Free memory was 43.3MB in the beginning and 41.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 16:04:34,802 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 86.0MB. Free memory is still 65.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 503.26ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 48.5MB in the beginning and 74.9MB in the end (delta: -26.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.43ms. Allocated memory is still 104.9MB. Free memory was 74.9MB in the beginning and 73.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.63ms. Allocated memory is still 104.9MB. Free memory was 73.2MB in the beginning and 71.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 463.73ms. Allocated memory is still 104.9MB. Free memory was 71.7MB in the beginning and 60.6MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 6464.03ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 60.6MB in the beginning and 43.3MB in the end (delta: 17.3MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. * Witness Printer took 34.62ms. Allocated memory is still 125.8MB. Free memory was 43.3MB in the beginning and 41.3MB in the end (delta: 2.0MB). 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 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function \old(n) and consists of 5 locations. The remainder module has 20 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 5.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 20 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 16 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18 IncrementalHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 9 mSDtfsCounter, 18 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital199 mio100 ax100 hnf100 lsp96 ukn49 mio100 lsp26 div100 bol100 ite100 ukn100 eq196 hnf91 smp100 dnf139 smp100 tf100 neg96 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 187ms VariablesStem: 3 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 565]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=1} State at position 1 is {\result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7f680afe=0, NULL=0, curr=0, NULL=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@46581da4=0, x=0, head=0, n=1, head=0, head=-1, head=-1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@46581da4=0, \result=-1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFieldReference@5973c8fb=0, n=1, x=-1, \old(n)=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2883d6c3=0, \result=0, x=-1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFieldReference@5973c8fb=0, x=0, curr=-1, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@237628a7=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7f680afe=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@237628a7=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 565]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L571] int n = __VERIFIER_nondet_int(); [L572] COND FALSE !(n < 1) [L575] CALL, EXPR new_cll(n) [L557] node_t* x = malloc(sizeof(node_t)); [L558] x->val = n [L559] CALL, EXPR new_lseg(x,n-1) [L548] COND TRUE n==0 [L549] return p; [L559] RET, EXPR new_lseg(x,n-1) [L559] x->next = new_lseg(x,n-1) [L560] return x; [L575] RET, EXPR new_cll(n) [L575] node_t* x = new_cll(n); [L576] CALL traverse(x) [L564] node_t* curr = head; Loop: [L565] COND TRUE curr != ((void *)0) [L566] EXPR curr->next [L566] curr = curr->next End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2021-11-22 16:04:34,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072fe72d-695e-4a14-96ec-9ebb18e5303f/bin/uautomizer-w2VwFs6gM0/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM)