./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-dietlibc/strdup.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-dietlibc/strdup.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt --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 eb36eb172eada83da57fd9fdc6a0c3dfe0bc61fe ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:41:08,968 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:41:08,970 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:41:09,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:41:09,010 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:41:09,011 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:41:09,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:41:09,017 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:41:09,020 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:41:09,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:41:09,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:41:09,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:41:09,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:41:09,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:41:09,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:41:09,031 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:41:09,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:41:09,034 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:41:09,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:41:09,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:41:09,050 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:41:09,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:41:09,059 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:41:09,060 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:41:09,070 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:41:09,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:41:09,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:41:09,075 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:41:09,076 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:41:09,078 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:41:09,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:41:09,080 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:41:09,083 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:41:09,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:41:09,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:41:09,086 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:41:09,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:41:09,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:41:09,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:41:09,092 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:41:09,093 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:41:09,095 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-13 00:41:09,149 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:41:09,149 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:41:09,150 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:41:09,151 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:41:09,152 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:41:09,153 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:41:09,153 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:41:09,153 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-13 00:41:09,154 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-13 00:41:09,154 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-13 00:41:09,155 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-13 00:41:09,155 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-13 00:41:09,156 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-13 00:41:09,156 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:41:09,156 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:41:09,157 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:41:09,157 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:41:09,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-13 00:41:09,157 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-13 00:41:09,158 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-13 00:41:09,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:41:09,158 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-13 00:41:09,159 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:41:09,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-13 00:41:09,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:41:09,159 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:41:09,161 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:41:09,162 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:41:09,162 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:41:09,164 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-13 00:41:09,164 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_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb36eb172eada83da57fd9fdc6a0c3dfe0bc61fe [2021-10-13 00:41:09,465 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:41:09,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:41:09,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:41:09,497 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:41:09,497 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:41:09,498 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/termination-dietlibc/strdup.i [2021-10-13 00:41:09,590 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/data/9cf7889fb/7a161509d8b2421698e1e51df86f7c7e/FLAGb6fc4a902 [2021-10-13 00:41:10,306 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:41:10,306 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/sv-benchmarks/c/termination-dietlibc/strdup.i [2021-10-13 00:41:10,321 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/data/9cf7889fb/7a161509d8b2421698e1e51df86f7c7e/FLAGb6fc4a902 [2021-10-13 00:41:10,587 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/data/9cf7889fb/7a161509d8b2421698e1e51df86f7c7e [2021-10-13 00:41:10,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:41:10,590 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:41:10,605 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:41:10,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:41:10,608 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:41:10,609 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:41:10" (1/1) ... [2021-10-13 00:41:10,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2df3c9c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:10, skipping insertion in model container [2021-10-13 00:41:10,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:41:10" (1/1) ... [2021-10-13 00:41:10,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:41:10,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:41:11,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:41:11,087 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:41:11,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:41:11,184 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:41:11,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:11 WrapperNode [2021-10-13 00:41:11,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:41:11,186 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:41:11,186 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:41:11,187 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:41:11,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:11" (1/1) ... [2021-10-13 00:41:11,211 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:11" (1/1) ... [2021-10-13 00:41:11,239 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:41:11,240 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:41:11,240 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:41:11,241 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:41:11,255 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:11" (1/1) ... [2021-10-13 00:41:11,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:11" (1/1) ... [2021-10-13 00:41:11,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:11" (1/1) ... [2021-10-13 00:41:11,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:11" (1/1) ... [2021-10-13 00:41:11,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:11" (1/1) ... [2021-10-13 00:41:11,295 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:11" (1/1) ... [2021-10-13 00:41:11,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:11" (1/1) ... [2021-10-13 00:41:11,300 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:41:11,301 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:41:11,302 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:41:11,302 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:41:11,316 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:11" (1/1) ... [2021-10-13 00:41:11,330 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:11,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:11,358 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:11,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-13 00:41:11,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 00:41:11,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 00:41:11,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-13 00:41:11,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:41:11,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 00:41:11,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:41:11,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:41:11,827 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:41:11,828 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-10-13 00:41:11,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:41:11 BoogieIcfgContainer [2021-10-13 00:41:11,830 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:41:11,831 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-13 00:41:11,831 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-13 00:41:11,839 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-13 00:41:11,841 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:41:11,841 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 12:41:10" (1/3) ... [2021-10-13 00:41:11,843 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@318ffeab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:41:11, skipping insertion in model container [2021-10-13 00:41:11,843 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:41:11,843 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:11" (2/3) ... [2021-10-13 00:41:11,845 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@318ffeab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:41:11, skipping insertion in model container [2021-10-13 00:41:11,845 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:41:11,845 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:41:11" (3/3) ... [2021-10-13 00:41:11,846 INFO L389 chiAutomizerObserver]: Analyzing ICFG strdup.i [2021-10-13 00:41:11,918 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-13 00:41:11,918 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-13 00:41:11,918 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-13 00:41:11,919 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-13 00:41:11,919 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-13 00:41:11,919 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-13 00:41:11,919 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-13 00:41:11,919 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-13 00:41:11,939 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:41:11,969 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-10-13 00:41:11,970 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:41:11,970 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:41:11,977 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-13 00:41:11,978 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-13 00:41:11,978 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-13 00:41:11,979 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:41:11,983 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-10-13 00:41:11,983 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:41:11,983 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:41:11,984 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-13 00:41:11,984 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-13 00:41:11,993 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 5#L-1true havoc main_#res;havoc main_#t~nondet12, main_#t~malloc13.base, main_#t~malloc13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_~in_len~0, main_~in~0.base, main_~in~0.offset;main_~in_len~0 := main_#t~nondet12;havoc main_#t~nondet12; 11#L528true assume !(main_~in_len~0 < 1);call main_#t~malloc13.base, main_#t~malloc13.offset := #Ultimate.allocOnStack(main_~in_len~0);main_~in~0.base, main_~in~0.offset := main_#t~malloc13.base, main_#t~malloc13.offset;call write~int(0, main_~in~0.base, main_~in~0.offset + (main_~in_len~0 - 1), 1);strdup_#in~s.base, strdup_#in~s.offset := main_~in~0.base, main_~in~0.offset;havoc strdup_#res.base, strdup_#res.offset;havoc strdup_#t~ret9, strdup_#t~malloc10.base, strdup_#t~malloc10.offset, strdup_#t~ret11.base, strdup_#t~ret11.offset, strdup_~s.base, strdup_~s.offset, strdup_~l~0, strdup_~tmp~0.base, strdup_~tmp~0.offset;strdup_~s.base, strdup_~s.offset := strdup_#in~s.base, strdup_#in~s.offset;strlen_#in~s.base, strlen_#in~s.offset := strdup_~s.base, strdup_~s.offset;havoc strlen_#res;havoc strlen_#t~pre7, strlen_#t~pre6.base, strlen_#t~pre6.offset, strlen_#t~mem8, strlen_~s.base, strlen_~s.offset, strlen_~i~0;strlen_~s.base, strlen_~s.offset := strlen_#in~s.base, strlen_#in~s.offset;havoc strlen_~i~0; 17#L516true assume !(strlen_~s.base == 0 && strlen_~s.offset == 0);strlen_~i~0 := 0; 14#L517-4true [2021-10-13 00:41:11,993 INFO L793 eck$LassoCheckResult]: Loop: 14#L517-4true call strlen_#t~mem8 := read~int(strlen_~s.base, strlen_~s.offset, 1); 7#L517-1true assume !!(0 != strlen_#t~mem8);havoc strlen_#t~mem8;strlen_#t~pre7 := 1 + strlen_~i~0;strlen_~i~0 := 1 + strlen_~i~0;havoc strlen_#t~pre7; 15#L517-3true strlen_#t~pre6.base, strlen_#t~pre6.offset := strlen_~s.base, 1 + strlen_~s.offset;strlen_~s.base, strlen_~s.offset := strlen_~s.base, 1 + strlen_~s.offset;havoc strlen_#t~pre6.base, strlen_#t~pre6.offset; 14#L517-4true [2021-10-13 00:41:12,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:12,008 INFO L82 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2021-10-13 00:41:12,019 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:12,020 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182819235] [2021-10-13 00:41:12,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:12,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:12,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:12,182 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:41:12,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:12,264 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:41:12,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:12,276 INFO L82 PathProgramCache]: Analyzing trace with hash 45841, now seen corresponding path program 1 times [2021-10-13 00:41:12,276 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:12,277 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880158291] [2021-10-13 00:41:12,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:12,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:12,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:12,285 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:41:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:12,293 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:41:12,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:12,295 INFO L82 PathProgramCache]: Analyzing trace with hash 1806906826, now seen corresponding path program 1 times [2021-10-13 00:41:12,295 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:12,295 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635871081] [2021-10-13 00:41:12,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:12,296 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:12,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:12,345 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:41:12,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:12,394 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:41:13,104 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:41:13,105 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:41:13,105 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:41:13,105 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:41:13,105 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 00:41:13,105 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:13,106 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:41:13,106 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:41:13,106 INFO L133 ssoRankerPreferences]: Filename of dumped script: strdup.i_Iteration1_Lasso [2021-10-13 00:41:13,106 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:41:13,107 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:41:13,134 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,143 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,147 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,150 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,174 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,180 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,183 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,187 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,193 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,205 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,478 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:13,917 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:41:13,922 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 00:41:13,924 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:13,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:13,926 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:13,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:13,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:13,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:13,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:13,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:13,949 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:13,952 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:13,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:13,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-13 00:41:13,969 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:14,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:14,013 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:14,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:14,015 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:14,025 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:14,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:14,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:14,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:14,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:14,037 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:14,039 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:14,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:14,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-13 00:41:14,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:14,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:14,096 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:14,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:14,097 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:14,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:14,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:14,113 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:14,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:14,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:14,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:14,115 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:14,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:14,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-13 00:41:14,117 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:14,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-10-13 00:41:14,153 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:14,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:14,155 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:14,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-13 00:41:14,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:14,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:14,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:14,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:14,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:14,169 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:14,169 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:14,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:14,196 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:14,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-10-13 00:41:14,232 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:14,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:14,234 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:14,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:14,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:14,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:14,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:14,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:14,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:14,250 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:14,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:14,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-13 00:41:14,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:14,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:14,306 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:14,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:14,311 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:14,321 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:14,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:14,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:14,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:14,332 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:14,336 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:41:14,336 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:41:14,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-13 00:41:14,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:14,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:14,393 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:14,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:14,394 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:14,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-13 00:41:14,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:14,407 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:14,407 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:14,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:14,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:14,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:14,409 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:14,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:14,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:14,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:14,444 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:14,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:14,445 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:14,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-13 00:41:14,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:14,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:14,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:14,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:14,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:14,456 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:14,457 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:14,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:14,461 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:14,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:14,483 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:14,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:14,484 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:14,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-13 00:41:14,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:14,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:14,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:14,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:14,494 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:14,497 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:41:14,497 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:41:14,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:14,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:14,568 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:14,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:14,570 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:14,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-13 00:41:14,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:14,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:14,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:14,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:14,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:14,587 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:41:14,587 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:41:14,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:14,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:14,625 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:14,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:14,629 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:14,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-13 00:41:14,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:14,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:14,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:14,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:14,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:14,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:14,644 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:14,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:14,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:14,675 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:14,675 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:14,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:14,676 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:14,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-13 00:41:14,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:14,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:14,686 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:14,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:14,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:14,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:14,687 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:14,687 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:14,700 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:14,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:14,724 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:14,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:14,725 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:14,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-13 00:41:14,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:14,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:14,737 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:14,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:14,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:14,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:14,739 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:14,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:14,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:14,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:14,801 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:14,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:14,804 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:14,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:14,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-13 00:41:14,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:14,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:14,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:14,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:14,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:14,824 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:14,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:14,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:14,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:14,849 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:14,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:14,850 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:14,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-13 00:41:14,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:14,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:14,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:14,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:14,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:14,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:14,864 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:14,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:14,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:14,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:14,926 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:14,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:14,928 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:14,934 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 [2021-10-13 00:41:14,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:14,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:14,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:14,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:14,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:14,946 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:14,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:14,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-13 00:41:14,960 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:14,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:14,986 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:14,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:14,987 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:14,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:14,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-13 00:41:14,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:14,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:14,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:14,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:14,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:14,998 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:14,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:15,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:15,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:15,033 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:15,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:15,034 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:15,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-13 00:41:15,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:15,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:15,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:15,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:15,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:15,044 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:15,045 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:15,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:15,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:15,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-10-13 00:41:15,069 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:15,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:15,070 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:15,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-13 00:41:15,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:15,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:15,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:15,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:15,083 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-13 00:41:15,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:15,085 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 00:41:15,085 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:15,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:15,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:15,113 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:15,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:15,114 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:15,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-13 00:41:15,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:15,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:15,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:15,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:15,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:15,130 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:41:15,130 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:41:15,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:15,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:15,190 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:15,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:15,193 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:15,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-13 00:41:15,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:15,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:15,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:15,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:15,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:15,211 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:41:15,211 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:41:15,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:15,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:15,239 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:15,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:15,240 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:15,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-13 00:41:15,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:15,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:15,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:15,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:15,250 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:15,257 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:41:15,257 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:41:15,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:15,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:15,310 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:15,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:15,311 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:15,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-13 00:41:15,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:15,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:15,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:15,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:15,322 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:15,338 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:41:15,338 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:41:15,360 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-13 00:41:15,402 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-10-13 00:41:15,403 INFO L444 ModelExtractionUtils]: 8 out of 31 variables were initially zero. Simplification set additionally 20 variables to zero. [2021-10-13 00:41:15,405 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:15,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:15,413 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:15,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-13 00:41:15,415 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-13 00:41:15,436 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-13 00:41:15,437 INFO L513 LassoAnalysis]: Proved termination. [2021-10-13 00:41:15,437 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc13.base)_1, ULTIMATE.start_strlen_~s.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc13.base)_1 - 1*ULTIMATE.start_strlen_~s.offset Supporting invariants [] [2021-10-13 00:41:15,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:15,488 INFO L297 tatePredicateManager]: 3 out of 4 supporting invariants were superfluous and have been removed [2021-10-13 00:41:15,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:15,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:41:15,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-13 00:41:15,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:41:15,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:41:15,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-13 00:41:15,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:41:15,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:41:15,735 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-10-13 00:41:15,737 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:41:15,834 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 45 states and 57 transitions. Complement of second has 7 states. [2021-10-13 00:41:15,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-13 00:41:15,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:41:15,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 37 transitions. [2021-10-13 00:41:15,839 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 4 letters. Loop has 3 letters. [2021-10-13 00:41:15,840 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:41:15,841 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 7 letters. Loop has 3 letters. [2021-10-13 00:41:15,841 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:41:15,841 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 4 letters. Loop has 6 letters. [2021-10-13 00:41:15,841 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:41:15,842 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 57 transitions. [2021-10-13 00:41:15,846 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-10-13 00:41:15,850 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 18 states and 21 transitions. [2021-10-13 00:41:15,851 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2021-10-13 00:41:15,851 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2021-10-13 00:41:15,852 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 21 transitions. [2021-10-13 00:41:15,852 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-13 00:41:15,852 INFO L681 BuchiCegarLoop]: Abstraction has 18 states and 21 transitions. [2021-10-13 00:41:15,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 21 transitions. [2021-10-13 00:41:15,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 14. [2021-10-13 00:41:15,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:41:15,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 17 transitions. [2021-10-13 00:41:15,883 INFO L704 BuchiCegarLoop]: Abstraction has 14 states and 17 transitions. [2021-10-13 00:41:15,883 INFO L587 BuchiCegarLoop]: Abstraction has 14 states and 17 transitions. [2021-10-13 00:41:15,883 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-13 00:41:15,883 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 17 transitions. [2021-10-13 00:41:15,884 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-13 00:41:15,884 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:41:15,885 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:41:15,885 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-13 00:41:15,885 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-13 00:41:15,886 INFO L791 eck$LassoCheckResult]: Stem: 134#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 135#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~malloc13.base, main_#t~malloc13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_~in_len~0, main_~in~0.base, main_~in~0.offset;main_~in_len~0 := main_#t~nondet12;havoc main_#t~nondet12; 132#L528 assume !(main_~in_len~0 < 1);call main_#t~malloc13.base, main_#t~malloc13.offset := #Ultimate.allocOnStack(main_~in_len~0);main_~in~0.base, main_~in~0.offset := main_#t~malloc13.base, main_#t~malloc13.offset;call write~int(0, main_~in~0.base, main_~in~0.offset + (main_~in_len~0 - 1), 1);strdup_#in~s.base, strdup_#in~s.offset := main_~in~0.base, main_~in~0.offset;havoc strdup_#res.base, strdup_#res.offset;havoc strdup_#t~ret9, strdup_#t~malloc10.base, strdup_#t~malloc10.offset, strdup_#t~ret11.base, strdup_#t~ret11.offset, strdup_~s.base, strdup_~s.offset, strdup_~l~0, strdup_~tmp~0.base, strdup_~tmp~0.offset;strdup_~s.base, strdup_~s.offset := strdup_#in~s.base, strdup_#in~s.offset;strlen_#in~s.base, strlen_#in~s.offset := strdup_~s.base, strdup_~s.offset;havoc strlen_#res;havoc strlen_#t~pre7, strlen_#t~pre6.base, strlen_#t~pre6.offset, strlen_#t~mem8, strlen_~s.base, strlen_~s.offset, strlen_~i~0;strlen_~s.base, strlen_~s.offset := strlen_#in~s.base, strlen_#in~s.offset;havoc strlen_~i~0; 133#L516 assume strlen_~s.base == 0 && strlen_~s.offset == 0;strlen_#res := 0; 144#L518 strdup_#t~ret9 := strlen_#res;strdup_~l~0 := 1 + strdup_#t~ret9;havoc strdup_#t~ret9;call strdup_#t~malloc10.base, strdup_#t~malloc10.offset := #Ultimate.allocOnHeap(strdup_~l~0);strdup_~tmp~0.base, strdup_~tmp~0.offset := strdup_#t~malloc10.base, strdup_#t~malloc10.offset;havoc strdup_#t~malloc10.base, strdup_#t~malloc10.offset; 136#L523 assume !(strdup_~tmp~0.base == 0 && strdup_~tmp~0.offset == 0);memcpy_#in~dst.base, memcpy_#in~dst.offset, memcpy_#in~src.base, memcpy_#in~src.offset, memcpy_#in~n := strdup_~tmp~0.base, strdup_~tmp~0.offset, strdup_~s.base, strdup_~s.offset, strdup_~l~0;havoc memcpy_#res.base, memcpy_#res.offset;havoc memcpy_#t~post3.base, memcpy_#t~post3.offset, memcpy_#t~post4.base, memcpy_#t~post4.offset, memcpy_#t~mem5, memcpy_#t~post2, memcpy_~dst.base, memcpy_~dst.offset, memcpy_~src.base, memcpy_~src.offset, memcpy_~n, memcpy_~res~0.base, memcpy_~res~0.offset, memcpy_~c1~0.base, memcpy_~c1~0.offset, memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~dst.base, memcpy_~dst.offset := memcpy_#in~dst.base, memcpy_#in~dst.offset;memcpy_~src.base, memcpy_~src.offset := memcpy_#in~src.base, memcpy_#in~src.offset;memcpy_~n := memcpy_#in~n;memcpy_~res~0.base, memcpy_~res~0.offset := memcpy_~dst.base, memcpy_~dst.offset;havoc memcpy_~c1~0.base, memcpy_~c1~0.offset;havoc memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~c1~0.base, memcpy_~c1~0.offset := memcpy_~dst.base, memcpy_~dst.offset;memcpy_~c2~0.base, memcpy_~c2~0.offset := memcpy_~src.base, memcpy_~src.offset; 137#L511-3 [2021-10-13 00:41:15,886 INFO L793 eck$LassoCheckResult]: Loop: 137#L511-3 memcpy_#t~post2 := memcpy_~n;memcpy_~n := memcpy_#t~post2 - 1; 145#L511-1 assume !!(0 != memcpy_#t~post2 % 4294967296);havoc memcpy_#t~post2;memcpy_#t~post3.base, memcpy_#t~post3.offset := memcpy_~c1~0.base, memcpy_~c1~0.offset;memcpy_~c1~0.base, memcpy_~c1~0.offset := memcpy_#t~post3.base, 1 + memcpy_#t~post3.offset;memcpy_#t~post4.base, memcpy_#t~post4.offset := memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~c2~0.base, memcpy_~c2~0.offset := memcpy_#t~post4.base, 1 + memcpy_#t~post4.offset;call memcpy_#t~mem5 := read~int(memcpy_#t~post4.base, memcpy_#t~post4.offset, 1);call write~int(memcpy_#t~mem5, memcpy_#t~post3.base, memcpy_#t~post3.offset, 1);havoc memcpy_#t~post3.base, memcpy_#t~post3.offset;havoc memcpy_#t~post4.base, memcpy_#t~post4.offset;havoc memcpy_#t~mem5; 137#L511-3 [2021-10-13 00:41:15,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:15,887 INFO L82 PathProgramCache]: Analyzing trace with hash 889569803, now seen corresponding path program 1 times [2021-10-13 00:41:15,887 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:15,887 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38899888] [2021-10-13 00:41:15,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:15,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:15,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:41:15,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:41:15,952 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:41:15,952 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38899888] [2021-10-13 00:41:15,953 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38899888] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:41:15,953 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:41:15,953 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:41:15,954 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231868519] [2021-10-13 00:41:15,956 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-13 00:41:15,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:15,957 INFO L82 PathProgramCache]: Analyzing trace with hash 2214, now seen corresponding path program 1 times [2021-10-13 00:41:15,957 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:15,957 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018375359] [2021-10-13 00:41:15,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:15,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:15,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:15,984 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:41:15,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:15,995 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:41:16,128 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:41:16,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:41:16,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:41:16,138 INFO L87 Difference]: Start difference. First operand 14 states and 17 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:41:16,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:41:16,152 INFO L93 Difference]: Finished difference Result 14 states and 16 transitions. [2021-10-13 00:41:16,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:41:16,153 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 16 transitions. [2021-10-13 00:41:16,157 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-13 00:41:16,158 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 14 states and 16 transitions. [2021-10-13 00:41:16,158 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2021-10-13 00:41:16,158 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2021-10-13 00:41:16,158 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 16 transitions. [2021-10-13 00:41:16,158 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-13 00:41:16,158 INFO L681 BuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2021-10-13 00:41:16,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 16 transitions. [2021-10-13 00:41:16,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2021-10-13 00:41:16,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 13 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:41:16,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2021-10-13 00:41:16,162 INFO L704 BuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2021-10-13 00:41:16,162 INFO L587 BuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2021-10-13 00:41:16,162 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-13 00:41:16,162 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 16 transitions. [2021-10-13 00:41:16,163 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-13 00:41:16,164 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:41:16,164 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:41:16,166 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:41:16,166 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-13 00:41:16,167 INFO L791 eck$LassoCheckResult]: Stem: 168#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 169#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~malloc13.base, main_#t~malloc13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_~in_len~0, main_~in~0.base, main_~in~0.offset;main_~in_len~0 := main_#t~nondet12;havoc main_#t~nondet12; 166#L528 assume !(main_~in_len~0 < 1);call main_#t~malloc13.base, main_#t~malloc13.offset := #Ultimate.allocOnStack(main_~in_len~0);main_~in~0.base, main_~in~0.offset := main_#t~malloc13.base, main_#t~malloc13.offset;call write~int(0, main_~in~0.base, main_~in~0.offset + (main_~in_len~0 - 1), 1);strdup_#in~s.base, strdup_#in~s.offset := main_~in~0.base, main_~in~0.offset;havoc strdup_#res.base, strdup_#res.offset;havoc strdup_#t~ret9, strdup_#t~malloc10.base, strdup_#t~malloc10.offset, strdup_#t~ret11.base, strdup_#t~ret11.offset, strdup_~s.base, strdup_~s.offset, strdup_~l~0, strdup_~tmp~0.base, strdup_~tmp~0.offset;strdup_~s.base, strdup_~s.offset := strdup_#in~s.base, strdup_#in~s.offset;strlen_#in~s.base, strlen_#in~s.offset := strdup_~s.base, strdup_~s.offset;havoc strlen_#res;havoc strlen_#t~pre7, strlen_#t~pre6.base, strlen_#t~pre6.offset, strlen_#t~mem8, strlen_~s.base, strlen_~s.offset, strlen_~i~0;strlen_~s.base, strlen_~s.offset := strlen_#in~s.base, strlen_#in~s.offset;havoc strlen_~i~0; 167#L516 assume !(strlen_~s.base == 0 && strlen_~s.offset == 0);strlen_~i~0 := 0; 172#L517-4 call strlen_#t~mem8 := read~int(strlen_~s.base, strlen_~s.offset, 1); 174#L517-1 assume !(0 != strlen_#t~mem8);havoc strlen_#t~mem8; 176#L517-5 strlen_#res := strlen_~i~0; 178#L518 strdup_#t~ret9 := strlen_#res;strdup_~l~0 := 1 + strdup_#t~ret9;havoc strdup_#t~ret9;call strdup_#t~malloc10.base, strdup_#t~malloc10.offset := #Ultimate.allocOnHeap(strdup_~l~0);strdup_~tmp~0.base, strdup_~tmp~0.offset := strdup_#t~malloc10.base, strdup_#t~malloc10.offset;havoc strdup_#t~malloc10.base, strdup_#t~malloc10.offset; 170#L523 assume !(strdup_~tmp~0.base == 0 && strdup_~tmp~0.offset == 0);memcpy_#in~dst.base, memcpy_#in~dst.offset, memcpy_#in~src.base, memcpy_#in~src.offset, memcpy_#in~n := strdup_~tmp~0.base, strdup_~tmp~0.offset, strdup_~s.base, strdup_~s.offset, strdup_~l~0;havoc memcpy_#res.base, memcpy_#res.offset;havoc memcpy_#t~post3.base, memcpy_#t~post3.offset, memcpy_#t~post4.base, memcpy_#t~post4.offset, memcpy_#t~mem5, memcpy_#t~post2, memcpy_~dst.base, memcpy_~dst.offset, memcpy_~src.base, memcpy_~src.offset, memcpy_~n, memcpy_~res~0.base, memcpy_~res~0.offset, memcpy_~c1~0.base, memcpy_~c1~0.offset, memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~dst.base, memcpy_~dst.offset := memcpy_#in~dst.base, memcpy_#in~dst.offset;memcpy_~src.base, memcpy_~src.offset := memcpy_#in~src.base, memcpy_#in~src.offset;memcpy_~n := memcpy_#in~n;memcpy_~res~0.base, memcpy_~res~0.offset := memcpy_~dst.base, memcpy_~dst.offset;havoc memcpy_~c1~0.base, memcpy_~c1~0.offset;havoc memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~c1~0.base, memcpy_~c1~0.offset := memcpy_~dst.base, memcpy_~dst.offset;memcpy_~c2~0.base, memcpy_~c2~0.offset := memcpy_~src.base, memcpy_~src.offset; 171#L511-3 [2021-10-13 00:41:16,167 INFO L793 eck$LassoCheckResult]: Loop: 171#L511-3 memcpy_#t~post2 := memcpy_~n;memcpy_~n := memcpy_#t~post2 - 1; 179#L511-1 assume !!(0 != memcpy_#t~post2 % 4294967296);havoc memcpy_#t~post2;memcpy_#t~post3.base, memcpy_#t~post3.offset := memcpy_~c1~0.base, memcpy_~c1~0.offset;memcpy_~c1~0.base, memcpy_~c1~0.offset := memcpy_#t~post3.base, 1 + memcpy_#t~post3.offset;memcpy_#t~post4.base, memcpy_#t~post4.offset := memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~c2~0.base, memcpy_~c2~0.offset := memcpy_#t~post4.base, 1 + memcpy_#t~post4.offset;call memcpy_#t~mem5 := read~int(memcpy_#t~post4.base, memcpy_#t~post4.offset, 1);call write~int(memcpy_#t~mem5, memcpy_#t~post3.base, memcpy_#t~post3.offset, 1);havoc memcpy_#t~post3.base, memcpy_#t~post3.offset;havoc memcpy_#t~post4.base, memcpy_#t~post4.offset;havoc memcpy_#t~mem5; 171#L511-3 [2021-10-13 00:41:16,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:16,172 INFO L82 PathProgramCache]: Analyzing trace with hash 1270617397, now seen corresponding path program 1 times [2021-10-13 00:41:16,173 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:16,173 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436424513] [2021-10-13 00:41:16,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:16,173 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:16,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:16,220 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:41:16,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:16,259 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:41:16,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:16,260 INFO L82 PathProgramCache]: Analyzing trace with hash 2214, now seen corresponding path program 2 times [2021-10-13 00:41:16,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:16,260 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616662527] [2021-10-13 00:41:16,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:16,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:16,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:16,269 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:41:16,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:16,278 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:41:16,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:16,279 INFO L82 PathProgramCache]: Analyzing trace with hash 1292607706, now seen corresponding path program 1 times [2021-10-13 00:41:16,279 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:16,280 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080799747] [2021-10-13 00:41:16,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:16,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:16,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:16,308 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:41:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:16,347 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:41:16,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:17,616 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:41:17,616 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:41:17,616 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:41:17,616 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:41:17,616 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 00:41:17,616 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:17,616 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:41:17,616 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:41:17,617 INFO L133 ssoRankerPreferences]: Filename of dumped script: strdup.i_Iteration3_Lasso [2021-10-13 00:41:17,617 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:41:17,617 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:41:17,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:17,630 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:17,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:17,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:17,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:17,639 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:17,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:17,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:17,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:17,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:17,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:17,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:17,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:17,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:17,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:17,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:17,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:17,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:18,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:18,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:18,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:18,388 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:18,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:18,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:18,393 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:18,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:19,659 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:41:19,665 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 00:41:19,665 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:19,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:19,668 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:19,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-13 00:41:19,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:19,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:19,682 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:19,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:19,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:19,682 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:19,683 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:19,683 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:19,692 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:19,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:19,712 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:19,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:19,714 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:19,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-13 00:41:19,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:19,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:19,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:19,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:19,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:19,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:19,723 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:19,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:19,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:19,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-10-13 00:41:19,746 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:19,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:19,747 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:19,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-13 00:41:19,750 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:19,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:19,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:19,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:19,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:19,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:19,761 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:19,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:19,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:19,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:19,785 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:19,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:19,786 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:19,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-13 00:41:19,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:19,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:19,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:19,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:19,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:19,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:19,798 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:19,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:19,812 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:19,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-10-13 00:41:19,833 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:19,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:19,834 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:19,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-13 00:41:19,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:19,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:19,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:19,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:19,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:19,843 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:19,844 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:19,844 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:19,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:19,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-10-13 00:41:19,868 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:19,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:19,869 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:19,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-13 00:41:19,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:19,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:19,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:19,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:19,879 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:19,888 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:41:19,888 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:41:19,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:19,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:19,953 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:19,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:19,954 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:19,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:19,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-13 00:41:19,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:19,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:19,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:19,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:19,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:19,968 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:19,968 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:19,969 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:19,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:19,991 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:19,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:19,992 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:19,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-13 00:41:19,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:20,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:20,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:20,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:20,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:20,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:20,002 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:20,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:20,004 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:20,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:20,024 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:20,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:20,025 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:20,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-13 00:41:20,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:20,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:20,034 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:20,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:20,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:20,035 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:20,047 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:20,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:20,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:20,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:20,070 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:20,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:20,072 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:20,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-13 00:41:20,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:20,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:20,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:20,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:20,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:20,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:20,082 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:20,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:20,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:20,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-10-13 00:41:20,108 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:20,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:20,109 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:20,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-13 00:41:20,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:20,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:20,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:20,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:20,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:20,121 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:20,122 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:20,122 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:20,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:20,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-10-13 00:41:20,146 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:20,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:20,147 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:20,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-13 00:41:20,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:20,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:20,158 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:20,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:20,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:20,158 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:20,158 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:20,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:20,164 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:20,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-10-13 00:41:20,185 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:20,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:20,186 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:20,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:20,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-13 00:41:20,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:20,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:20,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:20,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:20,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:20,198 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:20,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:20,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:20,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-10-13 00:41:20,242 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:20,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:20,244 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:20,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-13 00:41:20,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:20,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:20,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:20,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:20,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:20,256 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:20,256 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:20,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:20,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:20,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:20,278 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:20,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:20,279 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:20,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-13 00:41:20,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:20,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:20,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:20,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:20,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:20,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:20,292 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:20,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:20,294 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:20,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:20,317 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:20,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:20,318 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:20,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-13 00:41:20,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:20,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:20,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:20,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:20,329 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:20,330 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:41:20,330 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:41:20,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:20,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-10-13 00:41:20,356 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:20,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:20,357 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:20,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-13 00:41:20,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:20,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:20,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:20,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:20,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:20,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:20,366 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:20,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:20,367 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:20,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-10-13 00:41:20,388 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:20,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:20,390 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:20,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-10-13 00:41:20,401 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:20,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:20,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:20,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:20,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:20,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:20,410 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:20,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:20,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:20,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-10-13 00:41:20,435 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:20,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:20,436 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:20,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-10-13 00:41:20,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:20,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:20,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:20,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:20,446 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:20,450 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:41:20,450 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:41:20,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:20,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:20,510 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:20,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:20,511 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:20,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:20,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:20,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:20,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:20,531 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:20,534 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:41:20,534 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:41:20,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-10-13 00:41:20,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:20,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:20,600 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:20,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:20,602 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:20,605 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 [2021-10-13 00:41:20,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:20,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:20,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:20,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:20,621 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:41:20,621 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:41:20,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-10-13 00:41:20,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:20,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-10-13 00:41:20,668 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:20,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:20,669 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:20,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-10-13 00:41:20,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:20,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:20,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:20,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:20,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:20,681 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:41:20,681 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:41:20,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:20,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:20,741 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:20,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:20,744 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:20,747 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 [2021-10-13 00:41:20,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:20,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:20,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:20,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:20,760 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:41:20,760 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:41:20,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-10-13 00:41:20,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:20,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:20,789 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:20,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:20,789 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:20,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-10-13 00:41:20,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:20,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:20,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:20,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:20,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:20,826 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:41:20,826 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:41:20,869 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-13 00:41:20,990 INFO L443 ModelExtractionUtils]: Simplification made 35 calls to the SMT solver. [2021-10-13 00:41:20,990 INFO L444 ModelExtractionUtils]: 26 out of 73 variables were initially zero. Simplification set additionally 42 variables to zero. [2021-10-13 00:41:20,991 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:20,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:20,991 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:20,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-10-13 00:41:20,993 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-13 00:41:21,005 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-10-13 00:41:21,005 INFO L513 LassoAnalysis]: Proved termination. [2021-10-13 00:41:21,005 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_memcpy_~c2~0.offset) = -2*ULTIMATE.start_memcpy_~c2~0.offset + 1 Supporting invariants [-1*v_rep(select #length ULTIMATE.start_memcpy_~c1~0.base)_1 + 1 >= 0] [2021-10-13 00:41:21,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:21,095 INFO L297 tatePredicateManager]: 17 out of 19 supporting invariants were superfluous and have been removed [2021-10-13 00:41:21,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:21,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:41:21,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 35 conjunts are in the unsatisfiable core [2021-10-13 00:41:21,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:41:21,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-10-13 00:41:21,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:41:21,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-13 00:41:21,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:41:21,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:41:21,500 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.6 stem predicates 1 loop predicates [2021-10-13 00:41:21,500 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 16 transitions. cyclomatic complexity: 4 Second operand has 8 states, 8 states have (on average 1.375) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:41:21,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:21,697 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 16 transitions. cyclomatic complexity: 4. Second operand has 8 states, 8 states have (on average 1.375) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 26 states and 29 transitions. Complement of second has 11 states. [2021-10-13 00:41:21,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 6 stem states 1 non-accepting loop states 2 accepting loop states [2021-10-13 00:41:21,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.375) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:41:21,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 20 transitions. [2021-10-13 00:41:21,698 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 20 transitions. Stem has 9 letters. Loop has 2 letters. [2021-10-13 00:41:21,698 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:41:21,698 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 20 transitions. Stem has 11 letters. Loop has 2 letters. [2021-10-13 00:41:21,698 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:41:21,699 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 20 transitions. Stem has 9 letters. Loop has 4 letters. [2021-10-13 00:41:21,699 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:41:21,699 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 29 transitions. [2021-10-13 00:41:21,700 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-13 00:41:21,701 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 18 states and 19 transitions. [2021-10-13 00:41:21,701 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2021-10-13 00:41:21,701 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2021-10-13 00:41:21,701 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 19 transitions. [2021-10-13 00:41:21,701 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-13 00:41:21,701 INFO L681 BuchiCegarLoop]: Abstraction has 18 states and 19 transitions. [2021-10-13 00:41:21,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 19 transitions. [2021-10-13 00:41:21,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 14. [2021-10-13 00:41:21,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 13 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:41:21,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 15 transitions. [2021-10-13 00:41:21,703 INFO L704 BuchiCegarLoop]: Abstraction has 14 states and 15 transitions. [2021-10-13 00:41:21,703 INFO L587 BuchiCegarLoop]: Abstraction has 14 states and 15 transitions. [2021-10-13 00:41:21,703 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-13 00:41:21,704 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 15 transitions. [2021-10-13 00:41:21,704 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-13 00:41:21,704 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:41:21,704 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:41:21,705 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:41:21,705 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-13 00:41:21,705 INFO L791 eck$LassoCheckResult]: Stem: 365#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 366#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~malloc13.base, main_#t~malloc13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_~in_len~0, main_~in~0.base, main_~in~0.offset;main_~in_len~0 := main_#t~nondet12;havoc main_#t~nondet12; 363#L528 assume !(main_~in_len~0 < 1);call main_#t~malloc13.base, main_#t~malloc13.offset := #Ultimate.allocOnStack(main_~in_len~0);main_~in~0.base, main_~in~0.offset := main_#t~malloc13.base, main_#t~malloc13.offset;call write~int(0, main_~in~0.base, main_~in~0.offset + (main_~in_len~0 - 1), 1);strdup_#in~s.base, strdup_#in~s.offset := main_~in~0.base, main_~in~0.offset;havoc strdup_#res.base, strdup_#res.offset;havoc strdup_#t~ret9, strdup_#t~malloc10.base, strdup_#t~malloc10.offset, strdup_#t~ret11.base, strdup_#t~ret11.offset, strdup_~s.base, strdup_~s.offset, strdup_~l~0, strdup_~tmp~0.base, strdup_~tmp~0.offset;strdup_~s.base, strdup_~s.offset := strdup_#in~s.base, strdup_#in~s.offset;strlen_#in~s.base, strlen_#in~s.offset := strdup_~s.base, strdup_~s.offset;havoc strlen_#res;havoc strlen_#t~pre7, strlen_#t~pre6.base, strlen_#t~pre6.offset, strlen_#t~mem8, strlen_~s.base, strlen_~s.offset, strlen_~i~0;strlen_~s.base, strlen_~s.offset := strlen_#in~s.base, strlen_#in~s.offset;havoc strlen_~i~0; 364#L516 assume !(strlen_~s.base == 0 && strlen_~s.offset == 0);strlen_~i~0 := 0; 369#L517-4 call strlen_#t~mem8 := read~int(strlen_~s.base, strlen_~s.offset, 1); 370#L517-1 assume !!(0 != strlen_#t~mem8);havoc strlen_#t~mem8;strlen_#t~pre7 := 1 + strlen_~i~0;strlen_~i~0 := 1 + strlen_~i~0;havoc strlen_#t~pre7; 374#L517-3 strlen_#t~pre6.base, strlen_#t~pre6.offset := strlen_~s.base, 1 + strlen_~s.offset;strlen_~s.base, strlen_~s.offset := strlen_~s.base, 1 + strlen_~s.offset;havoc strlen_#t~pre6.base, strlen_#t~pre6.offset; 371#L517-4 call strlen_#t~mem8 := read~int(strlen_~s.base, strlen_~s.offset, 1); 372#L517-1 assume !(0 != strlen_#t~mem8);havoc strlen_#t~mem8; 373#L517-5 strlen_#res := strlen_~i~0; 375#L518 strdup_#t~ret9 := strlen_#res;strdup_~l~0 := 1 + strdup_#t~ret9;havoc strdup_#t~ret9;call strdup_#t~malloc10.base, strdup_#t~malloc10.offset := #Ultimate.allocOnHeap(strdup_~l~0);strdup_~tmp~0.base, strdup_~tmp~0.offset := strdup_#t~malloc10.base, strdup_#t~malloc10.offset;havoc strdup_#t~malloc10.base, strdup_#t~malloc10.offset; 367#L523 assume !(strdup_~tmp~0.base == 0 && strdup_~tmp~0.offset == 0);memcpy_#in~dst.base, memcpy_#in~dst.offset, memcpy_#in~src.base, memcpy_#in~src.offset, memcpy_#in~n := strdup_~tmp~0.base, strdup_~tmp~0.offset, strdup_~s.base, strdup_~s.offset, strdup_~l~0;havoc memcpy_#res.base, memcpy_#res.offset;havoc memcpy_#t~post3.base, memcpy_#t~post3.offset, memcpy_#t~post4.base, memcpy_#t~post4.offset, memcpy_#t~mem5, memcpy_#t~post2, memcpy_~dst.base, memcpy_~dst.offset, memcpy_~src.base, memcpy_~src.offset, memcpy_~n, memcpy_~res~0.base, memcpy_~res~0.offset, memcpy_~c1~0.base, memcpy_~c1~0.offset, memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~dst.base, memcpy_~dst.offset := memcpy_#in~dst.base, memcpy_#in~dst.offset;memcpy_~src.base, memcpy_~src.offset := memcpy_#in~src.base, memcpy_#in~src.offset;memcpy_~n := memcpy_#in~n;memcpy_~res~0.base, memcpy_~res~0.offset := memcpy_~dst.base, memcpy_~dst.offset;havoc memcpy_~c1~0.base, memcpy_~c1~0.offset;havoc memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~c1~0.base, memcpy_~c1~0.offset := memcpy_~dst.base, memcpy_~dst.offset;memcpy_~c2~0.base, memcpy_~c2~0.offset := memcpy_~src.base, memcpy_~src.offset; 368#L511-3 [2021-10-13 00:41:21,705 INFO L793 eck$LassoCheckResult]: Loop: 368#L511-3 memcpy_#t~post2 := memcpy_~n;memcpy_~n := memcpy_#t~post2 - 1; 376#L511-1 assume !!(0 != memcpy_#t~post2 % 4294967296);havoc memcpy_#t~post2;memcpy_#t~post3.base, memcpy_#t~post3.offset := memcpy_~c1~0.base, memcpy_~c1~0.offset;memcpy_~c1~0.base, memcpy_~c1~0.offset := memcpy_#t~post3.base, 1 + memcpy_#t~post3.offset;memcpy_#t~post4.base, memcpy_#t~post4.offset := memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~c2~0.base, memcpy_~c2~0.offset := memcpy_#t~post4.base, 1 + memcpy_#t~post4.offset;call memcpy_#t~mem5 := read~int(memcpy_#t~post4.base, memcpy_#t~post4.offset, 1);call write~int(memcpy_#t~mem5, memcpy_#t~post3.base, memcpy_#t~post3.offset, 1);havoc memcpy_#t~post3.base, memcpy_#t~post3.offset;havoc memcpy_#t~post4.base, memcpy_#t~post4.offset;havoc memcpy_#t~mem5; 368#L511-3 [2021-10-13 00:41:21,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:21,706 INFO L82 PathProgramCache]: Analyzing trace with hash -1230807917, now seen corresponding path program 1 times [2021-10-13 00:41:21,706 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:21,706 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615750294] [2021-10-13 00:41:21,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:21,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:21,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:21,748 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:41:21,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:21,782 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:41:21,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:21,786 INFO L82 PathProgramCache]: Analyzing trace with hash 2214, now seen corresponding path program 3 times [2021-10-13 00:41:21,786 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:21,786 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61890292] [2021-10-13 00:41:21,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:21,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:21,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:21,797 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:41:21,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:21,811 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:41:21,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:21,813 INFO L82 PathProgramCache]: Analyzing trace with hash -1690400584, now seen corresponding path program 1 times [2021-10-13 00:41:21,813 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:21,813 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972856403] [2021-10-13 00:41:21,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:21,814 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:21,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:21,856 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:41:21,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:21,890 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:41:23,015 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:41:23,015 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:41:23,015 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:41:23,015 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:41:23,015 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 00:41:23,015 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:23,015 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:41:23,015 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:41:23,016 INFO L133 ssoRankerPreferences]: Filename of dumped script: strdup.i_Iteration4_Lasso [2021-10-13 00:41:23,016 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:41:23,016 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:41:23,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,041 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,043 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,046 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,052 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,054 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,057 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,059 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,061 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,063 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,082 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:23,892 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:41:25,039 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:41:25,039 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 00:41:25,039 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:25,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:25,056 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:25,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-10-13 00:41:25,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:25,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:25,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:25,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:25,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:25,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:25,070 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:25,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:25,080 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:25,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:25,121 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:25,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:25,122 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:25,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-10-13 00:41:25,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:25,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:25,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:25,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:25,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:25,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:25,135 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:25,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:25,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:25,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:25,160 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:25,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:25,161 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:25,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-10-13 00:41:25,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:25,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:25,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:25,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:25,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:25,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:25,172 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:25,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:25,173 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:25,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:25,197 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:25,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:25,198 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:25,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-10-13 00:41:25,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:25,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:25,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:25,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:25,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:25,210 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:25,210 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:25,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:25,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:25,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-10-13 00:41:25,260 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:25,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:25,261 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:25,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:25,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:25,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:25,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:25,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:25,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:25,281 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:25,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:25,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-10-13 00:41:25,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:25,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:25,344 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:25,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:25,348 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:25,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:25,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:25,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:25,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:25,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:25,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:25,364 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:25,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:25,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-10-13 00:41:25,374 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:25,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:25,413 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:25,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:25,414 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:25,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:25,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-10-13 00:41:25,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:25,428 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:25,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:25,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:25,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:25,429 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:25,429 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:25,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:25,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:25,480 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:25,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:25,481 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:25,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-10-13 00:41:25,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:25,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:25,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:25,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:25,492 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:25,494 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:41:25,494 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:41:25,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:25,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-10-13 00:41:25,521 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:25,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:25,522 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:25,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-10-13 00:41:25,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:25,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:25,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:25,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:25,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:25,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:25,533 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:25,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:25,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:25,564 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:25,565 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:25,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:25,565 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:25,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-10-13 00:41:25,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:25,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:25,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:25,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:25,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:25,577 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:41:25,578 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:41:25,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:25,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-10-13 00:41:25,632 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:25,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:25,633 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:25,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-10-13 00:41:25,636 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 [2021-10-13 00:41:25,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:25,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:25,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:25,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:25,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:25,646 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:25,646 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:25,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:25,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:25,671 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:25,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:25,672 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:25,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-10-13 00:41:25,674 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:25,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:25,683 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:25,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:25,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:25,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:25,684 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:25,684 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:25,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:25,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:25,710 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:25,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:25,711 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:25,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-10-13 00:41:25,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:25,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:25,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:25,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:25,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:25,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:25,723 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:25,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:25,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:25,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-10-13 00:41:25,752 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:25,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:25,753 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:25,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-10-13 00:41:25,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:25,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:25,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:25,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:25,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:25,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:25,774 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:25,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:25,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:25,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-10-13 00:41:25,798 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:25,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:25,799 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:25,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-10-13 00:41:25,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:25,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:25,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:25,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:25,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:25,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:25,810 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:25,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:25,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:25,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-10-13 00:41:25,835 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:25,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:25,835 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:25,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-10-13 00:41:25,837 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 [2021-10-13 00:41:25,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:25,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:25,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:25,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:25,846 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:25,847 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:25,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:25,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:25,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-10-13 00:41:25,883 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:25,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:25,884 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:25,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-10-13 00:41:25,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:25,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:25,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:25,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:25,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:25,897 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:25,898 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:25,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:25,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:25,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-10-13 00:41:25,926 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:25,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:25,927 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:25,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-10-13 00:41:25,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:25,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:25,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:25,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:25,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:25,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:25,958 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:25,958 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:25,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:25,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-10-13 00:41:25,984 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:25,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:25,985 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:26,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:26,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:26,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:26,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:26,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:26,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:26,025 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:26,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:26,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-10-13 00:41:26,046 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:26,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:26,089 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:26,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:26,090 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:26,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:26,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:26,104 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:26,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:26,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:26,105 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:26,105 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:26,105 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:26,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-10-13 00:41:26,116 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:26,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-10-13 00:41:26,154 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:26,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:26,155 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:26,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-10-13 00:41:26,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:26,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:26,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:26,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:26,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:26,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:26,166 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:26,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:26,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:26,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-10-13 00:41:26,191 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:26,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:26,192 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:26,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-10-13 00:41:26,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:26,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:26,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:26,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:26,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:26,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:26,204 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:26,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:26,205 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:26,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-10-13 00:41:26,229 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:26,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:26,230 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:26,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-10-13 00:41:26,232 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:26,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:26,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:26,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:26,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:26,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:26,241 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:26,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:26,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:26,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-10-13 00:41:26,265 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:26,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:26,266 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:26,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:26,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-10-13 00:41:26,276 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:26,276 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:26,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:26,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:26,277 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:26,277 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:26,277 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:26,280 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:26,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-10-13 00:41:26,302 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:26,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:26,303 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:26,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-10-13 00:41:26,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:26,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:26,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:41:26,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:26,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:26,313 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:26,313 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:41:26,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:41:26,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:41:26,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-10-13 00:41:26,338 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:26,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:26,339 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:26,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-10-13 00:41:26,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:41:26,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:41:26,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:41:26,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:41:26,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:41:26,374 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:41:26,374 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:41:26,423 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-13 00:41:26,512 INFO L443 ModelExtractionUtils]: Simplification made 22 calls to the SMT solver. [2021-10-13 00:41:26,512 INFO L444 ModelExtractionUtils]: 53 out of 76 variables were initially zero. Simplification set additionally 20 variables to zero. [2021-10-13 00:41:26,513 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:26,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:26,513 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:26,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-10-13 00:41:26,515 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-13 00:41:26,525 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-13 00:41:26,525 INFO L513 LassoAnalysis]: Proved termination. [2021-10-13 00:41:26,526 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_memcpy_~c2~0.offset, v_rep(select #length ULTIMATE.start_memcpy_~c1~0.base)_2) = -1*ULTIMATE.start_memcpy_~c2~0.offset + 1*v_rep(select #length ULTIMATE.start_memcpy_~c1~0.base)_2 Supporting invariants [] [2021-10-13 00:41:26,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:26,648 INFO L297 tatePredicateManager]: 23 out of 24 supporting invariants were superfluous and have been removed [2021-10-13 00:41:26,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:26,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:41:26,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 25 conjunts are in the unsatisfiable core [2021-10-13 00:41:26,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:41:26,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:41:26,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-13 00:41:26,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:41:26,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:41:26,946 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 1 loop predicates [2021-10-13 00:41:26,947 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 15 transitions. cyclomatic complexity: 3 Second operand has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:41:27,008 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 15 transitions. cyclomatic complexity: 3. Second operand has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 18 states and 20 transitions. Complement of second has 7 states. [2021-10-13 00:41:27,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 4 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-13 00:41:27,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:41:27,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 16 transitions. [2021-10-13 00:41:27,010 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 16 transitions. Stem has 12 letters. Loop has 2 letters. [2021-10-13 00:41:27,010 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:41:27,010 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 16 transitions. Stem has 14 letters. Loop has 2 letters. [2021-10-13 00:41:27,011 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:41:27,011 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 16 transitions. Stem has 12 letters. Loop has 4 letters. [2021-10-13 00:41:27,011 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:41:27,012 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 20 transitions. [2021-10-13 00:41:27,013 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:41:27,013 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 0 states and 0 transitions. [2021-10-13 00:41:27,013 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-13 00:41:27,013 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-13 00:41:27,013 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-13 00:41:27,014 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:41:27,014 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:41:27,014 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:41:27,014 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:41:27,014 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-10-13 00:41:27,014 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:41:27,015 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:41:27,015 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-13 00:41:27,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 12:41:27 BoogieIcfgContainer [2021-10-13 00:41:27,022 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-13 00:41:27,022 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:41:27,023 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:41:27,023 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:41:27,023 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:41:11" (3/4) ... [2021-10-13 00:41:27,027 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 00:41:27,027 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:41:27,029 INFO L168 Benchmark]: Toolchain (without parser) took 16437.38 ms. Allocated memory was 96.5 MB in the beginning and 195.0 MB in the end (delta: 98.6 MB). Free memory was 62.8 MB in the beginning and 113.6 MB in the end (delta: -50.8 MB). Peak memory consumption was 47.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:41:27,029 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 96.5 MB. Free memory is still 49.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:41:27,030 INFO L168 Benchmark]: CACSL2BoogieTranslator took 580.94 ms. Allocated memory was 96.5 MB in the beginning and 125.8 MB in the end (delta: 29.4 MB). Free memory was 62.6 MB in the beginning and 96.0 MB in the end (delta: -33.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:41:27,031 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.18 ms. Allocated memory is still 125.8 MB. Free memory was 96.0 MB in the beginning and 94.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:41:27,031 INFO L168 Benchmark]: Boogie Preprocessor took 60.45 ms. Allocated memory is still 125.8 MB. Free memory was 94.0 MB in the beginning and 92.4 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:41:27,032 INFO L168 Benchmark]: RCFGBuilder took 528.81 ms. Allocated memory is still 125.8 MB. Free memory was 92.4 MB in the beginning and 81.4 MB in the end (delta: 11.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 00:41:27,032 INFO L168 Benchmark]: BuchiAutomizer took 15190.66 ms. Allocated memory was 125.8 MB in the beginning and 195.0 MB in the end (delta: 69.2 MB). Free memory was 81.0 MB in the beginning and 114.6 MB in the end (delta: -33.6 MB). Peak memory consumption was 37.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:41:27,032 INFO L168 Benchmark]: Witness Printer took 4.85 ms. Allocated memory is still 195.0 MB. Free memory is still 113.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:41:27,035 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 96.5 MB. Free memory is still 49.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 580.94 ms. Allocated memory was 96.5 MB in the beginning and 125.8 MB in the end (delta: 29.4 MB). Free memory was 62.6 MB in the beginning and 96.0 MB in the end (delta: -33.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 53.18 ms. Allocated memory is still 125.8 MB. Free memory was 96.0 MB in the beginning and 94.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 60.45 ms. Allocated memory is still 125.8 MB. Free memory was 94.0 MB in the beginning and 92.4 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 528.81 ms. Allocated memory is still 125.8 MB. Free memory was 92.4 MB in the beginning and 81.4 MB in the end (delta: 11.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 15190.66 ms. Allocated memory was 125.8 MB in the beginning and 195.0 MB in the end (delta: 69.2 MB). Free memory was 81.0 MB in the beginning and 114.6 MB in the end (delta: -33.6 MB). Peak memory consumption was 37.4 MB. Max. memory is 16.1 GB. * Witness Printer took 4.85 ms. Allocated memory is still 195.0 MB. Free memory is still 113.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (1 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (in_len)] + -1 * s and consists of 5 locations. One deterministic module has affine ranking function -2 * c2 + 1 and consists of 9 locations. One deterministic module has affine ranking function unknown-#length-unknown[c1] + -1 * c2 and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 15.1s and 5 iterations. TraceHistogramMax:2. Analysis of lassos took 13.6s. Construction of modules took 0.0s. Büchi inclusion checks took 1.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 3. Automata minimization 18.5ms AutomataMinimizationTime, 3 MinimizatonAttempts, 8 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 14 states and ocurred in iteration 1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 40 SDtfs, 60 SDslu, 44 SDs, 0 SdLazy, 61 SolverSat, 24 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 92.4ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital221 mio100 ax100 hnf100 lsp94 ukn95 mio100 lsp50 div119 bol100 ite100 ukn100 eq191 hnf82 smp95 dnf100 smp100 tf100 neg99 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 48ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-13 00:41:27,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-10-13 00:41:27,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5789da0c-016a-428a-bc4c-c0d47175586c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...