./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/b.01-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/b.01-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3 --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 db71d1710cedf453bf2260811ea52ff2239c8a78 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-15 20:05:51,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 20:05:51,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 20:05:51,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 20:05:51,863 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 20:05:51,867 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 20:05:51,870 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 20:05:51,875 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 20:05:51,878 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 20:05:51,885 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 20:05:51,886 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 20:05:51,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 20:05:51,890 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 20:05:51,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 20:05:51,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 20:05:51,902 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 20:05:51,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 20:05:51,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 20:05:51,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 20:05:51,919 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 20:05:51,921 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 20:05:51,923 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 20:05:51,927 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 20:05:51,929 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 20:05:51,940 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 20:05:51,941 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 20:05:51,941 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 20:05:51,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 20:05:51,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 20:05:51,947 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 20:05:51,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 20:05:51,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 20:05:51,951 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 20:05:51,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 20:05:51,955 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 20:05:51,956 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 20:05:51,957 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 20:05:51,957 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 20:05:51,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 20:05:51,959 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 20:05:51,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 20:05:51,961 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-15 20:05:52,018 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 20:05:52,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 20:05:52,019 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 20:05:52,020 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 20:05:52,022 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 20:05:52,022 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 20:05:52,022 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 20:05:52,023 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-15 20:05:52,023 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-15 20:05:52,023 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-15 20:05:52,025 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-15 20:05:52,025 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-15 20:05:52,025 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-15 20:05:52,026 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 20:05:52,026 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-15 20:05:52,026 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 20:05:52,026 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 20:05:52,027 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-15 20:05:52,027 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-15 20:05:52,027 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-15 20:05:52,028 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 20:05:52,028 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-15 20:05:52,028 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 20:05:52,028 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-15 20:05:52,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 20:05:52,029 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 20:05:52,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 20:05:52,030 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 20:05:52,030 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 20:05:52,032 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-15 20:05:52,032 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_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db71d1710cedf453bf2260811ea52ff2239c8a78 [2021-10-15 20:05:52,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 20:05:52,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 20:05:52,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 20:05:52,418 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 20:05:52,419 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 20:05:52,420 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/termination-memory-alloca/b.01-alloca.i [2021-10-15 20:05:52,544 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/data/85d762599/69357271f00a4797910cb84ec9575b64/FLAG467692eae [2021-10-15 20:05:53,260 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 20:05:53,264 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/sv-benchmarks/c/termination-memory-alloca/b.01-alloca.i [2021-10-15 20:05:53,279 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/data/85d762599/69357271f00a4797910cb84ec9575b64/FLAG467692eae [2021-10-15 20:05:53,519 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/data/85d762599/69357271f00a4797910cb84ec9575b64 [2021-10-15 20:05:53,522 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 20:05:53,524 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 20:05:53,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 20:05:53,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 20:05:53,531 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 20:05:53,532 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:05:53" (1/1) ... [2021-10-15 20:05:53,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a9411c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:05:53, skipping insertion in model container [2021-10-15 20:05:53,534 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:05:53" (1/1) ... [2021-10-15 20:05:53,543 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 20:05:53,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 20:05:53,947 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:05:53,958 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 20:05:54,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:05:54,073 INFO L208 MainTranslator]: Completed translation [2021-10-15 20:05:54,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:05:54 WrapperNode [2021-10-15 20:05:54,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 20:05:54,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 20:05:54,076 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 20:05:54,076 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 20:05:54,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:05:54" (1/1) ... [2021-10-15 20:05:54,119 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:05:54" (1/1) ... [2021-10-15 20:05:54,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 20:05:54,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 20:05:54,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 20:05:54,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 20:05:54,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:05:54" (1/1) ... [2021-10-15 20:05:54,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:05:54" (1/1) ... [2021-10-15 20:05:54,189 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:05:54" (1/1) ... [2021-10-15 20:05:54,190 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:05:54" (1/1) ... [2021-10-15 20:05:54,195 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:05:54" (1/1) ... [2021-10-15 20:05:54,199 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:05:54" (1/1) ... [2021-10-15 20:05:54,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:05:54" (1/1) ... [2021-10-15 20:05:54,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 20:05:54,205 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 20:05:54,205 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 20:05:54,206 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 20:05:54,209 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:05:54" (1/1) ... [2021-10-15 20:05:54,220 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:54,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:05:54,256 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:05:54,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-15 20:05:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-15 20:05:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-15 20:05:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 20:05:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-15 20:05:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 20:05:54,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 20:05:54,652 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 20:05:54,653 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-15 20:05:54,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:05:54 BoogieIcfgContainer [2021-10-15 20:05:54,656 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 20:05:54,657 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-15 20:05:54,657 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-15 20:05:54,662 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-15 20:05:54,663 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-15 20:05:54,663 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.10 08:05:53" (1/3) ... [2021-10-15 20:05:54,665 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6b356b3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.10 08:05:54, skipping insertion in model container [2021-10-15 20:05:54,665 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-15 20:05:54,665 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:05:54" (2/3) ... [2021-10-15 20:05:54,666 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6b356b3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.10 08:05:54, skipping insertion in model container [2021-10-15 20:05:54,666 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-15 20:05:54,667 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:05:54" (3/3) ... [2021-10-15 20:05:54,669 INFO L389 chiAutomizerObserver]: Analyzing ICFG b.01-alloca.i [2021-10-15 20:05:54,725 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-15 20:05:54,726 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-15 20:05:54,726 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-15 20:05:54,726 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-15 20:05:54,726 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-15 20:05:54,726 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-15 20:05:54,727 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-15 20:05:54,727 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-15 20:05:54,743 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-15 20:05:54,765 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-15 20:05:54,766 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-15 20:05:54,766 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-15 20:05:54,773 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-15 20:05:54,773 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-15 20:05:54,773 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-15 20:05:54,774 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-15 20:05:54,775 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-15 20:05:54,775 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-15 20:05:54,776 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-15 20:05:54,776 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-15 20:05:54,776 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-15 20:05:54,784 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 9#L-1true havoc main_#res;havoc main_#t~nondet9, main_#t~nondet10, main_#t~ret11;test_fun_#in~x, test_fun_#in~y := main_#t~nondet9, main_#t~nondet10;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~mem7, test_fun_#t~mem5, test_fun_#t~mem6, test_fun_#t~mem8, test_fun_~x, test_fun_~y, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 6#L555-3true [2021-10-15 20:05:54,784 INFO L793 eck$LassoCheckResult]: Loop: 6#L555-3true call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem6 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 10#L555-1true assume !!(test_fun_#t~mem5 > test_fun_#t~mem6);havoc test_fun_#t~mem5;havoc test_fun_#t~mem6;call test_fun_#t~mem7 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_#t~mem7 - 1, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);havoc test_fun_#t~mem7; 6#L555-3true [2021-10-15 20:05:54,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 20:05:54,791 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-10-15 20:05:54,801 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 20:05:54,802 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743295008] [2021-10-15 20:05:54,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 20:05:54,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 20:05:54,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:05:54,955 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 20:05:55,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:05:55,060 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 20:05:55,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 20:05:55,070 INFO L82 PathProgramCache]: Analyzing trace with hash 1190, now seen corresponding path program 1 times [2021-10-15 20:05:55,071 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 20:05:55,071 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141189140] [2021-10-15 20:05:55,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 20:05:55,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 20:05:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:05:55,099 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 20:05:55,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:05:55,113 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 20:05:55,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 20:05:55,116 INFO L82 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2021-10-15 20:05:55,116 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 20:05:55,116 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598035639] [2021-10-15 20:05:55,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 20:05:55,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 20:05:55,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:05:55,154 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 20:05:55,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:05:55,199 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 20:05:56,401 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 20:05:56,402 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 20:05:56,402 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 20:05:56,402 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 20:05:56,402 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-15 20:05:56,403 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:56,403 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 20:05:56,403 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 20:05:56,403 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.01-alloca.i_Iteration1_Lasso [2021-10-15 20:05:56,404 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 20:05:56,404 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 20:05:56,445 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:05:56,453 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:05:56,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:05:56,461 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:05:56,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:05:56,468 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:05:56,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:05:56,477 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:05:56,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:05:56,486 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:05:56,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:05:56,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:05:56,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:05:56,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:05:57,473 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 20:05:57,483 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-15 20:05:57,485 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:57,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:05:57,492 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:05:57,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-15 20:05:57,503 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 [2021-10-15 20:05:57,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:05:57,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:05:57,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:05:57,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:05:57,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:05:57,522 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 20:05:57,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:05:57,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:05:57,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-15 20:05:57,582 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:57,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:05:57,584 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:05:57,598 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 [2021-10-15 20:05:57,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:05:57,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:05:57,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:05:57,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:05:57,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:05:57,614 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 20:05:57,614 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:05:57,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-15 20:05:57,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:05:57,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-10-15 20:05:57,660 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:57,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:05:57,663 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:05:57,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-15 20:05:57,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:05:57,696 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:05:57,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:05:57,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:05:57,696 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:05:57,702 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:05:57,702 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:05:57,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:05:57,766 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-15 20:05:57,767 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:57,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:05:57,772 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:05:57,779 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 [2021-10-15 20:05:57,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:05:57,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:05:57,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:05:57,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:05:57,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:05:57,792 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 20:05:57,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:05:57,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-15 20:05:57,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:05:57,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-15 20:05:57,854 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:57,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:05:57,856 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:05:57,863 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 [2021-10-15 20:05:57,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:05:57,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:05:57,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:05:57,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:05:57,878 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:05:57,878 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:05:57,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-15 20:05:57,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:05:57,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-15 20:05:57,930 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:57,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:05:57,933 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:05:57,936 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 [2021-10-15 20:05:57,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:05:57,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:05:57,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:05:57,949 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:05:57,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-15 20:05:57,952 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:05:57,952 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:05:57,972 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:05:58,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-10-15 20:05:58,002 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:58,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:05:58,003 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:05:58,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-15 20:05:58,006 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 [2021-10-15 20:05:58,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:05:58,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:05:58,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:05:58,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:05:58,025 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:05:58,025 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:05:58,029 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:05:58,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-15 20:05:58,058 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:58,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:05:58,059 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:05:58,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-15 20:05:58,062 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 [2021-10-15 20:05:58,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:05:58,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:05:58,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:05:58,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:05:58,073 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:05:58,074 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 20:05:58,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:05:58,102 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:05:58,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-15 20:05:58,146 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:58,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:05:58,148 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:05:58,169 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 [2021-10-15 20:05:58,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:05:58,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:05:58,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:05:58,181 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:05:58,184 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:05:58,184 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:05:58,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-15 20:05:58,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:05:58,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-15 20:05:58,245 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:58,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:05:58,246 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:05:58,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-15 20:05:58,263 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 [2021-10-15 20:05:58,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:05:58,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:05:58,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:05:58,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:05:58,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:05:58,273 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 20:05:58,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:05:58,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:05:58,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-15 20:05:58,301 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:58,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:05:58,303 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:05:58,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-15 20:05:58,308 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 [2021-10-15 20:05:58,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:05:58,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:05:58,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:05:58,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:05:58,322 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:05:58,322 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:05:58,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:05:58,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-15 20:05:58,367 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:58,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:05:58,370 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:05:58,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-15 20:05:58,376 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 [2021-10-15 20:05:58,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:05:58,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:05:58,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:05:58,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:05:58,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:05:58,387 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 20:05:58,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:05:58,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:05:58,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-15 20:05:58,422 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:58,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:05:58,423 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:05:58,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-15 20:05:58,425 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 [2021-10-15 20:05:58,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:05:58,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:05:58,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:05:58,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:05:58,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:05:58,435 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 20:05:58,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:05:58,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:05:58,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-15 20:05:58,467 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:58,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:05:58,468 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:05:58,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-15 20:05:58,474 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 [2021-10-15 20:05:58,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:05:58,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:05:58,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:05:58,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:05:58,504 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:05:58,504 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:05:58,528 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:05:58,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-15 20:05:58,574 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:58,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:05:58,576 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:05:58,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-15 20:05:58,588 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 [2021-10-15 20:05:58,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:05:58,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:05:58,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:05:58,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:05:58,607 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:05:58,607 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:05:58,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:05:58,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-15 20:05:58,665 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:58,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:05:58,668 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:05:58,676 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 [2021-10-15 20:05:58,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:05:58,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:05:58,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:05:58,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:05:58,698 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:05:58,699 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:05:58,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-15 20:05:58,715 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:05:58,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-15 20:05:58,751 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:58,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:05:58,752 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:05:58,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-15 20:05:58,757 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 [2021-10-15 20:05:58,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:05:58,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:05:58,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:05:58,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:05:58,772 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:05:58,772 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:05:58,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:05:58,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-15 20:05:58,801 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:58,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:05:58,803 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:05:58,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-15 20:05:58,808 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 [2021-10-15 20:05:58,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:05:58,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:05:58,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:05:58,818 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:05:58,820 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:05:58,820 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:05:58,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:05:58,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-15 20:05:58,867 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:58,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:05:58,868 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:05:58,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-15 20:05:58,872 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 [2021-10-15 20:05:58,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:05:58,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:05:58,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:05:58,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:05:58,889 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:05:58,889 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:05:58,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:05:58,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-15 20:05:58,946 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:58,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:05:58,948 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:05:58,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-15 20:05:58,949 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 [2021-10-15 20:05:58,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:05:58,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:05:58,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:05:58,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:05:58,966 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:05:58,967 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:05:58,980 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-15 20:05:59,053 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2021-10-15 20:05:59,053 INFO L444 ModelExtractionUtils]: 8 out of 28 variables were initially zero. Simplification set additionally 15 variables to zero. [2021-10-15 20:05:59,055 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:05:59,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:05:59,072 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:05:59,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-15 20:05:59,093 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-15 20:05:59,115 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-10-15 20:05:59,115 INFO L513 LassoAnalysis]: Proved termination. [2021-10-15 20:05:59,116 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_fun_~y, v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0.base) ULTIMATE.start_test_fun_~x_ref~0.offset)_1) = -1*ULTIMATE.start_test_fun_~y + 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0.base) ULTIMATE.start_test_fun_~x_ref~0.offset)_1 Supporting invariants [-1*ULTIMATE.start_test_fun_~y + 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0.base) ULTIMATE.start_test_fun_~y_ref~0.offset)_1 >= 0] [2021-10-15 20:05:59,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-15 20:05:59,280 INFO L297 tatePredicateManager]: 20 out of 21 supporting invariants were superfluous and have been removed [2021-10-15 20:05:59,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 20:05:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-15 20:05:59,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-15 20:05:59,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-15 20:05:59,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-15 20:05:59,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-15 20:05:59,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-15 20:05:59,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-15 20:05:59,498 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-15 20:05:59,500 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2021-10-15 20:05:59,562 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 21 states and 23 transitions. Complement of second has 7 states. [2021-10-15 20:05:59,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-15 20:05:59,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2021-10-15 20:05:59,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 14 transitions. [2021-10-15 20:05:59,571 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 2 letters. Loop has 2 letters. [2021-10-15 20:05:59,571 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-15 20:05:59,571 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 4 letters. Loop has 2 letters. [2021-10-15 20:05:59,571 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-15 20:05:59,572 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 2 letters. Loop has 4 letters. [2021-10-15 20:05:59,572 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-15 20:05:59,572 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 23 transitions. [2021-10-15 20:05:59,574 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-15 20:05:59,577 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 0 states and 0 transitions. [2021-10-15 20:05:59,578 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-15 20:05:59,579 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-15 20:05:59,579 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-15 20:05:59,579 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-15 20:05:59,579 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-15 20:05:59,579 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-15 20:05:59,579 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-15 20:05:59,579 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-15 20:05:59,579 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-15 20:05:59,580 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-15 20:05:59,580 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-15 20:05:59,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.10 08:05:59 BoogieIcfgContainer [2021-10-15 20:05:59,585 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-15 20:05:59,586 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-15 20:05:59,586 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-15 20:05:59,586 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-15 20:05:59,587 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:05:54" (3/4) ... [2021-10-15 20:05:59,590 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-15 20:05:59,590 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-15 20:05:59,592 INFO L168 Benchmark]: Toolchain (without parser) took 6067.23 ms. Allocated memory was 92.3 MB in the beginning and 138.4 MB in the end (delta: 46.1 MB). Free memory was 57.1 MB in the beginning and 70.7 MB in the end (delta: -13.6 MB). Peak memory consumption was 33.7 MB. Max. memory is 16.1 GB. [2021-10-15 20:05:59,593 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 92.3 MB. Free memory was 62.3 MB in the beginning and 62.2 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:05:59,594 INFO L168 Benchmark]: CACSL2BoogieTranslator took 548.42 ms. Allocated memory was 92.3 MB in the beginning and 115.3 MB in the end (delta: 23.1 MB). Free memory was 57.0 MB in the beginning and 87.1 MB in the end (delta: -30.1 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. [2021-10-15 20:05:59,595 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.13 ms. Allocated memory is still 115.3 MB. Free memory was 87.1 MB in the beginning and 85.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-15 20:05:59,596 INFO L168 Benchmark]: Boogie Preprocessor took 50.09 ms. Allocated memory is still 115.3 MB. Free memory was 85.5 MB in the beginning and 84.4 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-15 20:05:59,596 INFO L168 Benchmark]: RCFGBuilder took 450.95 ms. Allocated memory is still 115.3 MB. Free memory was 84.0 MB in the beginning and 74.3 MB in the end (delta: 9.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-15 20:05:59,597 INFO L168 Benchmark]: BuchiAutomizer took 4927.98 ms. Allocated memory was 115.3 MB in the beginning and 138.4 MB in the end (delta: 23.1 MB). Free memory was 74.3 MB in the beginning and 70.7 MB in the end (delta: 3.6 MB). Peak memory consumption was 30.0 MB. Max. memory is 16.1 GB. [2021-10-15 20:05:59,598 INFO L168 Benchmark]: Witness Printer took 4.96 ms. Allocated memory is still 138.4 MB. Free memory is still 70.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:05:59,602 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 92.3 MB. Free memory was 62.3 MB in the beginning and 62.2 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 548.42 ms. Allocated memory was 92.3 MB in the beginning and 115.3 MB in the end (delta: 23.1 MB). Free memory was 57.0 MB in the beginning and 87.1 MB in the end (delta: -30.1 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 77.13 ms. Allocated memory is still 115.3 MB. Free memory was 87.1 MB in the beginning and 85.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 50.09 ms. Allocated memory is still 115.3 MB. Free memory was 85.5 MB in the beginning and 84.4 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 450.95 ms. Allocated memory is still 115.3 MB. Free memory was 84.0 MB in the beginning and 74.3 MB in the end (delta: 9.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 4927.98 ms. Allocated memory was 115.3 MB in the beginning and 138.4 MB in the end (delta: 23.1 MB). Free memory was 74.3 MB in the beginning and 70.7 MB in the end (delta: 3.6 MB). Peak memory consumption was 30.0 MB. Max. memory is 16.1 GB. * Witness Printer took 4.96 ms. Allocated memory is still 138.4 MB. Free memory is still 70.7 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 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * y + unknown-#memory_int-unknown[x_ref][x_ref] and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 5 SDtfs, 6 SDslu, 6 SDs, 0 SdLazy, 9 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.5ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital250 mio100 ax107 hnf100 lsp89 ukn65 mio100 lsp38 div100 bol100 ite100 ukn100 eq165 hnf90 smp90 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 59ms 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! [2021-10-15 20:05:59,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-15 20:05:59,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa738c4-e229-4cc5-bdd0-8cc2c382ed83/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...