./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-dietlibc/atoll.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-dietlibc/atoll.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1849c06b179083c369313cf272270b67fc1636c9c7866b3ad84df4b97e6276ed ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:03:01,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:03:01,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:03:01,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:03:01,781 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:03:01,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:03:01,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:03:01,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:03:01,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:03:01,806 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:03:01,808 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:03:01,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:03:01,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:03:01,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:03:01,818 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:03:01,829 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:03:01,832 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:03:01,833 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:03:01,836 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:03:01,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:03:01,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:03:01,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:03:01,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:03:01,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:03:01,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:03:01,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:03:01,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:03:01,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:03:01,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:03:01,875 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:03:01,876 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:03:01,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:03:01,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:03:01,882 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:03:01,884 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:03:01,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:03:01,886 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:03:01,887 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:03:01,887 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:03:01,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:03:01,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:03:01,891 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-28 23:03:01,956 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:03:01,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:03:01,960 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:03:01,960 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:03:01,962 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:03:01,963 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:03:01,963 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:03:01,963 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 23:03:01,964 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 23:03:01,964 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 23:03:01,965 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 23:03:01,966 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 23:03:01,966 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 23:03:01,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:03:01,967 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:03:01,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:03:01,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:03:01,968 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 23:03:01,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 23:03:01,968 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 23:03:01,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:03:01,969 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 23:03:01,969 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:03:01,969 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 23:03:01,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:03:01,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:03:01,972 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:03:01,973 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:03:01,973 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:03:01,975 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 23:03:01,975 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_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1849c06b179083c369313cf272270b67fc1636c9c7866b3ad84df4b97e6276ed [2021-10-28 23:03:02,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:03:02,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:03:02,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:03:02,423 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:03:02,424 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:03:02,425 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/termination-dietlibc/atoll.i [2021-10-28 23:03:02,524 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/data/c7eae3b2d/333028237e4048b9b4f1e8c28ae707e3/FLAG6a8d41e71 [2021-10-28 23:03:03,062 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:03:03,063 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/sv-benchmarks/c/termination-dietlibc/atoll.i [2021-10-28 23:03:03,078 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/data/c7eae3b2d/333028237e4048b9b4f1e8c28ae707e3/FLAG6a8d41e71 [2021-10-28 23:03:03,377 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/data/c7eae3b2d/333028237e4048b9b4f1e8c28ae707e3 [2021-10-28 23:03:03,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:03:03,381 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:03:03,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:03:03,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:03:03,388 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:03:03,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:03:03" (1/1) ... [2021-10-28 23:03:03,391 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dd9c23a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:03, skipping insertion in model container [2021-10-28 23:03:03,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:03:03" (1/1) ... [2021-10-28 23:03:03,399 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:03:03,457 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:03:03,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:03:03,805 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:03:03,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:03:03,927 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:03:03,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:03 WrapperNode [2021-10-28 23:03:03,928 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:03:03,929 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:03:03,929 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:03:03,930 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:03:03,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:03" (1/1) ... [2021-10-28 23:03:03,957 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:03" (1/1) ... [2021-10-28 23:03:03,992 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:03:03,993 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:03:03,993 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:03:03,993 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:03:04,003 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:03" (1/1) ... [2021-10-28 23:03:04,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:03" (1/1) ... [2021-10-28 23:03:04,007 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:03" (1/1) ... [2021-10-28 23:03:04,008 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:03" (1/1) ... [2021-10-28 23:03:04,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:03" (1/1) ... [2021-10-28 23:03:04,030 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:03" (1/1) ... [2021-10-28 23:03:04,032 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:03" (1/1) ... [2021-10-28 23:03:04,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:03:04,037 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:03:04,037 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:03:04,038 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:03:04,039 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:03" (1/1) ... [2021-10-28 23:03:04,058 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:03:04,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:03:04,095 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:03:04,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 23:03:04,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 23:03:04,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 23:03:04,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:03:04,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 23:03:04,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:03:04,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:03:04,418 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:03:04,418 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-10-28 23:03:04,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:03:04 BoogieIcfgContainer [2021-10-28 23:03:04,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:03:04,422 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 23:03:04,422 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 23:03:04,426 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 23:03:04,427 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:03:04,428 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 11:03:03" (1/3) ... [2021-10-28 23:03:04,430 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@47d7ec60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:03:04, skipping insertion in model container [2021-10-28 23:03:04,430 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:03:04,430 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:03" (2/3) ... [2021-10-28 23:03:04,431 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@47d7ec60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:03:04, skipping insertion in model container [2021-10-28 23:03:04,431 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:03:04,431 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:03:04" (3/3) ... [2021-10-28 23:03:04,433 INFO L389 chiAutomizerObserver]: Analyzing ICFG atoll.i [2021-10-28 23:03:04,523 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 23:03:04,523 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 23:03:04,523 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 23:03:04,524 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 23:03:04,524 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 23:03:04,524 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 23:03:04,524 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 23:03:04,524 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 23:03:04,540 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 19 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:04,563 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-10-28 23:03:04,563 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:03:04,563 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:03:04,570 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 23:03:04,570 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 23:03:04,570 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 23:03:04,571 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 19 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:04,574 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-10-28 23:03:04,574 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:03:04,574 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:03:04,575 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 23:03:04,575 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 23:03:04,583 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 7#L-1true havoc main_#res;havoc main_#t~nondet13, main_#t~malloc14.base, main_#t~malloc14.offset, main_#t~ret15, main_~in_len~0, main_~in~0.base, main_~in~0.offset;main_~in_len~0 := main_#t~nondet13;havoc main_#t~nondet13; 11#L521true assume !(main_~in_len~0 < 1);call main_#t~malloc14.base, main_#t~malloc14.offset := #Ultimate.allocOnStack(main_~in_len~0);main_~in~0.base, main_~in~0.offset := main_#t~malloc14.base, main_#t~malloc14.offset;call write~int(0, main_~in~0.base, main_~in~0.offset + (main_~in_len~0 - 1), 1);atoll_#in~s.base, atoll_#in~s.offset := main_~in~0.base, main_~in~0.offset;havoc atoll_#res;havoc atoll_#t~pre3.base, atoll_#t~pre3.offset, atoll_#t~mem2, atoll_#t~mem4, atoll_#t~switch5, atoll_#t~pre6.base, atoll_#t~pre6.offset, atoll_#t~mem10, atoll_#t~pre11.base, atoll_#t~pre11.offset, atoll_#t~mem7, atoll_#t~mem8, atoll_#t~short9, atoll_#t~ite12, atoll_~s.base, atoll_~s.offset, atoll_~v~0, atoll_~sign~0;atoll_~s.base, atoll_~s.offset := atoll_#in~s.base, atoll_#in~s.offset;atoll_~v~0 := 0;atoll_~sign~0 := 1; 15#L509-3true [2021-10-28 23:03:04,583 INFO L793 eck$LassoCheckResult]: Loop: 15#L509-3true call atoll_#t~mem2 := read~int(atoll_~s.base, atoll_~s.offset, 1); 18#L509-1true assume !!(32 == atoll_#t~mem2);havoc atoll_#t~mem2;atoll_#t~pre3.base, atoll_#t~pre3.offset := atoll_~s.base, 1 + atoll_~s.offset;atoll_~s.base, atoll_~s.offset := atoll_~s.base, 1 + atoll_~s.offset;havoc atoll_#t~pre3.base, atoll_#t~pre3.offset; 15#L509-3true [2021-10-28 23:03:04,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:03:04,590 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2021-10-28 23:03:04,600 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:03:04,601 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861448805] [2021-10-28 23:03:04,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:03:04,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:03:04,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:03:04,733 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:03:04,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:03:04,807 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:03:04,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:03:04,832 INFO L85 PathProgramCache]: Analyzing trace with hash 1350, now seen corresponding path program 1 times [2021-10-28 23:03:04,832 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:03:04,832 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885863876] [2021-10-28 23:03:04,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:03:04,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:03:04,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:03:04,850 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:03:04,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:03:04,865 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:03:04,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:03:04,876 INFO L85 PathProgramCache]: Analyzing trace with hash 28695849, now seen corresponding path program 1 times [2021-10-28 23:03:04,877 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:03:04,877 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975479977] [2021-10-28 23:03:04,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:03:04,878 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:03:04,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:03:04,929 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:03:04,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:03:04,982 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:03:05,601 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:03:05,602 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:03:05,602 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:03:05,602 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:03:05,602 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:03:05,603 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:03:05,603 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:03:05,603 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:03:05,603 INFO L133 ssoRankerPreferences]: Filename of dumped script: atoll.i_Iteration1_Lasso [2021-10-28 23:03:05,603 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:03:05,604 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:03:05,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:05,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:05,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:05,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:05,645 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:05,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:05,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:05,655 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:05,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:05,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:05,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:05,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:05,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:05,674 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:05,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:05,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:05,912 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:05,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:05,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:05,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:05,928 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:05,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:05,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:03:06,357 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:03:06,362 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:03:06,364 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:03:06,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:03:06,367 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:03:06,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:03:06,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:03:06,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:03:06,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:03:06,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:03:06,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:03:06,392 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:03:06,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:03:06,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 23:03:06,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:03:06,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:03:06,465 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:03:06,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:03:06,466 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:03:06,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:03:06,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:03:06,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:03:06,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 23:03:06,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:03:06,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:03:06,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:03:06,505 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:03:06,505 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:03:06,516 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:03:06,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:03:06,562 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:03:06,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:03:06,567 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:03:06,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 23:03:06,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:03:06,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:03:06,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:03:06,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:03:06,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:03:06,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:03:06,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:03:06,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:03:06,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:03:06,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-10-28 23:03:06,642 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:03:06,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:03:06,644 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:03:06,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 23:03:06,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:03:06,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:03:06,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:03:06,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:03:06,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:03:06,667 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:03:06,668 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:03:06,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:03:06,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 23:03:06,730 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:03:06,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:03:06,733 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:03:06,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:03:06,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:03:06,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:03:06,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:03:06,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:03:06,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:03:06,753 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:03:06,753 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:03:06,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 23:03:06,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:03:06,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 23:03:06,808 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:03:06,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:03:06,815 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:03:06,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 23:03:06,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:03:06,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:03:06,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:03:06,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:03:06,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:03:06,831 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:03:06,832 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:03:06,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:03:06,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:03:06,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 23:03:06,878 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:03:06,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:03:06,885 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:03:06,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 23:03:06,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:03:06,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:03:06,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:03:06,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:03:06,901 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:03:06,911 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:03:06,912 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:03:06,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:03:06,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 23:03:06,969 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:03:06,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:03:06,971 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:03:06,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:03:06,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:03:06,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:03:06,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:03:06,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:03:06,995 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:03:06,996 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:03:07,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 23:03:07,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:03:07,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 23:03:07,061 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:03:07,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:03:07,063 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:03:07,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 23:03:07,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:03:07,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:03:07,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:03:07,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:03:07,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:03:07,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:03:07,078 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:03:07,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:03:07,111 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:03:07,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 23:03:07,139 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:03:07,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:03:07,140 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:03:07,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 23:03:07,143 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:03:07,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:03:07,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:03:07,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:03:07,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:03:07,153 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:03:07,154 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:03:07,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:03:07,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:03:07,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 23:03:07,207 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:03:07,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:03:07,209 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:03:07,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 23:03:07,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:03:07,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:03:07,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:03:07,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:03:07,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:03:07,234 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:03:07,234 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:03:07,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:03:07,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 23:03:07,293 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:03:07,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:03:07,294 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:03:07,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 23:03:07,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:03:07,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:03:07,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:03:07,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:03:07,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:03:07,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:03:07,316 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:03:07,316 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:03:07,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:03:07,376 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 23:03:07,376 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:03:07,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:03:07,378 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:03:07,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:03:07,397 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:03:07,397 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:03:07,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:03:07,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:03:07,397 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:03:07,398 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:03:07,398 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:03:07,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 23:03:07,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:03:07,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 23:03:07,445 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:03:07,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:03:07,446 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:03:07,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 23:03:07,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:03:07,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:03:07,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:03:07,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:03:07,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:03:07,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:03:07,460 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:03:07,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:03:07,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:03:07,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 23:03:07,514 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:03:07,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:03:07,520 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:03:07,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:03:07,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:03:07,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:03:07,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:03:07,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:03:07,550 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:03:07,550 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:03:07,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 23:03:07,575 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:03:07,607 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2021-10-28 23:03:07,608 INFO L444 ModelExtractionUtils]: 5 out of 25 variables were initially zero. Simplification set additionally 17 variables to zero. [2021-10-28 23:03:07,610 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:03:07,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:03:07,611 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:03:07,614 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:03:07,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 23:03:07,640 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 23:03:07,640 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:03:07,641 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_atoll_~s.offset, v_rep(select #length ULTIMATE.start_atoll_~s.base)_1) = -1*ULTIMATE.start_atoll_~s.offset + 1*v_rep(select #length ULTIMATE.start_atoll_~s.base)_1 Supporting invariants [] [2021-10-28 23:03:07,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 23:03:07,685 INFO L297 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2021-10-28 23:03:07,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:03:07,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:03:07,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:03:07,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:03:07,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:03:07,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 23:03:07,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:03:07,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:03:07,837 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-28 23:03:07,839 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 19 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 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 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:07,935 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 19 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 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 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 57 states and 79 transitions. Complement of second has 7 states. [2021-10-28 23:03:07,936 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 [2021-10-28 23:03:07,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:07,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 53 transitions. [2021-10-28 23:03:07,942 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 53 transitions. Stem has 3 letters. Loop has 2 letters. [2021-10-28 23:03:07,943 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:03:07,944 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 53 transitions. Stem has 5 letters. Loop has 2 letters. [2021-10-28 23:03:07,944 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:03:07,944 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 53 transitions. Stem has 3 letters. Loop has 4 letters. [2021-10-28 23:03:07,944 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:03:07,945 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 79 transitions. [2021-10-28 23:03:07,960 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:03:07,963 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 0 states and 0 transitions. [2021-10-28 23:03:07,964 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 23:03:07,964 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 23:03:07,965 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 23:03:07,965 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:03:07,965 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:03:07,965 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:03:07,965 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:03:07,966 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 23:03:07,966 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:03:07,966 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:03:07,966 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 23:03:07,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 11:03:07 BoogieIcfgContainer [2021-10-28 23:03:07,974 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 23:03:07,974 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:03:07,974 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:03:07,975 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:03:07,975 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:03:04" (3/4) ... [2021-10-28 23:03:07,979 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 23:03:07,979 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:03:07,982 INFO L168 Benchmark]: Toolchain (without parser) took 4598.43 ms. Allocated memory was 83.9 MB in the beginning and 102.8 MB in the end (delta: 18.9 MB). Free memory was 46.7 MB in the beginning and 46.5 MB in the end (delta: 148.5 kB). Peak memory consumption was 20.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:03:07,989 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 83.9 MB. Free memory was 64.1 MB in the beginning and 64.0 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:03:07,990 INFO L168 Benchmark]: CACSL2BoogieTranslator took 544.18 ms. Allocated memory was 83.9 MB in the beginning and 102.8 MB in the end (delta: 18.9 MB). Free memory was 46.5 MB in the beginning and 71.4 MB in the end (delta: -25.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:03:07,991 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.98 ms. Allocated memory is still 102.8 MB. Free memory was 70.9 MB in the beginning and 69.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:03:07,992 INFO L168 Benchmark]: Boogie Preprocessor took 43.14 ms. Allocated memory is still 102.8 MB. Free memory was 69.3 MB in the beginning and 67.8 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:03:07,993 INFO L168 Benchmark]: RCFGBuilder took 384.05 ms. Allocated memory is still 102.8 MB. Free memory was 67.8 MB in the beginning and 57.3 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:03:07,993 INFO L168 Benchmark]: BuchiAutomizer took 3551.65 ms. Allocated memory is still 102.8 MB. Free memory was 57.2 MB in the beginning and 47.3 MB in the end (delta: 9.9 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:03:07,997 INFO L168 Benchmark]: Witness Printer took 4.74 ms. Allocated memory is still 102.8 MB. Free memory was 47.3 MB in the beginning and 46.5 MB in the end (delta: 754.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:03:08,007 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 83.9 MB. Free memory was 64.1 MB in the beginning and 64.0 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 544.18 ms. Allocated memory was 83.9 MB in the beginning and 102.8 MB in the end (delta: 18.9 MB). Free memory was 46.5 MB in the beginning and 71.4 MB in the end (delta: -25.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 62.98 ms. Allocated memory is still 102.8 MB. Free memory was 70.9 MB in the beginning and 69.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 43.14 ms. Allocated memory is still 102.8 MB. Free memory was 69.3 MB in the beginning and 67.8 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 384.05 ms. Allocated memory is still 102.8 MB. Free memory was 67.8 MB in the beginning and 57.3 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 3551.65 ms. Allocated memory is still 102.8 MB. Free memory was 57.2 MB in the beginning and 47.3 MB in the end (delta: 9.9 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. * Witness Printer took 4.74 ms. Allocated memory is still 102.8 MB. Free memory was 47.3 MB in the beginning and 46.5 MB in the end (delta: 754.2 kB). Peak memory consumption was 2.1 MB. 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 unknown-#length-unknown[s] + -1 * s and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.1s. 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: 20 SDtfs, 42 SDslu, 15 SDs, 0 SdLazy, 11 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital113 mio100 ax100 hnf100 lsp89 ukn91 mio100 lsp47 div100 bol100 ite100 ukn100 eq186 hnf89 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 42ms 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! [2021-10-28 23:03:08,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 23:03:08,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca45dc84-8e14-4ba5-8fa1-e9ecb083c7d3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...