./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 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-dietlibc/atoll.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 08:35:07,827 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 08:35:07,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 08:35:07,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 08:35:07,899 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 08:35:07,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 08:35:07,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 08:35:07,915 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 08:35:07,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 08:35:07,931 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 08:35:07,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 08:35:07,935 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 08:35:07,935 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 08:35:07,939 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 08:35:07,941 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 08:35:07,950 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 08:35:07,951 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 08:35:07,953 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 08:35:07,956 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 08:35:07,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 08:35:07,968 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 08:35:07,970 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 08:35:07,975 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 08:35:07,977 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 08:35:07,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 08:35:07,989 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 08:35:07,989 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 08:35:07,992 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 08:35:07,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 08:35:07,995 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 08:35:07,995 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 08:35:07,996 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 08:35:07,999 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 08:35:08,000 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 08:35:08,002 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 08:35:08,003 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 08:35:08,004 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 08:35:08,004 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 08:35:08,004 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 08:35:08,005 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 08:35:08,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 08:35:08,007 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-11-07 08:35:08,058 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 08:35:08,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 08:35:08,059 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 08:35:08,059 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 08:35:08,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 08:35:08,061 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 08:35:08,061 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 08:35:08,062 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-07 08:35:08,062 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-07 08:35:08,062 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-07 08:35:08,064 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-07 08:35:08,064 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-07 08:35:08,064 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-07 08:35:08,064 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 08:35:08,065 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 08:35:08,065 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 08:35:08,065 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 08:35:08,065 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-07 08:35:08,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-07 08:35:08,066 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-07 08:35:08,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 08:35:08,066 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-07 08:35:08,067 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 08:35:08,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-07 08:35:08,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 08:35:08,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 08:35:08,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 08:35:08,068 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 08:35:08,068 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 08:35:08,070 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-07 08:35:08,070 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_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1849c06b179083c369313cf272270b67fc1636c9c7866b3ad84df4b97e6276ed [2021-11-07 08:35:08,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 08:35:08,432 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 08:35:08,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 08:35:08,437 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 08:35:08,439 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 08:35:08,440 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/../../sv-benchmarks/c/termination-dietlibc/atoll.i [2021-11-07 08:35:08,517 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/data/8f10126f1/08ac7a22f8af46fa87ca036ec207e80a/FLAGc8733f05a [2021-11-07 08:35:09,243 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 08:35:09,245 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/sv-benchmarks/c/termination-dietlibc/atoll.i [2021-11-07 08:35:09,274 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/data/8f10126f1/08ac7a22f8af46fa87ca036ec207e80a/FLAGc8733f05a [2021-11-07 08:35:09,486 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/data/8f10126f1/08ac7a22f8af46fa87ca036ec207e80a [2021-11-07 08:35:09,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 08:35:09,496 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 08:35:09,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 08:35:09,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 08:35:09,502 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 08:35:09,503 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:35:09" (1/1) ... [2021-11-07 08:35:09,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41d6b651 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:09, skipping insertion in model container [2021-11-07 08:35:09,506 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:35:09" (1/1) ... [2021-11-07 08:35:09,515 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 08:35:09,585 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 08:35:09,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 08:35:10,007 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 08:35:10,053 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 08:35:10,085 INFO L208 MainTranslator]: Completed translation [2021-11-07 08:35:10,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:10 WrapperNode [2021-11-07 08:35:10,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 08:35:10,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 08:35:10,086 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 08:35:10,087 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 08:35:10,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:10" (1/1) ... [2021-11-07 08:35:10,111 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:10" (1/1) ... [2021-11-07 08:35:10,137 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 08:35:10,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 08:35:10,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 08:35:10,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 08:35:10,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:10" (1/1) ... [2021-11-07 08:35:10,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:10" (1/1) ... [2021-11-07 08:35:10,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:10" (1/1) ... [2021-11-07 08:35:10,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:10" (1/1) ... [2021-11-07 08:35:10,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:10" (1/1) ... [2021-11-07 08:35:10,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:10" (1/1) ... [2021-11-07 08:35:10,187 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:10" (1/1) ... [2021-11-07 08:35:10,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 08:35:10,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 08:35:10,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 08:35:10,201 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 08:35:10,207 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:10" (1/1) ... [2021-11-07 08:35:10,217 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:35:10,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:35:10,251 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:35:10,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-07 08:35:10,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 08:35:10,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 08:35:10,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 08:35:10,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 08:35:10,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 08:35:10,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 08:35:10,729 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 08:35:10,730 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-11-07 08:35:10,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:35:10 BoogieIcfgContainer [2021-11-07 08:35:10,731 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 08:35:10,732 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-07 08:35:10,732 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-07 08:35:10,735 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-07 08:35:10,736 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-07 08:35:10,736 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.11 08:35:09" (1/3) ... [2021-11-07 08:35:10,737 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@445c7dee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.11 08:35:10, skipping insertion in model container [2021-11-07 08:35:10,737 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-07 08:35:10,738 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:10" (2/3) ... [2021-11-07 08:35:10,738 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@445c7dee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.11 08:35:10, skipping insertion in model container [2021-11-07 08:35:10,738 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-07 08:35:10,738 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:35:10" (3/3) ... [2021-11-07 08:35:10,739 INFO L389 chiAutomizerObserver]: Analyzing ICFG atoll.i [2021-11-07 08:35:10,785 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-07 08:35:10,785 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-07 08:35:10,785 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-07 08:35:10,786 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-07 08:35:10,786 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-07 08:35:10,786 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-07 08:35:10,786 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-07 08:35:10,786 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-07 08:35:10,804 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) [2021-11-07 08:35:10,828 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-11-07 08:35:10,828 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-07 08:35:10,828 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-07 08:35:10,836 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-07 08:35:10,836 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-07 08:35:10,836 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-07 08:35:10,837 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) [2021-11-07 08:35:10,839 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-11-07 08:35:10,839 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-07 08:35:10,839 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-07 08:35:10,840 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-07 08:35:10,840 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-07 08:35:10,848 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 [2021-11-07 08:35:10,849 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 [2021-11-07 08:35:10,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:35:10,856 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2021-11-07 08:35:10,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:35:10,868 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086478917] [2021-11-07 08:35:10,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:35:10,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:35:10,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:35:10,992 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 08:35:11,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:35:11,034 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 08:35:11,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:35:11,038 INFO L85 PathProgramCache]: Analyzing trace with hash 1350, now seen corresponding path program 1 times [2021-11-07 08:35:11,038 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:35:11,038 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140310200] [2021-11-07 08:35:11,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:35:11,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:35:11,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:35:11,049 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 08:35:11,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:35:11,058 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 08:35:11,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:35:11,060 INFO L85 PathProgramCache]: Analyzing trace with hash 28695849, now seen corresponding path program 1 times [2021-11-07 08:35:11,060 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:35:11,061 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398334010] [2021-11-07 08:35:11,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:35:11,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:35:11,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:35:11,086 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 08:35:11,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:35:11,125 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 08:35:11,728 INFO L210 LassoAnalysis]: Preferences: [2021-11-07 08:35:11,729 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-07 08:35:11,729 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-07 08:35:11,729 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-07 08:35:11,730 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-07 08:35:11,730 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:35:11,730 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-07 08:35:11,730 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-07 08:35:11,730 INFO L133 ssoRankerPreferences]: Filename of dumped script: atoll.i_Iteration1_Lasso [2021-11-07 08:35:11,731 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-07 08:35:11,731 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-07 08:35:11,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:11,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:11,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:11,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:11,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:11,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:11,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:11,791 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:11,795 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:11,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:11,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:11,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:11,813 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:11,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:11,820 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:12,055 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:12,059 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:12,064 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:12,067 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:12,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:12,075 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:12,078 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:12,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:35:12,496 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-07 08:35:12,503 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-07 08:35:12,505 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:35:12,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:35:12,507 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:35:12,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-07 08:35:12,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:35:12,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:35:12,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:35:12,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:35:12,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:35:12,528 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:35:12,532 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:35:12,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:35:12,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:35:12,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-07 08:35:12,596 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:35:12,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:35:12,601 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:35:12,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-07 08:35:12,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:35:12,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:35:12,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:35:12,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:35:12,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:35:12,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:35:12,626 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:35:12,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:35:12,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:35:12,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-07 08:35:12,679 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:35:12,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:35:12,680 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:35:12,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-07 08:35:12,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:35:12,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:35:12,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:35:12,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:35:12,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:35:12,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:35:12,695 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:35:12,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:35:12,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:35:12,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-07 08:35:12,761 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:35:12,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:35:12,764 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:35:12,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:35:12,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:35:12,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:35:12,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:35:12,781 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:35:12,786 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:35:12,786 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-07 08:35:12,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-07 08:35:12,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:35:12,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-07 08:35:12,868 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:35:12,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:35:12,872 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:35:12,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:35:12,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:35:12,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:35:12,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:35:12,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:35:12,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:35:12,889 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:35:12,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:35:12,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-07 08:35:12,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:35:12,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-07 08:35:12,937 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:35:12,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:35:12,939 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:35:12,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:35:12,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:35:12,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:35:12,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:35:12,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:35:12,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:35:12,955 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:35:12,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:35:12,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-07 08:35:12,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:35:12,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-07 08:35:12,996 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:35:12,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:35:13,000 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:35:13,008 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:35:13,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:35:13,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:35:13,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:35:13,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:35:13,022 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:35:13,022 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-07 08:35:13,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-07 08:35:13,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:35:13,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-07 08:35:13,071 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:35:13,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:35:13,073 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:35:13,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:35:13,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-07 08:35:13,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:35:13,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:35:13,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:35:13,087 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:35:13,098 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:35:13,098 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-07 08:35:13,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:35:13,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-07 08:35:13,150 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:35:13,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:35:13,152 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:35:13,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:35:13,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-07 08:35:13,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:35:13,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:35:13,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:35:13,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:35:13,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:35:13,176 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:35:13,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:35:13,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:35:13,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-07 08:35:13,235 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:35:13,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:35:13,236 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:35:13,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-07 08:35:13,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:35:13,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:35:13,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:35:13,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:35:13,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:35:13,253 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:35:13,254 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:35:13,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:35:13,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:35:13,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-07 08:35:13,287 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:35:13,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:35:13,289 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:35:13,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-07 08:35:13,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:35:13,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:35:13,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:35:13,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:35:13,307 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:35:13,313 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:35:13,313 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-07 08:35:13,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:35:13,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-07 08:35:13,388 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:35:13,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:35:13,390 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:35:13,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:35:13,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:35:13,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:35:13,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:35:13,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:35:13,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:35:13,410 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:35:13,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:35:13,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-07 08:35:13,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:35:13,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-07 08:35:13,456 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:35:13,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:35:13,457 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:35:13,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-07 08:35:13,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:35:13,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:35:13,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:35:13,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:35:13,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:35:13,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:35:13,472 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:35:13,472 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:35:13,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:35:13,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-07 08:35:13,516 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:35:13,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:35:13,517 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:35:13,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-07 08:35:13,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:35:13,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:35:13,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:35:13,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:35:13,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:35:13,531 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:35:13,531 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:35:13,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:35:13,533 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:35:13,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-07 08:35:13,555 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:35:13,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:35:13,556 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:35:13,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-07 08:35:13,558 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:35:13,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:35:13,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:35:13,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:35:13,567 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:35:13,582 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:35:13,583 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-07 08:35:13,606 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-07 08:35:13,638 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2021-11-07 08:35:13,638 INFO L444 ModelExtractionUtils]: 5 out of 25 variables were initially zero. Simplification set additionally 17 variables to zero. [2021-11-07 08:35:13,640 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:35:13,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:35:13,648 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:35:13,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-07 08:35:13,655 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-07 08:35:13,676 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-11-07 08:35:13,677 INFO L513 LassoAnalysis]: Proved termination. [2021-11-07 08:35:13,677 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_atoll_~s.base)_1, ULTIMATE.start_atoll_~s.offset) = 1*v_rep(select #length ULTIMATE.start_atoll_~s.base)_1 - 1*ULTIMATE.start_atoll_~s.offset Supporting invariants [] [2021-11-07 08:35:13,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-07 08:35:13,734 INFO L297 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2021-11-07 08:35:13,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:35:13,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 08:35:13,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 08:35:13,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 08:35:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 08:35:13,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 08:35:13,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 08:35:13,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 08:35:13,887 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 [2021-11-07 08:35:13,889 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) [2021-11-07 08:35:13,962 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. [2021-11-07 08:35:13,963 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 [2021-11-07 08:35:13,965 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) [2021-11-07 08:35:13,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 53 transitions. [2021-11-07 08:35:13,981 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 53 transitions. Stem has 3 letters. Loop has 2 letters. [2021-11-07 08:35:13,982 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-07 08:35:13,982 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 53 transitions. Stem has 5 letters. Loop has 2 letters. [2021-11-07 08:35:13,982 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-07 08:35:13,982 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 53 transitions. Stem has 3 letters. Loop has 4 letters. [2021-11-07 08:35:13,983 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-07 08:35:13,984 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 79 transitions. [2021-11-07 08:35:13,989 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-07 08:35:13,991 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 0 states and 0 transitions. [2021-11-07 08:35:13,992 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-07 08:35:13,993 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-07 08:35:13,993 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-07 08:35:13,993 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 08:35:13,994 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 08:35:13,994 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 08:35:13,994 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 08:35:13,994 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-07 08:35:13,994 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-11-07 08:35:13,994 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-07 08:35:13,995 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-07 08:35:14,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.11 08:35:14 BoogieIcfgContainer [2021-11-07 08:35:14,001 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-07 08:35:14,002 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 08:35:14,002 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 08:35:14,002 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 08:35:14,003 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:35:10" (3/4) ... [2021-11-07 08:35:14,006 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-07 08:35:14,006 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 08:35:14,008 INFO L168 Benchmark]: Toolchain (without parser) took 4511.69 ms. Allocated memory was 104.9 MB in the beginning and 127.9 MB in the end (delta: 23.1 MB). Free memory was 61.3 MB in the beginning and 76.7 MB in the end (delta: -15.5 MB). Peak memory consumption was 5.8 MB. Max. memory is 16.1 GB. [2021-11-07 08:35:14,009 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 104.9 MB. Free memory is still 78.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:35:14,010 INFO L168 Benchmark]: CACSL2BoogieTranslator took 588.12 ms. Allocated memory is still 104.9 MB. Free memory was 61.1 MB in the beginning and 70.6 MB in the end (delta: -9.5 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. [2021-11-07 08:35:14,011 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.69 ms. Allocated memory is still 104.9 MB. Free memory was 70.6 MB in the beginning and 68.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 08:35:14,012 INFO L168 Benchmark]: Boogie Preprocessor took 62.19 ms. Allocated memory is still 104.9 MB. Free memory was 68.9 MB in the beginning and 67.5 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:35:14,012 INFO L168 Benchmark]: RCFGBuilder took 530.82 ms. Allocated memory is still 104.9 MB. Free memory was 67.5 MB in the beginning and 56.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 08:35:14,014 INFO L168 Benchmark]: BuchiAutomizer took 3268.88 ms. Allocated memory was 104.9 MB in the beginning and 127.9 MB in the end (delta: 23.1 MB). Free memory was 56.4 MB in the beginning and 76.7 MB in the end (delta: -20.4 MB). Peak memory consumption was 3.1 MB. Max. memory is 16.1 GB. [2021-11-07 08:35:14,014 INFO L168 Benchmark]: Witness Printer took 4.77 ms. Allocated memory is still 127.9 MB. Free memory is still 76.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:35:14,019 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 104.9 MB. Free memory is still 78.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 588.12 ms. Allocated memory is still 104.9 MB. Free memory was 61.1 MB in the beginning and 70.6 MB in the end (delta: -9.5 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 50.69 ms. Allocated memory is still 104.9 MB. Free memory was 70.6 MB in the beginning and 68.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 62.19 ms. Allocated memory is still 104.9 MB. Free memory was 68.9 MB in the beginning and 67.5 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 530.82 ms. Allocated memory is still 104.9 MB. Free memory was 67.5 MB in the beginning and 56.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 3268.88 ms. Allocated memory was 104.9 MB in the beginning and 127.9 MB in the end (delta: 23.1 MB). Free memory was 56.4 MB in the beginning and 76.7 MB in the end (delta: -20.4 MB). Peak memory consumption was 3.1 MB. Max. memory is 16.1 GB. * Witness Printer took 4.77 ms. Allocated memory is still 127.9 MB. Free memory is still 76.7 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 unknown-#length-unknown[s] + -1 * s and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.8s. 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: 46ms 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! [2021-11-07 08:35:14,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-07 08:35:14,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d207c43-35b4-496d-aa2e-4906cf1ad8d2/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE