./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/java_AG313-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/java_AG313-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b64613d278f1b2a5aec6d84cb3470147257700f5 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:04:57,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:04:57,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:04:57,892 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:04:57,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:04:57,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:04:57,897 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:04:57,900 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:04:57,904 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:04:57,905 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:04:57,907 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:04:57,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:04:57,911 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:04:57,913 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:04:57,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:04:57,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:04:57,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:04:57,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:04:57,924 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:04:57,927 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:04:57,930 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:04:57,932 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:04:57,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:04:57,936 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:04:57,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:04:57,941 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:04:57,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:04:57,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:04:57,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:04:57,947 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:04:57,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:04:57,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:04:57,950 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:04:57,952 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:04:57,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:04:57,955 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:04:57,956 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:04:57,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:04:57,957 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:04:57,958 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:04:57,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:04:57,961 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-13 00:04:58,009 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:04:58,010 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:04:58,010 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:04:58,014 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:04:58,015 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:04:58,016 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:04:58,017 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:04:58,017 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-13 00:04:58,018 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-13 00:04:58,018 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-13 00:04:58,023 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-13 00:04:58,024 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-13 00:04:58,024 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-13 00:04:58,025 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:04:58,025 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:04:58,025 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:04:58,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:04:58,026 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-13 00:04:58,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-13 00:04:58,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-13 00:04:58,027 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:04:58,027 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-13 00:04:58,027 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:04:58,028 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-13 00:04:58,028 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:04:58,029 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:04:58,029 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:04:58,029 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:04:58,029 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:04:58,031 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-13 00:04:58,031 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_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b64613d278f1b2a5aec6d84cb3470147257700f5 [2021-10-13 00:04:58,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:04:58,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:04:58,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:04:58,471 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:04:58,472 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:04:58,473 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/termination-memory-alloca/java_AG313-alloca.i [2021-10-13 00:04:58,574 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/data/1ec2767bf/ab43aba80503458980ced07f8277617a/FLAG20a640372 [2021-10-13 00:04:59,267 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:04:59,268 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/sv-benchmarks/c/termination-memory-alloca/java_AG313-alloca.i [2021-10-13 00:04:59,287 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/data/1ec2767bf/ab43aba80503458980ced07f8277617a/FLAG20a640372 [2021-10-13 00:04:59,552 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/data/1ec2767bf/ab43aba80503458980ced07f8277617a [2021-10-13 00:04:59,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:04:59,558 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:04:59,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:04:59,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:04:59,582 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:04:59,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:04:59" (1/1) ... [2021-10-13 00:04:59,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19a2bc8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:04:59, skipping insertion in model container [2021-10-13 00:04:59,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:04:59" (1/1) ... [2021-10-13 00:04:59,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:04:59,659 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:05:00,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:05:00,130 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:05:00,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:05:00,221 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:05:00,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:00 WrapperNode [2021-10-13 00:05:00,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:05:00,223 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:05:00,224 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:05:00,224 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:05:00,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:00" (1/1) ... [2021-10-13 00:05:00,250 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:00" (1/1) ... [2021-10-13 00:05:00,277 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:05:00,278 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:05:00,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:05:00,278 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:05:00,288 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:00" (1/1) ... [2021-10-13 00:05:00,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:00" (1/1) ... [2021-10-13 00:05:00,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:00" (1/1) ... [2021-10-13 00:05:00,293 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:00" (1/1) ... [2021-10-13 00:05:00,299 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:00" (1/1) ... [2021-10-13 00:05:00,303 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:00" (1/1) ... [2021-10-13 00:05:00,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:00" (1/1) ... [2021-10-13 00:05:00,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:05:00,310 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:05:00,310 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:05:00,310 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:05:00,311 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:00" (1/1) ... [2021-10-13 00:05:00,331 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:05:00,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:05:00,370 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:05:00,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-13 00:05:00,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 00:05:00,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 00:05:00,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:05:00,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 00:05:00,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:05:00,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:05:00,773 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:05:00,786 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-13 00:05:00,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:05:00 BoogieIcfgContainer [2021-10-13 00:05:00,788 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:05:00,790 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-13 00:05:00,790 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-13 00:05:00,807 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-13 00:05:00,807 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:05:00,808 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 12:04:59" (1/3) ... [2021-10-13 00:05:00,809 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@162ac5fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:05:00, skipping insertion in model container [2021-10-13 00:05:00,809 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:05:00,810 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:00" (2/3) ... [2021-10-13 00:05:00,810 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@162ac5fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:05:00, skipping insertion in model container [2021-10-13 00:05:00,810 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:05:00,811 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:05:00" (3/3) ... [2021-10-13 00:05:00,812 INFO L389 chiAutomizerObserver]: Analyzing ICFG java_AG313-alloca.i [2021-10-13 00:05:00,882 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-13 00:05:00,882 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-13 00:05:00,883 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-13 00:05:00,883 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-13 00:05:00,883 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-13 00:05:00,883 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-13 00:05:00,883 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-13 00:05:00,884 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-13 00:05:00,900 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:00,923 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-13 00:05:00,923 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:05:00,923 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:05:00,931 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-13 00:05:00,931 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-13 00:05:00,931 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-13 00:05:00,932 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:00,934 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-13 00:05:00,934 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:05:00,934 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:05:00,935 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-13 00:05:00,935 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-13 00:05:00,944 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 11#L-1true havoc main_#res;havoc main_#t~nondet13, main_#t~nondet14, main_#t~ret15;quot_#in~x, quot_#in~y := main_#t~nondet13, main_#t~nondet14;havoc quot_#res;havoc quot_#t~malloc2.base, quot_#t~malloc2.offset, quot_#t~malloc3.base, quot_#t~malloc3.offset, quot_#t~malloc4.base, quot_#t~malloc4.offset, quot_#t~mem5, quot_#t~mem9, quot_#t~mem10, quot_#t~mem11, quot_#t~mem6, quot_#t~mem7, quot_#t~short8, quot_#t~mem12, quot_~x, quot_~y, quot_~x_ref~0.base, quot_~x_ref~0.offset, quot_~y_ref~0.base, quot_~y_ref~0.offset, quot_~i~0.base, quot_~i~0.offset;quot_~x := quot_#in~x;quot_~y := quot_#in~y;call quot_#t~malloc2.base, quot_#t~malloc2.offset := #Ultimate.allocOnStack(4);quot_~x_ref~0.base, quot_~x_ref~0.offset := quot_#t~malloc2.base, quot_#t~malloc2.offset;call quot_#t~malloc3.base, quot_#t~malloc3.offset := #Ultimate.allocOnStack(4);quot_~y_ref~0.base, quot_~y_ref~0.offset := quot_#t~malloc3.base, quot_#t~malloc3.offset;call quot_#t~malloc4.base, quot_#t~malloc4.offset := #Ultimate.allocOnStack(4);quot_~i~0.base, quot_~i~0.offset := quot_#t~malloc4.base, quot_#t~malloc4.offset;call write~int(quot_~x, quot_~x_ref~0.base, quot_~x_ref~0.offset, 4);call write~int(quot_~y, quot_~y_ref~0.base, quot_~y_ref~0.offset, 4);call write~int(0, quot_~i~0.base, quot_~i~0.offset, 4);call quot_#t~mem5 := read~int(quot_~x_ref~0.base, quot_~x_ref~0.offset, 4); 5#L555true assume !(0 == quot_#t~mem5);havoc quot_#t~mem5; 3#L556-5true [2021-10-13 00:05:00,944 INFO L793 eck$LassoCheckResult]: Loop: 3#L556-5true call quot_#t~mem6 := read~int(quot_~x_ref~0.base, quot_~x_ref~0.offset, 4);quot_#t~short8 := quot_#t~mem6 > 0; 10#L556-1true assume !quot_#t~short8; 8#L556-3true assume !!quot_#t~short8;havoc quot_#t~mem6;havoc quot_#t~mem7;havoc quot_#t~short8;call quot_#t~mem9 := read~int(quot_~i~0.base, quot_~i~0.offset, 4);call write~int(1 + quot_#t~mem9, quot_~i~0.base, quot_~i~0.offset, 4);havoc quot_#t~mem9;call quot_#t~mem10 := read~int(quot_~x_ref~0.base, quot_~x_ref~0.offset, 4);call quot_#t~mem11 := read~int(quot_~y_ref~0.base, quot_~y_ref~0.offset, 4);call write~int(quot_#t~mem10 - 1 - (quot_#t~mem11 - 1), quot_~x_ref~0.base, quot_~x_ref~0.offset, 4);havoc quot_#t~mem10;havoc quot_#t~mem11; 3#L556-5true [2021-10-13 00:05:00,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:05:00,952 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2021-10-13 00:05:00,964 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:05:00,964 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733093123] [2021-10-13 00:05:00,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:05:00,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:05:01,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:05:01,121 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:05:01,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:05:01,182 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:05:01,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:05:01,187 INFO L82 PathProgramCache]: Analyzing trace with hash 41873, now seen corresponding path program 1 times [2021-10-13 00:05:01,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:05:01,188 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051097006] [2021-10-13 00:05:01,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:05:01,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:05:01,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:05:01,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:05:01,265 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:05:01,265 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051097006] [2021-10-13 00:05:01,266 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051097006] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:05:01,267 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:05:01,267 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:05:01,268 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489187357] [2021-10-13 00:05:01,274 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-13 00:05:01,275 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:05:01,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:05:01,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:05:01,297 INFO L87 Difference]: Start difference. First operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:01,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:05:01,327 INFO L93 Difference]: Finished difference Result 12 states and 14 transitions. [2021-10-13 00:05:01,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:05:01,331 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 14 transitions. [2021-10-13 00:05:01,332 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-13 00:05:01,336 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 6 states and 6 transitions. [2021-10-13 00:05:01,338 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2021-10-13 00:05:01,338 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2021-10-13 00:05:01,339 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 6 transitions. [2021-10-13 00:05:01,339 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:05:01,340 INFO L681 BuchiCegarLoop]: Abstraction has 6 states and 6 transitions. [2021-10-13 00:05:01,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states and 6 transitions. [2021-10-13 00:05:01,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2021-10-13 00:05:01,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.0) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:01,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2021-10-13 00:05:01,372 INFO L704 BuchiCegarLoop]: Abstraction has 6 states and 6 transitions. [2021-10-13 00:05:01,372 INFO L587 BuchiCegarLoop]: Abstraction has 6 states and 6 transitions. [2021-10-13 00:05:01,373 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-13 00:05:01,373 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states and 6 transitions. [2021-10-13 00:05:01,374 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-13 00:05:01,374 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:05:01,374 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:05:01,375 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-13 00:05:01,375 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-13 00:05:01,375 INFO L791 eck$LassoCheckResult]: Stem: 35#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 36#L-1 havoc main_#res;havoc main_#t~nondet13, main_#t~nondet14, main_#t~ret15;quot_#in~x, quot_#in~y := main_#t~nondet13, main_#t~nondet14;havoc quot_#res;havoc quot_#t~malloc2.base, quot_#t~malloc2.offset, quot_#t~malloc3.base, quot_#t~malloc3.offset, quot_#t~malloc4.base, quot_#t~malloc4.offset, quot_#t~mem5, quot_#t~mem9, quot_#t~mem10, quot_#t~mem11, quot_#t~mem6, quot_#t~mem7, quot_#t~short8, quot_#t~mem12, quot_~x, quot_~y, quot_~x_ref~0.base, quot_~x_ref~0.offset, quot_~y_ref~0.base, quot_~y_ref~0.offset, quot_~i~0.base, quot_~i~0.offset;quot_~x := quot_#in~x;quot_~y := quot_#in~y;call quot_#t~malloc2.base, quot_#t~malloc2.offset := #Ultimate.allocOnStack(4);quot_~x_ref~0.base, quot_~x_ref~0.offset := quot_#t~malloc2.base, quot_#t~malloc2.offset;call quot_#t~malloc3.base, quot_#t~malloc3.offset := #Ultimate.allocOnStack(4);quot_~y_ref~0.base, quot_~y_ref~0.offset := quot_#t~malloc3.base, quot_#t~malloc3.offset;call quot_#t~malloc4.base, quot_#t~malloc4.offset := #Ultimate.allocOnStack(4);quot_~i~0.base, quot_~i~0.offset := quot_#t~malloc4.base, quot_#t~malloc4.offset;call write~int(quot_~x, quot_~x_ref~0.base, quot_~x_ref~0.offset, 4);call write~int(quot_~y, quot_~y_ref~0.base, quot_~y_ref~0.offset, 4);call write~int(0, quot_~i~0.base, quot_~i~0.offset, 4);call quot_#t~mem5 := read~int(quot_~x_ref~0.base, quot_~x_ref~0.offset, 4); 34#L555 assume !(0 == quot_#t~mem5);havoc quot_#t~mem5; 32#L556-5 [2021-10-13 00:05:01,376 INFO L793 eck$LassoCheckResult]: Loop: 32#L556-5 call quot_#t~mem6 := read~int(quot_~x_ref~0.base, quot_~x_ref~0.offset, 4);quot_#t~short8 := quot_#t~mem6 > 0; 33#L556-1 assume quot_#t~short8;call quot_#t~mem7 := read~int(quot_~y_ref~0.base, quot_~y_ref~0.offset, 4);quot_#t~short8 := quot_#t~mem7 > 0; 37#L556-3 assume !!quot_#t~short8;havoc quot_#t~mem6;havoc quot_#t~mem7;havoc quot_#t~short8;call quot_#t~mem9 := read~int(quot_~i~0.base, quot_~i~0.offset, 4);call write~int(1 + quot_#t~mem9, quot_~i~0.base, quot_~i~0.offset, 4);havoc quot_#t~mem9;call quot_#t~mem10 := read~int(quot_~x_ref~0.base, quot_~x_ref~0.offset, 4);call quot_#t~mem11 := read~int(quot_~y_ref~0.base, quot_~y_ref~0.offset, 4);call write~int(quot_#t~mem10 - 1 - (quot_#t~mem11 - 1), quot_~x_ref~0.base, quot_~x_ref~0.offset, 4);havoc quot_#t~mem10;havoc quot_#t~mem11; 32#L556-5 [2021-10-13 00:05:01,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:05:01,377 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 2 times [2021-10-13 00:05:01,377 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:05:01,378 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981552724] [2021-10-13 00:05:01,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:05:01,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:05:01,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:05:01,410 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:05:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:05:01,444 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:05:01,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:05:01,446 INFO L82 PathProgramCache]: Analyzing trace with hash 41811, now seen corresponding path program 1 times [2021-10-13 00:05:01,446 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:05:01,447 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540260680] [2021-10-13 00:05:01,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:05:01,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:05:01,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:05:01,496 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:05:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:05:01,516 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:05:01,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:05:01,518 INFO L82 PathProgramCache]: Analyzing trace with hash 889571280, now seen corresponding path program 1 times [2021-10-13 00:05:01,546 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:05:01,546 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970985251] [2021-10-13 00:05:01,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:05:01,547 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:05:01,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:05:01,588 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:05:01,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:05:01,629 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:05:02,967 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:05:02,968 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:05:02,975 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:05:02,976 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:05:02,977 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 00:05:02,977 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:05:02,977 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:05:02,977 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:05:02,979 INFO L133 ssoRankerPreferences]: Filename of dumped script: java_AG313-alloca.i_Iteration2_Lasso [2021-10-13 00:05:02,980 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:05:02,980 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:05:03,018 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:05:03,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:05:03,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:05:03,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:05:03,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:05:03,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:05:03,672 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:05:03,675 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:05:03,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:05:03,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:05:03,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:05:03,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:05:03,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:05:03,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:05:03,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:05:03,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:05:03,712 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:05:03,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:05:04,466 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:05:04,472 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 00:05:04,474 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:05:04,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:05:04,477 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:05:04,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-13 00:05:04,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:05:04,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:05:04,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:05:04,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:05:04,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:05:04,504 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:05:04,504 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:05:04,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:05:04,564 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-13 00:05:04,565 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:05:04,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:05:04,566 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:05:04,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-13 00:05:04,572 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:05:04,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:05:04,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:05:04,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:05:04,582 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:05:04,587 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:05:04,588 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:05:04,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:05:04,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-10-13 00:05:04,645 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:05:04,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:05:04,647 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:05:04,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-13 00:05:04,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:05:04,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:05:04,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:05:04,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:05:04,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:05:04,669 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:05:04,669 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:05:04,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:05:04,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-13 00:05:04,738 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:05:04,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:05:04,739 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:05:04,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-13 00:05:04,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:05:04,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:05:04,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:05:04,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:05:04,753 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:05:04,755 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:05:04,756 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:05:04,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:05:04,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-10-13 00:05:04,787 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:05:04,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:05:04,788 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:05:04,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-13 00:05:04,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:05:04,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:05:04,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:05:04,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:05:04,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:05:04,804 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:05:04,804 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:05:04,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:05:04,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-13 00:05:04,846 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:05:04,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:05:04,848 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:05:04,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-13 00:05:04,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:05:04,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:05:04,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:05:04,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:05:04,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:05:04,862 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:05:04,862 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:05:04,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:05:04,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-13 00:05:04,918 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:05:04,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:05:04,921 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:05:04,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-13 00:05:04,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:05:04,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:05:04,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:05:04,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:05:04,939 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:05:04,944 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:05:04,944 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:05:04,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:05:04,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-13 00:05:04,981 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:05:04,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:05:04,984 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:05:04,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-13 00:05:04,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:05:04,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:05:04,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:05:04,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:05:04,996 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:05:05,008 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:05:05,009 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:05:05,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:05:05,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-13 00:05:05,053 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:05:05,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:05:05,054 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:05:05,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-13 00:05:05,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:05:05,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:05:05,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:05:05,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:05:05,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:05:05,071 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:05:05,072 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:05:05,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:05:05,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-13 00:05:05,126 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:05:05,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:05:05,132 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:05:05,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:05:05,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-13 00:05:05,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:05:05,153 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-10-13 00:05:05,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:05:05,153 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:05:05,165 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-13 00:05:05,166 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:05:05,184 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-13 00:05:05,233 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-10-13 00:05:05,233 INFO L444 ModelExtractionUtils]: 23 out of 28 variables were initially zero. Simplification set additionally 3 variables to zero. [2021-10-13 00:05:05,235 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:05:05,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:05:05,244 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:05:05,260 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-13 00:05:05,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-13 00:05:05,278 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-13 00:05:05,279 INFO L513 LassoAnalysis]: Proved termination. [2021-10-13 00:05:05,279 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_quot_~x_ref~0.base) ULTIMATE.start_quot_~x_ref~0.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_quot_~x_ref~0.base) ULTIMATE.start_quot_~x_ref~0.offset)_1 Supporting invariants [] [2021-10-13 00:05:05,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-13 00:05:05,473 INFO L297 tatePredicateManager]: 21 out of 24 supporting invariants were superfluous and have been removed [2021-10-13 00:05:05,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:05:05,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:05:05,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 18 conjunts are in the unsatisfiable core [2021-10-13 00:05:05,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:05:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:05:05,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-13 00:05:05,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:05:05,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:05:05,962 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2021-10-13 00:05:05,963 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 6 states and 6 transitions. cyclomatic complexity: 1 Second operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:06,057 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 6 states and 6 transitions. cyclomatic complexity: 1. Second operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 9 states and 10 transitions. Complement of second has 7 states. [2021-10-13 00:05:06,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-13 00:05:06,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:06,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 6 transitions. [2021-10-13 00:05:06,061 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6 transitions. Stem has 3 letters. Loop has 3 letters. [2021-10-13 00:05:06,061 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:05:06,062 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6 transitions. Stem has 6 letters. Loop has 3 letters. [2021-10-13 00:05:06,062 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:05:06,062 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6 transitions. Stem has 3 letters. Loop has 6 letters. [2021-10-13 00:05:06,062 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:05:06,063 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 10 transitions. [2021-10-13 00:05:06,064 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:05:06,064 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 0 states and 0 transitions. [2021-10-13 00:05:06,064 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-13 00:05:06,064 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-13 00:05:06,091 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-13 00:05:06,091 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:05:06,091 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:05:06,091 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:05:06,091 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:05:06,092 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-13 00:05:06,092 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:05:06,092 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:05:06,092 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-13 00:05:06,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 12:05:06 BoogieIcfgContainer [2021-10-13 00:05:06,098 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-13 00:05:06,099 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:05:06,099 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:05:06,099 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:05:06,100 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:05:00" (3/4) ... [2021-10-13 00:05:06,104 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 00:05:06,104 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:05:06,106 INFO L168 Benchmark]: Toolchain (without parser) took 6546.80 ms. Allocated memory was 113.2 MB in the beginning and 163.6 MB in the end (delta: 50.3 MB). Free memory was 74.7 MB in the beginning and 135.1 MB in the end (delta: -60.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:05:06,107 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 113.2 MB. Free memory was 92.1 MB in the beginning and 91.9 MB in the end (delta: 119.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:05:06,108 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.16 ms. Allocated memory is still 113.2 MB. Free memory was 74.6 MB in the beginning and 82.1 MB in the end (delta: -7.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:05:06,108 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.51 ms. Allocated memory is still 113.2 MB. Free memory was 82.1 MB in the beginning and 80.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:05:06,109 INFO L168 Benchmark]: Boogie Preprocessor took 31.23 ms. Allocated memory is still 113.2 MB. Free memory was 80.3 MB in the beginning and 79.2 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:05:06,110 INFO L168 Benchmark]: RCFGBuilder took 478.79 ms. Allocated memory is still 113.2 MB. Free memory was 79.2 MB in the beginning and 68.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:05:06,111 INFO L168 Benchmark]: BuchiAutomizer took 5309.05 ms. Allocated memory was 113.2 MB in the beginning and 163.6 MB in the end (delta: 50.3 MB). Free memory was 68.2 MB in the beginning and 135.1 MB in the end (delta: -66.9 MB). Peak memory consumption was 78.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:05:06,111 INFO L168 Benchmark]: Witness Printer took 4.93 ms. Allocated memory is still 163.6 MB. Free memory is still 135.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:05:06,115 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 113.2 MB. Free memory was 92.1 MB in the beginning and 91.9 MB in the end (delta: 119.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 659.16 ms. Allocated memory is still 113.2 MB. Free memory was 74.6 MB in the beginning and 82.1 MB in the end (delta: -7.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 53.51 ms. Allocated memory is still 113.2 MB. Free memory was 82.1 MB in the beginning and 80.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 31.23 ms. Allocated memory is still 113.2 MB. Free memory was 80.3 MB in the beginning and 79.2 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 478.79 ms. Allocated memory is still 113.2 MB. Free memory was 79.2 MB in the beginning and 68.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 5309.05 ms. Allocated memory was 113.2 MB in the beginning and 163.6 MB in the end (delta: 50.3 MB). Free memory was 68.2 MB in the beginning and 135.1 MB in the end (delta: -66.9 MB). Peak memory consumption was 78.7 MB. Max. memory is 16.1 GB. * Witness Printer took 4.93 ms. Allocated memory is still 163.6 MB. Free memory is still 135.1 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 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#memory_int-unknown[x_ref][x_ref] and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.2s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 4.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 14.4ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 6 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 14 SDtfs, 1 SDslu, 8 SDs, 0 SdLazy, 13 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 36.5ms Time LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital331 mio100 ax105 hnf100 lsp92 ukn57 mio100 lsp36 div100 bol100 ite100 ukn100 eq177 hnf89 smp94 dnf105 smp100 tf100 neg98 sie107 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 152ms VariablesStem: 8 VariablesLoop: 4 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-13 00:05:06,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-10-13 00:05:06,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aff220b-496c-44b3-bbe5-65131099eec3/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...