./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/a.08-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/a.08-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa --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 6c2edc31dcdc4b2a4abe4268de27cc56aedb322bc6628c226d1c7bd6753071a5 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 01:29:39,642 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 01:29:39,644 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 01:29:39,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 01:29:39,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 01:29:39,675 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 01:29:39,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 01:29:39,679 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 01:29:39,681 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 01:29:39,682 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 01:29:39,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 01:29:39,684 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 01:29:39,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 01:29:39,686 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 01:29:39,687 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 01:29:39,689 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 01:29:39,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 01:29:39,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 01:29:39,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 01:29:39,695 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 01:29:39,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 01:29:39,698 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 01:29:39,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 01:29:39,701 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 01:29:39,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 01:29:39,705 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 01:29:39,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 01:29:39,706 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 01:29:39,707 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 01:29:39,708 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 01:29:39,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 01:29:39,709 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 01:29:39,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 01:29:39,711 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 01:29:39,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 01:29:39,712 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 01:29:39,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 01:29:39,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 01:29:39,713 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 01:29:39,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 01:29:39,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 01:29:39,715 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-07 01:29:39,737 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 01:29:39,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 01:29:39,737 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 01:29:39,738 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 01:29:39,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 01:29:39,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 01:29:39,739 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 01:29:39,739 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-07 01:29:39,739 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-07 01:29:39,739 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-07 01:29:39,739 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-07 01:29:39,739 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-07 01:29:39,739 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-07 01:29:39,740 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 01:29:39,740 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-07 01:29:39,740 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 01:29:39,740 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 01:29:39,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-07 01:29:39,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-07 01:29:39,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-07 01:29:39,741 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 01:29:39,741 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-07 01:29:39,741 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 01:29:39,741 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-07 01:29:39,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 01:29:39,741 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 01:29:39,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 01:29:39,741 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 01:29:39,742 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 01:29:39,743 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-07 01:29:39,743 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_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c2edc31dcdc4b2a4abe4268de27cc56aedb322bc6628c226d1c7bd6753071a5 [2021-12-07 01:29:39,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 01:29:39,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 01:29:39,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 01:29:39,969 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 01:29:39,969 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 01:29:39,970 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/termination-memory-alloca/a.08-alloca.i [2021-12-07 01:29:40,013 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/data/191a4e978/a03d24a39c484545a1a51434dfffc9fa/FLAG1c84bd97d [2021-12-07 01:29:40,440 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 01:29:40,440 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/sv-benchmarks/c/termination-memory-alloca/a.08-alloca.i [2021-12-07 01:29:40,450 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/data/191a4e978/a03d24a39c484545a1a51434dfffc9fa/FLAG1c84bd97d [2021-12-07 01:29:40,798 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/data/191a4e978/a03d24a39c484545a1a51434dfffc9fa [2021-12-07 01:29:40,800 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 01:29:40,801 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 01:29:40,802 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 01:29:40,802 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 01:29:40,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 01:29:40,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:29:40" (1/1) ... [2021-12-07 01:29:40,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bc7b0aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:40, skipping insertion in model container [2021-12-07 01:29:40,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:29:40" (1/1) ... [2021-12-07 01:29:40,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 01:29:40,838 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 01:29:41,007 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:29:41,013 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 01:29:41,038 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:29:41,056 INFO L208 MainTranslator]: Completed translation [2021-12-07 01:29:41,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:41 WrapperNode [2021-12-07 01:29:41,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 01:29:41,058 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 01:29:41,058 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 01:29:41,058 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 01:29:41,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:41" (1/1) ... [2021-12-07 01:29:41,074 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:41" (1/1) ... [2021-12-07 01:29:41,090 INFO L137 Inliner]: procedures = 111, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2021-12-07 01:29:41,090 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 01:29:41,091 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 01:29:41,091 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 01:29:41,091 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 01:29:41,097 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:41" (1/1) ... [2021-12-07 01:29:41,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:41" (1/1) ... [2021-12-07 01:29:41,100 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:41" (1/1) ... [2021-12-07 01:29:41,100 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:41" (1/1) ... [2021-12-07 01:29:41,104 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:41" (1/1) ... [2021-12-07 01:29:41,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:41" (1/1) ... [2021-12-07 01:29:41,109 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:41" (1/1) ... [2021-12-07 01:29:41,111 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 01:29:41,112 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 01:29:41,112 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 01:29:41,112 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 01:29:41,113 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:41" (1/1) ... [2021-12-07 01:29:41,120 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:29:41,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:29:41,138 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:29:41,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-07 01:29:41,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-07 01:29:41,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-07 01:29:41,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 01:29:41,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 01:29:41,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 01:29:41,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 01:29:41,233 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 01:29:41,234 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 01:29:41,309 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 01:29:41,313 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 01:29:41,313 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-07 01:29:41,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:29:41 BoogieIcfgContainer [2021-12-07 01:29:41,314 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 01:29:41,315 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-07 01:29:41,315 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-07 01:29:41,317 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-07 01:29:41,318 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-07 01:29:41,318 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 01:29:40" (1/3) ... [2021-12-07 01:29:41,319 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@34fc323a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 01:29:41, skipping insertion in model container [2021-12-07 01:29:41,319 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-07 01:29:41,319 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:29:41" (2/3) ... [2021-12-07 01:29:41,320 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@34fc323a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 01:29:41, skipping insertion in model container [2021-12-07 01:29:41,320 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-07 01:29:41,320 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:29:41" (3/3) ... [2021-12-07 01:29:41,321 INFO L388 chiAutomizerObserver]: Analyzing ICFG a.08-alloca.i [2021-12-07 01:29:41,353 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-07 01:29:41,353 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-07 01:29:41,354 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-07 01:29:41,354 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-07 01:29:41,354 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-07 01:29:41,354 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-07 01:29:41,354 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-07 01:29:41,354 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-07 01:29:41,364 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 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) [2021-12-07 01:29:41,377 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-07 01:29:41,377 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 01:29:41,377 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 01:29:41,382 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-07 01:29:41,382 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-07 01:29:41,382 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-07 01:29:41,382 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 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) [2021-12-07 01:29:41,383 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-07 01:29:41,383 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 01:29:41,383 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 01:29:41,384 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-07 01:29:41,384 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-07 01:29:41,389 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~nondet13#1, main_#t~ret14#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet12#1, main_#t~nondet13#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_#t~mem5#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~short8#1, test_fun_#t~mem11#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 10#L555-5true [2021-12-07 01:29:41,389 INFO L793 eck$LassoCheckResult]: Loop: 10#L555-5true call test_fun_#t~mem5#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 > test_fun_#t~mem6#1; 11#L555-1true assume test_fun_#t~short8#1;call test_fun_#t~mem7#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem7#1 < 2147483647; 6#L555-3true assume !!test_fun_#t~short8#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~short8#1;call test_fun_#t~mem9#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(1 + test_fun_#t~mem9#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem9#1;call test_fun_#t~mem10#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(2 + test_fun_#t~mem10#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem10#1; 10#L555-5true [2021-12-07 01:29:41,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:29:41,393 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-07 01:29:41,400 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:29:41,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500409560] [2021-12-07 01:29:41,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:29:41,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:29:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:29:41,499 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:29:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:29:41,538 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:29:41,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:29:41,540 INFO L85 PathProgramCache]: Analyzing trace with hash 36846, now seen corresponding path program 1 times [2021-12-07 01:29:41,546 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:29:41,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989235380] [2021-12-07 01:29:41,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:29:41,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:29:41,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:29:41,562 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:29:41,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:29:41,573 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:29:41,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:29:41,575 INFO L85 PathProgramCache]: Analyzing trace with hash 28695788, now seen corresponding path program 1 times [2021-12-07 01:29:41,575 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:29:41,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209489772] [2021-12-07 01:29:41,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:29:41,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:29:41,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:29:41,609 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:29:41,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:29:41,635 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:29:42,192 INFO L210 LassoAnalysis]: Preferences: [2021-12-07 01:29:42,193 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-07 01:29:42,193 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-07 01:29:42,193 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-07 01:29:42,193 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-07 01:29:42,193 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:29:42,193 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-07 01:29:42,193 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-07 01:29:42,193 INFO L133 ssoRankerPreferences]: Filename of dumped script: a.08-alloca.i_Iteration1_Lasso [2021-12-07 01:29:42,194 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-07 01:29:42,194 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-07 01:29:42,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:29:42,217 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:29:42,219 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:29:42,221 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:29:42,223 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:29:42,225 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:29:42,227 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:29:42,229 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:29:42,231 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:29:42,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:29:42,465 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:29:42,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:29:42,468 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:29:42,469 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:29:42,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:29:42,471 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:29:42,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:29:42,703 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-07 01:29:42,708 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-07 01:29:42,710 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:29:42,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:29:42,711 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:29:42,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-07 01:29:42,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:29:42,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:29:42,723 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:29:42,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:29:42,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:29:42,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:29:42,724 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:29:42,725 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:29:42,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:29:42,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-07 01:29:42,747 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:29:42,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:29:42,747 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:29:42,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-07 01:29:42,749 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 [2021-12-07 01:29:42,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:29:42,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:29:42,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:29:42,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:29:42,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:29:42,757 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:29:42,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:29:42,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:29:42,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-12-07 01:29:42,777 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:29:42,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:29:42,778 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:29:42,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-07 01:29:42,779 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:29:42,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:29:42,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:29:42,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:29:42,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:29:42,791 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:29:42,791 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:29:42,794 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:29:42,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-12-07 01:29:42,823 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:29:42,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:29:42,824 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:29:42,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-07 01:29:42,825 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 [2021-12-07 01:29:42,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:29:42,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:29:42,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:29:42,835 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:29:42,837 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:29:42,837 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:29:42,840 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:29:42,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-07 01:29:42,863 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:29:42,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:29:42,864 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:29:42,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-07 01:29:42,865 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 [2021-12-07 01:29:42,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:29:42,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:29:42,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:29:42,872 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:29:42,875 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:29:42,875 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:29:42,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:29:42,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-07 01:29:42,897 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:29:42,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:29:42,898 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:29:42,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-07 01:29:42,900 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 [2021-12-07 01:29:42,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:29:42,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:29:42,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:29:42,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:29:42,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:29:42,908 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:29:42,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:29:42,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:29:42,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-12-07 01:29:42,928 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:29:42,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:29:42,929 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:29:42,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-07 01:29:42,930 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 [2021-12-07 01:29:42,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:29:42,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:29:42,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:29:42,937 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:29:42,939 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:29:42,939 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:29:42,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:29:42,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-07 01:29:42,959 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:29:42,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:29:42,960 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:29:42,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-07 01:29:42,961 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 [2021-12-07 01:29:42,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:29:42,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:29:42,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:29:42,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:29:42,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:29:42,969 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:29:42,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:29:42,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:29:42,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-12-07 01:29:42,989 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:29:42,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:29:42,990 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:29:42,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-07 01:29:42,991 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 [2021-12-07 01:29:43,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:29:43,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:29:43,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:29:43,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:29:43,007 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:29:43,007 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:29:43,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:29:43,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-07 01:29:43,034 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:29:43,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:29:43,035 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:29:43,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-07 01:29:43,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:29:43,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:29:43,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:29:43,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:29:43,044 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:29:43,049 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:29:43,049 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:29:43,059 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-07 01:29:43,071 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-12-07 01:29:43,071 INFO L444 ModelExtractionUtils]: 23 out of 28 variables were initially zero. Simplification set additionally 2 variables to zero. [2021-12-07 01:29:43,072 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:29:43,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:29:43,073 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:29:43,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-07 01:29:43,074 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-07 01:29:43,084 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-07 01:29:43,084 INFO L513 LassoAnalysis]: Proved termination. [2021-12-07 01:29:43,084 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_1) = -1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_1 + 2147483646 Supporting invariants [] [2021-12-07 01:29:43,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-07 01:29:43,151 INFO L297 tatePredicateManager]: 20 out of 20 supporting invariants were superfluous and have been removed [2021-12-07 01:29:43,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:29:43,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:29:43,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-07 01:29:43,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:29:43,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:29:43,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 18 conjunts are in the unsatisfiable core [2021-12-07 01:29:43,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:29:43,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:29:43,340 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-12-07 01:29:43,341 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 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) [2021-12-07 01:29:43,395 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 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 38 states and 44 transitions. Complement of second has 9 states. [2021-12-07 01:29:43,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-12-07 01:29:43,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 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) [2021-12-07 01:29:43,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 24 transitions. [2021-12-07 01:29:43,403 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 24 transitions. Stem has 2 letters. Loop has 3 letters. [2021-12-07 01:29:43,403 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 01:29:43,403 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 24 transitions. Stem has 5 letters. Loop has 3 letters. [2021-12-07 01:29:43,404 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 01:29:43,404 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 24 transitions. Stem has 2 letters. Loop has 6 letters. [2021-12-07 01:29:43,404 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 01:29:43,405 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 44 transitions. [2021-12-07 01:29:43,407 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-07 01:29:43,410 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 12 states and 15 transitions. [2021-12-07 01:29:43,411 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2021-12-07 01:29:43,412 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2021-12-07 01:29:43,412 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 15 transitions. [2021-12-07 01:29:43,412 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-07 01:29:43,412 INFO L681 BuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2021-12-07 01:29:43,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 15 transitions. [2021-12-07 01:29:43,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 11. [2021-12-07 01:29:43,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.2727272727272727) 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) [2021-12-07 01:29:43,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 14 transitions. [2021-12-07 01:29:43,435 INFO L704 BuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2021-12-07 01:29:43,435 INFO L587 BuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2021-12-07 01:29:43,435 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-07 01:29:43,435 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 14 transitions. [2021-12-07 01:29:43,436 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-07 01:29:43,436 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 01:29:43,436 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 01:29:43,436 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-12-07 01:29:43,436 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-07 01:29:43,441 INFO L791 eck$LassoCheckResult]: Stem: 174#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 175#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~nondet13#1, main_#t~ret14#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet12#1, main_#t~nondet13#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_#t~mem5#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~short8#1, test_fun_#t~mem11#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 183#L555-5 call test_fun_#t~mem5#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 > test_fun_#t~mem6#1; 180#L555-1 [2021-12-07 01:29:43,441 INFO L793 eck$LassoCheckResult]: Loop: 180#L555-1 assume !test_fun_#t~short8#1; 176#L555-3 assume !!test_fun_#t~short8#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~short8#1;call test_fun_#t~mem9#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(1 + test_fun_#t~mem9#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem9#1;call test_fun_#t~mem10#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(2 + test_fun_#t~mem10#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem10#1; 177#L555-5 call test_fun_#t~mem5#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 > test_fun_#t~mem6#1; 180#L555-1 [2021-12-07 01:29:43,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:29:43,442 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2021-12-07 01:29:43,442 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:29:43,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272215427] [2021-12-07 01:29:43,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:29:43,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:29:43,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:29:43,470 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:29:43,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-07 01:29:43,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:29:43,485 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:29:43,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:29:43,486 INFO L85 PathProgramCache]: Analyzing trace with hash 41888, now seen corresponding path program 1 times [2021-12-07 01:29:43,486 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:29:43,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921190507] [2021-12-07 01:29:43,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:29:43,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:29:43,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:29:43,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:29:43,509 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:29:43,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921190507] [2021-12-07 01:29:43,510 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921190507] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:29:43,510 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:29:43,510 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-07 01:29:43,510 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164541685] [2021-12-07 01:29:43,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:29:43,512 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-07 01:29:43,512 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:29:43,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 01:29:43,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:29:43,515 INFO L87 Difference]: Start difference. First operand 11 states and 14 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 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) [2021-12-07 01:29:43,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:29:43,525 INFO L93 Difference]: Finished difference Result 9 states and 10 transitions. [2021-12-07 01:29:43,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 01:29:43,526 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 10 transitions. [2021-12-07 01:29:43,527 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-07 01:29:43,527 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 0 states and 0 transitions. [2021-12-07 01:29:43,527 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-07 01:29:43,527 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-07 01:29:43,527 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-07 01:29:43,527 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-07 01:29:43,527 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-07 01:29:43,527 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-07 01:29:43,527 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-07 01:29:43,527 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-07 01:29:43,527 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-07 01:29:43,527 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-07 01:29:43,527 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-07 01:29:43,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 01:29:43 BoogieIcfgContainer [2021-12-07 01:29:43,533 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-07 01:29:43,533 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-07 01:29:43,533 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-07 01:29:43,533 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-07 01:29:43,534 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:29:41" (3/4) ... [2021-12-07 01:29:43,536 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-07 01:29:43,536 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-07 01:29:43,536 INFO L158 Benchmark]: Toolchain (without parser) took 2735.32ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 59.1MB in the beginning and 82.0MB in the end (delta: -22.9MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:29:43,537 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 96.5MB. Free memory was 76.5MB in the beginning and 76.4MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:29:43,537 INFO L158 Benchmark]: CACSL2BoogieTranslator took 255.14ms. Allocated memory is still 96.5MB. Free memory was 58.9MB in the beginning and 66.5MB in the end (delta: -7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-07 01:29:43,538 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.60ms. Allocated memory is still 96.5MB. Free memory was 66.5MB in the beginning and 64.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 01:29:43,538 INFO L158 Benchmark]: Boogie Preprocessor took 20.45ms. Allocated memory is still 96.5MB. Free memory was 64.5MB in the beginning and 63.7MB in the end (delta: 812.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:29:43,538 INFO L158 Benchmark]: RCFGBuilder took 202.47ms. Allocated memory is still 96.5MB. Free memory was 63.5MB in the beginning and 53.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-07 01:29:43,539 INFO L158 Benchmark]: BuchiAutomizer took 2217.82ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 52.6MB in the beginning and 82.0MB in the end (delta: -29.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:29:43,539 INFO L158 Benchmark]: Witness Printer took 2.52ms. Allocated memory is still 117.4MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:29:43,541 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 96.5MB. Free memory was 76.5MB in the beginning and 76.4MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 255.14ms. Allocated memory is still 96.5MB. Free memory was 58.9MB in the beginning and 66.5MB in the end (delta: -7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.60ms. Allocated memory is still 96.5MB. Free memory was 66.5MB in the beginning and 64.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.45ms. Allocated memory is still 96.5MB. Free memory was 64.5MB in the beginning and 63.7MB in the end (delta: 812.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 202.47ms. Allocated memory is still 96.5MB. Free memory was 63.5MB in the beginning and 53.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 2217.82ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 52.6MB in the beginning and 82.0MB in the end (delta: -29.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.52ms. Allocated memory is still 117.4MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. * 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 -1 * unknown-#memory_int-unknown[y_ref][y_ref] + 2147483646 and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.1s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 1.8s. 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 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 11 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 21 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 23 IncrementalHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 11 mSDtfsCounter, 23 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital285 mio100 ax106 hnf100 lsp91 ukn58 mio100 lsp34 div100 bol100 ite100 ukn100 eq178 hnf88 smp96 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 16ms 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! [2021-12-07 01:29:43,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d2f392-fae7-4870-9972-572c1a470873/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE