./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/a.06-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/a.06-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0e00bd958aa9fbd5730471fb19c0f431fb9410b6f9738fcfd6ac5e9594f9dc7f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:19:43,572 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:19:43,575 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:19:43,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:19:43,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:19:43,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:19:43,643 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:19:43,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:19:43,653 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:19:43,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:19:43,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:19:43,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:19:43,667 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:19:43,671 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:19:43,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:19:43,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:19:43,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:19:43,688 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:19:43,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:19:43,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:19:43,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:19:43,707 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:19:43,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:19:43,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:19:43,722 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:19:43,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:19:43,723 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:19:43,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:19:43,727 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:19:43,729 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:19:43,730 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:19:43,731 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:19:43,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:19:43,736 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:19:43,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:19:43,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:19:43,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:19:43,740 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:19:43,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:19:43,742 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:19:43,743 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:19:43,744 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-28 23:19:43,796 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:19:43,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:19:43,797 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:19:43,798 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:19:43,799 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:19:43,799 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:19:43,800 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:19:43,800 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 23:19:43,800 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 23:19:43,801 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 23:19:43,801 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 23:19:43,801 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 23:19:43,802 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 23:19:43,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:19:43,802 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:19:43,803 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:19:43,803 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:19:43,803 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 23:19:43,803 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 23:19:43,804 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 23:19:43,804 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:19:43,804 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 23:19:43,805 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:19:43,805 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 23:19:43,805 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:19:43,806 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:19:43,806 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:19:43,806 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:19:43,807 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:19:43,808 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 23:19:43,808 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_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e00bd958aa9fbd5730471fb19c0f431fb9410b6f9738fcfd6ac5e9594f9dc7f [2021-10-28 23:19:44,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:19:44,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:19:44,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:19:44,166 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:19:44,167 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:19:44,168 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/termination-memory-alloca/a.06-alloca.i [2021-10-28 23:19:44,250 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/data/1fd4dd68c/59655b5b33724055966c04ff253f76f8/FLAGe0dd2a8b1 [2021-10-28 23:19:44,899 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:19:44,900 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/sv-benchmarks/c/termination-memory-alloca/a.06-alloca.i [2021-10-28 23:19:44,916 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/data/1fd4dd68c/59655b5b33724055966c04ff253f76f8/FLAGe0dd2a8b1 [2021-10-28 23:19:45,175 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/data/1fd4dd68c/59655b5b33724055966c04ff253f76f8 [2021-10-28 23:19:45,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:19:45,186 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:19:45,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:19:45,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:19:45,195 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:19:45,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:19:45" (1/1) ... [2021-10-28 23:19:45,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1509741d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:45, skipping insertion in model container [2021-10-28 23:19:45,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:19:45" (1/1) ... [2021-10-28 23:19:45,211 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:19:45,265 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:19:45,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:19:45,725 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:19:45,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:19:45,843 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:19:45,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:45 WrapperNode [2021-10-28 23:19:45,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:19:45,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:19:45,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:19:45,846 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:19:45,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:45" (1/1) ... [2021-10-28 23:19:45,873 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:45" (1/1) ... [2021-10-28 23:19:45,904 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:19:45,905 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:19:45,905 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:19:45,905 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:19:45,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:45" (1/1) ... [2021-10-28 23:19:45,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:45" (1/1) ... [2021-10-28 23:19:45,935 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:45" (1/1) ... [2021-10-28 23:19:45,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:45" (1/1) ... [2021-10-28 23:19:45,946 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:45" (1/1) ... [2021-10-28 23:19:45,951 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:45" (1/1) ... [2021-10-28 23:19:45,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:45" (1/1) ... [2021-10-28 23:19:45,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:19:45,965 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:19:45,966 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:19:45,966 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:19:45,967 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:45" (1/1) ... [2021-10-28 23:19:45,984 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:46,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:46,031 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:46,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 23:19:46,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 23:19:46,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 23:19:46,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:19:46,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 23:19:46,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:19:46,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:19:46,574 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:19:46,574 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-28 23:19:46,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:19:46 BoogieIcfgContainer [2021-10-28 23:19:46,577 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:19:46,578 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 23:19:46,578 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 23:19:46,583 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 23:19:46,584 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:19:46,584 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 11:19:45" (1/3) ... [2021-10-28 23:19:46,586 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@906c1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:19:46, skipping insertion in model container [2021-10-28 23:19:46,586 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:19:46,586 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:45" (2/3) ... [2021-10-28 23:19:46,587 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@906c1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:19:46, skipping insertion in model container [2021-10-28 23:19:46,587 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:19:46,587 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:19:46" (3/3) ... [2021-10-28 23:19:46,589 INFO L389 chiAutomizerObserver]: Analyzing ICFG a.06-alloca.i [2021-10-28 23:19:46,659 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 23:19:46,659 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 23:19:46,659 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 23:19:46,660 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 23:19:46,660 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 23:19:46,660 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 23:19:46,660 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 23:19:46,660 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 23:19:46,683 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 20 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 19 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:46,715 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2021-10-28 23:19:46,715 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:19:46,716 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:19:46,723 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-28 23:19:46,723 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:46,723 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 23:19:46,724 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 20 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 19 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:46,727 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2021-10-28 23:19:46,728 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:19:46,728 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:19:46,728 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-28 23:19:46,729 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:46,737 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 8#L-1true havoc main_#res;havoc main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~ret29;test_fun_#in~x, test_fun_#in~y, test_fun_#in~z := main_#t~nondet26, main_#t~nondet27, main_#t~nondet28;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset, test_fun_#t~mem23, test_fun_#t~mem24, test_fun_#t~mem6, test_fun_#t~mem8, test_fun_#t~mem7, test_fun_#t~short9, test_fun_#t~mem10, test_fun_#t~mem12, test_fun_#t~mem11, test_fun_#t~short13, test_fun_#t~short14, test_fun_#t~mem17, test_fun_#t~mem15, test_fun_#t~mem16, test_fun_#t~short18, test_fun_#t~mem19, test_fun_#t~short20, test_fun_#t~mem21, test_fun_#t~short22, test_fun_#t~mem25, test_fun_~x, test_fun_~y, test_fun_~z, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;test_fun_~z := test_fun_#in~z;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(test_fun_~z, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 20#L557-20true [2021-10-28 23:19:46,739 INFO L793 eck$LassoCheckResult]: Loop: 20#L557-20true call test_fun_#t~mem6 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem6 >= 0; 18#L557-1true assume test_fun_#t~short9;call test_fun_#t~mem8 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call test_fun_#t~mem7 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem8 < 2147483647 - test_fun_#t~mem7; 17#L557-3true test_fun_#t~short14 := test_fun_#t~short9; 9#L557-4true assume test_fun_#t~short14; 16#L557-9true test_fun_#t~short18 := test_fun_#t~short14; 15#L557-10true assume !test_fun_#t~short18; 13#L557-12true test_fun_#t~short20 := test_fun_#t~short18; 19#L557-13true assume test_fun_#t~short20;call test_fun_#t~mem19 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short20 := test_fun_#t~mem19 < 2147483647; 11#L557-15true test_fun_#t~short22 := test_fun_#t~short20; 7#L557-16true assume test_fun_#t~short22;call test_fun_#t~mem21 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);test_fun_#t~short22 := test_fun_#t~mem21 < 2147483647; 21#L557-18true assume !!test_fun_#t~short22;havoc test_fun_#t~mem6;havoc test_fun_#t~mem8;havoc test_fun_#t~mem7;havoc test_fun_#t~short9;havoc test_fun_#t~mem10;havoc test_fun_#t~mem12;havoc test_fun_#t~mem11;havoc test_fun_#t~short13;havoc test_fun_#t~short14;havoc test_fun_#t~mem17;havoc test_fun_#t~mem15;havoc test_fun_#t~mem16;havoc test_fun_#t~short18;havoc test_fun_#t~mem19;havoc test_fun_#t~short20;havoc test_fun_#t~mem21;havoc test_fun_#t~short22;call test_fun_#t~mem23 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(1 + test_fun_#t~mem23, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);havoc test_fun_#t~mem23;call test_fun_#t~mem24 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call write~int(1 + test_fun_#t~mem24, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);havoc test_fun_#t~mem24; 20#L557-20true [2021-10-28 23:19:46,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:46,750 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-10-28 23:19:46,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:46,761 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922567707] [2021-10-28 23:19:46,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:46,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:47,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:47,033 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:19:47,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:47,131 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:19:47,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:47,135 INFO L85 PathProgramCache]: Analyzing trace with hash -1442805661, now seen corresponding path program 1 times [2021-10-28 23:19:47,135 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:47,136 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743571635] [2021-10-28 23:19:47,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:47,136 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:47,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:47,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:19:47,286 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:47,286 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743571635] [2021-10-28 23:19:47,287 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743571635] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:19:47,287 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:19:47,288 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:19:47,288 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120041578] [2021-10-28 23:19:47,295 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-28 23:19:47,296 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:47,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:19:47,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:19:47,315 INFO L87 Difference]: Start difference. First operand has 20 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 19 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:47,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:47,395 INFO L93 Difference]: Finished difference Result 27 states and 36 transitions. [2021-10-28 23:19:47,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:19:47,398 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 36 transitions. [2021-10-28 23:19:47,404 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 20 [2021-10-28 23:19:47,409 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 22 states and 30 transitions. [2021-10-28 23:19:47,411 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2021-10-28 23:19:47,411 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22 [2021-10-28 23:19:47,412 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 30 transitions. [2021-10-28 23:19:47,412 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:19:47,413 INFO L681 BuchiCegarLoop]: Abstraction has 22 states and 30 transitions. [2021-10-28 23:19:47,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 30 transitions. [2021-10-28 23:19:47,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 17. [2021-10-28 23:19:47,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 16 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:47,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 23 transitions. [2021-10-28 23:19:47,448 INFO L704 BuchiCegarLoop]: Abstraction has 17 states and 23 transitions. [2021-10-28 23:19:47,448 INFO L587 BuchiCegarLoop]: Abstraction has 17 states and 23 transitions. [2021-10-28 23:19:47,448 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 23:19:47,449 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 23 transitions. [2021-10-28 23:19:47,450 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 15 [2021-10-28 23:19:47,450 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:19:47,450 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:19:47,451 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-28 23:19:47,451 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:47,451 INFO L791 eck$LassoCheckResult]: Stem: 61#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 62#L-1 havoc main_#res;havoc main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~ret29;test_fun_#in~x, test_fun_#in~y, test_fun_#in~z := main_#t~nondet26, main_#t~nondet27, main_#t~nondet28;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset, test_fun_#t~mem23, test_fun_#t~mem24, test_fun_#t~mem6, test_fun_#t~mem8, test_fun_#t~mem7, test_fun_#t~short9, test_fun_#t~mem10, test_fun_#t~mem12, test_fun_#t~mem11, test_fun_#t~short13, test_fun_#t~short14, test_fun_#t~mem17, test_fun_#t~mem15, test_fun_#t~mem16, test_fun_#t~short18, test_fun_#t~mem19, test_fun_#t~short20, test_fun_#t~mem21, test_fun_#t~short22, test_fun_#t~mem25, test_fun_~x, test_fun_~y, test_fun_~z, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;test_fun_~z := test_fun_#in~z;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(test_fun_~z, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 65#L557-20 [2021-10-28 23:19:47,451 INFO L793 eck$LassoCheckResult]: Loop: 65#L557-20 call test_fun_#t~mem6 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem6 >= 0; 74#L557-1 assume test_fun_#t~short9;call test_fun_#t~mem8 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call test_fun_#t~mem7 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem8 < 2147483647 - test_fun_#t~mem7; 73#L557-3 test_fun_#t~short14 := test_fun_#t~short9; 66#L557-4 assume test_fun_#t~short14; 67#L557-9 test_fun_#t~short18 := test_fun_#t~short14; 72#L557-10 assume test_fun_#t~short18;call test_fun_#t~mem17 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem15 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem16 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);test_fun_#t~short18 := test_fun_#t~mem17 > test_fun_#t~mem15 + test_fun_#t~mem16; 70#L557-12 test_fun_#t~short20 := test_fun_#t~short18; 71#L557-13 assume test_fun_#t~short20;call test_fun_#t~mem19 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short20 := test_fun_#t~mem19 < 2147483647; 69#L557-15 test_fun_#t~short22 := test_fun_#t~short20; 63#L557-16 assume test_fun_#t~short22;call test_fun_#t~mem21 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);test_fun_#t~short22 := test_fun_#t~mem21 < 2147483647; 64#L557-18 assume !!test_fun_#t~short22;havoc test_fun_#t~mem6;havoc test_fun_#t~mem8;havoc test_fun_#t~mem7;havoc test_fun_#t~short9;havoc test_fun_#t~mem10;havoc test_fun_#t~mem12;havoc test_fun_#t~mem11;havoc test_fun_#t~short13;havoc test_fun_#t~short14;havoc test_fun_#t~mem17;havoc test_fun_#t~mem15;havoc test_fun_#t~mem16;havoc test_fun_#t~short18;havoc test_fun_#t~mem19;havoc test_fun_#t~short20;havoc test_fun_#t~mem21;havoc test_fun_#t~short22;call test_fun_#t~mem23 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(1 + test_fun_#t~mem23, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);havoc test_fun_#t~mem23;call test_fun_#t~mem24 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call write~int(1 + test_fun_#t~mem24, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);havoc test_fun_#t~mem24; 65#L557-20 [2021-10-28 23:19:47,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:47,452 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2021-10-28 23:19:47,453 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:47,453 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436977429] [2021-10-28 23:19:47,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:47,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:47,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:47,487 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:19:47,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:47,536 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:19:47,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:47,540 INFO L85 PathProgramCache]: Analyzing trace with hash -1500063963, now seen corresponding path program 1 times [2021-10-28 23:19:47,540 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:47,541 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945837812] [2021-10-28 23:19:47,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:47,541 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:47,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:47,584 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:19:47,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:47,609 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:19:47,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:47,611 INFO L85 PathProgramCache]: Analyzing trace with hash -1876539869, now seen corresponding path program 1 times [2021-10-28 23:19:47,611 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:47,611 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715011820] [2021-10-28 23:19:47,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:47,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:47,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:47,684 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:19:47,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:47,737 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:19:49,941 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:19:49,942 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:19:49,949 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:19:49,952 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:19:49,952 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:19:49,952 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:49,952 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:19:49,953 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:19:49,953 INFO L133 ssoRankerPreferences]: Filename of dumped script: a.06-alloca.i_Iteration2_Lasso [2021-10-28 23:19:49,953 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:19:49,953 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:19:50,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,040 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,045 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,052 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,054 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,056 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,059 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,062 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,064 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,067 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,979 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:50,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:51,766 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:19:51,772 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:19:51,774 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:51,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:51,780 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:51,795 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:51,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:51,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:19:51,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:51,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:51,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:51,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 23:19:51,810 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:19:51,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:19:51,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:51,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:51,844 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:51,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:51,845 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:51,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 23:19:51,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:51,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:51,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:19:51,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:51,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:51,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:51,858 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:19:51,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:19:51,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:51,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:51,888 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:51,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:51,889 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:51,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 23:19:51,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:51,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:51,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:19:51,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:51,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:51,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:51,904 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:19:51,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:19:51,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:51,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:51,940 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:51,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:51,960 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:51,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 23:19:51,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:51,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:51,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:19:51,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:51,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:51,977 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:51,977 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:19:51,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:19:51,979 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:52,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:52,008 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:52,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:52,012 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:52,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 23:19:52,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:52,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:52,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:19:52,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:52,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:52,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:52,024 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:19:52,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:19:52,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:52,050 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:52,051 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:52,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:52,052 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:52,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 23:19:52,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:52,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:52,067 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:19:52,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:52,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:52,068 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:52,069 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:19:52,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:19:52,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:52,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:52,102 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:52,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:52,103 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:52,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 23:19:52,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:52,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:52,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:19:52,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:52,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:52,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:52,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:19:52,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:19:52,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:52,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:52,159 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:52,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:52,160 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:52,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:52,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 23:19:52,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:52,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:52,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:52,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:52,191 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:19:52,191 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:19:52,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:52,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:52,257 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:52,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:52,259 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:52,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:52,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 23:19:52,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:52,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:19:52,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:52,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:52,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:52,285 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:19:52,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:19:52,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:52,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:52,317 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:52,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:52,319 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:52,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 23:19:52,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:52,333 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:52,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:19:52,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:52,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:52,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:52,347 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:19:52,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:19:52,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:52,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:52,404 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:52,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:52,408 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:52,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 23:19:52,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:52,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:52,427 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:19:52,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:52,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:52,427 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:52,428 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:19:52,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:19:52,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:52,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:52,462 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:52,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:52,464 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:52,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 23:19:52,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:52,475 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:52,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:19:52,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:52,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:52,475 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:52,476 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:19:52,476 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:19:52,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:52,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:52,502 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:52,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:52,503 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:52,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 23:19:52,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:52,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:52,521 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:19:52,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:52,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:52,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:52,522 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:19:52,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:19:52,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:52,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:52,567 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:52,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:52,568 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:52,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 23:19:52,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:52,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:52,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:19:52,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:52,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:52,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:52,580 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:19:52,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:19:52,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:52,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:52,606 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:52,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:52,607 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:52,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 23:19:52,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:52,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:52,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:19:52,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:52,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:52,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:52,619 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:19:52,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:19:52,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:52,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:52,660 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:52,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:52,661 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:52,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 23:19:52,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:52,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:52,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:52,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:52,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:52,675 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:19:52,675 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:19:52,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:52,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-10-28 23:19:52,702 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:52,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:52,703 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:52,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 23:19:52,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:52,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:52,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:19:52,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:52,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:52,717 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:52,723 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:19:52,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:19:52,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:52,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:52,755 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:52,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:52,762 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:52,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 23:19:52,764 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:52,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:52,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:52,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:52,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:52,780 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:19:52,780 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:19:52,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:52,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-10-28 23:19:52,815 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:52,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:52,816 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:52,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-28 23:19:52,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:52,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:52,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:52,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:52,830 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:52,835 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:19:52,835 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:19:52,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:52,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:52,910 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:52,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:52,912 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:52,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-28 23:19:52,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:52,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:52,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:52,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:52,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:52,926 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:19:52,926 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:19:52,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:52,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:52,956 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:52,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:52,957 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:52,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-28 23:19:52,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:52,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:52,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:52,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:52,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:52,970 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:19:52,970 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:19:52,975 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:53,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:53,003 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:53,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:53,004 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:53,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-28 23:19:53,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:53,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:53,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:53,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:53,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:53,017 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:19:53,018 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:19:53,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:53,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:53,046 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:53,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:53,047 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:53,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-28 23:19:53,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:53,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:53,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:53,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:53,060 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:53,085 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:19:53,085 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:19:53,111 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:19:53,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:53,156 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:53,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:53,157 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:53,166 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:19:53,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-28 23:19:53,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:19:53,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:19:53,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:19:53,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:19:53,191 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:19:53,192 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:19:53,215 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:19:53,251 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-10-28 23:19:53,252 INFO L444 ModelExtractionUtils]: 14 out of 40 variables were initially zero. Simplification set additionally 23 variables to zero. [2021-10-28 23:19:53,254 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:53,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:53,263 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:53,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-28 23:19:53,271 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:19:53,328 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 23:19:53,328 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:19:53,329 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~z_ref~0.base) ULTIMATE.start_test_fun_~z_ref~0.offset)_1) = -2*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~z_ref~0.base) ULTIMATE.start_test_fun_~z_ref~0.offset)_1 + 4294967293 Supporting invariants [] [2021-10-28 23:19:53,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:53,628 INFO L297 tatePredicateManager]: 37 out of 37 supporting invariants were superfluous and have been removed [2021-10-28 23:19:53,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:53,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:53,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:19:53,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:19:53,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:53,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-28 23:19:53,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:19:54,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:54,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:19:54,253 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2021-10-28 23:19:54,254 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 23 transitions. cyclomatic complexity: 7 Second operand has 6 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:54,509 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 23 transitions. cyclomatic complexity: 7. Second operand has 6 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 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 73 states and 101 transitions. Complement of second has 12 states. [2021-10-28 23:19:54,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2021-10-28 23:19:54,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:54,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 48 transitions. [2021-10-28 23:19:54,513 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 48 transitions. Stem has 2 letters. Loop has 11 letters. [2021-10-28 23:19:54,514 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:19:54,514 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 48 transitions. Stem has 13 letters. Loop has 11 letters. [2021-10-28 23:19:54,515 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:19:54,515 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 48 transitions. Stem has 2 letters. Loop has 22 letters. [2021-10-28 23:19:54,515 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:19:54,516 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 73 states and 101 transitions. [2021-10-28 23:19:54,519 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 27 [2021-10-28 23:19:54,523 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 73 states to 66 states and 92 transitions. [2021-10-28 23:19:54,523 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2021-10-28 23:19:54,523 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31 [2021-10-28 23:19:54,524 INFO L73 IsDeterministic]: Start isDeterministic. Operand 66 states and 92 transitions. [2021-10-28 23:19:54,524 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:19:54,524 INFO L681 BuchiCegarLoop]: Abstraction has 66 states and 92 transitions. [2021-10-28 23:19:54,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states and 92 transitions. [2021-10-28 23:19:54,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 45. [2021-10-28 23:19:54,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 45 states have (on average 1.3777777777777778) internal successors, (62), 44 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:54,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 62 transitions. [2021-10-28 23:19:54,531 INFO L704 BuchiCegarLoop]: Abstraction has 45 states and 62 transitions. [2021-10-28 23:19:54,531 INFO L587 BuchiCegarLoop]: Abstraction has 45 states and 62 transitions. [2021-10-28 23:19:54,531 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-28 23:19:54,531 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 45 states and 62 transitions. [2021-10-28 23:19:54,533 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 17 [2021-10-28 23:19:54,533 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:19:54,533 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:19:54,533 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 23:19:54,534 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:54,534 INFO L791 eck$LassoCheckResult]: Stem: 376#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 377#L-1 havoc main_#res;havoc main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~ret29;test_fun_#in~x, test_fun_#in~y, test_fun_#in~z := main_#t~nondet26, main_#t~nondet27, main_#t~nondet28;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset, test_fun_#t~mem23, test_fun_#t~mem24, test_fun_#t~mem6, test_fun_#t~mem8, test_fun_#t~mem7, test_fun_#t~short9, test_fun_#t~mem10, test_fun_#t~mem12, test_fun_#t~mem11, test_fun_#t~short13, test_fun_#t~short14, test_fun_#t~mem17, test_fun_#t~mem15, test_fun_#t~mem16, test_fun_#t~short18, test_fun_#t~mem19, test_fun_#t~short20, test_fun_#t~mem21, test_fun_#t~short22, test_fun_#t~mem25, test_fun_~x, test_fun_~y, test_fun_~z, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;test_fun_~z := test_fun_#in~z;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(test_fun_~z, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 382#L557-20 call test_fun_#t~mem6 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem6 >= 0; 401#L557-1 [2021-10-28 23:19:54,534 INFO L793 eck$LassoCheckResult]: Loop: 401#L557-1 assume !test_fun_#t~short9; 397#L557-3 test_fun_#t~short14 := test_fun_#t~short9; 398#L557-4 assume test_fun_#t~short14; 416#L557-9 test_fun_#t~short18 := test_fun_#t~short14; 394#L557-10 assume test_fun_#t~short18;call test_fun_#t~mem17 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem15 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem16 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);test_fun_#t~short18 := test_fun_#t~mem17 > test_fun_#t~mem15 + test_fun_#t~mem16; 390#L557-12 test_fun_#t~short20 := test_fun_#t~short18; 391#L557-13 assume test_fun_#t~short20;call test_fun_#t~mem19 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short20 := test_fun_#t~mem19 < 2147483647; 388#L557-15 test_fun_#t~short22 := test_fun_#t~short20; 378#L557-16 assume test_fun_#t~short22;call test_fun_#t~mem21 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);test_fun_#t~short22 := test_fun_#t~mem21 < 2147483647; 379#L557-18 assume !!test_fun_#t~short22;havoc test_fun_#t~mem6;havoc test_fun_#t~mem8;havoc test_fun_#t~mem7;havoc test_fun_#t~short9;havoc test_fun_#t~mem10;havoc test_fun_#t~mem12;havoc test_fun_#t~mem11;havoc test_fun_#t~short13;havoc test_fun_#t~short14;havoc test_fun_#t~mem17;havoc test_fun_#t~mem15;havoc test_fun_#t~mem16;havoc test_fun_#t~short18;havoc test_fun_#t~mem19;havoc test_fun_#t~short20;havoc test_fun_#t~mem21;havoc test_fun_#t~short22;call test_fun_#t~mem23 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(1 + test_fun_#t~mem23, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);havoc test_fun_#t~mem23;call test_fun_#t~mem24 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call write~int(1 + test_fun_#t~mem24, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);havoc test_fun_#t~mem24; 405#L557-20 call test_fun_#t~mem6 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem6 >= 0; 401#L557-1 [2021-10-28 23:19:54,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:54,535 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2021-10-28 23:19:54,535 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:54,535 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132176043] [2021-10-28 23:19:54,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:54,536 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:54,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:54,558 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:19:54,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:54,585 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:19:54,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:54,586 INFO L85 PathProgramCache]: Analyzing trace with hash 962628681, now seen corresponding path program 1 times [2021-10-28 23:19:54,586 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:54,586 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595422823] [2021-10-28 23:19:54,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:54,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:54,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:19:54,608 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:54,609 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595422823] [2021-10-28 23:19:54,609 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595422823] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:19:54,609 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:19:54,609 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:19:54,609 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104407307] [2021-10-28 23:19:54,610 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-28 23:19:54,610 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:54,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:19:54,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:19:54,611 INFO L87 Difference]: Start difference. First operand 45 states and 62 transitions. cyclomatic complexity: 19 Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:54,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:54,650 INFO L93 Difference]: Finished difference Result 59 states and 82 transitions. [2021-10-28 23:19:54,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:19:54,651 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 59 states and 82 transitions. [2021-10-28 23:19:54,653 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24 [2021-10-28 23:19:54,654 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 59 states to 59 states and 82 transitions. [2021-10-28 23:19:54,654 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 27 [2021-10-28 23:19:54,654 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 27 [2021-10-28 23:19:54,654 INFO L73 IsDeterministic]: Start isDeterministic. Operand 59 states and 82 transitions. [2021-10-28 23:19:54,655 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:19:54,655 INFO L681 BuchiCegarLoop]: Abstraction has 59 states and 82 transitions. [2021-10-28 23:19:54,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states and 82 transitions. [2021-10-28 23:19:54,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 39. [2021-10-28 23:19:54,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 38 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:54,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 54 transitions. [2021-10-28 23:19:54,660 INFO L704 BuchiCegarLoop]: Abstraction has 39 states and 54 transitions. [2021-10-28 23:19:54,660 INFO L587 BuchiCegarLoop]: Abstraction has 39 states and 54 transitions. [2021-10-28 23:19:54,660 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-28 23:19:54,660 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 39 states and 54 transitions. [2021-10-28 23:19:54,661 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2021-10-28 23:19:54,661 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:19:54,661 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:19:54,662 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 23:19:54,662 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:54,662 INFO L791 eck$LassoCheckResult]: Stem: 489#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 490#L-1 havoc main_#res;havoc main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~ret29;test_fun_#in~x, test_fun_#in~y, test_fun_#in~z := main_#t~nondet26, main_#t~nondet27, main_#t~nondet28;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset, test_fun_#t~mem23, test_fun_#t~mem24, test_fun_#t~mem6, test_fun_#t~mem8, test_fun_#t~mem7, test_fun_#t~short9, test_fun_#t~mem10, test_fun_#t~mem12, test_fun_#t~mem11, test_fun_#t~short13, test_fun_#t~short14, test_fun_#t~mem17, test_fun_#t~mem15, test_fun_#t~mem16, test_fun_#t~short18, test_fun_#t~mem19, test_fun_#t~short20, test_fun_#t~mem21, test_fun_#t~short22, test_fun_#t~mem25, test_fun_~x, test_fun_~y, test_fun_~z, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;test_fun_~z := test_fun_#in~z;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(test_fun_~z, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 495#L557-20 call test_fun_#t~mem6 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem6 >= 0; 510#L557-1 [2021-10-28 23:19:54,662 INFO L793 eck$LassoCheckResult]: Loop: 510#L557-1 assume test_fun_#t~short9;call test_fun_#t~mem8 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call test_fun_#t~mem7 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem8 < 2147483647 - test_fun_#t~mem7; 508#L557-3 test_fun_#t~short14 := test_fun_#t~short9; 496#L557-4 assume !test_fun_#t~short14;call test_fun_#t~mem10 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short13 := test_fun_#t~mem10 < 0; 497#L557-6 assume test_fun_#t~short13;call test_fun_#t~mem12 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call test_fun_#t~mem11 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short13 := test_fun_#t~mem12 > -2147483648 - test_fun_#t~mem11; 485#L557-8 test_fun_#t~short14 := test_fun_#t~short13; 486#L557-9 test_fun_#t~short18 := test_fun_#t~short14; 506#L557-10 assume !test_fun_#t~short18; 502#L557-12 test_fun_#t~short20 := test_fun_#t~short18; 503#L557-13 assume test_fun_#t~short20;call test_fun_#t~mem19 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short20 := test_fun_#t~mem19 < 2147483647; 500#L557-15 test_fun_#t~short22 := test_fun_#t~short20; 491#L557-16 assume test_fun_#t~short22;call test_fun_#t~mem21 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);test_fun_#t~short22 := test_fun_#t~mem21 < 2147483647; 492#L557-18 assume !!test_fun_#t~short22;havoc test_fun_#t~mem6;havoc test_fun_#t~mem8;havoc test_fun_#t~mem7;havoc test_fun_#t~short9;havoc test_fun_#t~mem10;havoc test_fun_#t~mem12;havoc test_fun_#t~mem11;havoc test_fun_#t~short13;havoc test_fun_#t~short14;havoc test_fun_#t~mem17;havoc test_fun_#t~mem15;havoc test_fun_#t~mem16;havoc test_fun_#t~short18;havoc test_fun_#t~mem19;havoc test_fun_#t~short20;havoc test_fun_#t~mem21;havoc test_fun_#t~short22;call test_fun_#t~mem23 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(1 + test_fun_#t~mem23, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);havoc test_fun_#t~mem23;call test_fun_#t~mem24 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call write~int(1 + test_fun_#t~mem24, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);havoc test_fun_#t~mem24; 513#L557-20 call test_fun_#t~mem6 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem6 >= 0; 510#L557-1 [2021-10-28 23:19:54,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:54,663 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 2 times [2021-10-28 23:19:54,663 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:54,663 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151874189] [2021-10-28 23:19:54,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:54,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:54,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:54,681 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:19:54,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:54,706 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:19:54,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:54,707 INFO L85 PathProgramCache]: Analyzing trace with hash 623036047, now seen corresponding path program 1 times [2021-10-28 23:19:54,707 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:54,707 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939161036] [2021-10-28 23:19:54,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:54,708 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:54,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:54,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:19:54,737 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:54,738 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939161036] [2021-10-28 23:19:54,738 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939161036] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:19:54,738 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:19:54,738 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:19:54,738 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747774862] [2021-10-28 23:19:54,739 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-28 23:19:54,739 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:54,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:19:54,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:19:54,740 INFO L87 Difference]: Start difference. First operand 39 states and 54 transitions. cyclomatic complexity: 17 Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:54,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:54,779 INFO L93 Difference]: Finished difference Result 58 states and 78 transitions. [2021-10-28 23:19:54,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:19:54,780 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 58 states and 78 transitions. [2021-10-28 23:19:54,781 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 21 [2021-10-28 23:19:54,782 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 58 states to 58 states and 78 transitions. [2021-10-28 23:19:54,783 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2021-10-28 23:19:54,783 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2021-10-28 23:19:54,783 INFO L73 IsDeterministic]: Start isDeterministic. Operand 58 states and 78 transitions. [2021-10-28 23:19:54,783 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:19:54,783 INFO L681 BuchiCegarLoop]: Abstraction has 58 states and 78 transitions. [2021-10-28 23:19:54,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states and 78 transitions. [2021-10-28 23:19:54,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 43. [2021-10-28 23:19:54,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 42 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:54,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 58 transitions. [2021-10-28 23:19:54,788 INFO L704 BuchiCegarLoop]: Abstraction has 43 states and 58 transitions. [2021-10-28 23:19:54,788 INFO L587 BuchiCegarLoop]: Abstraction has 43 states and 58 transitions. [2021-10-28 23:19:54,789 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-10-28 23:19:54,789 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 43 states and 58 transitions. [2021-10-28 23:19:54,789 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 15 [2021-10-28 23:19:54,790 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:19:54,790 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:19:54,790 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 23:19:54,790 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:54,791 INFO L791 eck$LassoCheckResult]: Stem: 595#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 596#L-1 havoc main_#res;havoc main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~ret29;test_fun_#in~x, test_fun_#in~y, test_fun_#in~z := main_#t~nondet26, main_#t~nondet27, main_#t~nondet28;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset, test_fun_#t~mem23, test_fun_#t~mem24, test_fun_#t~mem6, test_fun_#t~mem8, test_fun_#t~mem7, test_fun_#t~short9, test_fun_#t~mem10, test_fun_#t~mem12, test_fun_#t~mem11, test_fun_#t~short13, test_fun_#t~short14, test_fun_#t~mem17, test_fun_#t~mem15, test_fun_#t~mem16, test_fun_#t~short18, test_fun_#t~mem19, test_fun_#t~short20, test_fun_#t~mem21, test_fun_#t~short22, test_fun_#t~mem25, test_fun_~x, test_fun_~y, test_fun_~z, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;test_fun_~z := test_fun_#in~z;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(test_fun_~z, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 601#L557-20 call test_fun_#t~mem6 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem6 >= 0; 621#L557-1 [2021-10-28 23:19:54,791 INFO L793 eck$LassoCheckResult]: Loop: 621#L557-1 assume test_fun_#t~short9;call test_fun_#t~mem8 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call test_fun_#t~mem7 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem8 < 2147483647 - test_fun_#t~mem7; 618#L557-3 test_fun_#t~short14 := test_fun_#t~short9; 602#L557-4 assume !test_fun_#t~short14;call test_fun_#t~mem10 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short13 := test_fun_#t~mem10 < 0; 603#L557-6 assume test_fun_#t~short13;call test_fun_#t~mem12 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call test_fun_#t~mem11 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short13 := test_fun_#t~mem12 > -2147483648 - test_fun_#t~mem11; 591#L557-8 test_fun_#t~short14 := test_fun_#t~short13; 592#L557-9 test_fun_#t~short18 := test_fun_#t~short14; 612#L557-10 assume test_fun_#t~short18;call test_fun_#t~mem17 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem15 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem16 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);test_fun_#t~short18 := test_fun_#t~mem17 > test_fun_#t~mem15 + test_fun_#t~mem16; 608#L557-12 test_fun_#t~short20 := test_fun_#t~short18; 609#L557-13 assume test_fun_#t~short20;call test_fun_#t~mem19 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short20 := test_fun_#t~mem19 < 2147483647; 606#L557-15 test_fun_#t~short22 := test_fun_#t~short20; 597#L557-16 assume test_fun_#t~short22;call test_fun_#t~mem21 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);test_fun_#t~short22 := test_fun_#t~mem21 < 2147483647; 598#L557-18 assume !!test_fun_#t~short22;havoc test_fun_#t~mem6;havoc test_fun_#t~mem8;havoc test_fun_#t~mem7;havoc test_fun_#t~short9;havoc test_fun_#t~mem10;havoc test_fun_#t~mem12;havoc test_fun_#t~mem11;havoc test_fun_#t~short13;havoc test_fun_#t~short14;havoc test_fun_#t~mem17;havoc test_fun_#t~mem15;havoc test_fun_#t~mem16;havoc test_fun_#t~short18;havoc test_fun_#t~mem19;havoc test_fun_#t~short20;havoc test_fun_#t~mem21;havoc test_fun_#t~short22;call test_fun_#t~mem23 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(1 + test_fun_#t~mem23, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);havoc test_fun_#t~mem23;call test_fun_#t~mem24 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call write~int(1 + test_fun_#t~mem24, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);havoc test_fun_#t~mem24; 626#L557-20 call test_fun_#t~mem6 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem6 >= 0; 621#L557-1 [2021-10-28 23:19:54,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:54,791 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 3 times [2021-10-28 23:19:54,792 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:54,792 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435497729] [2021-10-28 23:19:54,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:54,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:54,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:54,807 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:19:54,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:54,830 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:19:54,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:54,831 INFO L85 PathProgramCache]: Analyzing trace with hash -1151971315, now seen corresponding path program 1 times [2021-10-28 23:19:54,831 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:54,831 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300782663] [2021-10-28 23:19:54,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:54,832 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:54,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:54,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:19:54,945 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:54,945 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300782663] [2021-10-28 23:19:54,946 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300782663] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:19:54,946 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:19:54,946 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 23:19:54,946 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129938796] [2021-10-28 23:19:54,947 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-28 23:19:54,947 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:54,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 23:19:54,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:19:54,950 INFO L87 Difference]: Start difference. First operand 43 states and 58 transitions. cyclomatic complexity: 17 Second operand has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:55,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:55,293 INFO L93 Difference]: Finished difference Result 114 states and 140 transitions. [2021-10-28 23:19:55,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-28 23:19:55,295 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 114 states and 140 transitions. [2021-10-28 23:19:55,297 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 38 [2021-10-28 23:19:55,298 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 114 states to 87 states and 107 transitions. [2021-10-28 23:19:55,299 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 41 [2021-10-28 23:19:55,299 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 41 [2021-10-28 23:19:55,299 INFO L73 IsDeterministic]: Start isDeterministic. Operand 87 states and 107 transitions. [2021-10-28 23:19:55,299 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:19:55,299 INFO L681 BuchiCegarLoop]: Abstraction has 87 states and 107 transitions. [2021-10-28 23:19:55,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states and 107 transitions. [2021-10-28 23:19:55,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 47. [2021-10-28 23:19:55,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 47 states have (on average 1.2553191489361701) internal successors, (59), 46 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:55,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 59 transitions. [2021-10-28 23:19:55,305 INFO L704 BuchiCegarLoop]: Abstraction has 47 states and 59 transitions. [2021-10-28 23:19:55,305 INFO L587 BuchiCegarLoop]: Abstraction has 47 states and 59 transitions. [2021-10-28 23:19:55,305 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-10-28 23:19:55,305 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 47 states and 59 transitions. [2021-10-28 23:19:55,306 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 18 [2021-10-28 23:19:55,306 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:19:55,306 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:19:55,307 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 23:19:55,307 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:55,307 INFO L791 eck$LassoCheckResult]: Stem: 780#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 781#L-1 havoc main_#res;havoc main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~ret29;test_fun_#in~x, test_fun_#in~y, test_fun_#in~z := main_#t~nondet26, main_#t~nondet27, main_#t~nondet28;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset, test_fun_#t~mem23, test_fun_#t~mem24, test_fun_#t~mem6, test_fun_#t~mem8, test_fun_#t~mem7, test_fun_#t~short9, test_fun_#t~mem10, test_fun_#t~mem12, test_fun_#t~mem11, test_fun_#t~short13, test_fun_#t~short14, test_fun_#t~mem17, test_fun_#t~mem15, test_fun_#t~mem16, test_fun_#t~short18, test_fun_#t~mem19, test_fun_#t~short20, test_fun_#t~mem21, test_fun_#t~short22, test_fun_#t~mem25, test_fun_~x, test_fun_~y, test_fun_~z, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;test_fun_~z := test_fun_#in~z;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(test_fun_~z, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 786#L557-20 call test_fun_#t~mem6 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem6 >= 0; 806#L557-1 [2021-10-28 23:19:55,308 INFO L793 eck$LassoCheckResult]: Loop: 806#L557-1 assume test_fun_#t~short9;call test_fun_#t~mem8 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call test_fun_#t~mem7 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem8 < 2147483647 - test_fun_#t~mem7; 803#L557-3 test_fun_#t~short14 := test_fun_#t~short9; 804#L557-4 assume !test_fun_#t~short14;call test_fun_#t~mem10 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short13 := test_fun_#t~mem10 < 0; 793#L557-6 assume !test_fun_#t~short13; 776#L557-8 test_fun_#t~short14 := test_fun_#t~short13; 777#L557-9 test_fun_#t~short18 := test_fun_#t~short14; 799#L557-10 assume !test_fun_#t~short18; 800#L557-12 test_fun_#t~short20 := test_fun_#t~short18; 810#L557-13 assume !test_fun_#t~short20; 791#L557-15 test_fun_#t~short22 := test_fun_#t~short20; 782#L557-16 assume test_fun_#t~short22;call test_fun_#t~mem21 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);test_fun_#t~short22 := test_fun_#t~mem21 < 2147483647; 783#L557-18 assume !!test_fun_#t~short22;havoc test_fun_#t~mem6;havoc test_fun_#t~mem8;havoc test_fun_#t~mem7;havoc test_fun_#t~short9;havoc test_fun_#t~mem10;havoc test_fun_#t~mem12;havoc test_fun_#t~mem11;havoc test_fun_#t~short13;havoc test_fun_#t~short14;havoc test_fun_#t~mem17;havoc test_fun_#t~mem15;havoc test_fun_#t~mem16;havoc test_fun_#t~short18;havoc test_fun_#t~mem19;havoc test_fun_#t~short20;havoc test_fun_#t~mem21;havoc test_fun_#t~short22;call test_fun_#t~mem23 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(1 + test_fun_#t~mem23, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);havoc test_fun_#t~mem23;call test_fun_#t~mem24 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call write~int(1 + test_fun_#t~mem24, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);havoc test_fun_#t~mem24; 811#L557-20 call test_fun_#t~mem6 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem6 >= 0; 806#L557-1 [2021-10-28 23:19:55,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:55,308 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 4 times [2021-10-28 23:19:55,309 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:55,309 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817861905] [2021-10-28 23:19:55,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:55,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:55,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:55,325 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:19:55,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:55,345 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:19:55,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:55,346 INFO L85 PathProgramCache]: Analyzing trace with hash 231856079, now seen corresponding path program 1 times [2021-10-28 23:19:55,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:55,347 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94878978] [2021-10-28 23:19:55,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:55,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:55,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:55,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:19:55,381 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:55,381 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94878978] [2021-10-28 23:19:55,381 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94878978] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:19:55,381 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:19:55,382 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:19:55,382 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497422933] [2021-10-28 23:19:55,382 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-28 23:19:55,382 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:55,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:19:55,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:19:55,384 INFO L87 Difference]: Start difference. First operand 47 states and 59 transitions. cyclomatic complexity: 14 Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:55,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:55,407 INFO L93 Difference]: Finished difference Result 53 states and 62 transitions. [2021-10-28 23:19:55,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:19:55,408 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 53 states and 62 transitions. [2021-10-28 23:19:55,409 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 16 [2021-10-28 23:19:55,410 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 53 states to 43 states and 50 transitions. [2021-10-28 23:19:55,410 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2021-10-28 23:19:55,410 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19 [2021-10-28 23:19:55,410 INFO L73 IsDeterministic]: Start isDeterministic. Operand 43 states and 50 transitions. [2021-10-28 23:19:55,411 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:19:55,411 INFO L681 BuchiCegarLoop]: Abstraction has 43 states and 50 transitions. [2021-10-28 23:19:55,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states and 50 transitions. [2021-10-28 23:19:55,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-10-28 23:19:55,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 43 states have (on average 1.1627906976744187) internal successors, (50), 42 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:55,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 50 transitions. [2021-10-28 23:19:55,415 INFO L704 BuchiCegarLoop]: Abstraction has 43 states and 50 transitions. [2021-10-28 23:19:55,415 INFO L587 BuchiCegarLoop]: Abstraction has 43 states and 50 transitions. [2021-10-28 23:19:55,415 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-10-28 23:19:55,415 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 43 states and 50 transitions. [2021-10-28 23:19:55,416 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 16 [2021-10-28 23:19:55,416 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:19:55,416 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:19:55,416 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 23:19:55,417 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:55,417 INFO L791 eck$LassoCheckResult]: Stem: 889#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 890#L-1 havoc main_#res;havoc main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~ret29;test_fun_#in~x, test_fun_#in~y, test_fun_#in~z := main_#t~nondet26, main_#t~nondet27, main_#t~nondet28;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset, test_fun_#t~mem23, test_fun_#t~mem24, test_fun_#t~mem6, test_fun_#t~mem8, test_fun_#t~mem7, test_fun_#t~short9, test_fun_#t~mem10, test_fun_#t~mem12, test_fun_#t~mem11, test_fun_#t~short13, test_fun_#t~short14, test_fun_#t~mem17, test_fun_#t~mem15, test_fun_#t~mem16, test_fun_#t~short18, test_fun_#t~mem19, test_fun_#t~short20, test_fun_#t~mem21, test_fun_#t~short22, test_fun_#t~mem25, test_fun_~x, test_fun_~y, test_fun_~z, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;test_fun_~z := test_fun_#in~z;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(test_fun_~z, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 895#L557-20 call test_fun_#t~mem6 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem6 >= 0; 913#L557-1 [2021-10-28 23:19:55,417 INFO L793 eck$LassoCheckResult]: Loop: 913#L557-1 assume test_fun_#t~short9;call test_fun_#t~mem8 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call test_fun_#t~mem7 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem8 < 2147483647 - test_fun_#t~mem7; 914#L557-3 test_fun_#t~short14 := test_fun_#t~short9; 922#L557-4 assume !test_fun_#t~short14;call test_fun_#t~mem10 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short13 := test_fun_#t~mem10 < 0; 903#L557-6 assume !test_fun_#t~short13; 885#L557-8 test_fun_#t~short14 := test_fun_#t~short13; 886#L557-9 test_fun_#t~short18 := test_fun_#t~short14; 908#L557-10 assume test_fun_#t~short18;call test_fun_#t~mem17 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem15 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem16 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);test_fun_#t~short18 := test_fun_#t~mem17 > test_fun_#t~mem15 + test_fun_#t~mem16; 904#L557-12 test_fun_#t~short20 := test_fun_#t~short18; 905#L557-13 assume test_fun_#t~short20;call test_fun_#t~mem19 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short20 := test_fun_#t~mem19 < 2147483647; 901#L557-15 test_fun_#t~short22 := test_fun_#t~short20; 891#L557-16 assume test_fun_#t~short22;call test_fun_#t~mem21 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);test_fun_#t~short22 := test_fun_#t~mem21 < 2147483647; 892#L557-18 assume !!test_fun_#t~short22;havoc test_fun_#t~mem6;havoc test_fun_#t~mem8;havoc test_fun_#t~mem7;havoc test_fun_#t~short9;havoc test_fun_#t~mem10;havoc test_fun_#t~mem12;havoc test_fun_#t~mem11;havoc test_fun_#t~short13;havoc test_fun_#t~short14;havoc test_fun_#t~mem17;havoc test_fun_#t~mem15;havoc test_fun_#t~mem16;havoc test_fun_#t~short18;havoc test_fun_#t~mem19;havoc test_fun_#t~short20;havoc test_fun_#t~mem21;havoc test_fun_#t~short22;call test_fun_#t~mem23 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(1 + test_fun_#t~mem23, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);havoc test_fun_#t~mem23;call test_fun_#t~mem24 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call write~int(1 + test_fun_#t~mem24, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);havoc test_fun_#t~mem24; 917#L557-20 call test_fun_#t~mem6 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem6 >= 0; 913#L557-1 [2021-10-28 23:19:55,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:55,418 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 5 times [2021-10-28 23:19:55,418 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:55,418 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954344490] [2021-10-28 23:19:55,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:55,419 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:55,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:55,433 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:19:55,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:55,452 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:19:55,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:55,453 INFO L85 PathProgramCache]: Analyzing trace with hash -1544998325, now seen corresponding path program 1 times [2021-10-28 23:19:55,453 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:55,454 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713214954] [2021-10-28 23:19:55,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:55,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:55,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:19:55,484 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:55,484 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713214954] [2021-10-28 23:19:55,485 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713214954] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:19:55,485 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:19:55,485 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:19:55,485 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608876336] [2021-10-28 23:19:55,486 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-28 23:19:55,486 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:55,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:19:55,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:19:55,487 INFO L87 Difference]: Start difference. First operand 43 states and 50 transitions. cyclomatic complexity: 9 Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:55,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:55,529 INFO L93 Difference]: Finished difference Result 49 states and 54 transitions. [2021-10-28 23:19:55,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:19:55,530 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 49 states and 54 transitions. [2021-10-28 23:19:55,531 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2021-10-28 23:19:55,532 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 49 states to 39 states and 42 transitions. [2021-10-28 23:19:55,532 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2021-10-28 23:19:55,532 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2021-10-28 23:19:55,533 INFO L73 IsDeterministic]: Start isDeterministic. Operand 39 states and 42 transitions. [2021-10-28 23:19:55,533 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:19:55,533 INFO L681 BuchiCegarLoop]: Abstraction has 39 states and 42 transitions. [2021-10-28 23:19:55,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states and 42 transitions. [2021-10-28 23:19:55,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2021-10-28 23:19:55,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 39 states have (on average 1.0769230769230769) internal successors, (42), 38 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:55,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 42 transitions. [2021-10-28 23:19:55,537 INFO L704 BuchiCegarLoop]: Abstraction has 39 states and 42 transitions. [2021-10-28 23:19:55,537 INFO L587 BuchiCegarLoop]: Abstraction has 39 states and 42 transitions. [2021-10-28 23:19:55,537 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-10-28 23:19:55,537 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 39 states and 42 transitions. [2021-10-28 23:19:55,538 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2021-10-28 23:19:55,538 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:19:55,538 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:19:55,538 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 23:19:55,539 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:55,539 INFO L791 eck$LassoCheckResult]: Stem: 993#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 994#L-1 havoc main_#res;havoc main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~ret29;test_fun_#in~x, test_fun_#in~y, test_fun_#in~z := main_#t~nondet26, main_#t~nondet27, main_#t~nondet28;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset, test_fun_#t~mem23, test_fun_#t~mem24, test_fun_#t~mem6, test_fun_#t~mem8, test_fun_#t~mem7, test_fun_#t~short9, test_fun_#t~mem10, test_fun_#t~mem12, test_fun_#t~mem11, test_fun_#t~short13, test_fun_#t~short14, test_fun_#t~mem17, test_fun_#t~mem15, test_fun_#t~mem16, test_fun_#t~short18, test_fun_#t~mem19, test_fun_#t~short20, test_fun_#t~mem21, test_fun_#t~short22, test_fun_#t~mem25, test_fun_~x, test_fun_~y, test_fun_~z, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;test_fun_~z := test_fun_#in~z;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(test_fun_~z, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 999#L557-20 call test_fun_#t~mem6 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem6 >= 0; 1015#L557-1 [2021-10-28 23:19:55,539 INFO L793 eck$LassoCheckResult]: Loop: 1015#L557-1 assume !test_fun_#t~short9; 1013#L557-3 test_fun_#t~short14 := test_fun_#t~short9; 1000#L557-4 assume !test_fun_#t~short14;call test_fun_#t~mem10 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short13 := test_fun_#t~mem10 < 0; 1001#L557-6 assume test_fun_#t~short13;call test_fun_#t~mem12 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call test_fun_#t~mem11 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short13 := test_fun_#t~mem12 > -2147483648 - test_fun_#t~mem11; 989#L557-8 test_fun_#t~short14 := test_fun_#t~short13; 990#L557-9 test_fun_#t~short18 := test_fun_#t~short14; 1011#L557-10 assume test_fun_#t~short18;call test_fun_#t~mem17 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem15 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem16 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);test_fun_#t~short18 := test_fun_#t~mem17 > test_fun_#t~mem15 + test_fun_#t~mem16; 1006#L557-12 test_fun_#t~short20 := test_fun_#t~short18; 1007#L557-13 assume test_fun_#t~short20;call test_fun_#t~mem19 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short20 := test_fun_#t~mem19 < 2147483647; 1004#L557-15 test_fun_#t~short22 := test_fun_#t~short20; 995#L557-16 assume test_fun_#t~short22;call test_fun_#t~mem21 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);test_fun_#t~short22 := test_fun_#t~mem21 < 2147483647; 996#L557-18 assume !!test_fun_#t~short22;havoc test_fun_#t~mem6;havoc test_fun_#t~mem8;havoc test_fun_#t~mem7;havoc test_fun_#t~short9;havoc test_fun_#t~mem10;havoc test_fun_#t~mem12;havoc test_fun_#t~mem11;havoc test_fun_#t~short13;havoc test_fun_#t~short14;havoc test_fun_#t~mem17;havoc test_fun_#t~mem15;havoc test_fun_#t~mem16;havoc test_fun_#t~short18;havoc test_fun_#t~mem19;havoc test_fun_#t~short20;havoc test_fun_#t~mem21;havoc test_fun_#t~short22;call test_fun_#t~mem23 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(1 + test_fun_#t~mem23, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);havoc test_fun_#t~mem23;call test_fun_#t~mem24 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call write~int(1 + test_fun_#t~mem24, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);havoc test_fun_#t~mem24; 1018#L557-20 call test_fun_#t~mem6 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem6 >= 0; 1015#L557-1 [2021-10-28 23:19:55,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:55,540 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 6 times [2021-10-28 23:19:55,540 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:55,540 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882961117] [2021-10-28 23:19:55,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:55,541 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:55,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:55,554 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:19:55,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:55,573 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:19:55,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:55,574 INFO L85 PathProgramCache]: Analyzing trace with hash -1738777329, now seen corresponding path program 1 times [2021-10-28 23:19:55,575 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:55,575 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253264499] [2021-10-28 23:19:55,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:55,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:55,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:55,588 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:19:55,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:55,611 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:19:55,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:55,619 INFO L85 PathProgramCache]: Analyzing trace with hash -403715764, now seen corresponding path program 1 times [2021-10-28 23:19:55,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:55,620 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419194090] [2021-10-28 23:19:55,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:55,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:55,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:55,673 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:19:55,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:19:55,734 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:19:57,861 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:19:57,861 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:19:57,861 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:19:57,862 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:19:57,862 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:19:57,862 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:19:57,862 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:19:57,862 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:19:57,862 INFO L133 ssoRankerPreferences]: Filename of dumped script: a.06-alloca.i_Iteration8_Lasso [2021-10-28 23:19:57,862 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:19:57,863 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:19:57,871 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,873 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,876 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,878 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,880 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,882 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,885 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,889 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,892 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,895 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,897 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,902 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,905 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,912 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,915 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,923 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,928 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,933 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:57,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:19:59,844 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:20:01,083 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:20:01,121 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:20:01,121 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:01,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:01,123 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:01,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:01,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-28 23:20:01,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:01,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:20:01,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:01,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:01,140 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:01,141 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:20:01,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:20:01,142 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:01,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:01,168 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:01,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:01,169 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:01,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:01,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-28 23:20:01,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:01,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:20:01,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:01,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:01,187 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:01,189 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:20:01,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:20:01,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:01,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:01,216 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:01,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:01,217 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:01,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-28 23:20:01,220 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:01,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:01,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:20:01,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:01,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:01,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:01,229 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:20:01,229 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:20:01,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:01,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-10-28 23:20:01,255 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:01,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:01,267 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:01,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-28 23:20:01,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:01,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:01,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:20:01,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:01,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:01,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:01,285 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:20:01,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:20:01,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:01,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:01,310 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:01,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:01,311 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:01,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:01,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-28 23:20:01,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:01,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:20:01,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:01,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:01,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:01,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:20:01,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:20:01,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:01,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-10-28 23:20:01,351 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:01,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:01,366 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:01,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-28 23:20:01,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:01,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:01,378 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:20:01,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:01,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:01,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:01,379 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:20:01,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:20:01,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:01,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-10-28 23:20:01,435 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:01,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:01,437 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:01,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:01,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:01,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:20:01,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:01,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:01,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:01,451 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:20:01,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:20:01,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-28 23:20:01,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:01,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:01,520 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:01,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:01,524 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:01,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:01,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-28 23:20:01,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:01,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:20:01,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:01,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:01,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:01,537 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:20:01,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:20:01,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:01,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:01,563 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:01,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:01,564 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:01,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-28 23:20:01,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:01,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:01,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:01,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:01,579 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:01,582 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:20:01,582 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:20:01,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:01,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:01,632 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:01,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:01,636 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:01,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:01,652 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:01,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:20:01,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:01,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:01,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:01,653 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:20:01,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:20:01,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-28 23:20:01,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:01,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:01,689 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:01,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:01,694 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:01,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-28 23:20:01,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:01,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:01,711 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:20:01,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:01,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:01,711 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:01,711 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:20:01,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:20:01,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:01,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-10-28 23:20:01,740 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:01,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:01,741 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:01,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-28 23:20:01,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:01,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:01,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:01,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:01,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:01,754 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:20:01,754 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:20:01,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:01,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:01,795 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:01,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:01,796 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:01,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-28 23:20:01,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:01,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:01,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:20:01,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:01,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:01,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:01,807 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:20:01,808 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:20:01,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:01,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-10-28 23:20:01,834 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:01,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:01,835 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:01,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-28 23:20:01,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:01,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:01,848 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:20:01,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:01,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:01,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:01,849 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:20:01,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:20:01,850 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:01,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-10-28 23:20:01,875 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:01,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:01,876 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:01,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-28 23:20:01,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:01,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:01,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:20:01,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:01,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:01,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:01,892 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:20:01,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:20:01,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:01,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-10-28 23:20:01,927 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:01,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:01,928 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:01,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-28 23:20:01,930 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 [2021-10-28 23:20:01,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:01,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:01,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:01,939 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:01,945 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:20:01,945 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:20:01,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:01,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:01,976 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:01,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:01,978 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:01,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-10-28 23:20:01,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:01,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:01,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:20:01,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:01,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:01,989 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:01,989 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:20:01,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:20:01,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:02,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:02,015 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:02,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:02,016 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:02,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-10-28 23:20:02,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:02,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:02,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:20:02,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:02,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:02,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:02,027 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:20:02,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:20:02,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:02,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-10-28 23:20:02,052 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:02,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:02,053 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:02,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-10-28 23:20:02,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:02,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:02,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:02,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:02,067 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:02,068 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:20:02,069 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:20:02,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:02,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:02,109 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:02,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:02,110 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:02,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-10-28 23:20:02,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:02,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:02,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:20:02,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:02,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:02,128 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:02,128 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:20:02,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:20:02,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:02,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-10-28 23:20:02,154 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:02,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:02,155 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:02,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-10-28 23:20:02,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:02,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:02,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:02,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:02,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:02,170 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:20:02,170 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:20:02,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:02,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-10-28 23:20:02,197 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:02,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:02,198 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:02,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-10-28 23:20:02,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:02,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:02,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:20:02,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:02,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:02,208 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:02,209 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:20:02,209 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:20:02,210 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:02,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-10-28 23:20:02,235 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:02,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:02,236 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:02,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-10-28 23:20:02,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:02,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:02,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:20:02,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:02,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:02,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:02,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:20:02,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:20:02,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:02,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-10-28 23:20:02,272 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:02,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:02,273 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:02,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-10-28 23:20:02,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:02,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:02,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:20:02,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:02,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:02,285 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:02,286 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:20:02,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:20:02,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:02,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:02,313 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:02,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:02,314 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:02,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-10-28 23:20:02,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:02,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:02,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:20:02,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:02,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:02,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:02,325 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:20:02,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:20:02,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:02,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-10-28 23:20:02,350 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:02,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:02,353 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:02,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-10-28 23:20:02,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:02,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:02,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:20:02,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:02,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:02,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:02,363 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:20:02,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:20:02,365 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:02,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:02,389 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:02,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:02,390 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:02,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-10-28 23:20:02,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:02,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:02,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:20:02,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:20:02,401 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:02,403 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:20:02,403 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:20:02,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:20:02,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:02,468 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:02,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:02,472 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:02,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:20:02,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:20:02,486 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-10-28 23:20:02,486 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:20:02,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:20:02,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-10-28 23:20:02,530 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2021-10-28 23:20:02,530 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:20:02,633 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:20:02,737 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2021-10-28 23:20:02,737 INFO L444 ModelExtractionUtils]: 35 out of 76 variables were initially zero. Simplification set additionally 38 variables to zero. [2021-10-28 23:20:02,738 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:20:02,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:02,744 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:20:02,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-10-28 23:20:02,764 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:20:02,785 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 4. [2021-10-28 23:20:02,786 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:20:02,786 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~z_ref~0.base) ULTIMATE.start_test_fun_~z_ref~0.offset)_2) = -2*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~z_ref~0.base) ULTIMATE.start_test_fun_~z_ref~0.offset)_2 + 4294967293 Supporting invariants [] [2021-10-28 23:20:02,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:03,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-10-28 23:20:03,088 INFO L297 tatePredicateManager]: 41 out of 41 supporting invariants were superfluous and have been removed [2021-10-28 23:20:03,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:20:03,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:20:03,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:20:03,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:20:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:20:03,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 23:20:03,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:20:03,419 INFO L354 Elim1Store]: treesize reduction 56, result has 32.5 percent of original size [2021-10-28 23:20:03,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 127 treesize of output 79 [2021-10-28 23:20:03,513 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:20:03,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 24 [2021-10-28 23:20:03,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2021-10-28 23:20:03,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:20:03,609 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 [2021-10-28 23:20:03,609 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 39 states and 42 transitions. cyclomatic complexity: 5 Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:03,673 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 39 states and 42 transitions. cyclomatic complexity: 5. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 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 77 states and 86 transitions. Complement of second has 6 states. [2021-10-28 23:20:03,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-28 23:20:03,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:03,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 20 transitions. [2021-10-28 23:20:03,675 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 3 letters. Loop has 13 letters. [2021-10-28 23:20:03,678 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:20:03,678 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 16 letters. Loop has 13 letters. [2021-10-28 23:20:03,680 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:20:03,681 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 3 letters. Loop has 26 letters. [2021-10-28 23:20:03,687 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:20:03,688 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 77 states and 86 transitions. [2021-10-28 23:20:03,694 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:20:03,694 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 77 states to 0 states and 0 transitions. [2021-10-28 23:20:03,694 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 23:20:03,695 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 23:20:03,695 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 23:20:03,695 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:20:03,695 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:20:03,695 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:20:03,695 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:20:03,696 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-10-28 23:20:03,696 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:20:03,696 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:20:03,696 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 23:20:03,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 11:20:03 BoogieIcfgContainer [2021-10-28 23:20:03,707 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 23:20:03,708 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:20:03,708 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:20:03,708 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:20:03,709 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:19:46" (3/4) ... [2021-10-28 23:20:03,713 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 23:20:03,714 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:20:03,715 INFO L168 Benchmark]: Toolchain (without parser) took 18528.89 ms. Allocated memory was 104.9 MB in the beginning and 195.0 MB in the end (delta: 90.2 MB). Free memory was 71.5 MB in the beginning and 121.1 MB in the end (delta: -49.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:20:03,716 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 104.9 MB. Free memory is still 59.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:20:03,717 INFO L168 Benchmark]: CACSL2BoogieTranslator took 654.34 ms. Allocated memory was 104.9 MB in the beginning and 134.2 MB in the end (delta: 29.4 MB). Free memory was 71.2 MB in the beginning and 102.0 MB in the end (delta: -30.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:20:03,720 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.78 ms. Allocated memory is still 134.2 MB. Free memory was 102.0 MB in the beginning and 99.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:20:03,721 INFO L168 Benchmark]: Boogie Preprocessor took 59.65 ms. Allocated memory is still 134.2 MB. Free memory was 99.9 MB in the beginning and 98.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:20:03,721 INFO L168 Benchmark]: RCFGBuilder took 611.70 ms. Allocated memory is still 134.2 MB. Free memory was 98.9 MB in the beginning and 85.8 MB in the end (delta: 13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:20:03,722 INFO L168 Benchmark]: BuchiAutomizer took 17129.30 ms. Allocated memory was 134.2 MB in the beginning and 195.0 MB in the end (delta: 60.8 MB). Free memory was 85.8 MB in the beginning and 121.1 MB in the end (delta: -35.3 MB). Peak memory consumption was 26.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:20:03,722 INFO L168 Benchmark]: Witness Printer took 5.81 ms. Allocated memory is still 195.0 MB. Free memory is still 121.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:20:03,726 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 104.9 MB. Free memory is still 59.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 654.34 ms. Allocated memory was 104.9 MB in the beginning and 134.2 MB in the end (delta: 29.4 MB). Free memory was 71.2 MB in the beginning and 102.0 MB in the end (delta: -30.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 58.78 ms. Allocated memory is still 134.2 MB. Free memory was 102.0 MB in the beginning and 99.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 59.65 ms. Allocated memory is still 134.2 MB. Free memory was 99.9 MB in the beginning and 98.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 611.70 ms. Allocated memory is still 134.2 MB. Free memory was 98.9 MB in the beginning and 85.8 MB in the end (delta: 13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 17129.30 ms. Allocated memory was 134.2 MB in the beginning and 195.0 MB in the end (delta: 60.8 MB). Free memory was 85.8 MB in the beginning and 121.1 MB in the end (delta: -35.3 MB). Peak memory consumption was 26.6 MB. Max. memory is 16.1 GB. * Witness Printer took 5.81 ms. Allocated memory is still 195.0 MB. Free memory is still 121.1 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 8 terminating modules (6 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * unknown-#memory_int-unknown[z_ref][z_ref] + 4294967293 and consists of 7 locations. One deterministic module has affine ranking function -2 * unknown-#memory_int-unknown[z_ref][z_ref] + 4294967293 and consists of 4 locations. 6 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 17.0s and 9 iterations. TraceHistogramMax:1. Analysis of lassos took 14.7s. Construction of modules took 0.3s. Büchi inclusion checks took 1.7s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 6. Automata minimization 0.0s AutomataMinimizationTime, 7 MinimizatonAttempts, 101 StatesRemovedByMinimization, 5 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 47 states and ocurred in iteration 5. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 158 SDtfs, 199 SDslu, 261 SDs, 0 SdLazy, 253 SolverSat, 25 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time LassoAnalysisResults: nont0 unkn0 SFLI6 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital462 mio100 ax103 hnf100 lsp95 ukn77 mio100 lsp29 div100 bol105 ite100 ukn100 eq168 hnf89 smp91 dnf228 smp74 tf100 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 317ms VariablesStem: 14 VariablesLoop: 9 DisjunctsStem: 2 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 20 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-28 23:20:03,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf651501-ee4d-48b9-8191-d214a223eb16/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...