./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/a.09_assume-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_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/a.09_assume-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg --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 29282a3bf422a4239bd2757ad686eee31020f0cfb559a37401ead246e8f2c486 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 08:59:32,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:59:32,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:59:32,788 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:59:32,788 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:59:32,790 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:59:32,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:59:32,796 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:59:32,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:59:32,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:59:32,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:59:32,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:59:32,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:59:32,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:59:32,808 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:59:32,810 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:59:32,812 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:59:32,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:59:32,816 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:59:32,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:59:32,822 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:59:32,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:59:32,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:59:32,831 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:59:32,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:59:32,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:59:32,845 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:59:32,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:59:32,848 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:59:32,851 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:59:32,852 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:59:32,853 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:59:32,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:59:32,858 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:59:32,861 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:59:32,861 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:59:32,862 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:59:32,862 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:59:32,862 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:59:32,864 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:59:32,865 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:59:32,866 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-28 08:59:32,903 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:59:32,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:59:32,903 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:59:32,904 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:59:32,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:59:32,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:59:32,906 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:59:32,906 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 08:59:32,906 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 08:59:32,907 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 08:59:32,907 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 08:59:32,907 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 08:59:32,907 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 08:59:32,908 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:59:32,908 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 08:59:32,908 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:59:32,908 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:59:32,909 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 08:59:32,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 08:59:32,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 08:59:32,909 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 08:59:32,910 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 08:59:32,910 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:59:32,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 08:59:32,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:59:32,911 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:59:32,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:59:32,920 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 08:59:32,921 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:59:32,922 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 08:59:32,923 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_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29282a3bf422a4239bd2757ad686eee31020f0cfb559a37401ead246e8f2c486 [2021-10-28 08:59:33,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:59:33,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:59:33,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:59:33,327 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:59:33,328 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:59:33,329 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/termination-memory-alloca/a.09_assume-alloca.i [2021-10-28 08:59:33,415 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/data/1c5cf9289/aa73cf96d9dc4e68a94f5ad140ebdb86/FLAGc45bfe098 [2021-10-28 08:59:34,177 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:59:34,178 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/sv-benchmarks/c/termination-memory-alloca/a.09_assume-alloca.i [2021-10-28 08:59:34,195 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/data/1c5cf9289/aa73cf96d9dc4e68a94f5ad140ebdb86/FLAGc45bfe098 [2021-10-28 08:59:34,454 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/data/1c5cf9289/aa73cf96d9dc4e68a94f5ad140ebdb86 [2021-10-28 08:59:34,458 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:59:34,460 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 08:59:34,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:59:34,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:59:34,473 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:59:34,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:59:34" (1/1) ... [2021-10-28 08:59:34,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f10f4f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:59:34, skipping insertion in model container [2021-10-28 08:59:34,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:59:34" (1/1) ... [2021-10-28 08:59:34,485 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:59:34,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:59:34,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:59:35,021 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 08:59:35,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:59:35,125 INFO L208 MainTranslator]: Completed translation [2021-10-28 08:59:35,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:59:35 WrapperNode [2021-10-28 08:59:35,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:59:35,127 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 08:59:35,128 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 08:59:35,128 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 08:59:35,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:59:35" (1/1) ... [2021-10-28 08:59:35,154 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:59:35" (1/1) ... [2021-10-28 08:59:35,185 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 08:59:35,186 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 08:59:35,186 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 08:59:35,186 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 08:59:35,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:59:35" (1/1) ... [2021-10-28 08:59:35,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:59:35" (1/1) ... [2021-10-28 08:59:35,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:59:35" (1/1) ... [2021-10-28 08:59:35,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:59:35" (1/1) ... [2021-10-28 08:59:35,225 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:59:35" (1/1) ... [2021-10-28 08:59:35,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:59:35" (1/1) ... [2021-10-28 08:59:35,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:59:35" (1/1) ... [2021-10-28 08:59:35,235 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 08:59:35,236 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 08:59:35,236 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 08:59:35,237 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 08:59:35,238 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:59:35" (1/1) ... [2021-10-28 08:59:35,258 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:59:35,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:59:35,285 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:59:35,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 08:59:35,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 08:59:35,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 08:59:35,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 08:59:35,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 08:59:35,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 08:59:35,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 08:59:35,755 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 08:59:35,756 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-28 08:59:35,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:59:35 BoogieIcfgContainer [2021-10-28 08:59:35,758 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 08:59:35,760 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 08:59:35,760 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 08:59:35,766 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 08:59:35,767 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 08:59:35,767 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 08:59:34" (1/3) ... [2021-10-28 08:59:35,768 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6581d135 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 08:59:35, skipping insertion in model container [2021-10-28 08:59:35,769 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 08:59:35,769 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:59:35" (2/3) ... [2021-10-28 08:59:35,769 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6581d135 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 08:59:35, skipping insertion in model container [2021-10-28 08:59:35,770 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 08:59:35,770 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:59:35" (3/3) ... [2021-10-28 08:59:35,772 INFO L389 chiAutomizerObserver]: Analyzing ICFG a.09_assume-alloca.i [2021-10-28 08:59:35,837 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 08:59:35,837 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 08:59:35,839 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 08:59:35,839 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 08:59:35,839 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 08:59:35,840 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 08:59:35,840 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 08:59:35,840 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 08:59:35,862 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 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 08:59:35,882 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-10-28 08:59:35,882 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 08:59:35,882 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 08:59:35,890 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 08:59:35,890 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-10-28 08:59:35,890 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 08:59:35,891 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 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 08:59:35,893 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-10-28 08:59:35,893 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 08:59:35,893 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 08:59:35,894 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 08:59:35,894 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-10-28 08:59:35,901 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 12#L-1true havoc main_#res;havoc main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~ret20;test_fun_#in~x, test_fun_#in~y, test_fun_#in~z := main_#t~nondet17, main_#t~nondet18, main_#t~nondet19;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~mem5, test_fun_#t~mem6, test_fun_#t~mem12, test_fun_#t~mem13, test_fun_#t~mem14, test_fun_#t~mem15, test_fun_#t~mem7, test_fun_#t~mem8, test_fun_#t~mem10, test_fun_#t~mem9, test_fun_#t~short11, test_fun_#t~mem16, 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_~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 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 test_fun_#t~mem5 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 4#L555true assume !(test_fun_#t~mem5 <= 0);havoc test_fun_#t~mem5; 13#L558-5true [2021-10-28 08:59:35,901 INFO L793 eck$LassoCheckResult]: Loop: 13#L558-5true call test_fun_#t~mem7 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem8 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);test_fun_#t~short11 := test_fun_#t~mem7 >= test_fun_#t~mem8; 11#L558-1true assume !test_fun_#t~short11; 8#L558-3true assume !!test_fun_#t~short11;havoc test_fun_#t~mem7;havoc test_fun_#t~mem8;havoc test_fun_#t~mem10;havoc test_fun_#t~mem9;havoc test_fun_#t~short11;call test_fun_#t~mem12 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 7#L559true assume !(test_fun_#t~mem12 <= 0);havoc test_fun_#t~mem12;call test_fun_#t~mem14 := read~int(test_fun_~z_ref~0.base, test_fun_~z_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 write~int(test_fun_#t~mem14 + test_fun_#t~mem15, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);havoc test_fun_#t~mem14;havoc test_fun_#t~mem15; 13#L558-5true [2021-10-28 08:59:35,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:59:35,909 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2021-10-28 08:59:35,921 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:59:35,922 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048503844] [2021-10-28 08:59:35,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:59:35,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:59:36,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:59:36,102 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:59:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:59:36,171 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:59:36,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:59:36,176 INFO L85 PathProgramCache]: Analyzing trace with hash 1298091, now seen corresponding path program 1 times [2021-10-28 08:59:36,176 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:59:36,176 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446066532] [2021-10-28 08:59:36,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:59:36,177 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:59:36,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:59:36,296 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 08:59:36,297 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:59:36,297 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446066532] [2021-10-28 08:59:36,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446066532] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:59:36,299 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:59:36,299 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:59:36,300 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676439182] [2021-10-28 08:59:36,305 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-28 08:59:36,307 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:59:36,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:59:36,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:59:36,330 INFO L87 Difference]: Start difference. First operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 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) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 08:59:36,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:59:36,362 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2021-10-28 08:59:36,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:59:36,365 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2021-10-28 08:59:36,366 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-10-28 08:59:36,371 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 7 states and 7 transitions. [2021-10-28 08:59:36,372 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2021-10-28 08:59:36,373 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2021-10-28 08:59:36,374 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 7 transitions. [2021-10-28 08:59:36,374 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 08:59:36,374 INFO L681 BuchiCegarLoop]: Abstraction has 7 states and 7 transitions. [2021-10-28 08:59:36,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 7 transitions. [2021-10-28 08:59:36,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2021-10-28 08:59:36,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.0) internal successors, (7), 6 states have internal predecessors, (7), 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 08:59:36,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2021-10-28 08:59:36,407 INFO L704 BuchiCegarLoop]: Abstraction has 7 states and 7 transitions. [2021-10-28 08:59:36,408 INFO L587 BuchiCegarLoop]: Abstraction has 7 states and 7 transitions. [2021-10-28 08:59:36,408 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 08:59:36,408 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 7 transitions. [2021-10-28 08:59:36,409 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-10-28 08:59:36,409 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 08:59:36,409 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 08:59:36,410 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 08:59:36,410 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-10-28 08:59:36,411 INFO L791 eck$LassoCheckResult]: Stem: 36#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 37#L-1 havoc main_#res;havoc main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~ret20;test_fun_#in~x, test_fun_#in~y, test_fun_#in~z := main_#t~nondet17, main_#t~nondet18, main_#t~nondet19;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~mem5, test_fun_#t~mem6, test_fun_#t~mem12, test_fun_#t~mem13, test_fun_#t~mem14, test_fun_#t~mem15, test_fun_#t~mem7, test_fun_#t~mem8, test_fun_#t~mem10, test_fun_#t~mem9, test_fun_#t~short11, test_fun_#t~mem16, 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_~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 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 test_fun_#t~mem5 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 34#L555 assume !(test_fun_#t~mem5 <= 0);havoc test_fun_#t~mem5; 35#L558-5 [2021-10-28 08:59:36,411 INFO L793 eck$LassoCheckResult]: Loop: 35#L558-5 call test_fun_#t~mem7 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem8 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);test_fun_#t~short11 := test_fun_#t~mem7 >= test_fun_#t~mem8; 40#L558-1 assume test_fun_#t~short11;call test_fun_#t~mem10 := read~int(test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);call test_fun_#t~mem9 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short11 := test_fun_#t~mem10 <= 2147483647 - test_fun_#t~mem9; 39#L558-3 assume !!test_fun_#t~short11;havoc test_fun_#t~mem7;havoc test_fun_#t~mem8;havoc test_fun_#t~mem10;havoc test_fun_#t~mem9;havoc test_fun_#t~short11;call test_fun_#t~mem12 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 38#L559 assume !(test_fun_#t~mem12 <= 0);havoc test_fun_#t~mem12;call test_fun_#t~mem14 := read~int(test_fun_~z_ref~0.base, test_fun_~z_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 write~int(test_fun_#t~mem14 + test_fun_#t~mem15, test_fun_~z_ref~0.base, test_fun_~z_ref~0.offset, 4);havoc test_fun_#t~mem14;havoc test_fun_#t~mem15; 35#L558-5 [2021-10-28 08:59:36,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:59:36,412 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 2 times [2021-10-28 08:59:36,413 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:59:36,413 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343157634] [2021-10-28 08:59:36,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:59:36,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:59:36,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:59:36,446 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:59:36,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:59:36,484 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:59:36,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:59:36,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1296169, now seen corresponding path program 1 times [2021-10-28 08:59:36,486 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:59:36,487 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351009819] [2021-10-28 08:59:36,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:59:36,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:59:36,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:59:36,508 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:59:36,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:59:36,592 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:59:36,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:59:36,625 INFO L85 PathProgramCache]: Analyzing trace with hash 1806905932, now seen corresponding path program 1 times [2021-10-28 08:59:36,626 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:59:36,626 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663873770] [2021-10-28 08:59:36,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:59:36,627 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:59:36,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:59:36,668 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:59:36,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:59:36,761 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:59:38,307 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 08:59:38,308 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 08:59:38,308 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 08:59:38,309 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 08:59:38,309 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 08:59:38,309 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:59:38,309 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 08:59:38,310 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 08:59:38,310 INFO L133 ssoRankerPreferences]: Filename of dumped script: a.09_assume-alloca.i_Iteration2_Lasso [2021-10-28 08:59:38,310 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 08:59:38,310 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 08:59:38,340 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 08:59:38,347 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 08:59:38,351 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 08:59:38,355 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 08:59:38,358 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 08:59:38,362 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 08:59:38,366 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 08:59:38,369 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 08:59:38,377 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 08:59:38,381 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 08:59:38,384 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 08:59:38,388 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 08:59:38,392 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 08:59:38,396 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 08:59:38,401 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 08:59:38,405 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 08:59:39,091 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 08:59:39,096 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 08:59:39,098 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 08:59:39,102 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 08:59:39,105 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 08:59:39,108 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 08:59:39,849 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 08:59:39,855 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 08:59:39,857 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:59:39,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:59:39,858 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:59:39,890 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 08:59:39,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:59:39,903 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:59:39,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:59:39,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:59:39,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:59:39,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 08:59:39,909 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:59:39,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:59:39,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:59:39,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 08:59:39,963 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:59:39,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:59:39,965 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:59:39,982 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 08:59:39,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:59:39,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:59:39,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:59:39,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:59:39,993 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:59:39,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 08:59:39,994 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:59:39,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:59:39,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:59:40,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 08:59:40,027 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:59:40,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:59:40,029 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:59:40,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 08:59:40,033 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 08:59:40,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:59:40,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:59:40,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:59:40,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:59:40,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:59:40,042 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:59:40,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:59:40,046 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:59:40,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-10-28 08:59:40,078 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:59:40,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:59:40,079 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:59:40,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 08:59:40,085 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 08:59:40,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:59:40,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:59:40,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:59:40,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:59:40,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:59:40,095 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:59:40,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:59:40,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:59:40,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 08:59:40,125 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:59:40,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:59:40,126 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:59:40,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 08:59:40,128 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 08:59:40,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:59:40,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:59:40,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:59:40,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:59:40,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:59:40,138 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:59:40,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:59:40,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:59:40,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 08:59:40,171 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:59:40,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:59:40,172 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:59:40,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 08:59:40,178 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 08:59:40,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:59:40,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:59:40,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:59:40,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:59:40,187 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:59:40,188 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:59:40,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:59:40,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:59:40,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 08:59:40,219 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:59:40,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:59:40,223 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:59:40,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 08:59:40,228 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 08:59:40,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:59:40,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:59:40,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:59:40,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:59:40,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:59:40,238 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:59:40,238 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:59:40,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:59:40,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-10-28 08:59:40,290 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:59:40,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:59:40,293 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:59:40,306 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 08:59:40,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 08:59:40,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:59:40,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:59:40,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:59:40,316 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:59:40,320 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:59:40,320 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:59:40,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:59:40,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 08:59:40,352 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:59:40,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:59:40,354 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:59:40,356 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 08:59:40,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 08:59:40,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:59:40,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:59:40,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:59:40,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:59:40,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:59:40,366 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:59:40,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:59:40,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:59:40,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 08:59:40,394 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:59:40,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:59:40,395 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:59:40,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 08:59:40,401 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 08:59:40,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:59:40,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:59:40,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:59:40,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:59:40,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:59:40,411 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:59:40,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:59:40,435 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:59:40,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 08:59:40,462 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:59:40,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:59:40,464 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:59:40,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 08:59:40,466 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 08:59:40,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:59:40,476 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:59:40,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:59:40,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:59:40,476 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:59:40,477 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:59:40,477 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:59:40,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:59:40,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-10-28 08:59:40,504 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:59:40,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:59:40,505 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:59:40,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 08:59:40,508 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 08:59:40,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:59:40,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:59:40,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:59:40,518 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:59:40,523 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:59:40,526 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:59:40,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:59:40,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 08:59:40,599 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:59:40,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:59:40,604 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:59:40,612 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 08:59:40,624 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:59:40,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:59:40,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:59:40,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:59:40,640 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:59:40,641 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:59:40,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 08:59:40,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:59:40,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 08:59:40,711 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:59:40,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:59:40,712 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:59:40,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 08:59:40,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:59:40,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:59:40,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:59:40,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:59:40,725 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:59:40,729 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:59:40,729 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:59:40,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:59:40,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-10-28 08:59:40,782 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:59:40,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:59:40,784 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:59:40,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 08:59:40,787 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 08:59:40,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:59:40,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:59:40,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:59:40,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:59:40,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:59:40,798 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:59:40,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:59:40,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:59:40,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-10-28 08:59:40,830 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:59:40,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:59:40,832 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:59:40,840 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 08:59:40,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 08:59:40,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:59:40,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:59:40,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:59:40,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:59:40,867 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:59:40,867 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:59:40,891 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 08:59:40,991 INFO L443 ModelExtractionUtils]: Simplification made 19 calls to the SMT solver. [2021-10-28 08:59:40,991 INFO L444 ModelExtractionUtils]: 12 out of 40 variables were initially zero. Simplification set additionally 23 variables to zero. [2021-10-28 08:59:40,994 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:59:40,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:59:41,000 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:59:41,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 08:59:41,020 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 08:59:41,049 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-10-28 08:59:41,050 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 08:59:41,050 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, ULTIMATE.start_test_fun_#in~y) = -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*ULTIMATE.start_test_fun_#in~y Supporting invariants [-1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0.base) ULTIMATE.start_test_fun_~y_ref~0.offset)_1 + 1*ULTIMATE.start_test_fun_#in~y >= 0] [2021-10-28 08:59:41,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 08:59:41,371 INFO L297 tatePredicateManager]: 22 out of 25 supporting invariants were superfluous and have been removed [2021-10-28 08:59:41,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 08:59:41,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:59:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:59:41,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-28 08:59:41,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:59:41,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 12 [2021-10-28 08:59:41,658 INFO L354 Elim1Store]: treesize reduction 40, result has 35.5 percent of original size [2021-10-28 08:59:41,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 40 [2021-10-28 08:59:41,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:59:41,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-28 08:59:41,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:59:42,015 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 08:59:42,021 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2021-10-28 08:59:42,023 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states and 7 transitions. cyclomatic complexity: 1 Second operand has 6 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 6 states have internal predecessors, (7), 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 08:59:42,137 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7 states and 7 transitions. cyclomatic complexity: 1. Second operand has 6 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 6 states have internal predecessors, (7), 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 11 states and 12 transitions. Complement of second has 9 states. [2021-10-28 08:59:42,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2021-10-28 08:59:42,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 6 states have internal predecessors, (7), 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 08:59:42,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 7 transitions. [2021-10-28 08:59:42,141 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 7 transitions. Stem has 3 letters. Loop has 4 letters. [2021-10-28 08:59:42,143 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:59:42,143 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 7 transitions. Stem has 7 letters. Loop has 4 letters. [2021-10-28 08:59:42,144 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:59:42,144 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 7 transitions. Stem has 3 letters. Loop has 8 letters. [2021-10-28 08:59:42,144 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:59:42,145 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11 states and 12 transitions. [2021-10-28 08:59:42,148 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 08:59:42,148 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11 states to 0 states and 0 transitions. [2021-10-28 08:59:42,148 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 08:59:42,148 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 08:59:42,149 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 08:59:42,149 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 08:59:42,149 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:59:42,149 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:59:42,149 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:59:42,149 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-28 08:59:42,150 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 08:59:42,150 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 08:59:42,150 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 08:59:42,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 08:59:42 BoogieIcfgContainer [2021-10-28 08:59:42,158 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 08:59:42,159 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 08:59:42,159 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 08:59:42,159 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 08:59:42,160 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:59:35" (3/4) ... [2021-10-28 08:59:42,164 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 08:59:42,164 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 08:59:42,166 INFO L168 Benchmark]: Toolchain (without parser) took 7704.93 ms. Allocated memory was 86.0 MB in the beginning and 136.3 MB in the end (delta: 50.3 MB). Free memory was 49.7 MB in the beginning and 71.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 27.7 MB. Max. memory is 16.1 GB. [2021-10-28 08:59:42,167 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 86.0 MB. Free memory was 66.7 MB in the beginning and 66.6 MB in the end (delta: 52.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:59:42,169 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.17 ms. Allocated memory was 86.0 MB in the beginning and 113.2 MB in the end (delta: 27.3 MB). Free memory was 49.4 MB in the beginning and 83.5 MB in the end (delta: -34.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 08:59:42,175 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.71 ms. Allocated memory is still 113.2 MB. Free memory was 83.5 MB in the beginning and 81.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 08:59:42,176 INFO L168 Benchmark]: Boogie Preprocessor took 49.48 ms. Allocated memory is still 113.2 MB. Free memory was 81.4 MB in the beginning and 80.5 MB in the end (delta: 916.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:59:42,177 INFO L168 Benchmark]: RCFGBuilder took 522.31 ms. Allocated memory is still 113.2 MB. Free memory was 80.1 MB in the beginning and 68.8 MB in the end (delta: 11.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 08:59:42,178 INFO L168 Benchmark]: BuchiAutomizer took 6398.70 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 68.8 MB in the beginning and 71.8 MB in the end (delta: -3.0 MB). Peak memory consumption was 21.3 MB. Max. memory is 16.1 GB. [2021-10-28 08:59:42,178 INFO L168 Benchmark]: Witness Printer took 5.16 ms. Allocated memory is still 136.3 MB. Free memory is still 71.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:59:42,191 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 86.0 MB. Free memory was 66.7 MB in the beginning and 66.6 MB in the end (delta: 52.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 659.17 ms. Allocated memory was 86.0 MB in the beginning and 113.2 MB in the end (delta: 27.3 MB). Free memory was 49.4 MB in the beginning and 83.5 MB in the end (delta: -34.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 57.71 ms. Allocated memory is still 113.2 MB. Free memory was 83.5 MB in the beginning and 81.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 49.48 ms. Allocated memory is still 113.2 MB. Free memory was 81.4 MB in the beginning and 80.5 MB in the end (delta: 916.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 522.31 ms. Allocated memory is still 113.2 MB. Free memory was 80.1 MB in the beginning and 68.8 MB in the end (delta: 11.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 6398.70 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 68.8 MB in the beginning and 71.8 MB in the end (delta: -3.0 MB). Peak memory consumption was 21.3 MB. Max. memory is 16.1 GB. * Witness Printer took 5.16 ms. Allocated memory is still 136.3 MB. Free memory is still 71.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 4294967293 * \old(y) + -2 * unknown-#memory_int-unknown[z_ref][z_ref] and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.3s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 5.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.7s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 7 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 17 SDtfs, 5 SDslu, 10 SDs, 0 SdLazy, 16 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital302 mio100 ax105 hnf100 lsp91 ukn66 mio100 lsp37 div100 bol100 ite100 ukn100 eq182 hnf88 smp97 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 34ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-28 08:59:42,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5428e3d-9625-4361-bd91-4410ba7591e6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...