./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8d31f386 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 32bit --witnessprinter.graph.data.programhash 6cbc2f8335eda1137ed277d7eb74d7775ef6f777 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-06 22:00:38,743 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 22:00:38,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 22:00:38,770 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 22:00:38,770 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 22:00:38,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 22:00:38,772 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 22:00:38,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 22:00:38,776 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 22:00:38,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 22:00:38,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 22:00:38,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 22:00:38,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 22:00:38,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 22:00:38,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 22:00:38,781 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 22:00:38,782 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 22:00:38,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 22:00:38,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 22:00:38,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 22:00:38,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 22:00:38,789 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 22:00:38,790 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 22:00:38,791 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 22:00:38,793 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 22:00:38,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 22:00:38,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 22:00:38,795 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 22:00:38,795 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 22:00:38,801 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 22:00:38,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 22:00:38,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 22:00:38,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 22:00:38,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 22:00:38,807 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 22:00:38,807 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 22:00:38,808 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 22:00:38,808 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 22:00:38,808 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 22:00:38,809 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 22:00:38,810 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 22:00:38,812 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-07-06 22:00:38,853 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 22:00:38,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 22:00:38,856 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 22:00:38,856 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 22:00:38,856 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 22:00:38,856 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-07-06 22:00:38,856 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-07-06 22:00:38,857 INFO L138 SettingsManager]: * Use old map elimination=false [2021-07-06 22:00:38,857 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-07-06 22:00:38,857 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-07-06 22:00:38,858 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-07-06 22:00:38,858 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 22:00:38,858 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-06 22:00:38,858 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 22:00:38,859 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 22:00:38,859 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-06 22:00:38,859 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 22:00:38,859 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-07-06 22:00:38,859 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-07-06 22:00:38,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-07-06 22:00:38,860 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-06 22:00:38,860 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-06 22:00:38,860 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-07-06 22:00:38,860 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 22:00:38,860 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-07-06 22:00:38,861 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 22:00:38,861 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 22:00:38,861 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 22:00:38,861 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-06 22:00:38,861 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 22:00:38,862 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-07-06 22:00:38,863 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cbc2f8335eda1137ed277d7eb74d7775ef6f777 [2021-07-06 22:00:39,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 22:00:39,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 22:00:39,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 22:00:39,220 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 22:00:39,221 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 22:00:39,222 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-1.i [2021-07-06 22:00:39,273 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/317ef82b9/794464eddeb04cacb5a58f7d1a9716c5/FLAG0d0ea1197 [2021-07-06 22:00:39,694 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 22:00:39,695 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-1.i [2021-07-06 22:00:39,700 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/317ef82b9/794464eddeb04cacb5a58f7d1a9716c5/FLAG0d0ea1197 [2021-07-06 22:00:39,711 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/317ef82b9/794464eddeb04cacb5a58f7d1a9716c5 [2021-07-06 22:00:39,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 22:00:39,714 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-06 22:00:39,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 22:00:39,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 22:00:39,719 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 22:00:39,723 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 10:00:39" (1/1) ... [2021-07-06 22:00:39,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77dfd384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:39, skipping insertion in model container [2021-07-06 22:00:39,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 10:00:39" (1/1) ... [2021-07-06 22:00:39,730 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 22:00:39,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 22:00:39,898 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-06 22:00:39,914 INFO L203 MainTranslator]: Completed pre-run [2021-07-06 22:00:39,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-06 22:00:39,988 INFO L208 MainTranslator]: Completed translation [2021-07-06 22:00:39,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:39 WrapperNode [2021-07-06 22:00:39,990 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 22:00:39,991 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-06 22:00:39,991 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-06 22:00:39,993 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-06 22:00:39,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:39" (1/1) ... [2021-07-06 22:00:40,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:39" (1/1) ... [2021-07-06 22:00:40,033 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-06 22:00:40,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-06 22:00:40,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-06 22:00:40,035 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-06 22:00:40,041 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:39" (1/1) ... [2021-07-06 22:00:40,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:39" (1/1) ... [2021-07-06 22:00:40,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:39" (1/1) ... [2021-07-06 22:00:40,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:39" (1/1) ... [2021-07-06 22:00:40,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:39" (1/1) ... [2021-07-06 22:00:40,063 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:39" (1/1) ... [2021-07-06 22:00:40,071 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:39" (1/1) ... [2021-07-06 22:00:40,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-06 22:00:40,075 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-06 22:00:40,075 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-06 22:00:40,076 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-06 22:00:40,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:39" (1/1) ... [2021-07-06 22:00:40,082 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:40,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:40,102 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:40,127 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-07-06 22:00:40,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-07-06 22:00:40,159 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-07-06 22:00:40,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-06 22:00:40,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-07-06 22:00:40,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-06 22:00:40,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-06 22:00:40,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-07-06 22:00:40,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-07-06 22:00:40,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-06 22:00:40,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-06 22:00:40,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-06 22:00:40,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-06 22:00:40,433 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-07-06 22:00:40,458 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-06 22:00:40,459 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-07-06 22:00:40,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 10:00:40 BoogieIcfgContainer [2021-07-06 22:00:40,460 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-06 22:00:40,465 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-07-06 22:00:40,465 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-07-06 22:00:40,468 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-07-06 22:00:40,468 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 22:00:40,468 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.07 10:00:39" (1/3) ... [2021-07-06 22:00:40,469 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@69968168 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.07 10:00:40, skipping insertion in model container [2021-07-06 22:00:40,469 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 22:00:40,470 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 10:00:39" (2/3) ... [2021-07-06 22:00:40,470 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@69968168 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.07 10:00:40, skipping insertion in model container [2021-07-06 22:00:40,470 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 22:00:40,470 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 10:00:40" (3/3) ... [2021-07-06 22:00:40,471 INFO L389 chiAutomizerObserver]: Analyzing ICFG test-bitfields-2.1-1.i [2021-07-06 22:00:40,509 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-07-06 22:00:40,510 INFO L360 BuchiCegarLoop]: Hoare is false [2021-07-06 22:00:40,510 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-07-06 22:00:40,510 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-06 22:00:40,510 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-06 22:00:40,510 INFO L364 BuchiCegarLoop]: Difference is false [2021-07-06 22:00:40,510 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-06 22:00:40,510 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-07-06 22:00:40,546 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 18 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-07-06 22:00:40,572 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2021-07-06 22:00:40,573 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 22:00:40,573 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 22:00:40,577 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-07-06 22:00:40,577 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-07-06 22:00:40,577 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-07-06 22:00:40,578 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 18 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-07-06 22:00:40,582 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2021-07-06 22:00:40,582 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 22:00:40,583 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 22:00:40,583 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-07-06 22:00:40,583 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-07-06 22:00:40,589 INFO L791 eck$LassoCheckResult]: Stem: 13#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call ~#d~0.base, ~#d~0.offset := #Ultimate.allocOnStack(5);call write~init~int(0, ~#d~0.base, ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 1 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 2 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 3 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 4 + ~#d~0.offset, 1); 11#L-1true havoc main_#res;havoc main_#t~malloc0.base, main_#t~malloc0.offset, main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset, main_#t~mem2, main_#t~mem3, main_#t~mem4, main_#t~mem5, main_~p~0.base, main_~p~0.offset;havoc main_~p~0.base, main_~p~0.offset;call main_#t~malloc0.base, main_#t~malloc0.offset := #Ultimate.allocOnHeap(3);main_~p~0.base, main_~p~0.offset := main_#t~malloc0.base, main_#t~malloc0.offset;call write~int(1, ~#d~0.base, ~#d~0.offset, 1);call write~int(2, ~#d~0.base, 1 + ~#d~0.offset, 1);call write~int(3, ~#d~0.base, 2 + ~#d~0.offset, 1);call write~int(4, ~#d~0.base, 3 + ~#d~0.offset, 1);call write~int(5, ~#d~0.base, 4 + ~#d~0.offset, 1); 12#L31true call main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset := #Ultimate.C_memcpy(main_~p~0.base, main_~p~0.offset, ~#d~0.base, ~#d~0.offset, 3);< 17##Ultimate.C_memcpyENTRYtrue assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 3#$Ultimate##0true #t~loopctr7 := 0; 9#L-1-1true [2021-07-06 22:00:40,589 INFO L793 eck$LassoCheckResult]: Loop: 9#L-1-1true assume #t~loopctr7 < size;call #t~mem8 := read~unchecked~int(src.base, src.offset + #t~loopctr7, 1);call write~unchecked~int(#t~mem8, dest.base, dest.offset + #t~loopctr7, 1);#t~loopctr7 := 1 + #t~loopctr7; 9#L-1-1true [2021-07-06 22:00:40,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 22:00:40,596 INFO L82 PathProgramCache]: Analyzing trace with hash 28738897, now seen corresponding path program 1 times [2021-07-06 22:00:40,604 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 22:00:40,604 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501708889] [2021-07-06 22:00:40,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 22:00:40,606 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 22:00:40,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 22:00:40,734 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 22:00:40,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 22:00:40,776 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 22:00:40,795 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 22:00:40,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 22:00:40,799 INFO L82 PathProgramCache]: Analyzing trace with hash 72, now seen corresponding path program 1 times [2021-07-06 22:00:40,799 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 22:00:40,799 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322558924] [2021-07-06 22:00:40,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 22:00:40,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 22:00:40,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 22:00:40,812 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 22:00:40,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 22:00:40,819 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 22:00:40,823 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 22:00:40,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 22:00:40,825 INFO L82 PathProgramCache]: Analyzing trace with hash 890905848, now seen corresponding path program 1 times [2021-07-06 22:00:40,825 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 22:00:40,826 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034441552] [2021-07-06 22:00:40,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 22:00:40,826 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 22:00:40,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 22:00:40,863 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 22:00:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 22:00:40,901 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 22:00:40,910 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 22:00:40,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:40,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-06 22:00:40,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:40,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-07-06 22:00:41,503 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 82 [2021-07-06 22:00:41,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:41,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 164 [2021-07-06 22:00:41,709 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-07-06 22:00:41,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:41,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-07-06 22:00:42,192 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 85 [2021-07-06 22:00:42,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:42,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 162 [2021-07-06 22:00:42,345 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-07-06 22:00:42,355 INFO L210 LassoAnalysis]: Preferences: [2021-07-06 22:00:42,355 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-07-06 22:00:42,356 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-07-06 22:00:42,357 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-07-06 22:00:42,357 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-07-06 22:00:42,357 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:42,357 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-07-06 22:00:42,358 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-07-06 22:00:42,358 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-bitfields-2.1-1.i_Iteration1_Lasso [2021-07-06 22:00:42,358 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-07-06 22:00:42,358 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-07-06 22:00:42,380 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:42,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:42,388 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:42,390 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:42,393 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:42,397 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:42,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:42,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:42,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:42,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:42,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:42,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:42,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:42,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:42,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:42,440 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:42,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:42,446 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:42,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:42,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:42,718 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 60 [2021-07-06 22:00:42,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:43,158 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-07-06 22:00:43,162 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-07-06 22:00:43,163 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:43,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:43,164 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:43,186 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 [2021-07-06 22:00:43,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:43,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:43,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:43,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:43,196 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:43,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-07-06 22:00:43,198 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:43,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:43,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:43,251 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:43,252 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:43,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:43,257 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:43,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-07-06 22:00:43,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 22:00:43,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:43,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:43,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:43,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:43,322 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:43,323 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:43,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:43,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:43,359 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:43,359 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:43,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:43,361 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:43,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-07-06 22:00:43,372 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 [2021-07-06 22:00:43,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:43,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:43,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:43,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:43,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:43,379 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:43,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:43,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:43,402 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:43,403 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:43,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:43,404 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:43,404 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-07-06 22:00:43,409 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 [2021-07-06 22:00:43,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:43,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:43,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:43,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:43,420 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:43,421 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:43,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:43,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:43,457 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:43,458 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:43,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:43,459 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:43,467 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-07-06 22:00:43,469 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 [2021-07-06 22:00:43,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:43,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:43,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:43,477 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:43,481 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 22:00:43,481 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 22:00:43,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:43,517 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:43,518 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:43,518 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:43,519 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:43,528 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 [2021-07-06 22:00:43,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:43,535 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:43,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:43,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:43,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:43,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-07-06 22:00:43,536 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:43,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:43,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:43,554 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:43,554 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:43,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:43,555 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:43,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-07-06 22:00:43,557 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 [2021-07-06 22:00:43,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:43,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:43,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:43,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:43,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:43,564 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:43,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:43,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:43,580 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:43,581 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:43,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:43,581 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:43,583 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-07-06 22:00:43,583 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 [2021-07-06 22:00:43,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:43,590 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:43,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:43,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:43,590 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:43,591 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:43,591 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:43,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:43,611 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:43,612 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:43,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:43,613 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:43,614 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-07-06 22:00:43,662 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 [2021-07-06 22:00:43,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:43,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:43,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:43,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:43,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:43,671 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:43,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:43,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:43,693 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:43,696 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:43,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:43,697 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:43,698 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-07-06 22:00:43,699 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 [2021-07-06 22:00:43,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:43,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:43,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:43,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:43,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:43,707 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:43,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:43,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:43,724 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:43,724 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:43,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:43,725 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:43,726 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-07-06 22:00:43,727 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 [2021-07-06 22:00:43,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:43,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:43,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:43,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:43,734 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:43,734 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:43,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:43,740 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:43,756 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:43,756 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:43,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:43,757 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:43,758 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-07-06 22:00:43,759 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 [2021-07-06 22:00:43,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:43,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:43,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:43,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:43,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:43,766 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:43,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:43,768 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:43,784 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:43,784 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:43,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:43,785 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:43,785 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-07-06 22:00:43,787 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 [2021-07-06 22:00:43,794 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:43,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:43,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:43,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:43,796 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 22:00:43,796 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 22:00:43,800 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:43,816 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:43,817 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:43,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:43,817 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:43,818 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-07-06 22:00:43,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 22:00:43,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:43,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:43,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:43,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:43,828 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:43,829 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:43,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:43,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:43,858 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:43,858 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:43,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:43,859 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:43,860 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-07-06 22:00:43,862 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 [2021-07-06 22:00:43,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:43,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:43,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:43,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:43,869 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:43,869 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:43,869 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:43,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:43,887 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:43,888 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:43,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:43,888 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:43,889 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-07-06 22:00:43,890 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 [2021-07-06 22:00:43,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:43,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:43,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:43,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:43,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:43,899 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:43,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:43,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:43,916 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:43,916 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:43,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:43,917 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:43,918 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-07-06 22:00:43,919 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 [2021-07-06 22:00:43,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:43,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:43,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:43,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:43,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:43,926 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:43,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:43,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:43,948 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-07-06 22:00:43,949 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:43,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:43,950 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:43,951 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-07-06 22:00:43,952 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 [2021-07-06 22:00:43,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:43,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:43,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:43,959 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:43,962 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 22:00:43,962 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 22:00:43,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:43,980 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:43,981 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:43,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:43,981 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:43,983 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-07-06 22:00:43,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 22:00:43,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:43,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:43,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:43,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:43,994 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 22:00:43,994 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 22:00:43,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:44,013 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:44,014 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,015 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:44,022 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-07-06 22:00:44,023 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 [2021-07-06 22:00:44,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:44,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:44,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:44,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:44,036 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 22:00:44,036 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 22:00:44,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:44,076 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:44,076 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,077 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:44,078 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-07-06 22:00:44,080 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 [2021-07-06 22:00:44,088 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:44,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:44,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:44,088 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:44,091 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 22:00:44,091 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 22:00:44,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:44,131 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:44,131 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,133 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:44,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-07-06 22:00:44,135 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 [2021-07-06 22:00:44,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:44,143 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-07-06 22:00:44,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:44,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:44,148 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-07-06 22:00:44,148 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 22:00:44,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:44,194 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:44,195 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,196 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:44,197 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-07-06 22:00:44,198 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 [2021-07-06 22:00:44,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:44,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:44,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:44,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:44,209 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 22:00:44,209 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 22:00:44,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:44,264 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:44,265 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,269 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:44,270 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-07-06 22:00:44,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 22:00:44,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:44,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:44,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:44,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:44,284 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 22:00:44,284 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 22:00:44,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:44,332 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:44,333 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,334 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:44,335 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-07-06 22:00:44,336 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 [2021-07-06 22:00:44,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:44,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:44,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:44,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:44,347 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 22:00:44,347 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 22:00:44,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 22:00:44,387 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:44,388 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,389 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:44,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-07-06 22:00:44,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 22:00:44,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:44,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:44,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:44,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:44,406 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 22:00:44,406 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 22:00:44,421 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-07-06 22:00:44,443 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-07-06 22:00:44,443 INFO L444 ModelExtractionUtils]: 6 out of 22 variables were initially zero. Simplification set additionally 13 variables to zero. [2021-07-06 22:00:44,445 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,446 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:44,447 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-07-06 22:00:44,449 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-07-06 22:00:44,470 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-07-06 22:00:44,471 INFO L513 LassoAnalysis]: Proved termination. [2021-07-06 22:00:44,471 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(#Ultimate.C_memcpy_#t~loopctr7, #Ultimate.C_memcpy_size) = -1*#Ultimate.C_memcpy_#t~loopctr7 + 1*#Ultimate.C_memcpy_size Supporting invariants [] [2021-07-06 22:00:44,515 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:44,565 INFO L297 tatePredicateManager]: 16 out of 16 supporting invariants were superfluous and have been removed [2021-07-06 22:00:44,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 22:00:44,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 22:00:44,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-06 22:00:44,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-06 22:00:44,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:44,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:44,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:44,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:44,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:44,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:44,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:44,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:44,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:44,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:44,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:44,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:44,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:44,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:44,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:44,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:44,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:44,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 22:00:44,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:44,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:44,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:44,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:44,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:44,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:44,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:44,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:44,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:44,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:44,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:44,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:44,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:44,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:44,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 22:00:44,703 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-06 22:00:44,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-06 22:00:44,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 22:00:44,705 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:44,716 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-07-06 22:00:44,718 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 21 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 18 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 22:00:44,764 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 21 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 18 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1). Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 26 states and 35 transitions. Complement of second has 6 states. [2021-07-06 22:00:44,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-07-06 22:00:44,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 22:00:44,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. [2021-07-06 22:00:44,768 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 5 letters. Loop has 1 letters. [2021-07-06 22:00:44,768 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 22:00:44,768 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 6 letters. Loop has 1 letters. [2021-07-06 22:00:44,769 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 22:00:44,769 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 5 letters. Loop has 2 letters. [2021-07-06 22:00:44,769 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 22:00:44,769 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 35 transitions. [2021-07-06 22:00:44,771 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-07-06 22:00:44,774 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 9 states and 11 transitions. [2021-07-06 22:00:44,775 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2021-07-06 22:00:44,775 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2021-07-06 22:00:44,775 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 11 transitions. [2021-07-06 22:00:44,776 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 22:00:44,776 INFO L681 BuchiCegarLoop]: Abstraction has 9 states and 11 transitions. [2021-07-06 22:00:44,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 11 transitions. [2021-07-06 22:00:44,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2021-07-06 22:00:44,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 22:00:44,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 10 transitions. [2021-07-06 22:00:44,794 INFO L704 BuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2021-07-06 22:00:44,794 INFO L587 BuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2021-07-06 22:00:44,794 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-07-06 22:00:44,794 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 10 transitions. [2021-07-06 22:00:44,795 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-07-06 22:00:44,795 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 22:00:44,795 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 22:00:44,795 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-07-06 22:00:44,795 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-07-06 22:00:44,795 INFO L791 eck$LassoCheckResult]: Stem: 156#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call ~#d~0.base, ~#d~0.offset := #Ultimate.allocOnStack(5);call write~init~int(0, ~#d~0.base, ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 1 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 2 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 3 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 4 + ~#d~0.offset, 1); 153#L-1 havoc main_#res;havoc main_#t~malloc0.base, main_#t~malloc0.offset, main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset, main_#t~mem2, main_#t~mem3, main_#t~mem4, main_#t~mem5, main_~p~0.base, main_~p~0.offset;havoc main_~p~0.base, main_~p~0.offset;call main_#t~malloc0.base, main_#t~malloc0.offset := #Ultimate.allocOnHeap(3);main_~p~0.base, main_~p~0.offset := main_#t~malloc0.base, main_#t~malloc0.offset;call write~int(1, ~#d~0.base, ~#d~0.offset, 1);call write~int(2, ~#d~0.base, 1 + ~#d~0.offset, 1);call write~int(3, ~#d~0.base, 2 + ~#d~0.offset, 1);call write~int(4, ~#d~0.base, 3 + ~#d~0.offset, 1);call write~int(5, ~#d~0.base, 4 + ~#d~0.offset, 1); 154#L31 call main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset := #Ultimate.C_memcpy(main_~p~0.base, main_~p~0.offset, ~#d~0.base, ~#d~0.offset, 3);< 155##Ultimate.C_memcpyENTRY assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 157#$Ultimate##0 #t~loopctr7 := 0; 158#L-1-1 assume !(#t~loopctr7 < size);#t~loopctr9 := 0; 159#L-1-3 [2021-07-06 22:00:44,796 INFO L793 eck$LassoCheckResult]: Loop: 159#L-1-3 assume #t~loopctr9 < size;#t~loopctr9 := 4 + #t~loopctr9; 159#L-1-3 [2021-07-06 22:00:44,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 22:00:44,796 INFO L82 PathProgramCache]: Analyzing trace with hash 890905850, now seen corresponding path program 1 times [2021-07-06 22:00:44,796 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 22:00:44,796 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559828335] [2021-07-06 22:00:44,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 22:00:44,797 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 22:00:44,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 22:00:44,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:44,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:44,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:44,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 22:00:44,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:44,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-06 22:00:44,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 22:00:44,842 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 22:00:44,842 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559828335] [2021-07-06 22:00:44,843 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559828335] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 22:00:44,843 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 22:00:44,843 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-06 22:00:44,843 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992333341] [2021-07-06 22:00:44,845 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-07-06 22:00:44,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 22:00:44,846 INFO L82 PathProgramCache]: Analyzing trace with hash 78, now seen corresponding path program 1 times [2021-07-06 22:00:44,846 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 22:00:44,846 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486546495] [2021-07-06 22:00:44,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 22:00:44,846 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 22:00:44,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 22:00:44,849 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 22:00:44,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 22:00:44,850 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 22:00:44,851 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 22:00:44,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:44,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-06 22:00:44,861 INFO L210 LassoAnalysis]: Preferences: [2021-07-06 22:00:44,861 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-07-06 22:00:44,861 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-07-06 22:00:44,861 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-07-06 22:00:44,862 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-07-06 22:00:44,862 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,862 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-07-06 22:00:44,862 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-07-06 22:00:44,862 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-bitfields-2.1-1.i_Iteration2_Loop [2021-07-06 22:00:44,862 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-07-06 22:00:44,862 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-07-06 22:00:44,862 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:44,880 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-07-06 22:00:44,880 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-07-06 22:00:44,882 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,885 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:44,893 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-07-06 22:00:44,893 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 22:00:44,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-07-06 22:00:44,938 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:44,938 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:44,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:44,939 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:44,941 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-07-06 22:00:44,942 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-07-06 22:00:44,942 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 22:00:45,030 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-07-06 22:00:45,034 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:45,034 INFO L210 LassoAnalysis]: Preferences: [2021-07-06 22:00:45,034 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-07-06 22:00:45,034 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-07-06 22:00:45,035 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-07-06 22:00:45,035 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-07-06 22:00:45,035 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:45,035 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-07-06 22:00:45,035 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-07-06 22:00:45,035 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-bitfields-2.1-1.i_Iteration2_Loop [2021-07-06 22:00:45,035 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-07-06 22:00:45,035 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-07-06 22:00:45,036 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 22:00:45,068 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-07-06 22:00:45,068 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-07-06 22:00:45,068 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:45,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:45,069 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:45,070 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-07-06 22:00:45,072 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 [2021-07-06 22:00:45,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 22:00:45,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 22:00:45,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 22:00:45,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 22:00:45,080 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 22:00:45,081 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 22:00:45,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 22:00:45,088 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-07-06 22:00:45,093 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-07-06 22:00:45,093 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-07-06 22:00:45,093 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 22:00:45,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 22:00:45,094 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 22:00:45,095 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-07-06 22:00:45,096 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-07-06 22:00:45,096 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-07-06 22:00:45,096 INFO L513 LassoAnalysis]: Proved termination. [2021-07-06 22:00:45,096 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(#Ultimate.C_memcpy_size, #Ultimate.C_memcpy_#t~loopctr9) = 1*#Ultimate.C_memcpy_size - 1*#Ultimate.C_memcpy_#t~loopctr9 Supporting invariants [] [2021-07-06 22:00:45,113 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:45,113 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-07-06 22:00:45,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 22:00:45,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 22:00:45,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-06 22:00:45,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-06 22:00:45,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 22:00:45,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 22:00:45,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 22:00:45,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 22:00:45,177 WARN L261 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-06 22:00:45,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-06 22:00:45,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 22:00:45,178 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-07-06 22:00:45,178 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states and 10 transitions. cyclomatic complexity: 4 Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 22:00:45,182 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states and 10 transitions. cyclomatic complexity: 4. Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 9 states and 11 transitions. Complement of second has 3 states. [2021-07-06 22:00:45,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2021-07-06 22:00:45,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 22:00:45,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 8 transitions. [2021-07-06 22:00:45,184 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 6 letters. Loop has 1 letters. [2021-07-06 22:00:45,184 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 22:00:45,204 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 7 letters. Loop has 1 letters. [2021-07-06 22:00:45,205 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 22:00:45,205 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 6 letters. Loop has 2 letters. [2021-07-06 22:00:45,205 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 22:00:45,205 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 11 transitions. [2021-07-06 22:00:45,209 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-07-06 22:00:45,209 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 0 states and 0 transitions. [2021-07-06 22:00:45,210 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-07-06 22:00:45,210 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-07-06 22:00:45,210 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-07-06 22:00:45,210 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 22:00:45,210 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 22:00:45,210 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 22:00:45,210 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-06 22:00:45,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-06 22:00:45,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-07-06 22:00:45,218 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 22:00:45,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-06 22:00:45,220 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-07-06 22:00:45,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-06 22:00:45,220 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-07-06 22:00:45,220 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-07-06 22:00:45,221 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-07-06 22:00:45,221 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-07-06 22:00:45,221 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-07-06 22:00:45,221 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-07-06 22:00:45,221 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 22:00:45,221 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 22:00:45,221 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 22:00:45,221 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 22:00:45,221 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-07-06 22:00:45,221 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-07-06 22:00:45,221 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-07-06 22:00:45,221 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-07-06 22:00:45,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.07 10:00:45 BoogieIcfgContainer [2021-07-06 22:00:45,231 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-07-06 22:00:45,232 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-06 22:00:45,232 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-06 22:00:45,232 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-06 22:00:45,232 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 10:00:40" (3/4) ... [2021-07-06 22:00:45,235 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-07-06 22:00:45,236 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-06 22:00:45,236 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-07-06 22:00:45,239 INFO L168 Benchmark]: Toolchain (without parser) took 5521.87 ms. Allocated memory was 50.3 MB in the beginning and 92.3 MB in the end (delta: 41.9 MB). Free memory was 27.3 MB in the beginning and 70.0 MB in the end (delta: -42.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 22:00:45,239 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 50.3 MB. Free memory was 31.6 MB in the beginning and 31.6 MB in the end (delta: 33.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 22:00:45,240 INFO L168 Benchmark]: CACSL2BoogieTranslator took 273.64 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 27.1 MB in the beginning and 46.3 MB in the end (delta: -19.2 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2021-07-06 22:00:45,240 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.80 ms. Allocated memory is still 62.9 MB. Free memory was 46.3 MB in the beginning and 44.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-06 22:00:45,240 INFO L168 Benchmark]: Boogie Preprocessor took 39.93 ms. Allocated memory is still 62.9 MB. Free memory was 44.8 MB in the beginning and 43.6 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 22:00:45,242 INFO L168 Benchmark]: RCFGBuilder took 389.31 ms. Allocated memory is still 62.9 MB. Free memory was 43.6 MB in the beginning and 43.3 MB in the end (delta: 315.5 kB). Peak memory consumption was 16.2 MB. Max. memory is 16.1 GB. [2021-07-06 22:00:45,243 INFO L168 Benchmark]: BuchiAutomizer took 4766.22 ms. Allocated memory was 62.9 MB in the beginning and 92.3 MB in the end (delta: 29.4 MB). Free memory was 43.0 MB in the beginning and 70.8 MB in the end (delta: -27.8 MB). Peak memory consumption was 605.3 kB. Max. memory is 16.1 GB. [2021-07-06 22:00:45,244 INFO L168 Benchmark]: Witness Printer took 3.85 ms. Allocated memory is still 92.3 MB. Free memory was 70.8 MB in the beginning and 70.0 MB in the end (delta: 766.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-06 22:00:45,246 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 50.3 MB. Free memory was 31.6 MB in the beginning and 31.6 MB in the end (delta: 33.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 273.64 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 27.1 MB in the beginning and 46.3 MB in the end (delta: -19.2 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 42.80 ms. Allocated memory is still 62.9 MB. Free memory was 46.3 MB in the beginning and 44.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.93 ms. Allocated memory is still 62.9 MB. Free memory was 44.8 MB in the beginning and 43.6 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 389.31 ms. Allocated memory is still 62.9 MB. Free memory was 43.6 MB in the beginning and 43.3 MB in the end (delta: 315.5 kB). Peak memory consumption was 16.2 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 4766.22 ms. Allocated memory was 62.9 MB in the beginning and 92.3 MB in the end (delta: 29.4 MB). Free memory was 43.0 MB in the beginning and 70.8 MB in the end (delta: -27.8 MB). Peak memory consumption was 605.3 kB. Max. memory is 16.1 GB. * Witness Printer took 3.85 ms. Allocated memory is still 92.3 MB. Free memory was 70.8 MB in the beginning and 70.0 MB in the end (delta: 766.0 kB). Peak memory consumption was 2.1 MB. 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 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * aux-#t~loopctr7-aux + unknown-size-unknown and consists of 3 locations. One deterministic module has affine ranking function -1 * aux-#t~loopctr9-aux + unknown-size-unknown and consists of 2 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.7s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 4.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 8.2ms AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 8 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 13 SDtfs, 14 SDslu, 1 SDs, 0 SdLazy, 11 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.9ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso1 LassoPreprocessingBenchmarks: Lassos: inital71 mio100 ax100 hnf100 lsp98 ukn86 mio100 lsp78 div100 bol100 ite100 ukn100 eq168 hnf92 smp96 dnf100 smp100 tf108 neg100 sie109 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 37ms VariablesStem: 4 VariablesLoop: 2 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-07-06 22:00:45,294 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...