./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 906a4fb5 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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 0.1.25-906a4fb [2020-10-19 20:27:42,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 20:27:42,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 20:27:42,787 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 20:27:42,788 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 20:27:42,790 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 20:27:42,792 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 20:27:42,800 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 20:27:42,802 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 20:27:42,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 20:27:42,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 20:27:42,808 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 20:27:42,809 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 20:27:42,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 20:27:42,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 20:27:42,816 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 20:27:42,817 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 20:27:42,818 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 20:27:42,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 20:27:42,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 20:27:42,829 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 20:27:42,831 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 20:27:42,833 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 20:27:42,834 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 20:27:42,845 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 20:27:42,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 20:27:42,846 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 20:27:42,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 20:27:42,850 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 20:27:42,851 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 20:27:42,852 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 20:27:42,852 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 20:27:42,853 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 20:27:42,854 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 20:27:42,855 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 20:27:42,855 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 20:27:42,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 20:27:42,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 20:27:42,856 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 20:27:42,858 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 20:27:42,859 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 20:27:42,860 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-10-19 20:27:42,906 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 20:27:42,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 20:27:42,908 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 20:27:42,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 20:27:42,909 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 20:27:42,909 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-10-19 20:27:42,909 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-10-19 20:27:42,910 INFO L138 SettingsManager]: * Use old map elimination=false [2020-10-19 20:27:42,910 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-10-19 20:27:42,910 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-10-19 20:27:42,911 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-10-19 20:27:42,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 20:27:42,912 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 20:27:42,912 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 20:27:42,913 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 20:27:42,913 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 20:27:42,913 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 20:27:42,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-10-19 20:27:42,914 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-10-19 20:27:42,914 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-10-19 20:27:42,914 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 20:27:42,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 20:27:42,914 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-10-19 20:27:42,915 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 20:27:42,915 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-10-19 20:27:42,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 20:27:42,915 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 20:27:42,915 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-10-19 20:27:42,916 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 20:27:42,916 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 20:27:42,916 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 20:27:42,916 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-10-19 20:27:42,918 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-10-19 20:27:42,918 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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 [2020-10-19 20:27:43,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 20:27:43,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 20:27:43,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 20:27:43,233 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 20:27:43,233 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 20:27:43,234 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-1.i [2020-10-19 20:27:43,293 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3d0f9e7d/fd9bcede111c475681525c0b95ba5eb7/FLAG6fd8e58f9 [2020-10-19 20:27:43,696 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 20:27:43,697 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-1.i [2020-10-19 20:27:43,704 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3d0f9e7d/fd9bcede111c475681525c0b95ba5eb7/FLAG6fd8e58f9 [2020-10-19 20:27:44,041 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3d0f9e7d/fd9bcede111c475681525c0b95ba5eb7 [2020-10-19 20:27:44,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 20:27:44,052 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 20:27:44,053 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 20:27:44,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 20:27:44,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 20:27:44,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 08:27:44" (1/1) ... [2020-10-19 20:27:44,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64c083c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:44, skipping insertion in model container [2020-10-19 20:27:44,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 08:27:44" (1/1) ... [2020-10-19 20:27:44,070 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 20:27:44,093 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 20:27:44,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 20:27:44,273 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 20:27:44,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 20:27:44,320 INFO L208 MainTranslator]: Completed translation [2020-10-19 20:27:44,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:44 WrapperNode [2020-10-19 20:27:44,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 20:27:44,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 20:27:44,322 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 20:27:44,322 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 20:27:44,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:44" (1/1) ... [2020-10-19 20:27:44,351 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:44" (1/1) ... [2020-10-19 20:27:44,427 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 20:27:44,427 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 20:27:44,428 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 20:27:44,428 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 20:27:44,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:44" (1/1) ... [2020-10-19 20:27:44,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:44" (1/1) ... [2020-10-19 20:27:44,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:44" (1/1) ... [2020-10-19 20:27:44,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:44" (1/1) ... [2020-10-19 20:27:44,452 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:44" (1/1) ... [2020-10-19 20:27:44,456 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:44" (1/1) ... [2020-10-19 20:27:44,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:44" (1/1) ... [2020-10-19 20:27:44,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 20:27:44,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 20:27:44,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 20:27:44,461 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 20:27:44,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:44,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-19 20:27:44,523 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-19 20:27:44,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-19 20:27:44,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-19 20:27:44,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 20:27:44,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-19 20:27:44,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-19 20:27:44,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-19 20:27:44,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 20:27:44,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 20:27:44,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-19 20:27:44,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-19 20:27:44,737 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 20:27:44,768 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 20:27:44,768 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-19 20:27:44,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 08:27:44 BoogieIcfgContainer [2020-10-19 20:27:44,771 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 20:27:44,772 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-10-19 20:27:44,772 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-10-19 20:27:44,777 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-10-19 20:27:44,778 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 20:27:44,779 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.10 08:27:44" (1/3) ... [2020-10-19 20:27:44,780 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2201b9dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.10 08:27:44, skipping insertion in model container [2020-10-19 20:27:44,780 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 20:27:44,780 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:44" (2/3) ... [2020-10-19 20:27:44,781 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2201b9dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.10 08:27:44, skipping insertion in model container [2020-10-19 20:27:44,781 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 20:27:44,781 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 08:27:44" (3/3) ... [2020-10-19 20:27:44,784 INFO L373 chiAutomizerObserver]: Analyzing ICFG test-bitfields-2.1-1.i [2020-10-19 20:27:44,840 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-10-19 20:27:44,840 INFO L360 BuchiCegarLoop]: Hoare is false [2020-10-19 20:27:44,840 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-10-19 20:27:44,841 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 20:27:44,841 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 20:27:44,841 INFO L364 BuchiCegarLoop]: Difference is false [2020-10-19 20:27:44,841 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 20:27:44,841 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-10-19 20:27:44,856 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states. [2020-10-19 20:27:44,890 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2020-10-19 20:27:44,891 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 20:27:44,891 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 20:27:44,898 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2020-10-19 20:27:44,898 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-10-19 20:27:44,898 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-10-19 20:27:44,899 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states. [2020-10-19 20:27:44,901 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2020-10-19 20:27:44,901 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 20:27:44,902 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 20:27:44,902 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2020-10-19 20:27:44,902 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-10-19 20:27:44,912 INFO L794 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#$Ultimate##0true #t~loopctr7 := 0; 9#L-1-1true [2020-10-19 20:27:44,912 INFO L796 eck$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 [2020-10-19 20:27:44,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:27:44,919 INFO L82 PathProgramCache]: Analyzing trace with hash 28738897, now seen corresponding path program 1 times [2020-10-19 20:27:44,930 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:27:44,931 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982124524] [2020-10-19 20:27:44,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:27:45,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:27:45,064 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:27:45,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:27:45,116 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:27:45,137 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:27:45,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:27:45,139 INFO L82 PathProgramCache]: Analyzing trace with hash 72, now seen corresponding path program 1 times [2020-10-19 20:27:45,139 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:27:45,139 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349715351] [2020-10-19 20:27:45,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:27:45,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:27:45,145 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:27:45,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:27:45,148 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:27:45,151 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:27:45,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:27:45,152 INFO L82 PathProgramCache]: Analyzing trace with hash 890905848, now seen corresponding path program 1 times [2020-10-19 20:27:45,153 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:27:45,153 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704813539] [2020-10-19 20:27:45,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:27:45,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:27:45,178 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:27:45,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:27:45,202 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:27:45,208 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:27:45,712 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 82 [2020-10-19 20:27:45,896 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-10-19 20:27:46,307 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 85 [2020-10-19 20:27:46,482 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-10-19 20:27:46,495 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 20:27:46,496 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 20:27:46,496 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 20:27:46,497 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 20:27:46,497 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-19 20:27:46,497 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:46,498 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 20:27:46,498 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 20:27:46,498 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-bitfields-2.1-1.i_Iteration1_Lasso [2020-10-19 20:27:46,498 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 20:27:46,499 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 20:27:46,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:46,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:46,539 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:46,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:46,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:46,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:46,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:46,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:46,559 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:46,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:46,565 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:46,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:46,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:46,574 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:46,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:46,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:46,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:46,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:46,591 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:46,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:46,932 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 59 [2020-10-19 20:27:47,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:47,401 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 20:27:47,408 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:47,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:47,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:47,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:27:47,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:47,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:47,427 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:47,430 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:27:47,430 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:27:47,433 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:27:47,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:47,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:47,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:47,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:47,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:47,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:47,492 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:27:47,492 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:27:47,502 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:47,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:47,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:47,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:27:47,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:47,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:47,550 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:47,551 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:27:47,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:27:47,553 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:27:47,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:47,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:47,608 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:27:47,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:47,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:47,608 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:47,611 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:27:47,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:47,613 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:27:47,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:47,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:47,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:47,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:47,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:47,695 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:27:47,695 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:47,703 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:27:47,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:47,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:47,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:27:47,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:47,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:47,751 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:47,752 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:27:47,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:47,754 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:47,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:47,794 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:47,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:27:47,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:47,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:47,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:47,796 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:27:47,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:27:47,799 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:47,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:47,831 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:47,831 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:27:47,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:47,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:47,832 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:47,833 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:27:47,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:27:47,835 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:47,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:47,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:47,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:27:47,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:47,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:47,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:47,875 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:27:47,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:27:47,876 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:47,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:47,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:47,903 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:27:47,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:47,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:47,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:47,904 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:27:47,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:27:47,906 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:47,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:47,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:47,934 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:27:47,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:47,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:47,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:47,935 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:27:47,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:27:47,941 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:47,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:47,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:47,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:27:47,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:47,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:47,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:47,975 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:27:47,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:27:47,976 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:48,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:48,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:48,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:48,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:48,003 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:48,005 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:27:48,005 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-19 20:27:48,009 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:48,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:48,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:48,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:27:48,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:48,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:48,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:48,034 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:27:48,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:27:48,039 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:48,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:48,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:48,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:27:48,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:48,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:48,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:48,065 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:27:48,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:27:48,067 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:48,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:48,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:48,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:27:48,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:48,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:48,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:48,096 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:27:48,096 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:27:48,104 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:48,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:48,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:48,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:27:48,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:48,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:48,132 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:48,133 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:27:48,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:27:48,134 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:48,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:48,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:48,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:48,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:48,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:48,164 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:27:48,164 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-19 20:27:48,168 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:48,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:48,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:48,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:48,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:48,195 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:48,199 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:27:48,200 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-19 20:27:48,205 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:48,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:48,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:48,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:48,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:48,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:48,254 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:27:48,254 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-19 20:27:48,262 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:48,296 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:48,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:48,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:48,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:48,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:48,301 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:27:48,301 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-19 20:27:48,307 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:27:48,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:48,341 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:48,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:48,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:48,342 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:48,345 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:27:48,345 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:48,350 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:27:48,394 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:48,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:48,396 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2020-10-19 20:27:48,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:48,396 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:48,400 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-19 20:27:48,401 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:48,411 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:27:48,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:48,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:48,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:48,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:48,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:48,447 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:27:48,447 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:48,451 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:27:48,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:48,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:48,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:48,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:48,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:48,488 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:27:48,488 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:48,495 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:27:48,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:48,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:48,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:48,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:48,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:48,548 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:27:48,548 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:48,554 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:27:48,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:48,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:48,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:48,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:48,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:48,603 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:27:48,603 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:48,607 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:27:48,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:48,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:48,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:48,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:48,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:48,652 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:27:48,652 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:48,662 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-10-19 20:27:48,685 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2020-10-19 20:27:48,685 INFO L444 ModelExtractionUtils]: 4 out of 19 variables were initially zero. Simplification set additionally 12 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:27:48,691 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:48,694 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2020-10-19 20:27:48,695 INFO L510 LassoAnalysis]: Proved termination. [2020-10-19 20:27:48,695 INFO L512 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 [] [2020-10-19 20:27:48,786 INFO L297 tatePredicateManager]: 16 out of 16 supporting invariants were superfluous and have been removed [2020-10-19 20:27:48,796 WARN L1295 BoogieBacktranslator]: unknown boogie variable size [2020-10-19 20:27:48,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:27:48,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:27:48,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-19 20:27:48,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 20:27:48,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:27:48,869 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-19 20:27:48,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 20:27:48,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 20:27:48,887 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 [2020-10-19 20:27:48,889 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states. Second operand 2 states. [2020-10-19 20:27:48,966 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states.. Second operand 2 states. Result 26 states and 35 transitions. Complement of second has 6 states. [2020-10-19 20:27:48,967 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 [2020-10-19 20:27:48,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-10-19 20:27:48,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. [2020-10-19 20:27:48,972 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 5 letters. Loop has 1 letters. [2020-10-19 20:27:48,973 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 20:27:48,974 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 6 letters. Loop has 1 letters. [2020-10-19 20:27:48,974 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 20:27:48,974 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 5 letters. Loop has 2 letters. [2020-10-19 20:27:48,974 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 20:27:48,975 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 35 transitions. [2020-10-19 20:27:48,978 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-10-19 20:27:48,982 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 9 states and 11 transitions. [2020-10-19 20:27:48,984 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2020-10-19 20:27:48,984 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2020-10-19 20:27:48,985 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 11 transitions. [2020-10-19 20:27:48,985 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 20:27:48,985 INFO L691 BuchiCegarLoop]: Abstraction has 9 states and 11 transitions. [2020-10-19 20:27:49,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 11 transitions. [2020-10-19 20:27:49,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2020-10-19 20:27:49,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-10-19 20:27:49,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 10 transitions. [2020-10-19 20:27:49,013 INFO L714 BuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2020-10-19 20:27:49,013 INFO L594 BuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2020-10-19 20:27:49,014 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-10-19 20:27:49,014 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 10 transitions. [2020-10-19 20:27:49,014 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-10-19 20:27:49,015 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 20:27:49,015 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 20:27:49,015 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-10-19 20:27:49,015 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-10-19 20:27:49,016 INFO L794 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 [2020-10-19 20:27:49,016 INFO L796 eck$LassoCheckResult]: Loop: 159#L-1-3 assume #t~loopctr9 < size;#t~loopctr9 := 4 + #t~loopctr9; 159#L-1-3 [2020-10-19 20:27:49,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:27:49,016 INFO L82 PathProgramCache]: Analyzing trace with hash 890905850, now seen corresponding path program 1 times [2020-10-19 20:27:49,017 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:27:49,017 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248651553] [2020-10-19 20:27:49,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:27:49,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:27:49,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 20:27:49,113 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248651553] [2020-10-19 20:27:49,114 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 20:27:49,114 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 20:27:49,114 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737173375] [2020-10-19 20:27:49,120 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-19 20:27:49,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:27:49,121 INFO L82 PathProgramCache]: Analyzing trace with hash 78, now seen corresponding path program 1 times [2020-10-19 20:27:49,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:27:49,121 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576228660] [2020-10-19 20:27:49,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:27:49,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:27:49,127 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:27:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:27:49,130 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:27:49,134 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:27:49,150 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 20:27:49,150 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 20:27:49,151 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 20:27:49,151 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 20:27:49,151 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-10-19 20:27:49,151 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:49,151 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 20:27:49,151 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 20:27:49,151 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-bitfields-2.1-1.i_Iteration2_Loop [2020-10-19 20:27:49,152 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 20:27:49,152 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 20:27:49,152 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:49,173 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 20:27:49,174 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:27:49,203 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 20:27:49,203 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:27:49,244 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-10-19 20:27:49,244 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:49,374 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-10-19 20:27:49,375 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 20:27:49,376 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 20:27:49,376 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 20:27:49,376 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 20:27:49,376 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-19 20:27:49,376 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:49,376 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 20:27:49,376 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 20:27:49,376 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-bitfields-2.1-1.i_Iteration2_Loop [2020-10-19 20:27:49,376 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 20:27:49,376 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 20:27:49,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:49,397 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 20:27:49,397 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:27:49,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:27:49,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:49,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:27:49,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:49,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:49,412 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:49,413 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:27:49,413 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:49,415 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-10-19 20:27:49,419 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2020-10-19 20:27:49,419 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:27:49,421 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:49,421 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-10-19 20:27:49,421 INFO L510 LassoAnalysis]: Proved termination. [2020-10-19 20:27:49,422 INFO L512 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 [] [2020-10-19 20:27:49,441 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-10-19 20:27:49,442 WARN L1295 BoogieBacktranslator]: unknown boogie variable size [2020-10-19 20:27:49,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:27:49,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:27:49,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-19 20:27:49,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 20:27:49,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:27:49,482 WARN L261 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-19 20:27:49,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 20:27:49,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 20:27:49,483 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 [2020-10-19 20:27:49,483 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states and 10 transitions. cyclomatic complexity: 4 Second operand 2 states. [2020-10-19 20:27:49,488 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states and 10 transitions. cyclomatic complexity: 4. Second operand 2 states. Result 9 states and 11 transitions. Complement of second has 3 states. [2020-10-19 20:27:49,488 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 [2020-10-19 20:27:49,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-10-19 20:27:49,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 8 transitions. [2020-10-19 20:27:49,489 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 6 letters. Loop has 1 letters. [2020-10-19 20:27:49,490 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 20:27:49,490 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 7 letters. Loop has 1 letters. [2020-10-19 20:27:49,490 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 20:27:49,490 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 6 letters. Loop has 2 letters. [2020-10-19 20:27:49,491 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 20:27:49,491 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 11 transitions. [2020-10-19 20:27:49,492 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-19 20:27:49,492 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 0 states and 0 transitions. [2020-10-19 20:27:49,492 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-10-19 20:27:49,492 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-10-19 20:27:49,492 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-10-19 20:27:49,492 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 20:27:49,493 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 20:27:49,493 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 20:27:49,493 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 20:27:49,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 20:27:49,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-19 20:27:49,497 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 4 states. [2020-10-19 20:27:49,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 20:27:49,500 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-10-19 20:27:49,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-19 20:27:49,501 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2020-10-19 20:27:49,501 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-19 20:27:49,501 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2020-10-19 20:27:49,501 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-10-19 20:27:49,502 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-10-19 20:27:49,502 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-10-19 20:27:49,502 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 20:27:49,502 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 20:27:49,502 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 20:27:49,502 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 20:27:49,503 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2020-10-19 20:27:49,503 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-10-19 20:27:49,503 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-19 20:27:49,503 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-10-19 20:27:49,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.10 08:27:49 BoogieIcfgContainer [2020-10-19 20:27:49,510 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-10-19 20:27:49,510 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 20:27:49,510 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 20:27:49,511 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 20:27:49,511 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 08:27:44" (3/4) ... [2020-10-19 20:27:49,514 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-19 20:27:49,515 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 20:27:49,517 INFO L168 Benchmark]: Toolchain (without parser) took 5470.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 212.3 MB). Free memory was 958.6 MB in the beginning and 965.5 MB in the end (delta: -6.9 MB). Peak memory consumption was 205.4 MB. Max. memory is 11.5 GB. [2020-10-19 20:27:49,518 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 20:27:49,518 INFO L168 Benchmark]: CACSL2BoogieTranslator took 268.40 ms. Allocated memory is still 1.0 GB. Free memory was 958.6 MB in the beginning and 947.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2020-10-19 20:27:49,519 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -184.9 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. [2020-10-19 20:27:49,520 INFO L168 Benchmark]: Boogie Preprocessor took 32.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2020-10-19 20:27:49,521 INFO L168 Benchmark]: RCFGBuilder took 310.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. [2020-10-19 20:27:49,522 INFO L168 Benchmark]: BuchiAutomizer took 4738.04 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 75.5 MB). Free memory was 1.1 GB in the beginning and 965.5 MB in the end (delta: 140.4 MB). Peak memory consumption was 215.9 MB. Max. memory is 11.5 GB. [2020-10-19 20:27:49,522 INFO L168 Benchmark]: Witness Printer took 4.68 ms. Allocated memory is still 1.2 GB. Free memory is still 965.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 20:27:49,526 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 268.40 ms. Allocated memory is still 1.0 GB. Free memory was 958.6 MB in the beginning and 947.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 105.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -184.9 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 310.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 4738.04 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 75.5 MB). Free memory was 1.1 GB in the beginning and 965.5 MB in the end (delta: 140.4 MB). Peak memory consumption was 215.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.68 ms. Allocated memory is still 1.2 GB. Free memory is still 965.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable size - GenericResult: Unfinished Backtranslation unknown boogie variable size * 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 unknown-size-unknown + -1 * aux-#t~loopctr9-aux 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 4.6s 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 0.0s 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, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso1 LassoPreprocessingBenchmarks: Lassos: inital71 mio100 ax100 hnf100 lsp98 ukn86 mio100 lsp77 div100 bol100 ite100 ukn100 eq175 hnf86 smp100 dnf100 smp100 tf108 neg100 sie109 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 20ms 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! Received shutdown request...