./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-15/cstrcpy_diffterm_alloca.i --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -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/termination-15/cstrcpy_diffterm_alloca.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-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 64bit --witnessprinter.graph.data.programhash ca73807de0c8f7d87fbb77e097710eeb5024a6fe ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-29 01:39:21,651 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 01:39:21,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 01:39:21,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 01:39:21,673 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 01:39:21,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 01:39:21,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 01:39:21,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 01:39:21,694 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 01:39:21,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 01:39:21,700 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 01:39:21,702 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 01:39:21,703 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 01:39:21,705 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 01:39:21,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 01:39:21,708 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 01:39:21,710 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 01:39:21,711 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 01:39:21,714 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 01:39:21,718 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 01:39:21,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 01:39:21,729 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 01:39:21,731 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 01:39:21,732 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 01:39:21,735 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 01:39:21,735 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 01:39:21,736 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 01:39:21,738 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 01:39:21,738 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 01:39:21,739 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 01:39:21,740 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 01:39:21,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 01:39:21,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 01:39:21,744 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 01:39:21,745 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 01:39:21,746 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 01:39:21,746 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 01:39:21,747 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 01:39:21,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 01:39:21,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 01:39:21,749 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 01:39:21,750 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2020-07-29 01:39:21,778 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 01:39:21,779 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 01:39:21,780 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 01:39:21,783 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 01:39:21,784 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 01:39:21,784 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-07-29 01:39:21,784 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-07-29 01:39:21,785 INFO L138 SettingsManager]: * Use old map elimination=false [2020-07-29 01:39:21,785 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-07-29 01:39:21,785 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-07-29 01:39:21,785 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-07-29 01:39:21,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 01:39:21,786 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-29 01:39:21,786 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 01:39:21,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 01:39:21,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-07-29 01:39:21,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-07-29 01:39:21,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-07-29 01:39:21,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-29 01:39:21,788 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-07-29 01:39:21,788 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 01:39:21,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-07-29 01:39:21,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 01:39:21,789 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 01:39:21,789 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-07-29 01:39:21,790 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 01:39:21,790 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-29 01:39:21,790 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 01:39:21,790 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-07-29 01:39:21,791 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-07-29 01:39:21,792 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca73807de0c8f7d87fbb77e097710eeb5024a6fe [2020-07-29 01:39:22,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 01:39:22,153 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 01:39:22,157 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 01:39:22,159 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 01:39:22,160 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 01:39:22,160 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-15/cstrcpy_diffterm_alloca.i [2020-07-29 01:39:22,240 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c73c6e33/982645f404244a358e0523409ecc1a33/FLAG67c48b96e [2020-07-29 01:39:22,820 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 01:39:22,821 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-15/cstrcpy_diffterm_alloca.i [2020-07-29 01:39:22,839 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c73c6e33/982645f404244a358e0523409ecc1a33/FLAG67c48b96e [2020-07-29 01:39:23,067 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c73c6e33/982645f404244a358e0523409ecc1a33 [2020-07-29 01:39:23,070 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 01:39:23,073 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-29 01:39:23,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 01:39:23,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 01:39:23,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 01:39:23,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:39:23" (1/1) ... [2020-07-29 01:39:23,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5725e3b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:39:23, skipping insertion in model container [2020-07-29 01:39:23,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:39:23" (1/1) ... [2020-07-29 01:39:23,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 01:39:23,123 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 01:39:23,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-29 01:39:23,655 INFO L203 MainTranslator]: Completed pre-run [2020-07-29 01:39:23,745 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-29 01:39:23,828 INFO L208 MainTranslator]: Completed translation [2020-07-29 01:39:23,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:39:23 WrapperNode [2020-07-29 01:39:23,830 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-29 01:39:23,832 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-29 01:39:23,832 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-29 01:39:23,833 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-29 01:39:23,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:39:23" (1/1) ... [2020-07-29 01:39:23,863 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:39:23" (1/1) ... [2020-07-29 01:39:23,894 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-29 01:39:23,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-29 01:39:23,895 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-29 01:39:23,895 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-29 01:39:23,905 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:39:23" (1/1) ... [2020-07-29 01:39:23,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:39:23" (1/1) ... [2020-07-29 01:39:23,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:39:23" (1/1) ... [2020-07-29 01:39:23,908 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:39:23" (1/1) ... [2020-07-29 01:39:23,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:39:23" (1/1) ... [2020-07-29 01:39:23,926 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:39:23" (1/1) ... [2020-07-29 01:39:23,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:39:23" (1/1) ... [2020-07-29 01:39:23,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-29 01:39:23,931 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-29 01:39:23,931 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-29 01:39:23,932 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-29 01:39:23,933 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:39:23" (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 [2020-07-29 01:39:24,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-29 01:39:24,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-29 01:39:24,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-29 01:39:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-29 01:39:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-29 01:39:24,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-29 01:39:24,324 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-29 01:39:24,325 INFO L295 CfgBuilder]: Removed 7 assume(true) statements. [2020-07-29 01:39:24,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 01:39:24 BoogieIcfgContainer [2020-07-29 01:39:24,329 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-29 01:39:24,330 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-07-29 01:39:24,330 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-07-29 01:39:24,334 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-07-29 01:39:24,335 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-29 01:39:24,336 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.07 01:39:23" (1/3) ... [2020-07-29 01:39:24,337 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@686b1e4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.07 01:39:24, skipping insertion in model container [2020-07-29 01:39:24,339 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-29 01:39:24,339 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:39:23" (2/3) ... [2020-07-29 01:39:24,339 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@686b1e4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.07 01:39:24, skipping insertion in model container [2020-07-29 01:39:24,340 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-29 01:39:24,340 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 01:39:24" (3/3) ... [2020-07-29 01:39:24,342 INFO L371 chiAutomizerObserver]: Analyzing ICFG cstrcpy_diffterm_alloca.i [2020-07-29 01:39:24,400 INFO L356 BuchiCegarLoop]: Interprodecural is true [2020-07-29 01:39:24,400 INFO L357 BuchiCegarLoop]: Hoare is false [2020-07-29 01:39:24,401 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-29 01:39:24,401 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-29 01:39:24,401 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-29 01:39:24,401 INFO L361 BuchiCegarLoop]: Difference is false [2020-07-29 01:39:24,401 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-29 01:39:24,401 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-07-29 01:39:24,414 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2020-07-29 01:39:24,442 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2020-07-29 01:39:24,442 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 01:39:24,442 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 01:39:24,448 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2020-07-29 01:39:24,448 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2020-07-29 01:39:24,448 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2020-07-29 01:39:24,448 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2020-07-29 01:39:24,451 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2020-07-29 01:39:24,451 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 01:39:24,452 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 01:39:24,452 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2020-07-29 01:39:24,452 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2020-07-29 01:39:24,459 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 3#L-1true havoc main_#res;havoc main_#t~nondet208, main_#t~nondet209, main_#t~malloc210.base, main_#t~malloc210.offset, main_#t~malloc211.base, main_#t~malloc211.offset, main_#t~ret212.base, main_#t~ret212.offset, main_~length1~0, main_~length2~0, main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset;main_~length1~0 := main_#t~nondet208;havoc main_#t~nondet208;main_~length2~0 := main_#t~nondet209;havoc main_#t~nondet209; 9#L375true assume !(main_~length1~0 < 1); 13#L375-2true assume !(main_~length2~0 < 1); 4#L378-1true assume !(main_~length1~0 < main_~length2~0);call main_#t~malloc210.base, main_#t~malloc210.offset := #Ultimate.allocOnStack(main_~length1~0);main_~nondetArea~0.base, main_~nondetArea~0.offset := main_#t~malloc210.base, main_#t~malloc210.offset;call main_#t~malloc211.base, main_#t~malloc211.offset := #Ultimate.allocOnStack(main_~length2~0);main_~nondetString~0.base, main_~nondetString~0.offset := main_#t~malloc211.base, main_#t~malloc211.offset;call write~int(49, main_~nondetString~0.base, main_~nondetString~0.offset + (main_~length2~0 - 1), 1);cstrcpy_#in~s1.base, cstrcpy_#in~s1.offset, cstrcpy_#in~s2.base, cstrcpy_#in~s2.offset := main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset;havoc cstrcpy_#res.base, cstrcpy_#res.offset;havoc cstrcpy_#t~post205.base, cstrcpy_#t~post205.offset, cstrcpy_#t~post206.base, cstrcpy_#t~post206.offset, cstrcpy_#t~mem207, cstrcpy_~s1.base, cstrcpy_~s1.offset, cstrcpy_~s2.base, cstrcpy_~s2.offset, cstrcpy_~dst~0.base, cstrcpy_~dst~0.offset, cstrcpy_~src~0.base, cstrcpy_~src~0.offset;cstrcpy_~s1.base, cstrcpy_~s1.offset := cstrcpy_#in~s1.base, cstrcpy_#in~s1.offset;cstrcpy_~s2.base, cstrcpy_~s2.offset := cstrcpy_#in~s2.base, cstrcpy_#in~s2.offset;cstrcpy_~dst~0.base, cstrcpy_~dst~0.offset := cstrcpy_~s1.base, cstrcpy_~s1.offset;cstrcpy_~src~0.base, cstrcpy_~src~0.offset := cstrcpy_~s2.base, cstrcpy_~s2.offset; 6#L368-3true [2020-07-29 01:39:24,460 INFO L796 eck$LassoCheckResult]: Loop: 6#L368-3true cstrcpy_#t~post205.base, cstrcpy_#t~post205.offset := cstrcpy_~dst~0.base, cstrcpy_~dst~0.offset;cstrcpy_~dst~0.base, cstrcpy_~dst~0.offset := cstrcpy_#t~post205.base, 1 + cstrcpy_#t~post205.offset;cstrcpy_#t~post206.base, cstrcpy_#t~post206.offset := cstrcpy_~src~0.base, cstrcpy_~src~0.offset;cstrcpy_~src~0.base, cstrcpy_~src~0.offset := cstrcpy_#t~post206.base, 1 + cstrcpy_#t~post206.offset;call cstrcpy_#t~mem207 := read~int(cstrcpy_#t~post206.base, cstrcpy_#t~post206.offset, 1);call write~int(cstrcpy_#t~mem207, cstrcpy_#t~post205.base, cstrcpy_#t~post205.offset, 1); 14#L368-1true assume !!(49 != cstrcpy_#t~mem207);havoc cstrcpy_#t~mem207;havoc cstrcpy_#t~post206.base, cstrcpy_#t~post206.offset;havoc cstrcpy_#t~post205.base, cstrcpy_#t~post205.offset; 6#L368-3true [2020-07-29 01:39:24,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:39:24,464 INFO L82 PathProgramCache]: Analyzing trace with hash 28695882, now seen corresponding path program 1 times [2020-07-29 01:39:24,474 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:39:24,474 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806648437] [2020-07-29 01:39:24,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:39:24,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:39:24,596 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:39:24,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:39:24,620 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:39:24,647 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 01:39:24,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:39:24,649 INFO L82 PathProgramCache]: Analyzing trace with hash 1734, now seen corresponding path program 1 times [2020-07-29 01:39:24,649 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:39:24,650 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986297029] [2020-07-29 01:39:24,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:39:24,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:39:24,661 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:39:24,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:39:24,670 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:39:24,674 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 01:39:24,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:39:24,676 INFO L82 PathProgramCache]: Analyzing trace with hash 1806939599, now seen corresponding path program 1 times [2020-07-29 01:39:24,676 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:39:24,676 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976233764] [2020-07-29 01:39:24,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:39:24,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:39:24,731 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:39:24,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:39:24,766 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:39:24,774 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 01:39:24,923 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-29 01:39:25,440 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 85 [2020-07-29 01:39:25,613 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-29 01:39:25,628 INFO L210 LassoAnalysis]: Preferences: [2020-07-29 01:39:25,629 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-29 01:39:25,629 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-29 01:39:25,629 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-29 01:39:25,629 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-29 01:39:25,630 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:39:25,630 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-29 01:39:25,630 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-29 01:39:25,630 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrcpy_diffterm_alloca.i_Iteration1_Lasso [2020-07-29 01:39:25,631 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-29 01:39:25,631 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-29 01:39:25,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:39:25,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:39:25,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:39:25,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:39:25,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:39:25,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:39:25,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:39:25,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:39:25,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:39:25,747 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:39:25,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:39:26,182 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 73 [2020-07-29 01:39:26,377 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 58 [2020-07-29 01:39:26,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:39:26,388 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:39:26,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:39:26,397 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:39:27,461 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-29 01:39:27,467 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 [2020-07-29 01:39:27,483 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 [2020-07-29 01:39:27,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:39:27,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:39:27,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:39:27,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:39:27,488 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:39:27,491 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:39:27,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:39:27,494 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) [2020-07-29 01:39:27,545 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 [2020-07-29 01:39:27,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:39:27,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:39:27,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:39:27,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:39:27,548 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:39:27,548 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:39:27,549 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:39:27,550 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 3 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 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 [2020-07-29 01:39:27,583 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 [2020-07-29 01:39:27,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:39:27,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:39:27,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:39:27,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:39:27,592 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:39:27,592 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-29 01:39:27,597 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) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:39:27,628 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 [2020-07-29 01:39:27,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:39:27,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:39:27,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:39:27,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:39:27,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:39:27,631 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:39:27,631 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:39:27,633 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) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:39:27,658 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 [2020-07-29 01:39:27,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:39:27,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:39:27,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:39:27,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:39:27,660 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:39:27,663 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:39:27,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:39:27,665 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) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:39:27,691 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 [2020-07-29 01:39:27,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:39:27,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:39:27,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:39:27,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:39:27,700 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:39:27,701 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-29 01:39:27,705 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 [2020-07-29 01:39:27,729 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 [2020-07-29 01:39:27,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:39:27,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:39:27,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:39:27,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:39:27,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:39:27,731 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:39:27,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:39:27,733 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 [2020-07-29 01:39:27,756 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 [2020-07-29 01:39:27,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:39:27,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:39:27,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:39:27,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:39:27,758 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:39:27,759 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:39:27,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:39:27,766 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 [2020-07-29 01:39:27,800 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 [2020-07-29 01:39:27,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:39:27,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:39:27,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:39:27,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:39:27,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:39:27,802 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:39:27,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:39:27,803 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 [2020-07-29 01:39:27,831 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 [2020-07-29 01:39:27,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:39:27,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:39:27,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:39:27,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:39:27,833 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:39:27,834 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:39:27,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:39:27,835 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 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:39:27,857 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 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:39:27,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:39:27,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:39:27,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:39:27,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:39:27,865 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:39:27,866 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-29 01:39:27,878 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 [2020-07-29 01:39:27,902 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 [2020-07-29 01:39:27,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:39:27,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:39:27,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:39:27,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:39:27,906 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:39:27,906 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-29 01:39:27,911 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) [2020-07-29 01:39:27,955 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 [2020-07-29 01:39:27,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:39:27,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:39:27,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:39:27,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:39:27,962 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:39:27,962 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:39:27,969 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) [2020-07-29 01:39:28,007 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 [2020-07-29 01:39:28,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:39:28,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:39:28,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:39:28,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:39:28,011 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:39:28,011 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-29 01:39:28,015 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 [2020-07-29 01:39:28,044 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 [2020-07-29 01:39:28,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:39:28,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:39:28,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:39:28,046 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:39:28,048 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:39:28,048 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-29 01:39:28,052 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 [2020-07-29 01:39:28,093 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 [2020-07-29 01:39:28,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:39:28,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:39:28,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:39:28,096 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:39:28,106 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:39:28,106 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-29 01:39:28,122 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 [2020-07-29 01:39:28,160 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 [2020-07-29 01:39:28,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:39:28,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:39:28,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:39:28,164 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:39:28,176 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:39:28,176 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-29 01:39:28,200 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-07-29 01:39:28,372 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2020-07-29 01:39:28,372 INFO L444 ModelExtractionUtils]: 37 out of 49 variables were initially zero. Simplification set additionally 9 variables to zero. 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) [2020-07-29 01:39:28,390 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:39:28,394 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2020-07-29 01:39:28,394 INFO L510 LassoAnalysis]: Proved termination. [2020-07-29 01:39:28,395 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrcpy_~src~0.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc211.base)_1) = -1*ULTIMATE.start_cstrcpy_~src~0.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc211.base)_1 Supporting invariants [] [2020-07-29 01:39:28,501 INFO L297 tatePredicateManager]: 12 out of 13 supporting invariants were superfluous and have been removed [2020-07-29 01:39:28,509 INFO L393 LassoCheck]: Loop: "cstrcpy_#t~post205.base, cstrcpy_#t~post205.offset := cstrcpy_~dst~0.base, cstrcpy_~dst~0.offset;cstrcpy_~dst~0.base, cstrcpy_~dst~0.offset := cstrcpy_#t~post205.base, 1 + cstrcpy_#t~post205.offset;cstrcpy_#t~post206.base, cstrcpy_#t~post206.offset := cstrcpy_~src~0.base, cstrcpy_~src~0.offset;cstrcpy_~src~0.base, cstrcpy_~src~0.offset := cstrcpy_#t~post206.base, 1 + cstrcpy_#t~post206.offset;call cstrcpy_#t~mem207 := read~int(cstrcpy_#t~post206.base, cstrcpy_#t~post206.offset, 1);call write~int(cstrcpy_#t~mem207, cstrcpy_#t~post205.base, cstrcpy_#t~post205.offset, 1);" "assume !!(49 != cstrcpy_#t~mem207);havoc cstrcpy_#t~mem207;havoc cstrcpy_#t~post206.base, cstrcpy_#t~post206.offset;havoc cstrcpy_#t~post205.base, cstrcpy_#t~post205.offset;" [2020-07-29 01:39:28,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:39:28,525 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-29 01:39:28,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:39:28,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:39:28,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-29 01:39:28,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:39:28,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-29 01:39:28,603 INFO L280 TraceCheckUtils]: 0: Hoare triple {22#unseeded} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; {22#unseeded} is VALID [2020-07-29 01:39:28,604 INFO L280 TraceCheckUtils]: 1: Hoare triple {22#unseeded} havoc main_#res;havoc main_#t~nondet208, main_#t~nondet209, main_#t~malloc210.base, main_#t~malloc210.offset, main_#t~malloc211.base, main_#t~malloc211.offset, main_#t~ret212.base, main_#t~ret212.offset, main_~length1~0, main_~length2~0, main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset;main_~length1~0 := main_#t~nondet208;havoc main_#t~nondet208;main_~length2~0 := main_#t~nondet209;havoc main_#t~nondet209; {22#unseeded} is VALID [2020-07-29 01:39:28,605 INFO L280 TraceCheckUtils]: 2: Hoare triple {22#unseeded} assume !(main_~length1~0 < 1); {22#unseeded} is VALID [2020-07-29 01:39:28,605 INFO L280 TraceCheckUtils]: 3: Hoare triple {22#unseeded} assume !(main_~length2~0 < 1); {22#unseeded} is VALID [2020-07-29 01:39:28,607 INFO L280 TraceCheckUtils]: 4: Hoare triple {22#unseeded} assume !(main_~length1~0 < main_~length2~0);call main_#t~malloc210.base, main_#t~malloc210.offset := #Ultimate.allocOnStack(main_~length1~0);main_~nondetArea~0.base, main_~nondetArea~0.offset := main_#t~malloc210.base, main_#t~malloc210.offset;call main_#t~malloc211.base, main_#t~malloc211.offset := #Ultimate.allocOnStack(main_~length2~0);main_~nondetString~0.base, main_~nondetString~0.offset := main_#t~malloc211.base, main_#t~malloc211.offset;call write~int(49, main_~nondetString~0.base, main_~nondetString~0.offset + (main_~length2~0 - 1), 1);cstrcpy_#in~s1.base, cstrcpy_#in~s1.offset, cstrcpy_#in~s2.base, cstrcpy_#in~s2.offset := main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset;havoc cstrcpy_#res.base, cstrcpy_#res.offset;havoc cstrcpy_#t~post205.base, cstrcpy_#t~post205.offset, cstrcpy_#t~post206.base, cstrcpy_#t~post206.offset, cstrcpy_#t~mem207, cstrcpy_~s1.base, cstrcpy_~s1.offset, cstrcpy_~s2.base, cstrcpy_~s2.offset, cstrcpy_~dst~0.base, cstrcpy_~dst~0.offset, cstrcpy_~src~0.base, cstrcpy_~src~0.offset;cstrcpy_~s1.base, cstrcpy_~s1.offset := cstrcpy_#in~s1.base, cstrcpy_#in~s1.offset;cstrcpy_~s2.base, cstrcpy_~s2.offset := cstrcpy_#in~s2.base, cstrcpy_#in~s2.offset;cstrcpy_~dst~0.base, cstrcpy_~dst~0.offset := cstrcpy_~s1.base, cstrcpy_~s1.offset;cstrcpy_~src~0.base, cstrcpy_~src~0.offset := cstrcpy_~s2.base, cstrcpy_~s2.offset; {101#(and (= ULTIMATE.start_cstrcpy_~src~0.base |ULTIMATE.start_main_#t~malloc211.base|) unseeded)} is VALID [2020-07-29 01:39:28,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:39:28,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-29 01:39:28,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:39:28,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-29 01:39:28,757 INFO L280 TraceCheckUtils]: 0: Hoare triple {102#(and (= ULTIMATE.start_cstrcpy_~src~0.base |ULTIMATE.start_main_#t~malloc211.base|) (>= oldRank0 (+ (* (- 1) ULTIMATE.start_cstrcpy_~src~0.offset) (select |#length| |ULTIMATE.start_main_#t~malloc211.base|))))} cstrcpy_#t~post205.base, cstrcpy_#t~post205.offset := cstrcpy_~dst~0.base, cstrcpy_~dst~0.offset;cstrcpy_~dst~0.base, cstrcpy_~dst~0.offset := cstrcpy_#t~post205.base, 1 + cstrcpy_#t~post205.offset;cstrcpy_#t~post206.base, cstrcpy_#t~post206.offset := cstrcpy_~src~0.base, cstrcpy_~src~0.offset;cstrcpy_~src~0.base, cstrcpy_~src~0.offset := cstrcpy_#t~post206.base, 1 + cstrcpy_#t~post206.offset;call cstrcpy_#t~mem207 := read~int(cstrcpy_#t~post206.base, cstrcpy_#t~post206.offset, 1);call write~int(cstrcpy_#t~mem207, cstrcpy_#t~post205.base, cstrcpy_#t~post205.offset, 1); {122#(and (<= 1 oldRank0) (= ULTIMATE.start_cstrcpy_~src~0.base |ULTIMATE.start_main_#t~malloc211.base|) (<= (+ (select |#length| |ULTIMATE.start_main_#t~malloc211.base|) 1) (+ ULTIMATE.start_cstrcpy_~src~0.offset oldRank0)))} is VALID [2020-07-29 01:39:28,758 INFO L280 TraceCheckUtils]: 1: Hoare triple {122#(and (<= 1 oldRank0) (= ULTIMATE.start_cstrcpy_~src~0.base |ULTIMATE.start_main_#t~malloc211.base|) (<= (+ (select |#length| |ULTIMATE.start_main_#t~malloc211.base|) 1) (+ ULTIMATE.start_cstrcpy_~src~0.offset oldRank0)))} assume !!(49 != cstrcpy_#t~mem207);havoc cstrcpy_#t~mem207;havoc cstrcpy_#t~post206.base, cstrcpy_#t~post206.offset;havoc cstrcpy_#t~post205.base, cstrcpy_#t~post205.offset; {104#(and (or (and (>= oldRank0 0) (> oldRank0 (+ (* (- 1) ULTIMATE.start_cstrcpy_~src~0.offset) (select |#length| |ULTIMATE.start_main_#t~malloc211.base|)))) unseeded) (= ULTIMATE.start_cstrcpy_~src~0.base |ULTIMATE.start_main_#t~malloc211.base|))} is VALID [2020-07-29 01:39:28,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-29 01:39:28,770 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-29 01:39:28,787 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 7 edges. 7 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-29 01:39:28,790 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states. Stem has 5 letters. Loop has 2 letters. [2020-07-29 01:39:28,794 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,801 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2020-07-29 01:39:28,802 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12 states. Second operand 3 states. [2020-07-29 01:39:28,901 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12 states.. Second operand 3 states. Result 24 states and 27 transitions. Complement of second has 6 states. [2020-07-29 01:39:28,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2020-07-29 01:39:28,901 INFO L123 tractBuchiDifference]: Start testing correctness of buchiDifferenceNCSBLazy3 [2020-07-29 01:39:28,902 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2020-07-29 01:39:28,904 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2020-07-29 01:39:28,905 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 01:39:28,905 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 01:39:28,905 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. [2020-07-29 01:39:28,910 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 3 [2020-07-29 01:39:28,911 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 01:39:28,911 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 01:39:28,911 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 27 transitions. [2020-07-29 01:39:28,913 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-07-29 01:39:28,913 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-07-29 01:39:28,915 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 12 states. [2020-07-29 01:39:28,918 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2020-07-29 01:39:28,919 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 2 examples of accepted words. [2020-07-29 01:39:28,919 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 3 states. [2020-07-29 01:39:28,921 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 3 [2020-07-29 01:39:28,922 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 2 examples of accepted words. [2020-07-29 01:39:28,922 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 24 states and 27 transitions. cyclomatic complexity: 4 [2020-07-29 01:39:28,922 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 27 transitions. cyclomatic complexity: 4 [2020-07-29 01:39:28,923 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-07-29 01:39:28,923 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 0 examples of accepted words. [2020-07-29 01:39:28,923 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states. Stem has 5 letters. Loop has 2 letters. [2020-07-29 01:39:28,924 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,924 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states. Stem has 5 letters. Loop has 2 letters. [2020-07-29 01:39:28,924 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,924 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 27 transitions. cyclomatic complexity: 4 Stem has 5 letters. Loop has 2 letters. [2020-07-29 01:39:28,925 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,925 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states. Stem has 1 letters. Loop has 1 letters. [2020-07-29 01:39:28,925 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,926 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states. Stem has 1 letters. Loop has 1 letters. [2020-07-29 01:39:28,926 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,926 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 27 transitions. cyclomatic complexity: 4 Stem has 1 letters. Loop has 1 letters. [2020-07-29 01:39:28,926 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,927 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states. Stem has 24 letters. Loop has 24 letters. [2020-07-29 01:39:28,927 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,927 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states. Stem has 24 letters. Loop has 24 letters. [2020-07-29 01:39:28,927 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,928 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 27 transitions. cyclomatic complexity: 4 Stem has 24 letters. Loop has 24 letters. [2020-07-29 01:39:28,928 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,928 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states. Stem has 12 letters. Loop has 12 letters. [2020-07-29 01:39:28,928 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,929 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states. Stem has 12 letters. Loop has 12 letters. [2020-07-29 01:39:28,929 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,929 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 27 transitions. cyclomatic complexity: 4 Stem has 12 letters. Loop has 12 letters. [2020-07-29 01:39:28,929 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,930 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states. Stem has 4 letters. Loop has 4 letters. [2020-07-29 01:39:28,930 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,930 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states. Stem has 4 letters. Loop has 4 letters. [2020-07-29 01:39:28,930 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,931 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 27 transitions. cyclomatic complexity: 4 Stem has 4 letters. Loop has 4 letters. [2020-07-29 01:39:28,931 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,931 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states. Stem has 5 letters. Loop has 2 letters. [2020-07-29 01:39:28,931 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,932 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states. Stem has 5 letters. Loop has 2 letters. [2020-07-29 01:39:28,932 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,932 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 27 transitions. cyclomatic complexity: 4 Stem has 5 letters. Loop has 2 letters. [2020-07-29 01:39:28,933 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,933 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states. Stem has 6 letters. Loop has 2 letters. [2020-07-29 01:39:28,933 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,933 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states. Stem has 6 letters. Loop has 2 letters. [2020-07-29 01:39:28,934 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,934 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 27 transitions. cyclomatic complexity: 4 Stem has 6 letters. Loop has 2 letters. [2020-07-29 01:39:28,934 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,935 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states. Stem has 2 letters. Loop has 1 letters. [2020-07-29 01:39:28,935 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,935 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states. Stem has 2 letters. Loop has 1 letters. [2020-07-29 01:39:28,935 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,936 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 27 transitions. cyclomatic complexity: 4 Stem has 2 letters. Loop has 1 letters. [2020-07-29 01:39:28,936 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,936 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states. Stem has 1 letters. Loop has 1 letters. [2020-07-29 01:39:28,936 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,936 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states. Stem has 1 letters. Loop has 1 letters. [2020-07-29 01:39:28,937 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,937 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 27 transitions. cyclomatic complexity: 4 Stem has 1 letters. Loop has 1 letters. [2020-07-29 01:39:28,937 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,937 INFO L161 tractBuchiDifference]: Finished testing correctness of buchiDifferenceNCSBLazy3 [2020-07-29 01:39:28,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-29 01:39:28,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 21 transitions. [2020-07-29 01:39:28,941 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 5 letters. Loop has 2 letters. [2020-07-29 01:39:28,942 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,942 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 7 letters. Loop has 2 letters. [2020-07-29 01:39:28,942 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,943 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 5 letters. Loop has 4 letters. [2020-07-29 01:39:28,943 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:39:28,944 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 27 transitions. cyclomatic complexity: 4 [2020-07-29 01:39:28,947 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-07-29 01:39:28,951 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 0 states and 0 transitions. [2020-07-29 01:39:28,953 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-07-29 01:39:28,953 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-07-29 01:39:28,954 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-07-29 01:39:28,954 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-07-29 01:39:28,954 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-29 01:39:28,955 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-29 01:39:28,955 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-29 01:39:28,955 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2020-07-29 01:39:28,955 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-07-29 01:39:28,956 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-07-29 01:39:28,956 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-07-29 01:39:28,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.07 01:39:28 BoogieIcfgContainer [2020-07-29 01:39:28,964 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-07-29 01:39:28,964 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-29 01:39:28,964 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-29 01:39:28,965 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-29 01:39:28,965 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 01:39:24" (3/4) ... [2020-07-29 01:39:28,969 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-07-29 01:39:28,970 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-29 01:39:28,972 INFO L168 Benchmark]: Toolchain (without parser) took 5900.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 220.2 MB). Free memory was 956.2 MB in the beginning and 859.4 MB in the end (delta: 96.8 MB). Peak memory consumption was 317.0 MB. Max. memory is 11.5 GB. [2020-07-29 01:39:28,972 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:39:28,974 INFO L168 Benchmark]: CACSL2BoogieTranslator took 756.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 950.9 MB in the beginning and 1.1 GB in the end (delta: -171.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2020-07-29 01:39:28,974 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.89 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:39:28,975 INFO L168 Benchmark]: Boogie Preprocessor took 36.36 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2020-07-29 01:39:28,976 INFO L168 Benchmark]: RCFGBuilder took 397.57 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: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2020-07-29 01:39:28,977 INFO L168 Benchmark]: BuchiAutomizer took 4634.17 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 73.4 MB). Free memory was 1.1 GB in the beginning and 859.4 MB in the end (delta: 238.7 MB). Peak memory consumption was 312.1 MB. Max. memory is 11.5 GB. [2020-07-29 01:39:28,977 INFO L168 Benchmark]: Witness Printer took 5.55 ms. Allocated memory is still 1.2 GB. Free memory is still 859.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:39:28,982 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 756.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 950.9 MB in the beginning and 1.1 GB in the end (delta: -171.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 61.89 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 36.36 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 397.57 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: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 4634.17 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 73.4 MB). Free memory was 1.1 GB in the beginning and 859.4 MB in the end (delta: 238.7 MB). Peak memory consumption was 312.1 MB. Max. memory is 11.5 GB. * Witness Printer took 5.55 ms. Allocated memory is still 1.2 GB. Free memory is still 859.4 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 #length * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * src + unknown-#length-unknown[__builtin_alloca(length2 * sizeof(char))] and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 13 SDtfs, 13 SDslu, 3 SDs, 0 SdLazy, 4 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital204 mio100 ax100 hnf99 lsp97 ukn93 mio100 lsp48 div100 bol100 ite100 ukn100 eq203 hnf80 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 16ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...