java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/nested_structure-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 20:13:56,747 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 20:13:56,750 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 20:13:56,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 20:13:56,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 20:13:56,768 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 20:13:56,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 20:13:56,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 20:13:56,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 20:13:56,774 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 20:13:56,775 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 20:13:56,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 20:13:56,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 20:13:56,777 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 20:13:56,778 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 20:13:56,779 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 20:13:56,780 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 20:13:56,780 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 20:13:56,782 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 20:13:56,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 20:13:56,786 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 20:13:56,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 20:13:56,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 20:13:56,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 20:13:56,790 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 20:13:56,791 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 20:13:56,791 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 20:13:56,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 20:13:56,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 20:13:56,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 20:13:56,793 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 20:13:56,794 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 20:13:56,795 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 20:13:56,795 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 20:13:56,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 20:13:56,797 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 20:13:56,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 20:13:56,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 20:13:56,798 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 20:13:56,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 20:13:56,799 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 20:13:56,800 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-14 20:13:56,814 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 20:13:56,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 20:13:56,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 20:13:56,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 20:13:56,816 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 20:13:56,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 20:13:56,816 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 20:13:56,816 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 20:13:56,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 20:13:56,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 20:13:56,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 20:13:56,818 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 20:13:56,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 20:13:56,819 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 20:13:56,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 20:13:56,819 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 20:13:56,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 20:13:56,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 20:13:56,820 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 20:13:56,820 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 20:13:56,820 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 20:13:56,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:13:56,821 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 20:13:56,821 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 20:13:56,821 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 20:13:56,821 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 20:13:56,821 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 20:13:56,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 20:13:56,822 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 20:13:56,862 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 20:13:56,874 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 20:13:56,878 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 20:13:56,879 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 20:13:56,880 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 20:13:56,880 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/nested_structure-1.i [2019-08-14 20:13:56,943 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01908be20/0da98caf30b84406b1c139e98e977217/FLAG430e73fce [2019-08-14 20:13:57,391 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 20:13:57,392 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/nested_structure-1.i [2019-08-14 20:13:57,398 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01908be20/0da98caf30b84406b1c139e98e977217/FLAG430e73fce [2019-08-14 20:13:57,752 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01908be20/0da98caf30b84406b1c139e98e977217 [2019-08-14 20:13:57,763 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 20:13:57,765 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 20:13:57,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 20:13:57,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 20:13:57,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 20:13:57,770 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:13:57" (1/1) ... [2019-08-14 20:13:57,773 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2705cd2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:13:57, skipping insertion in model container [2019-08-14 20:13:57,773 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:13:57" (1/1) ... [2019-08-14 20:13:57,780 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 20:13:57,796 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 20:13:57,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:13:57,972 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 20:13:57,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:13:58,008 INFO L192 MainTranslator]: Completed translation [2019-08-14 20:13:58,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:13:58 WrapperNode [2019-08-14 20:13:58,009 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 20:13:58,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 20:13:58,010 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 20:13:58,010 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 20:13:58,108 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:13:58" (1/1) ... [2019-08-14 20:13:58,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:13:58" (1/1) ... [2019-08-14 20:13:58,119 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:13:58" (1/1) ... [2019-08-14 20:13:58,119 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:13:58" (1/1) ... [2019-08-14 20:13:58,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:13:58" (1/1) ... [2019-08-14 20:13:58,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:13:58" (1/1) ... [2019-08-14 20:13:58,131 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:13:58" (1/1) ... [2019-08-14 20:13:58,134 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 20:13:58,134 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 20:13:58,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 20:13:58,134 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 20:13:58,135 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:13:58" (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:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:13:58,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 20:13:58,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 20:13:58,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-08-14 20:13:58,191 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 20:13:58,191 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 20:13:58,191 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-08-14 20:13:58,191 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 20:13:58,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 20:13:58,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-14 20:13:58,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-14 20:13:58,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-14 20:13:58,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 20:13:58,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 20:13:58,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 20:13:58,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 20:13:58,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 20:13:58,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-14 20:13:58,380 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 20:13:58,381 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-14 20:13:58,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:13:58 BoogieIcfgContainer [2019-08-14 20:13:58,382 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 20:13:58,383 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 20:13:58,383 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 20:13:58,383 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 20:13:58,384 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:13:58" (1/1) ... [2019-08-14 20:13:58,726 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:13:58,745 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 20:13:58,748 INFO L168 Benchmark]: Toolchain (without parser) took 982.38 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 88.6 MB in the beginning and 148.4 MB in the end (delta: -59.8 MB). Peak memory consumption was 7.3 MB. Max. memory is 7.1 GB. [2019-08-14 20:13:58,749 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 20:13:58,750 INFO L168 Benchmark]: CACSL2BoogieTranslator took 244.03 ms. Allocated memory is still 132.1 MB. Free memory was 88.4 MB in the beginning and 78.5 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-08-14 20:13:58,751 INFO L168 Benchmark]: Boogie Preprocessor took 123.68 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 78.5 MB in the beginning and 175.6 MB in the end (delta: -97.1 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. [2019-08-14 20:13:58,752 INFO L168 Benchmark]: RCFGBuilder took 248.23 ms. Allocated memory is still 199.2 MB. Free memory was 175.6 MB in the beginning and 161.7 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. [2019-08-14 20:13:58,753 INFO L168 Benchmark]: Symbolic Interpretation took 363.01 ms. Allocated memory is still 199.2 MB. Free memory was 161.0 MB in the beginning and 148.4 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. [2019-08-14 20:13:58,757 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 9]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 244.03 ms. Allocated memory is still 132.1 MB. Free memory was 88.4 MB in the beginning and 78.5 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.68 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 78.5 MB in the beginning and 175.6 MB in the end (delta: -97.1 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 248.23 ms. Allocated memory is still 199.2 MB. Free memory was 175.6 MB in the beginning and 161.7 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 363.01 ms. Allocated memory is still 199.2 MB. Free memory was 161.0 MB in the beginning and 148.4 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...