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 0.1.24-2989841 [2019-08-10 01:59:13,215 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 01:59:13,217 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 01:59:13,229 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 01:59:13,230 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 01:59:13,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 01:59:13,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 01:59:13,244 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 01:59:13,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 01:59:13,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 01:59:13,247 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 01:59:13,248 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 01:59:13,248 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 01:59:13,249 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 01:59:13,250 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 01:59:13,251 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 01:59:13,252 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 01:59:13,252 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 01:59:13,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 01:59:13,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 01:59:13,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 01:59:13,259 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 01:59:13,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 01:59:13,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 01:59:13,263 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 01:59:13,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 01:59:13,263 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 01:59:13,264 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 01:59:13,264 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 01:59:13,265 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 01:59:13,265 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 01:59:13,266 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 01:59:13,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 01:59:13,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 01:59:13,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 01:59:13,268 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 01:59:13,269 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 01:59:13,269 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 01:59:13,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 01:59:13,270 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 01:59:13,271 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 01:59:13,272 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 [2019-08-10 01:59:13,286 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 01:59:13,286 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 01:59:13,287 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 01:59:13,288 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 01:59:13,288 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 01:59:13,288 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 01:59:13,288 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 01:59:13,288 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 01:59:13,289 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 01:59:13,289 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 01:59:13,289 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 01:59:13,289 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 01:59:13,289 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 01:59:13,290 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 01:59:13,290 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 01:59:13,290 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 01:59:13,290 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 01:59:13,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 01:59:13,291 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 01:59:13,291 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 01:59:13,291 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 01:59:13,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 01:59:13,292 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 01:59:13,292 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 01:59:13,292 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 01:59:13,292 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 01:59:13,292 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 01:59:13,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 01:59:13,293 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 01:59:13,340 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 01:59:13,355 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 01:59:13,361 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 01:59:13,362 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 01:59:13,362 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 01:59:13,363 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/nested_structure-1.i [2019-08-10 01:59:13,423 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c496c0ce/01705ce312da41edb8d099dd0e8dfdb2/FLAG12f79db00 [2019-08-10 01:59:13,785 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 01:59:13,786 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/nested_structure-1.i [2019-08-10 01:59:13,793 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c496c0ce/01705ce312da41edb8d099dd0e8dfdb2/FLAG12f79db00 [2019-08-10 01:59:14,184 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c496c0ce/01705ce312da41edb8d099dd0e8dfdb2 [2019-08-10 01:59:14,192 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 01:59:14,194 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 01:59:14,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 01:59:14,195 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 01:59:14,198 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 01:59:14,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:59:14" (1/1) ... [2019-08-10 01:59:14,201 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e139843 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:59:14, skipping insertion in model container [2019-08-10 01:59:14,202 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:59:14" (1/1) ... [2019-08-10 01:59:14,209 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 01:59:14,226 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 01:59:14,371 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:59:14,382 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 01:59:14,397 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:59:14,410 INFO L192 MainTranslator]: Completed translation [2019-08-10 01:59:14,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:59:14 WrapperNode [2019-08-10 01:59:14,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 01:59:14,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 01:59:14,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 01:59:14,412 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 01:59:14,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:59:14" (1/1) ... [2019-08-10 01:59:14,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:59:14" (1/1) ... [2019-08-10 01:59:14,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:59:14" (1/1) ... [2019-08-10 01:59:14,527 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:59:14" (1/1) ... [2019-08-10 01:59:14,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:59:14" (1/1) ... [2019-08-10 01:59:14,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:59:14" (1/1) ... [2019-08-10 01:59:14,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:59:14" (1/1) ... [2019-08-10 01:59:14,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 01:59:14,562 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 01:59:14,562 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 01:59:14,562 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 01:59:14,563 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:59:14" (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 [2019-08-10 01:59:14,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 01:59:14,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 01:59:14,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-08-10 01:59:14,633 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 01:59:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 01:59:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-08-10 01:59:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 01:59:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 01:59:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-10 01:59:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-10 01:59:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-10 01:59:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 01:59:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 01:59:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 01:59:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 01:59:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 01:59:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-10 01:59:14,887 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 01:59:14,887 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-10 01:59:14,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:59:14 BoogieIcfgContainer [2019-08-10 01:59:14,888 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 01:59:14,889 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 01:59:14,889 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 01:59:14,889 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 01:59:14,890 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:59:14" (1/1) ... [2019-08-10 01:59:15,186 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:59:15,197 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 01:59:15,199 INFO L168 Benchmark]: Toolchain (without parser) took 1005.07 ms. Allocated memory was 141.0 MB in the beginning and 199.2 MB in the end (delta: 58.2 MB). Free memory was 89.3 MB in the beginning and 149.8 MB in the end (delta: -60.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-10 01:59:15,202 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 141.0 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-10 01:59:15,203 INFO L168 Benchmark]: CACSL2BoogieTranslator took 216.56 ms. Allocated memory is still 141.0 MB. Free memory was 89.0 MB in the beginning and 79.2 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-08-10 01:59:15,206 INFO L168 Benchmark]: Boogie Preprocessor took 147.66 ms. Allocated memory was 141.0 MB in the beginning and 199.2 MB in the end (delta: 58.2 MB). Free memory was 79.2 MB in the beginning and 175.7 MB in the end (delta: -96.5 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-08-10 01:59:15,207 INFO L168 Benchmark]: RCFGBuilder took 326.79 ms. Allocated memory is still 199.2 MB. Free memory was 175.7 MB in the beginning and 162.3 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2019-08-10 01:59:15,210 INFO L168 Benchmark]: Symbolic Interpretation took 308.42 ms. Allocated memory is still 199.2 MB. Free memory was 161.7 MB in the beginning and 149.8 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. [2019-08-10 01:59:15,215 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - AllSpecificationsHoldResult: All specifications hold All locations of interest are guaranteed to be unreachable. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 141.0 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 216.56 ms. Allocated memory is still 141.0 MB. Free memory was 89.0 MB in the beginning and 79.2 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 147.66 ms. Allocated memory was 141.0 MB in the beginning and 199.2 MB in the end (delta: 58.2 MB). Free memory was 79.2 MB in the beginning and 175.7 MB in the end (delta: -96.5 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 326.79 ms. Allocated memory is still 199.2 MB. Free memory was 175.7 MB in the beginning and 162.3 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 308.42 ms. Allocated memory is still 199.2 MB. Free memory was 161.7 MB in the beginning and 149.8 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...