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/test_union.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 02:02:01,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 02:02:01,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 02:02:01,854 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 02:02:01,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 02:02:01,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 02:02:01,857 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 02:02:01,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 02:02:01,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 02:02:01,871 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 02:02:01,872 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 02:02:01,873 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 02:02:01,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 02:02:01,874 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 02:02:01,875 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 02:02:01,876 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 02:02:01,877 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 02:02:01,878 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 02:02:01,880 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 02:02:01,881 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 02:02:01,883 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 02:02:01,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 02:02:01,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 02:02:01,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 02:02:01,887 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-10 02:02:01,890 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 02:02:01,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 02:02:01,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 02:02:01,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 02:02:01,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 02:02:01,893 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 02:02:01,893 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 02:02:01,894 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 02:02:01,894 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 02:02:01,895 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 02:02:01,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 02:02:01,896 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 02:02:01,910 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 02:02:01,910 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 02:02:01,911 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 02:02:01,911 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 02:02:01,911 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 02:02:01,912 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 02:02:01,912 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 02:02:01,912 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 02:02:01,912 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 02:02:01,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 02:02:01,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 02:02:01,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 02:02:01,913 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 02:02:01,913 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 02:02:01,913 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 02:02:01,914 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 02:02:01,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 02:02:01,914 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 02:02:01,914 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 02:02:01,914 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 02:02:01,915 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 02:02:01,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 02:02:01,915 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 02:02:01,915 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 02:02:01,915 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 02:02:01,916 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 02:02:01,916 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 02:02:01,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 02:02:01,916 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 02:02:01,950 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 02:02:01,961 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 02:02:01,964 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 02:02:01,966 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 02:02:01,966 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 02:02:01,967 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test_union.i [2019-08-10 02:02:02,025 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0d1ca215/5c4650e9c555430b810dc6eceaeecd05/FLAG50db46130 [2019-08-10 02:02:02,438 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 02:02:02,439 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test_union.i [2019-08-10 02:02:02,445 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0d1ca215/5c4650e9c555430b810dc6eceaeecd05/FLAG50db46130 [2019-08-10 02:02:02,854 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0d1ca215/5c4650e9c555430b810dc6eceaeecd05 [2019-08-10 02:02:02,862 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 02:02:02,864 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 02:02:02,865 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 02:02:02,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 02:02:02,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 02:02:02,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 02:02:02" (1/1) ... [2019-08-10 02:02:02,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff24920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:02:02, skipping insertion in model container [2019-08-10 02:02:02,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 02:02:02" (1/1) ... [2019-08-10 02:02:02,880 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 02:02:02,896 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 02:02:03,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 02:02:03,063 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 02:02:03,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 02:02:03,120 INFO L192 MainTranslator]: Completed translation [2019-08-10 02:02:03,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:02:03 WrapperNode [2019-08-10 02:02:03,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 02:02:03,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 02:02:03,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 02:02:03,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 02:02:03,214 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:02:03" (1/1) ... [2019-08-10 02:02:03,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:02:03" (1/1) ... [2019-08-10 02:02:03,221 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:02:03" (1/1) ... [2019-08-10 02:02:03,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:02:03" (1/1) ... [2019-08-10 02:02:03,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:02:03" (1/1) ... [2019-08-10 02:02:03,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:02:03" (1/1) ... [2019-08-10 02:02:03,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:02:03" (1/1) ... [2019-08-10 02:02:03,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 02:02:03,233 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 02:02:03,233 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 02:02:03,233 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 02:02:03,234 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:02:03" (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 02:02:03,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 02:02:03,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 02:02:03,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-08-10 02:02:03,282 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 02:02:03,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 02:02:03,282 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-08-10 02:02:03,283 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 02:02:03,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 02:02:03,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 02:02:03,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 02:02:03,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 02:02:03,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 02:02:03,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 02:02:03,449 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 02:02:03,449 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-10 02:02:03,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 02:02:03 BoogieIcfgContainer [2019-08-10 02:02:03,451 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 02:02:03,451 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 02:02:03,451 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 02:02:03,452 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 02:02:03,452 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 02:02:03" (1/1) ... [2019-08-10 02:02:03,646 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 02:02:03,658 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 02:02:03,661 INFO L168 Benchmark]: Toolchain (without parser) took 796.64 ms. Allocated memory was 134.2 MB in the beginning and 199.2 MB in the end (delta: 65.0 MB). Free memory was 86.2 MB in the beginning and 156.1 MB in the end (delta: -69.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-10 02:02:03,663 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 134.2 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-10 02:02:03,664 INFO L168 Benchmark]: CACSL2BoogieTranslator took 256.41 ms. Allocated memory is still 134.2 MB. Free memory was 86.0 MB in the beginning and 76.5 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-10 02:02:03,666 INFO L168 Benchmark]: Boogie Preprocessor took 111.21 ms. Allocated memory was 134.2 MB in the beginning and 199.2 MB in the end (delta: 65.0 MB). Free memory was 76.5 MB in the beginning and 177.0 MB in the end (delta: -100.5 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. [2019-08-10 02:02:03,668 INFO L168 Benchmark]: RCFGBuilder took 217.82 ms. Allocated memory is still 199.2 MB. Free memory was 177.0 MB in the beginning and 165.6 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-08-10 02:02:03,669 INFO L168 Benchmark]: Symbolic Interpretation took 207.44 ms. Allocated memory is still 199.2 MB. Free memory was 165.6 MB in the beginning and 156.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-10 02:02:03,689 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 0.23 ms. Allocated memory is still 134.2 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 256.41 ms. Allocated memory is still 134.2 MB. Free memory was 86.0 MB in the beginning and 76.5 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 111.21 ms. Allocated memory was 134.2 MB in the beginning and 199.2 MB in the end (delta: 65.0 MB). Free memory was 76.5 MB in the beginning and 177.0 MB in the end (delta: -100.5 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 217.82 ms. Allocated memory is still 199.2 MB. Free memory was 177.0 MB in the beginning and 165.6 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 207.44 ms. Allocated memory is still 199.2 MB. Free memory was 165.6 MB in the beginning and 156.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...