./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/volatile_alias.c_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-regression/volatile_alias.c_1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 90b9159ba2a58602ff1e9c0acff32948b8aee8f8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-regression/volatile_alias.c_1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.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(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 90b9159ba2a58602ff1e9c0acff32948b8aee8f8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:54:15,710 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:15,718 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:15,753 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:15,757 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:15,760 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:15,767 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:15,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:15,784 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:15,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:15,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:15,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:15,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:15,807 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:15,813 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:15,816 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:15,818 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:15,823 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:15,827 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:15,838 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:15,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:15,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:15,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:15,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:15,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:15,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:15,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:15,876 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:15,877 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:15,878 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:15,880 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:15,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:15,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:15,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:15,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:15,893 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:15,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:15,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:15,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:15,899 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:15,904 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:15,905 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:54:15,946 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:15,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:15,952 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:15,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:15,953 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:15,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:15,955 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:15,955 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:54:15,956 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:15,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:15,958 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:15,960 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:15,960 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:15,961 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:15,961 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:15,961 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:15,965 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:15,965 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:15,966 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:15,966 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:15,966 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:15,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:15,967 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:15,967 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:15,968 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:15,968 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:54:15,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:54:15,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:15,971 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 90b9159ba2a58602ff1e9c0acff32948b8aee8f8 [2019-11-25 22:54:16,551 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:16,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:16,588 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:16,591 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:16,595 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:16,597 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/volatile_alias.c_1.i [2019-11-25 22:54:16,765 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c294e99aa/3c21770c18c542cf9dcec55bea97be9a/FLAG86fe29167 [2019-11-25 22:54:17,772 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:17,778 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/volatile_alias.c_1.i [2019-11-25 22:54:17,789 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c294e99aa/3c21770c18c542cf9dcec55bea97be9a/FLAG86fe29167 [2019-11-25 22:54:17,828 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c294e99aa/3c21770c18c542cf9dcec55bea97be9a [2019-11-25 22:54:17,838 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:17,845 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:17,847 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:17,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:17,856 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:17,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:17" (1/1) ... [2019-11-25 22:54:17,868 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3514b78a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:17, skipping insertion in model container [2019-11-25 22:54:17,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:17" (1/1) ... [2019-11-25 22:54:17,890 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:17,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:18,356 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:18,392 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:18,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:18,468 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:18,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:18 WrapperNode [2019-11-25 22:54:18,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:18,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:18,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:18,476 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:18,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:18" (1/1) ... [2019-11-25 22:54:18,600 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:18" (1/1) ... [2019-11-25 22:54:18,642 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:18,643 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:18,648 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:18,648 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:18,664 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:18" (1/1) ... [2019-11-25 22:54:18,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:18" (1/1) ... [2019-11-25 22:54:18,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:18" (1/1) ... [2019-11-25 22:54:18,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:18" (1/1) ... [2019-11-25 22:54:18,681 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:18" (1/1) ... [2019-11-25 22:54:18,684 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:18" (1/1) ... [2019-11-25 22:54:18,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:18" (1/1) ... [2019-11-25 22:54:18,693 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:18,701 INFO L168 Benchmark]: Toolchain (without parser) took 853.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:18,705 INFO L168 Benchmark]: CDTParser took 1.09 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:18,719 INFO L168 Benchmark]: CACSL2BoogieTranslator took 628.17 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:18,724 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:18,728 INFO L168 Benchmark]: Boogie Preprocessor took 49.98 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:18,739 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.09 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 628.17 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 167.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 49.98 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:54:22,693 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:22,700 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:22,734 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:22,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:22,740 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:22,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:22,763 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:22,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:22,773 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:22,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:22,782 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:22,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:22,790 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:22,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:22,800 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:22,802 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:22,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:22,813 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:22,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:22,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:22,836 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:22,839 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:22,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:22,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:22,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:22,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:22,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:22,859 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:22,863 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:22,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:22,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:22,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:22,873 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:22,875 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:22,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:22,878 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:22,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:22,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:22,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:22,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:22,888 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:54:22,929 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:22,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:22,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:22,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:22,940 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:22,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:22,940 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:22,941 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:22,943 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:22,943 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:22,944 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:22,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:22,945 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:54:22,946 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:54:22,946 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:22,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:22,948 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:22,948 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:22,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:22,949 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:22,950 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:22,950 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:22,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:22,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:22,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:22,953 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:22,953 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:54:22,955 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:54:22,955 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:22,955 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:54:22,957 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 90b9159ba2a58602ff1e9c0acff32948b8aee8f8 [2019-11-25 22:54:23,550 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:23,578 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:23,586 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:23,592 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:23,593 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:23,596 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/volatile_alias.c_1.i [2019-11-25 22:54:23,769 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31218207b/b7cc9005aa154cd4ac598c41593e10c8/FLAGaee465dc5 [2019-11-25 22:54:24,754 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:24,756 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/volatile_alias.c_1.i [2019-11-25 22:54:24,772 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31218207b/b7cc9005aa154cd4ac598c41593e10c8/FLAGaee465dc5 [2019-11-25 22:54:24,810 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31218207b/b7cc9005aa154cd4ac598c41593e10c8 [2019-11-25 22:54:24,820 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:24,827 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:24,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:24,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:24,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:24,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:24,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f3b2e96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24, skipping insertion in model container [2019-11-25 22:54:24,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:24,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:24,909 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:25,334 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:25,374 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:25,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:25,437 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:25,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25 WrapperNode [2019-11-25 22:54:25,438 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:25,446 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:25,446 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:25,446 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:25,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,572 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,600 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:25,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:25,601 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:25,601 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:25,611 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,619 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,619 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,637 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,639 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,649 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:25,657 INFO L168 Benchmark]: Toolchain (without parser) took 828.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:25,672 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:25,677 INFO L168 Benchmark]: CACSL2BoogieTranslator took 609.94 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:25,680 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 997.0 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:25,683 INFO L168 Benchmark]: Boogie Preprocessor took 49.56 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:25,694 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 609.94 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 154.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 997.0 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 49.56 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...