./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/test_union_cast.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/test_union_cast.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 646331e29aa61bcc995ee44f8d67b96d9f132be8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/test_union_cast.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 646331e29aa61bcc995ee44f8d67b96d9f132be8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:49:15,521 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:15,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:15,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:15,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:15,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:15,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:15,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:15,596 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:15,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:15,602 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:15,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:15,607 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:15,611 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:15,617 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:15,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:15,622 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:15,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:15,631 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:15,640 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:15,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:15,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:15,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:15,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:15,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:15,669 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:15,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:15,682 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:15,682 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:15,684 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:15,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:15,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:15,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:15,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:15,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:15,696 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:15,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:15,699 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:15,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:15,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:15,708 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:15,709 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:49:15,747 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:15,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:15,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:15,756 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:15,756 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:15,759 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:15,759 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:15,759 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:49:15,760 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:15,760 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:15,761 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:15,762 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:15,762 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:15,763 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:15,764 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:15,764 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:15,764 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:15,764 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:15,767 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:15,767 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:15,767 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:15,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:15,768 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:15,768 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:15,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:15,772 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:49:15,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:49:15,772 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:15,773 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 -> 646331e29aa61bcc995ee44f8d67b96d9f132be8 [2019-11-27 09:49:16,311 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:16,336 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:16,346 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:16,349 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:16,350 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:16,353 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test_union_cast.i [2019-11-27 09:49:16,513 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/574e53a07/3b351aad3e074f049a1b3ccea383494f/FLAG6f6369ea3 [2019-11-27 09:49:17,502 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:17,507 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test_union_cast.i [2019-11-27 09:49:17,524 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/574e53a07/3b351aad3e074f049a1b3ccea383494f/FLAG6f6369ea3 [2019-11-27 09:49:17,796 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/574e53a07/3b351aad3e074f049a1b3ccea383494f [2019-11-27 09:49:17,803 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:17,809 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:17,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:17,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:17,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:17,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:17" (1/1) ... [2019-11-27 09:49:17,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@364378cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:17, skipping insertion in model container [2019-11-27 09:49:17,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:17" (1/1) ... [2019-11-27 09:49:17,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:17,885 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:18,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:18,287 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:18,314 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:18,342 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:18,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:18 WrapperNode [2019-11-27 09:49:18,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:18,345 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:18,345 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:18,345 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:18,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:18" (1/1) ... [2019-11-27 09:49:18,463 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:18" (1/1) ... [2019-11-27 09:49:18,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:18,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:18,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:18,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:18,530 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:18" (1/1) ... [2019-11-27 09:49:18,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:18" (1/1) ... [2019-11-27 09:49:18,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:18" (1/1) ... [2019-11-27 09:49:18,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:18" (1/1) ... [2019-11-27 09:49:18,543 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:18" (1/1) ... [2019-11-27 09:49:18,546 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:18" (1/1) ... [2019-11-27 09:49:18,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:18" (1/1) ... [2019-11-27 09:49:18,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:18,575 INFO L168 Benchmark]: Toolchain (without parser) took 751.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-27 09:49:18,578 INFO L168 Benchmark]: CDTParser took 0.81 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. [2019-11-27 09:49:18,581 INFO L168 Benchmark]: CACSL2BoogieTranslator took 532.79 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. [2019-11-27 09:49:18,585 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.35 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. [2019-11-27 09:49:18,590 INFO L168 Benchmark]: Boogie Preprocessor took 42.51 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. [2019-11-27 09:49:18,600 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81 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 532.79 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 168.35 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 42.51 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-da95e15 [2019-11-27 09:49:22,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:22,318 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:22,352 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:22,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:22,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:22,360 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:22,378 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:22,382 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:22,386 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:22,391 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:22,394 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:22,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:22,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:22,406 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:22,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:22,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:22,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:22,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:22,430 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:22,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:22,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:22,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:22,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:22,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:22,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:22,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:22,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:22,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:22,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:22,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:22,477 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:22,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:22,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:22,486 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:22,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:22,490 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:22,491 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:22,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:22,492 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:22,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:22,497 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:49:22,535 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:22,537 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:22,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:22,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:22,542 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:22,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:22,544 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:22,544 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:22,544 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:22,545 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:22,546 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:22,549 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:22,549 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:49:22,550 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:49:22,550 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:22,550 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:22,550 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:22,551 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:22,551 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:22,551 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:22,554 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:22,554 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:22,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:22,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:22,555 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:22,555 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:22,556 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:49:22,556 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:49:22,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:22,557 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:49:22,561 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 -> 646331e29aa61bcc995ee44f8d67b96d9f132be8 [2019-11-27 09:49:23,057 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:23,085 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:23,095 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:23,098 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:23,098 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:23,102 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test_union_cast.i [2019-11-27 09:49:23,259 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8456c58d8/23268c40741947dd96e28061ccdd84d3/FLAGb017fafd2 [2019-11-27 09:49:24,273 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:24,274 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test_union_cast.i [2019-11-27 09:49:24,286 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8456c58d8/23268c40741947dd96e28061ccdd84d3/FLAGb017fafd2 [2019-11-27 09:49:24,550 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8456c58d8/23268c40741947dd96e28061ccdd84d3 [2019-11-27 09:49:24,555 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:24,560 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:24,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:24,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:24,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:24,584 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:24" (1/1) ... [2019-11-27 09:49:24,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@364378cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:24, skipping insertion in model container [2019-11-27 09:49:24,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:24" (1/1) ... [2019-11-27 09:49:24,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:24,657 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:25,092 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:25,150 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:25,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:25,314 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:25,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:25 WrapperNode [2019-11-27 09:49:25,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:25,317 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:25,317 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:25,317 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:25,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:25" (1/1) ... [2019-11-27 09:49:25,353 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:25" (1/1) ... [2019-11-27 09:49:25,374 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:25,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:25,375 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:25,376 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:25,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:25" (1/1) ... [2019-11-27 09:49:25,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:25" (1/1) ... [2019-11-27 09:49:25,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:25" (1/1) ... [2019-11-27 09:49:25,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:25" (1/1) ... [2019-11-27 09:49:25,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:25" (1/1) ... [2019-11-27 09:49:25,431 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:25" (1/1) ... [2019-11-27 09:49:25,437 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:25" (1/1) ... [2019-11-27 09:49:25,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:25,461 INFO L168 Benchmark]: Toolchain (without parser) took 887.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:25,465 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-27 09:49:25,468 INFO L168 Benchmark]: CACSL2BoogieTranslator took 744.15 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 996.8 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:25,473 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.20 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:25,476 INFO L168 Benchmark]: Boogie Preprocessor took 68.96 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:25,483 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 744.15 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 996.8 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 58.20 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 68.96 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...