./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 509859d6 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 0.1.24-509859d [2019-11-27 16:11:05,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:05,024 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:05,059 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:05,060 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:05,062 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:05,065 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:05,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:05,087 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:05,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:05,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:05,098 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:05,102 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:05,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:05,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:05,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:05,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:05,115 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:05,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:05,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:05,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:05,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:05,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:05,147 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:05,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:05,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:05,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:05,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:05,158 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:05,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:05,162 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:05,163 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:05,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:05,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:05,173 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:05,173 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:05,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:05,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:05,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:05,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:05,183 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:05,184 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:11:05,234 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:05,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:05,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:05,248 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:05,248 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:05,249 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:05,249 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:05,249 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:11:05,249 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:05,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:05,250 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:05,250 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:05,251 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:05,253 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:05,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:05,255 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:05,255 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:05,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:05,256 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:05,258 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:05,258 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:05,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:05,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:05,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:05,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:05,260 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:11:05,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:11:05,263 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:05,263 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 16:11:05,794 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:05,823 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:05,830 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:05,834 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:05,838 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:05,839 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test_union_cast.i [2019-11-27 16:11:05,991 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8275561b7/3b5c5dece4084c09ba1a3ab500ae5aa5/FLAG66f0bda3a [2019-11-27 16:11:07,015 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:07,018 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test_union_cast.i [2019-11-27 16:11:07,032 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8275561b7/3b5c5dece4084c09ba1a3ab500ae5aa5/FLAG66f0bda3a [2019-11-27 16:11:07,072 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8275561b7/3b5c5dece4084c09ba1a3ab500ae5aa5 [2019-11-27 16:11:07,081 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:07,085 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:07,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:07,093 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:07,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:07,102 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:07" (1/1) ... [2019-11-27 16:11:07,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2649282b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:07, skipping insertion in model container [2019-11-27 16:11:07,112 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:07" (1/1) ... [2019-11-27 16:11:07,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:07,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:07,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:07,611 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:07,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:07,673 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:07,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:07 WrapperNode [2019-11-27 16:11:07,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:07,675 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:07,676 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:07,676 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:07,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:07" (1/1) ... [2019-11-27 16:11:07,797 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:07" (1/1) ... [2019-11-27 16:11:07,845 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:07,848 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:07,848 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:07,850 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:07,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:07" (1/1) ... [2019-11-27 16:11:07,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:07" (1/1) ... [2019-11-27 16:11:07,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:07" (1/1) ... [2019-11-27 16:11:07,874 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:07" (1/1) ... [2019-11-27 16:11:07,883 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:07" (1/1) ... [2019-11-27 16:11:07,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:07" (1/1) ... [2019-11-27 16:11:07,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:07" (1/1) ... [2019-11-27 16:11:07,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:07,901 INFO L168 Benchmark]: Toolchain (without parser) took 813.50 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 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:07,904 INFO L168 Benchmark]: CDTParser took 0.36 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 16:11:07,920 INFO L168 Benchmark]: CACSL2BoogieTranslator took 584.70 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 16:11:07,922 INFO L168 Benchmark]: Boogie Procedure Inliner took 172.06 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 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:07,925 INFO L168 Benchmark]: Boogie Preprocessor took 47.61 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:07,937 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 584.70 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 172.06 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 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 47.61 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 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 0.1.24-509859d [2019-11-27 16:11:11,778 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:11,783 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:11,819 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:11,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:11,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:11,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:11,846 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:11,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:11,854 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:11,858 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:11,865 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:11,866 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:11,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:11,875 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:11,879 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:11,881 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:11,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:11,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:11,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:11,908 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:11,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:11,918 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:11,922 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:11,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:11,932 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:11,932 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:11,934 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:11,937 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:11,938 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:11,939 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:11,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:11,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:11,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:11,949 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:11,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:11,952 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:11,953 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:11,953 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:11,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:11,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:11,960 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:11:12,001 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:12,005 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:12,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:12,009 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:12,011 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:12,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:12,011 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:12,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:12,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:12,012 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:12,016 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:12,016 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:12,017 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:11:12,017 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:11:12,018 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:12,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:12,018 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:12,018 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:12,021 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:12,021 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:12,021 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:12,022 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:12,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:12,022 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:12,023 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:12,023 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:12,024 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:11:12,024 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:11:12,026 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:12,026 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:11:12,028 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 16:11:12,647 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:12,674 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:12,682 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:12,686 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:12,689 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:12,691 INFO L428 ainManager$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 16:11:12,840 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bf830316/bb779255a08c4d8fba177b38c9cc5929/FLAGd2df03cfd [2019-11-27 16:11:13,856 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:13,857 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test_union_cast.i [2019-11-27 16:11:13,871 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bf830316/bb779255a08c4d8fba177b38c9cc5929/FLAGd2df03cfd [2019-11-27 16:11:14,132 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bf830316/bb779255a08c4d8fba177b38c9cc5929 [2019-11-27 16:11:14,139 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:14,142 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:14,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:14,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:14,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:14,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:14,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@318a92e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:14, skipping insertion in model container [2019-11-27 16:11:14,172 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:14,193 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:14,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:14,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:14,716 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:14,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:14,892 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:14,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:14 WrapperNode [2019-11-27 16:11:14,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:14,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:14,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:14,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:14,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:14,945 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:14,966 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:14,967 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:14,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:14,968 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:14,996 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:14,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:15,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:15,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:15,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:15,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:15,052 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:15,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:15,065 INFO L168 Benchmark]: Toolchain (without parser) took 922.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.1 MB in the end (delta: -25.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:15,077 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-27 16:11:15,079 INFO L168 Benchmark]: CACSL2BoogieTranslator took 747.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 996.9 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:15,081 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.90 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:15,083 INFO L168 Benchmark]: Boogie Preprocessor took 92.84 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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 16:11:15,103 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 747.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 996.9 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 67.90 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 92.84 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...