./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/test_union_cast-2.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-2.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 c0b52ca6f506b754b9ab96f64f1e5708d2849337 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-2.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 c0b52ca6f506b754b9ab96f64f1e5708d2849337 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:49:15,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:15,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:15,369 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:15,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:15,372 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:15,374 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:15,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:15,393 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:15,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:15,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:15,400 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:15,401 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:15,402 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:15,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:15,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:15,411 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:15,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:15,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:15,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:15,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:15,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:15,435 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:15,440 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:15,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:15,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:15,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:15,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:15,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:15,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:15,455 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:15,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:15,457 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:15,458 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:15,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:15,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:15,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:15,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:15,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:15,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:15,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:15,475 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:49:15,516 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:15,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:15,521 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:15,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:15,522 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:15,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:15,523 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:15,525 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:49:15,525 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:15,525 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:15,527 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:15,528 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:15,528 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:15,531 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:15,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:15,532 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:15,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:15,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:15,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:15,533 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:15,534 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:15,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:15,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:15,536 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:15,536 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:15,537 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:49:15,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:49:15,537 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:15,539 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 -> c0b52ca6f506b754b9ab96f64f1e5708d2849337 [2019-11-27 09:49:16,055 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:16,081 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:16,084 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:16,089 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:16,091 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:16,092 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test_union_cast-2.i [2019-11-27 09:49:16,247 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3022ca76/77fb7073d9ed4dc994e4ad699a8a59b0/FLAG17ceca3e5 [2019-11-27 09:49:17,265 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:17,268 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test_union_cast-2.i [2019-11-27 09:49:17,285 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3022ca76/77fb7073d9ed4dc994e4ad699a8a59b0/FLAG17ceca3e5 [2019-11-27 09:49:17,324 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3022ca76/77fb7073d9ed4dc994e4ad699a8a59b0 [2019-11-27 09:49:17,329 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:17,337 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:17,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:17,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:17,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:17,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:17" (1/1) ... [2019-11-27 09:49:17,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fe53f8b 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 09:49:17,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:17" (1/1) ... [2019-11-27 09:49:17,379 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:17,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:17,876 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:17,915 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:17,953 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:17,988 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:17,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:17 WrapperNode [2019-11-27 09:49:17,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:18,005 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:18,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:18,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:18,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:17" (1/1) ... [2019-11-27 09:49:18,125 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:17" (1/1) ... [2019-11-27 09:49:18,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:18,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:18,171 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:18,171 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:18,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:17" (1/1) ... [2019-11-27 09:49:18,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:17" (1/1) ... [2019-11-27 09:49:18,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:17" (1/1) ... [2019-11-27 09:49:18,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:17" (1/1) ... [2019-11-27 09:49:18,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:17" (1/1) ... [2019-11-27 09:49:18,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:17" (1/1) ... [2019-11-27 09:49:18,221 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:17" (1/1) ... [2019-11-27 09:49:18,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:18,248 INFO L168 Benchmark]: Toolchain (without parser) took 893.10 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 09:49:18,250 INFO L168 Benchmark]: CDTParser took 1.60 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 09:49:18,256 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.00 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 09:49:18,261 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.00 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: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:18,263 INFO L168 Benchmark]: Boogie Preprocessor took 64.59 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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 09:49:18,276 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.60 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 659.00 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 156.00 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: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 64.59 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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-da95e15 [2019-11-27 09:49:22,279 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:22,288 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:22,321 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:22,324 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:22,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:22,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:22,350 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:22,357 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:22,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:22,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:22,370 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:22,371 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:22,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:22,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:22,382 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:22,386 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:22,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:22,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:22,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:22,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:22,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:22,423 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:22,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:22,433 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:22,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:22,435 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:22,438 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:22,440 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:22,441 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:22,443 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:22,444 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:22,446 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:22,449 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:22,452 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:22,453 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:22,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:22,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:22,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:22,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:22,463 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:22,464 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:49:22,502 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:22,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:22,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:22,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:22,512 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:22,512 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:22,512 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:22,513 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:22,513 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:22,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:22,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:22,515 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:22,515 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:49:22,516 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:49:22,517 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:22,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:22,520 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:22,520 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:22,520 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:22,521 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:22,521 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:22,521 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:22,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:22,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:22,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:22,525 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:22,525 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:49:22,525 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:49:22,526 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:22,526 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:49:22,527 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 -> c0b52ca6f506b754b9ab96f64f1e5708d2849337 [2019-11-27 09:49:23,126 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:23,159 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:23,167 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:23,169 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:23,173 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:23,175 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test_union_cast-2.i [2019-11-27 09:49:23,339 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9c1c7fe8/dfaf0c9d93014a8ca7f05486dc02e874/FLAGfca62bd39 [2019-11-27 09:49:24,429 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:24,431 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test_union_cast-2.i [2019-11-27 09:49:24,445 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9c1c7fe8/dfaf0c9d93014a8ca7f05486dc02e874/FLAGfca62bd39 [2019-11-27 09:49:24,487 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9c1c7fe8/dfaf0c9d93014a8ca7f05486dc02e874 [2019-11-27 09:49:24,497 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:24,503 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:24,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:24,506 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:24,515 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:24,516 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:24" (1/1) ... [2019-11-27 09:49:24,527 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c2a01a3 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 09:49:24,528 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:24" (1/1) ... [2019-11-27 09:49:24,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:24,594 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:25,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:25,132 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:25,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:25,321 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:25,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:25 WrapperNode [2019-11-27 09:49:25,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:25,326 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:25,326 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:25,328 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:25,353 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 09:49:25,385 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 09:49:25,411 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:25,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:25,412 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:25,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:25,423 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 09:49:25,423 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 09:49:25,441 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 09:49:25,442 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 09:49:25,479 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 09:49:25,487 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 09:49:25,496 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 09:49:25,505 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:25,516 INFO L168 Benchmark]: Toolchain (without parser) took 1009.41 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 09:49:25,519 INFO L168 Benchmark]: CDTParser took 2.71 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 09:49:25,522 INFO L168 Benchmark]: CACSL2BoogieTranslator took 820.50 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:25,528 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.83 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:25,530 INFO L168 Benchmark]: Boogie Preprocessor took 93.90 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 09:49:25,542 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.71 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 820.50 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 85.83 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 93.90 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...