./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47b0bc17 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/ddv-machzwd/ddv_machzwd_inl.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 3ef73aa229d96e30b4c395539e926e9cd1864c60 --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-47b0bc1 [2019-11-20 22:46:55,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 22:46:55,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 22:46:55,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 22:46:55,502 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 22:46:55,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 22:46:55,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 22:46:55,523 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 22:46:55,530 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 22:46:55,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 22:46:55,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 22:46:55,543 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 22:46:55,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 22:46:55,546 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 22:46:55,550 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 22:46:55,552 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 22:46:55,556 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 22:46:55,558 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 22:46:55,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 22:46:55,569 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 22:46:55,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 22:46:55,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 22:46:55,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 22:46:55,589 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 22:46:55,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 22:46:55,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 22:46:55,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 22:46:55,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 22:46:55,604 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 22:46:55,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 22:46:55,605 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 22:46:55,608 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 22:46:55,610 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 22:46:55,614 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 22:46:55,616 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 22:46:55,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 22:46:55,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 22:46:55,621 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 22:46:55,623 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 22:46:55,624 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 22:46:55,627 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 22:46:55,629 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 22:46:55,683 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 22:46:55,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 22:46:55,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 22:46:55,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 22:46:55,696 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 22:46:55,697 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 22:46:55,697 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 22:46:55,697 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 22:46:55,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 22:46:55,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 22:46:55,699 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 22:46:55,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 22:46:55,701 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 22:46:55,702 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 22:46:55,702 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 22:46:55,703 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 22:46:55,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 22:46:55,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 22:46:55,707 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 22:46:55,707 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 22:46:55,707 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 22:46:55,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 22:46:55,708 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 22:46:55,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 22:46:55,709 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 22:46:55,709 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 22:46:55,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 22:46:55,711 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 22:46:55,712 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 -> 3ef73aa229d96e30b4c395539e926e9cd1864c60 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 22:46:56,289 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 22:46:56,320 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 22:46:56,327 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 22:46:56,330 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 22:46:56,332 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 22:46:56,336 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i [2019-11-20 22:46:56,512 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/224ca6045/fc485aaa93e44a34abbb643dd20cde7f/FLAG7f66bab09 [2019-11-20 22:46:58,059 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 22:46:58,060 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i [2019-11-20 22:46:58,144 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/224ca6045/fc485aaa93e44a34abbb643dd20cde7f/FLAG7f66bab09 [2019-11-20 22:46:58,185 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/224ca6045/fc485aaa93e44a34abbb643dd20cde7f [2019-11-20 22:46:58,195 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 22:46:58,198 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 22:46:58,203 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 22:46:58,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 22:46:58,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 22:46:58,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:46:58" (1/1) ... [2019-11-20 22:46:58,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aac7799 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:46:58, skipping insertion in model container [2019-11-20 22:46:58,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:46:58" (1/1) ... [2019-11-20 22:46:58,243 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 22:46:58,420 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 22:47:02,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:47:02,495 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 22:47:02,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:47:04,222 INFO L205 MainTranslator]: Completed translation [2019-11-20 22:47:04,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:04 WrapperNode [2019-11-20 22:47:04,226 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 22:47:04,227 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 22:47:04,227 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 22:47:04,228 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 22:47:04,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:04" (1/1) ... [2019-11-20 22:47:04,421 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:04" (1/1) ... [2019-11-20 22:47:04,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 22:47:04,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 22:47:04,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 22:47:04,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 22:47:04,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:04" (1/1) ... [2019-11-20 22:47:04,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:04" (1/1) ... [2019-11-20 22:47:04,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:04" (1/1) ... [2019-11-20 22:47:04,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:04" (1/1) ... [2019-11-20 22:47:04,928 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:04" (1/1) ... [2019-11-20 22:47:04,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:04" (1/1) ... [2019-11-20 22:47:05,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:04" (1/1) ... [2019-11-20 22:47:05,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 22:47:05,067 INFO L168 Benchmark]: Toolchain (without parser) took 6863.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 765.0 MB in the end (delta: 190.9 MB). Peak memory consumption was 191.0 MB. Max. memory is 12.5 GB. [2019-11-20 22:47:05,070 INFO L168 Benchmark]: CDTParser took 0.47 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. [2019-11-20 22:47:05,073 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6023.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 789.4 MB in the end (delta: 166.6 MB). Peak memory consumption was 166.7 MB. Max. memory is 12.5 GB. [2019-11-20 22:47:05,076 INFO L168 Benchmark]: Boogie Procedure Inliner took 458.58 ms. Allocated memory is still 1.0 GB. Free memory was 789.4 MB in the beginning and 770.8 MB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 12.5 GB. [2019-11-20 22:47:05,081 INFO L168 Benchmark]: Boogie Preprocessor took 372.60 ms. Allocated memory is still 1.0 GB. Free memory was 770.8 MB in the beginning and 765.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-20 22:47:05,091 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 6023.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 789.4 MB in the end (delta: 166.6 MB). Peak memory consumption was 166.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 458.58 ms. Allocated memory is still 1.0 GB. Free memory was 789.4 MB in the beginning and 770.8 MB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 372.60 ms. Allocated memory is still 1.0 GB. Free memory was 770.8 MB in the beginning and 765.0 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...