./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 07991f323f0f513f2291d62bf1e682be44ba10d2 ............................................................................................................................................................. 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 -ea -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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 07991f323f0f513f2291d62bf1e682be44ba10d2 ................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: someone already asked if memory model infrastructure was required and we said no --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-29 01:10:59,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 01:10:59,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 01:10:59,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 01:10:59,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 01:10:59,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 01:10:59,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 01:10:59,172 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 01:10:59,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 01:10:59,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 01:10:59,177 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 01:10:59,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 01:10:59,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 01:10:59,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 01:10:59,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 01:10:59,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 01:10:59,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 01:10:59,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 01:10:59,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 01:10:59,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 01:10:59,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 01:10:59,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 01:10:59,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 01:10:59,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 01:10:59,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 01:10:59,198 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 01:10:59,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 01:10:59,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 01:10:59,199 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 01:10:59,200 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 01:10:59,201 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 01:10:59,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 01:10:59,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 01:10:59,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 01:10:59,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 01:10:59,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 01:10:59,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 01:10:59,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 01:10:59,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 01:10:59,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 01:10:59,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 01:10:59,210 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2020-07-29 01:10:59,234 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 01:10:59,235 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 01:10:59,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 01:10:59,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 01:10:59,238 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 01:10:59,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 01:10:59,239 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-29 01:10:59,239 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-29 01:10:59,240 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 01:10:59,240 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-29 01:10:59,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 01:10:59,242 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-07-29 01:10:59,242 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-07-29 01:10:59,242 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-07-29 01:10:59,243 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-29 01:10:59,243 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-07-29 01:10:59,243 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-29 01:10:59,243 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 01:10:59,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 01:10:59,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 01:10:59,245 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-29 01:10:59,245 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-29 01:10:59,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-29 01:10:59,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 01:10:59,246 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-29 01:10:59,246 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-29 01:10:59,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-29 01:10:59,247 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 01:10:59,247 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 07991f323f0f513f2291d62bf1e682be44ba10d2 [2020-07-29 01:10:59,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 01:10:59,588 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 01:10:59,592 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 01:10:59,593 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 01:10:59,594 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 01:10:59,595 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2020-07-29 01:10:59,671 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a818e330d/90f9fec35d344883b17983e72c4c5933/FLAG125136182 [2020-07-29 01:11:00,406 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 01:11:00,406 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2020-07-29 01:11:00,450 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a818e330d/90f9fec35d344883b17983e72c4c5933/FLAG125136182 [2020-07-29 01:11:00,494 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a818e330d/90f9fec35d344883b17983e72c4c5933 [2020-07-29 01:11:00,500 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 01:11:00,503 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-07-29 01:11:00,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 01:11:00,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 01:11:00,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 01:11:00,513 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:11:00" (1/1) ... [2020-07-29 01:11:00,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@464abfef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:11:00, skipping insertion in model container [2020-07-29 01:11:00,516 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:11:00" (1/1) ... [2020-07-29 01:11:00,525 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 01:11:00,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 01:11:01,071 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: someone already asked if memory model infrastructure was required and we said no at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler$RequiredMemoryModelFeatures.requireMemoryModelInfrastructure(MemoryHandler.java:3433) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler$RequiredMemoryModelFeatures.reportPointerOnHeapRequired(MemoryHandler.java:3446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getWriteCallPointer(MemoryHandler.java:2689) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getWriteCall(MemoryHandler.java:905) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getWriteCall(MemoryHandler.java:893) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.makeAssignment(CHandler.java:2569) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:708) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1336) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1029) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1407) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3469) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:571) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-29 01:11:01,080 INFO L168 Benchmark]: Toolchain (without parser) took 577.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 954.7 MB in the beginning and 1.1 GB in the end (delta: -172.2 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. [2020-07-29 01:11:01,081 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:11:01,083 INFO L168 Benchmark]: CACSL2BoogieTranslator took 569.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 954.7 MB in the beginning and 1.1 GB in the end (delta: -172.2 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. [2020-07-29 01:11:01,085 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 569.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 954.7 MB in the beginning and 1.1 GB in the end (delta: -172.2 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: someone already asked if memory model infrastructure was required and we said no de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: someone already asked if memory model infrastructure was required and we said no: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler$RequiredMemoryModelFeatures.requireMemoryModelInfrastructure(MemoryHandler.java:3433) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-8bd4bc6 [2020-07-29 01:11:02,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 01:11:02,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 01:11:02,982 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 01:11:02,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 01:11:02,985 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 01:11:02,987 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 01:11:02,997 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 01:11:03,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 01:11:03,007 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 01:11:03,010 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 01:11:03,011 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 01:11:03,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 01:11:03,015 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 01:11:03,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 01:11:03,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 01:11:03,018 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 01:11:03,019 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 01:11:03,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 01:11:03,026 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 01:11:03,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 01:11:03,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 01:11:03,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 01:11:03,038 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 01:11:03,040 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 01:11:03,041 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 01:11:03,041 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 01:11:03,043 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 01:11:03,043 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 01:11:03,044 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 01:11:03,045 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 01:11:03,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 01:11:03,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 01:11:03,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 01:11:03,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 01:11:03,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 01:11:03,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 01:11:03,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 01:11:03,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 01:11:03,052 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 01:11:03,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 01:11:03,054 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2020-07-29 01:11:03,088 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 01:11:03,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 01:11:03,091 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 01:11:03,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 01:11:03,093 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 01:11:03,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 01:11:03,094 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-29 01:11:03,094 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-29 01:11:03,094 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 01:11:03,095 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-29 01:11:03,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 01:11:03,096 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-07-29 01:11:03,096 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-07-29 01:11:03,097 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-07-29 01:11:03,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-29 01:11:03,097 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-07-29 01:11:03,098 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-07-29 01:11:03,098 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-07-29 01:11:03,098 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-29 01:11:03,098 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 01:11:03,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 01:11:03,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 01:11:03,099 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-29 01:11:03,100 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-29 01:11:03,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-29 01:11:03,101 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 01:11:03,101 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-29 01:11:03,101 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-07-29 01:11:03,101 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-07-29 01:11:03,102 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 01:11:03,102 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-29 01:11:03,102 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 07991f323f0f513f2291d62bf1e682be44ba10d2 [2020-07-29 01:11:03,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 01:11:03,407 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 01:11:03,412 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 01:11:03,413 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 01:11:03,415 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 01:11:03,416 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2020-07-29 01:11:03,492 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0d0a2d12/97763f2330184bf8afa71b89caf6624a/FLAGea00c2c5d [2020-07-29 01:11:04,235 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 01:11:04,236 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2020-07-29 01:11:04,265 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0d0a2d12/97763f2330184bf8afa71b89caf6624a/FLAGea00c2c5d [2020-07-29 01:11:04,316 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0d0a2d12/97763f2330184bf8afa71b89caf6624a [2020-07-29 01:11:04,320 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 01:11:04,322 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-07-29 01:11:04,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 01:11:04,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 01:11:04,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 01:11:04,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:11:04" (1/1) ... [2020-07-29 01:11:04,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cdd5219 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:11:04, skipping insertion in model container [2020-07-29 01:11:04,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:11:04" (1/1) ... [2020-07-29 01:11:04,343 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 01:11:04,447 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 01:11:04,923 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: someone already asked if memory model infrastructure was required and we said no at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler$RequiredMemoryModelFeatures.requireMemoryModelInfrastructure(MemoryHandler.java:3433) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler$RequiredMemoryModelFeatures.reportPointerOnHeapRequired(MemoryHandler.java:3446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getWriteCallPointer(MemoryHandler.java:2689) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getWriteCall(MemoryHandler.java:905) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getWriteCall(MemoryHandler.java:893) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.makeAssignment(CHandler.java:2569) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:708) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1336) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1029) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1407) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3469) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:571) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-29 01:11:04,933 INFO L168 Benchmark]: Toolchain (without parser) took 609.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 949.4 MB in the beginning and 1.1 GB in the end (delta: -195.8 MB). Peak memory consumption was 32.8 MB. Max. memory is 11.5 GB. [2020-07-29 01:11:04,935 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:11:04,937 INFO L168 Benchmark]: CACSL2BoogieTranslator took 604.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 949.4 MB in the beginning and 1.1 GB in the end (delta: -195.8 MB). Peak memory consumption was 32.8 MB. Max. memory is 11.5 GB. [2020-07-29 01:11:04,939 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 604.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 949.4 MB in the beginning and 1.1 GB in the end (delta: -195.8 MB). Peak memory consumption was 32.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: someone already asked if memory model infrastructure was required and we said no de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: someone already asked if memory model infrastructure was required and we said no: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler$RequiredMemoryModelFeatures.requireMemoryModelInfrastructure(MemoryHandler.java:3433) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...