./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/forester-heap/dll-token-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/forester-heap/dll-token-1.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 8b88a605df784da4b84aa984e355b57373efff76 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/forester-heap/dll-token-1.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 8b88a605df784da4b84aa984e355b57373efff76 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:08:22,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:08:22,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:08:22,214 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:08:22,215 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:08:22,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:08:22,225 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:08:22,237 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:08:22,241 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:08:22,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:08:22,247 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:08:22,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:08:22,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:08:22,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:08:22,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:08:22,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:08:22,261 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:08:22,263 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:08:22,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:08:22,271 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:08:22,277 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:08:22,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:08:22,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:08:22,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:08:22,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:08:22,294 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:08:22,294 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:08:22,295 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:08:22,298 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:08:22,299 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:08:22,302 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:08:22,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:08:22,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:08:22,305 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:08:22,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:08:22,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:08:22,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:08:22,312 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:08:22,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:08:22,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:08:22,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:08:22,315 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:08:22,343 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:08:22,346 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:08:22,348 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:08:22,348 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:08:22,348 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:08:22,348 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:08:22,349 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:08:22,349 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:08:22,349 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:08:22,349 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:08:22,351 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:08:22,352 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:08:22,352 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:08:22,352 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:08:22,352 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:08:22,353 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:08:22,353 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:08:22,354 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:08:22,354 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:08:22,354 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:08:22,354 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:08:22,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:08:22,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:08:22,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:08:22,358 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:08:22,358 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:08:22,358 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:08:22,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:08:22,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:08:22,358 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 -> 8b88a605df784da4b84aa984e355b57373efff76 [2019-11-24 21:08:22,809 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:08:22,829 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:08:22,835 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:08:22,840 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:08:22,841 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:08:22,841 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-token-1.i [2019-11-24 21:08:22,943 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5179c32e9/0ba37c944f3441e08a638ac6b43b9528/FLAG337512d11 [2019-11-24 21:08:23,779 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:08:23,783 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-token-1.i [2019-11-24 21:08:23,807 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5179c32e9/0ba37c944f3441e08a638ac6b43b9528/FLAG337512d11 [2019-11-24 21:08:23,963 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5179c32e9/0ba37c944f3441e08a638ac6b43b9528 [2019-11-24 21:08:23,969 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:08:23,970 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:08:23,981 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:23,981 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:08:23,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:08:23,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:23" (1/1) ... [2019-11-24 21:08:23,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bc4890b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:23, skipping insertion in model container [2019-11-24 21:08:23,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:23" (1/1) ... [2019-11-24 21:08:24,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:08:24,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:08:24,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:24,710 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:08:24,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:24,872 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:08:24,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:24 WrapperNode [2019-11-24 21:08:24,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:24,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:24,875 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:08:24,875 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:08:24,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:24" (1/1) ... [2019-11-24 21:08:24,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:24" (1/1) ... [2019-11-24 21:08:24,949 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:24,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:08:24,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:08:24,950 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:08:24,958 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:24" (1/1) ... [2019-11-24 21:08:24,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:24" (1/1) ... [2019-11-24 21:08:24,967 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:24" (1/1) ... [2019-11-24 21:08:24,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:24" (1/1) ... [2019-11-24 21:08:25,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:24" (1/1) ... [2019-11-24 21:08:25,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:24" (1/1) ... [2019-11-24 21:08:25,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:24" (1/1) ... [2019-11-24 21:08:25,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:08:25,039 INFO L168 Benchmark]: Toolchain (without parser) took 1065.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.8 MB in the end (delta: -5.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:25,042 INFO L168 Benchmark]: CDTParser took 0.57 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:25,048 INFO L168 Benchmark]: CACSL2BoogieTranslator took 893.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:08:25,051 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.64 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:25,052 INFO L168 Benchmark]: Boogie Preprocessor took 84.28 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:08:25,056 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 893.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 74.64 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 84.28 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 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 0.1.24-32f2683 [2019-11-24 21:08:27,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:08:27,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:08:27,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:08:27,780 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:08:27,782 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:08:27,785 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:08:27,798 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:08:27,806 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:08:27,809 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:08:27,810 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:08:27,815 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:08:27,816 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:08:27,819 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:08:27,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:08:27,825 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:08:27,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:08:27,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:08:27,831 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:08:27,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:08:27,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:08:27,848 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:08:27,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:08:27,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:08:27,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:08:27,859 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:08:27,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:08:27,861 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:08:27,862 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:08:27,865 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:08:27,865 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:08:27,866 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:08:27,869 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:08:27,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:08:27,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:08:27,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:08:27,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:08:27,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:08:27,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:08:27,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:08:27,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:08:27,881 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:08:27,909 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:08:27,909 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:08:27,911 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:08:27,911 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:08:27,913 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:08:27,913 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:08:27,913 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:08:27,913 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:08:27,914 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:08:27,914 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:08:27,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:08:27,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:08:27,916 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:08:27,916 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:08:27,918 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:08:27,918 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:08:27,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:08:27,918 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:08:27,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:08:27,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:08:27,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:08:27,921 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:08:27,921 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:08:27,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:08:27,921 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:08:27,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:08:27,922 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:08:27,922 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:08:27,922 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:08:27,922 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:08:27,925 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:08:27,925 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 -> 8b88a605df784da4b84aa984e355b57373efff76 [2019-11-24 21:08:28,381 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:08:28,398 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:08:28,401 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:08:28,405 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:08:28,408 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:08:28,409 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-token-1.i [2019-11-24 21:08:28,514 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8506498cd/3fa5eec49d7a41f3b033735eafcb0a62/FLAG432ad6f48 [2019-11-24 21:08:29,372 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:08:29,378 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-token-1.i [2019-11-24 21:08:29,407 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8506498cd/3fa5eec49d7a41f3b033735eafcb0a62/FLAG432ad6f48 [2019-11-24 21:08:29,536 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8506498cd/3fa5eec49d7a41f3b033735eafcb0a62 [2019-11-24 21:08:29,542 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:08:29,544 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:08:29,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:29,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:08:29,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:08:29,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:29" (1/1) ... [2019-11-24 21:08:29,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bc4890b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:29, skipping insertion in model container [2019-11-24 21:08:29,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:29" (1/1) ... [2019-11-24 21:08:29,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:08:29,648 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:08:30,284 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:30,311 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:08:30,415 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:30,502 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:08:30,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:30 WrapperNode [2019-11-24 21:08:30,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:30,505 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:30,505 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:08:30,508 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:08:30,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:30" (1/1) ... [2019-11-24 21:08:30,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:30" (1/1) ... [2019-11-24 21:08:30,630 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:30,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:08:30,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:08:30,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:08:30,649 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:30" (1/1) ... [2019-11-24 21:08:30,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:30" (1/1) ... [2019-11-24 21:08:30,661 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:30" (1/1) ... [2019-11-24 21:08:30,662 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:30" (1/1) ... [2019-11-24 21:08:30,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:30" (1/1) ... [2019-11-24 21:08:30,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:30" (1/1) ... [2019-11-24 21:08:30,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:30" (1/1) ... [2019-11-24 21:08:30,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:08:30,738 INFO L168 Benchmark]: Toolchain (without parser) took 1190.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.8 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:30,739 INFO L168 Benchmark]: CDTParser took 0.25 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. [2019-11-24 21:08:30,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 954.49 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:08:30,742 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.94 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:30,743 INFO L168 Benchmark]: Boogie Preprocessor took 98.63 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:08:30,745 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 954.49 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 125.94 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 98.63 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 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...