./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/forester-heap/dll-simple-white-blue-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/forester-heap/dll-simple-white-blue-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a0270bdb02afc11bd88836e5502a475e981de345 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-simple-white-blue-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a0270bdb02afc11bd88836e5502a475e981de345 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:11:21,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:21,782 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:21,817 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:21,820 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:21,825 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:21,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:21,848 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:21,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:21,856 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:21,863 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:21,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:21,867 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:21,871 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:21,876 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:21,882 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:21,887 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:21,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:21,896 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:21,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:21,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:21,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:21,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:21,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:21,936 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:21,936 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:21,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:21,942 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:21,943 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:21,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:21,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:21,948 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:21,951 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:21,955 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:21,957 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:21,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:21,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:21,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:21,963 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:21,967 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:21,972 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:21,973 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:11:22,012 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:22,014 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:22,020 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:22,022 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:22,022 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:22,023 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:22,026 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:22,026 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:11:22,026 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:22,027 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:22,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:22,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:22,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:22,029 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:22,030 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:22,032 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:22,032 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:22,032 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:22,033 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:22,033 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:22,033 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:22,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:22,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:22,035 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:22,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:22,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:11:22,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:11:22,038 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:22,039 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 -> a0270bdb02afc11bd88836e5502a475e981de345 [2019-11-27 16:11:22,596 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:22,628 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:22,632 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:22,636 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:22,640 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:22,641 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-simple-white-blue-2.i [2019-11-27 16:11:22,805 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/543339adc/c09e69a886f24c84a6a1804c5c7808bb/FLAGac6703879 [2019-11-27 16:11:24,043 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:24,047 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-simple-white-blue-2.i [2019-11-27 16:11:24,086 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/543339adc/c09e69a886f24c84a6a1804c5c7808bb/FLAGac6703879 [2019-11-27 16:11:24,118 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/543339adc/c09e69a886f24c84a6a1804c5c7808bb [2019-11-27 16:11:24,127 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:24,132 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:24,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:24,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:24,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:24,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:24" (1/1) ... [2019-11-27 16:11:24,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59933dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:24, skipping insertion in model container [2019-11-27 16:11:24,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:24" (1/1) ... [2019-11-27 16:11:24,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:24,273 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:25,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:25,174 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:25,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:25,426 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:25,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:25 WrapperNode [2019-11-27 16:11:25,433 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:25,434 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:25,435 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:25,435 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:25,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:25" (1/1) ... [2019-11-27 16:11:25,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:25" (1/1) ... [2019-11-27 16:11:25,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:25,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:25,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:25,578 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:25,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:25" (1/1) ... [2019-11-27 16:11:25,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:25" (1/1) ... [2019-11-27 16:11:25,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:25" (1/1) ... [2019-11-27 16:11:25,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:25" (1/1) ... [2019-11-27 16:11:25,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:25" (1/1) ... [2019-11-27 16:11:25,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:25" (1/1) ... [2019-11-27 16:11:25,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:25" (1/1) ... [2019-11-27 16:11:25,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:25,685 INFO L168 Benchmark]: Toolchain (without parser) took 1540.56 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 972.7 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:25,686 INFO L168 Benchmark]: CDTParser took 1.26 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:25,693 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1299.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:25,696 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.25 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:25,698 INFO L168 Benchmark]: Boogie Preprocessor took 91.71 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:25,710 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.26 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 1299.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 142.25 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 91.71 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:11:29,703 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:29,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:29,744 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:29,745 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:29,748 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:29,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:29,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:29,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:29,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:29,784 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:29,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:29,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:29,797 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:29,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:29,802 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:29,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:29,812 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:29,819 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:29,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:29,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:29,840 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:29,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:29,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:29,849 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:29,854 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:29,854 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:29,856 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:29,859 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:29,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:29,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:29,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:29,866 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:29,869 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:29,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:29,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:29,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:29,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:29,876 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:29,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:29,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:29,885 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:11:29,923 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:29,926 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:29,931 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:29,932 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:29,935 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:29,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:29,936 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:29,936 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:29,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:29,936 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:29,938 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:29,941 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:29,941 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:11:29,942 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:11:29,942 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:29,942 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:29,943 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:29,943 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:29,943 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:29,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:29,946 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:29,946 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:29,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:29,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:29,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:29,947 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:29,948 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:11:29,951 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:11:29,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:29,951 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:11:29,953 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 -> a0270bdb02afc11bd88836e5502a475e981de345 [2019-11-27 16:11:30,515 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:30,547 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:30,555 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:30,559 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:30,561 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:30,563 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-simple-white-blue-2.i [2019-11-27 16:11:30,725 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e319ff69/9a2be50cd7df4ca3bd512cbe0fe9c916/FLAG37f9c1ebc [2019-11-27 16:11:31,969 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:31,970 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-simple-white-blue-2.i [2019-11-27 16:11:32,005 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e319ff69/9a2be50cd7df4ca3bd512cbe0fe9c916/FLAG37f9c1ebc [2019-11-27 16:11:32,046 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e319ff69/9a2be50cd7df4ca3bd512cbe0fe9c916 [2019-11-27 16:11:32,060 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:32,062 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:32,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:32,068 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:32,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:32,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:32" (1/1) ... [2019-11-27 16:11:32,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52f614e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:32, skipping insertion in model container [2019-11-27 16:11:32,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:32" (1/1) ... [2019-11-27 16:11:32,108 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:32,217 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:33,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:33,130 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:33,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:33,400 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:33,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:33 WrapperNode [2019-11-27 16:11:33,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:33,405 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:33,408 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:33,408 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:33,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:33" (1/1) ... [2019-11-27 16:11:33,484 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:33" (1/1) ... [2019-11-27 16:11:33,552 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:33,553 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:33,553 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:33,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:33,568 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:33" (1/1) ... [2019-11-27 16:11:33,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:33" (1/1) ... [2019-11-27 16:11:33,590 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:33" (1/1) ... [2019-11-27 16:11:33,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:33" (1/1) ... [2019-11-27 16:11:33,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:33" (1/1) ... [2019-11-27 16:11:33,661 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:33" (1/1) ... [2019-11-27 16:11:33,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:33" (1/1) ... [2019-11-27 16:11:33,685 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:33,696 INFO L168 Benchmark]: Toolchain (without parser) took 1629.32 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 972.7 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:33,697 INFO L168 Benchmark]: CDTParser took 3.58 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:33,699 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1336.69 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:33,703 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.05 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:33,705 INFO L168 Benchmark]: Boogie Preprocessor took 132.37 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:33,716 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.58 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 1336.69 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 148.05 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 132.37 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 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...