./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/forester-heap/dll-sorted-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/forester-heap/dll-sorted-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 3d1a973dcd7009ffcd2eda1338249f4d290fb62a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-sorted-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 3d1a973dcd7009ffcd2eda1338249f4d290fb62a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:49:36,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:36,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:36,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:36,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:36,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:36,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:36,868 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:36,875 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:36,878 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:36,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:36,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:36,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:36,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:36,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:36,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:36,896 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:36,897 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:36,902 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:36,908 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:36,914 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:36,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:36,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:36,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:36,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:36,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:36,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:36,933 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:36,936 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:36,937 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:36,937 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:36,938 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:36,941 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:36,943 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:36,944 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:36,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:36,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:36,948 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:36,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:36,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:36,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:36,953 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:49:36,982 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:36,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:36,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:36,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:36,988 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:36,988 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:36,990 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:36,990 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:49:36,990 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:36,990 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:36,991 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:36,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:36,992 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:36,995 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:36,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:36,996 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:36,996 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:36,996 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:36,996 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:36,996 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:36,997 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:36,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:36,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:36,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:36,997 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:36,998 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:49:36,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:49:36,998 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:36,998 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 -> 3d1a973dcd7009ffcd2eda1338249f4d290fb62a [2019-11-27 09:49:37,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:37,495 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:37,501 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:37,507 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:37,508 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:37,509 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-sorted-1.i [2019-11-27 09:49:37,619 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dd707ab3/c5697b29f79943bfa39ae9db76d08cbb/FLAG5e4b371ae [2019-11-27 09:49:38,478 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:38,481 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-sorted-1.i [2019-11-27 09:49:38,518 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dd707ab3/c5697b29f79943bfa39ae9db76d08cbb/FLAG5e4b371ae [2019-11-27 09:49:38,679 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dd707ab3/c5697b29f79943bfa39ae9db76d08cbb [2019-11-27 09:49:38,682 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:38,684 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:38,691 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:38,691 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:38,694 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:38,695 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:38" (1/1) ... [2019-11-27 09:49:38,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34eb2bde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:38, skipping insertion in model container [2019-11-27 09:49:38,700 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:38" (1/1) ... [2019-11-27 09:49:38,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:38,799 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:39,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:39,477 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:39,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:39,684 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:39,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:39 WrapperNode [2019-11-27 09:49:39,686 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:39,687 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:39,687 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:39,687 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:39,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:39" (1/1) ... [2019-11-27 09:49:39,735 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:39" (1/1) ... [2019-11-27 09:49:39,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:39,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:39,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:39,800 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:39,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:39" (1/1) ... [2019-11-27 09:49:39,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:39" (1/1) ... [2019-11-27 09:49:39,823 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:39" (1/1) ... [2019-11-27 09:49:39,824 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:39" (1/1) ... [2019-11-27 09:49:39,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:39" (1/1) ... [2019-11-27 09:49:39,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:39" (1/1) ... [2019-11-27 09:49:39,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:39" (1/1) ... [2019-11-27 09:49:39,868 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:39,880 INFO L168 Benchmark]: Toolchain (without parser) took 1187.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.6 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:39,881 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:39,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 995.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.3 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:39,891 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.97 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:39,894 INFO L168 Benchmark]: Boogie Preprocessor took 69.82 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:39,903 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 995.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.3 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 111.97 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 69.82 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:49:42,659 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:42,663 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:42,685 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:42,686 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:42,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:42,694 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:42,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:42,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:42,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:42,721 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:42,722 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:42,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:42,728 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:42,729 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:42,733 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:42,734 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:42,735 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:42,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:42,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:42,748 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:42,756 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:42,757 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:42,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:42,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:42,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:42,763 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:42,765 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:42,765 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:42,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:42,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:42,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:42,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:42,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:42,775 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:42,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:42,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:42,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:42,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:42,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:42,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:42,782 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:49:42,811 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:42,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:42,813 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:42,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:42,816 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:42,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:42,817 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:42,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:42,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:42,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:42,818 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:42,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:42,819 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:49:42,821 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:49:42,821 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:42,821 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:42,821 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:42,822 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:42,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:42,822 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:42,822 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:42,822 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:42,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:42,824 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:42,824 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:42,824 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:42,825 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:49:42,827 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:49:42,827 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:42,827 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:49:42,828 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 -> 3d1a973dcd7009ffcd2eda1338249f4d290fb62a [2019-11-27 09:49:43,286 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:43,304 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:43,310 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:43,312 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:43,315 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:43,316 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-sorted-1.i [2019-11-27 09:49:43,426 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6afa9b026/c4e52e19c9e142fcad6146fda48be7ed/FLAG550a0b2d5 [2019-11-27 09:49:44,240 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:44,241 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-sorted-1.i [2019-11-27 09:49:44,266 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6afa9b026/c4e52e19c9e142fcad6146fda48be7ed/FLAG550a0b2d5 [2019-11-27 09:49:44,452 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6afa9b026/c4e52e19c9e142fcad6146fda48be7ed [2019-11-27 09:49:44,456 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:44,458 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:44,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:44,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:44,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:44,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:44" (1/1) ... [2019-11-27 09:49:44,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696fbcb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:44, skipping insertion in model container [2019-11-27 09:49:44,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:44" (1/1) ... [2019-11-27 09:49:44,483 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:44,569 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:45,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:45,247 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:45,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:45,444 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:45,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:45 WrapperNode [2019-11-27 09:49:45,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:45,450 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:45,450 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:45,450 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:45,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:45" (1/1) ... [2019-11-27 09:49:45,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:45" (1/1) ... [2019-11-27 09:49:45,544 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:45,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:45,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:45,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:45,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:45" (1/1) ... [2019-11-27 09:49:45,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:45" (1/1) ... [2019-11-27 09:49:45,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:45" (1/1) ... [2019-11-27 09:49:45,569 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:45" (1/1) ... [2019-11-27 09:49:45,604 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:45" (1/1) ... [2019-11-27 09:49:45,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:45" (1/1) ... [2019-11-27 09:49:45,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:45" (1/1) ... [2019-11-27 09:49:45,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:45,639 INFO L168 Benchmark]: Toolchain (without parser) took 1177.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 974.0 MB in the end (delta: -13.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:45,640 INFO L168 Benchmark]: CDTParser took 1.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:45,648 INFO L168 Benchmark]: CACSL2BoogieTranslator took 982.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.8 MB in the end (delta: -19.5 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:45,649 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.32 ms. Allocated memory is still 1.0 GB. Free memory is still 979.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:45,649 INFO L168 Benchmark]: Boogie Preprocessor took 87.96 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 974.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:45,654 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.22 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 982.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.8 MB in the end (delta: -19.5 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 95.32 ms. Allocated memory is still 1.0 GB. Free memory is still 979.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 87.96 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 974.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...