./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-invgen/apache-get-tag.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 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/loop-invgen/apache-get-tag.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 01c80fcdd0a0da14cc25a34188deb5573e4a4209 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:21:27,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:21:27,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:21:27,813 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:21:27,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:21:27,816 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:21:27,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:21:27,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:21:27,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:21:27,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:21:27,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:21:27,860 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:21:27,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:21:27,866 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:21:27,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:21:27,875 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:21:27,879 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:21:27,884 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:21:27,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:21:27,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:21:27,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:21:27,909 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:21:27,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:21:27,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:21:27,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:21:27,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:21:27,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:21:27,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:21:27,933 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:21:27,934 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:21:27,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:21:27,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:21:27,939 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:21:27,941 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:21:27,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:21:27,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:21:27,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:21:27,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:21:27,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:21:27,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:21:27,955 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:21:27,957 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:21:27,998 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:21:28,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:21:28,004 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:21:28,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:21:28,006 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:21:28,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:21:28,008 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:21:28,008 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:21:28,009 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:21:28,009 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:21:28,011 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:21:28,013 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:21:28,013 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:21:28,014 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:21:28,014 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:21:28,015 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:21:28,018 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:21:28,018 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:21:28,019 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:21:28,019 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:21:28,019 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:21:28,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:21:28,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:21:28,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:21:28,021 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:21:28,021 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:21:28,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:21:28,023 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:21:28,023 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 -> 01c80fcdd0a0da14cc25a34188deb5573e4a4209 [2019-11-16 21:21:28,595 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:21:28,623 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:21:28,632 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:21:28,636 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:21:28,641 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:21:28,643 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-invgen/apache-get-tag.i [2019-11-16 21:21:28,800 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ed5faad5/c65e6eba7ad0465083f2e7c77c542af4/FLAGe7934f8a1 [2019-11-16 21:21:29,877 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:21:29,880 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i [2019-11-16 21:21:29,897 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ed5faad5/c65e6eba7ad0465083f2e7c77c542af4/FLAGe7934f8a1 [2019-11-16 21:21:29,935 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ed5faad5/c65e6eba7ad0465083f2e7c77c542af4 [2019-11-16 21:21:29,942 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:21:29,945 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:21:29,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:21:29,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:21:29,960 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:21:29,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:21:29" (1/1) ... [2019-11-16 21:21:29,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e8a9f55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:21:29, skipping insertion in model container [2019-11-16 21:21:29,970 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:21:29" (1/1) ... [2019-11-16 21:21:29,990 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:21:30,041 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:21:30,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:21:30,542 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:21:30,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:21:30,651 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:21:30,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:21:30 WrapperNode [2019-11-16 21:21:30,654 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:21:30,655 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:21:30,658 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:21:30,658 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:21:30,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:21:30" (1/1) ... [2019-11-16 21:21:30,788 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:21:30" (1/1) ... [2019-11-16 21:21:30,865 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:21:30,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:21:30,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:21:30,866 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:21:30,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:21:30" (1/1) ... [2019-11-16 21:21:30,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:21:30" (1/1) ... [2019-11-16 21:21:30,898 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:21:30" (1/1) ... [2019-11-16 21:21:30,900 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:21:30" (1/1) ... [2019-11-16 21:21:30,910 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:21:30" (1/1) ... [2019-11-16 21:21:30,926 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:21:30" (1/1) ... [2019-11-16 21:21:30,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:21:30" (1/1) ... [2019-11-16 21:21:30,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:21:30,958 INFO L168 Benchmark]: Toolchain (without parser) took 993.26 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:21:30,960 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-16 21:21:30,963 INFO L168 Benchmark]: CACSL2BoogieTranslator took 704.07 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-16 21:21:30,971 INFO L168 Benchmark]: Boogie Procedure Inliner took 210.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.1 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-16 21:21:30,975 INFO L168 Benchmark]: Boogie Preprocessor took 69.79 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:21:30,987 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 704.07 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 210.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.1 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 69.79 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.3 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...