./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/sqm-iff.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-fpi/sqm-iff.c -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 ea8e4699b666ed7abcb45752bfdbd03e9b20b89e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/array-fpi/sqm-iff.c -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 ea8e4699b666ed7abcb45752bfdbd03e9b20b89e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:37:52,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:37:52,656 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:37:52,679 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:37:52,681 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:37:52,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:37:52,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:37:52,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:37:52,717 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:37:52,722 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:37:52,724 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:37:52,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:37:52,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:37:52,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:37:52,740 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:37:52,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:37:52,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:37:52,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:37:52,756 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:37:52,767 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:37:52,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:37:52,780 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:37:52,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:37:52,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:37:52,795 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:37:52,795 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:37:52,796 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:37:52,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:37:52,800 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:37:52,801 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:37:52,804 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:37:52,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:37:52,806 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:37:52,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:37:52,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:37:52,814 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:37:52,815 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:37:52,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:37:52,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:37:52,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:37:52,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:37:52,825 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:37:52,863 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:37:52,866 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:37:52,868 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:37:52,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:37:52,869 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:37:52,872 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:37:52,872 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:37:52,873 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:37:52,873 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:37:52,873 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:37:52,875 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:37:52,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:37:52,875 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:37:52,876 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:37:52,878 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:37:52,878 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:37:52,878 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:37:52,879 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:37:52,879 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:37:52,881 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:37:52,881 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:37:52,881 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:37:52,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:37:52,882 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:37:52,884 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:37:52,884 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:37:52,884 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:37:52,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:37:52,886 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:37:52,886 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 -> ea8e4699b666ed7abcb45752bfdbd03e9b20b89e [2019-11-24 20:37:53,512 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:37:53,538 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:37:53,544 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:37:53,550 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:37:53,551 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:37:53,554 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/sqm-iff.c [2019-11-24 20:37:53,704 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e80be0094/ec1a1d5cba9f4d99a3c4aad503cc4521/FLAGc893288d6 [2019-11-24 20:37:54,776 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:37:54,777 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/sqm-iff.c [2019-11-24 20:37:54,796 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e80be0094/ec1a1d5cba9f4d99a3c4aad503cc4521/FLAGc893288d6 [2019-11-24 20:37:54,837 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e80be0094/ec1a1d5cba9f4d99a3c4aad503cc4521 [2019-11-24 20:37:54,843 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:37:54,849 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:37:54,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:37:54,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:37:54,867 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:37:54,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:37:54" (1/1) ... [2019-11-24 20:37:54,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f35d551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:54, skipping insertion in model container [2019-11-24 20:37:54,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:37:54" (1/1) ... [2019-11-24 20:37:54,898 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:37:54,944 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:37:55,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:37:55,396 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:37:55,454 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:37:55,565 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:37:55,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:55 WrapperNode [2019-11-24 20:37:55,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:37:55,569 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:37:55,571 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:37:55,571 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:37:55,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:55" (1/1) ... [2019-11-24 20:37:55,621 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:55" (1/1) ... [2019-11-24 20:37:55,671 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:37:55,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:37:55,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:37:55,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:37:55,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:55" (1/1) ... [2019-11-24 20:37:55,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:55" (1/1) ... [2019-11-24 20:37:55,700 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:55" (1/1) ... [2019-11-24 20:37:55,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:55" (1/1) ... [2019-11-24 20:37:55,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:55" (1/1) ... [2019-11-24 20:37:55,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:55" (1/1) ... [2019-11-24 20:37:55,732 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:37:55" (1/1) ... [2019-11-24 20:37:55,741 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:37:55,763 INFO L168 Benchmark]: Toolchain (without parser) took 895.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:37:55,765 INFO L168 Benchmark]: CDTParser took 0.94 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:37:55,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 712.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:37:55,775 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.65 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:37:55,777 INFO L168 Benchmark]: Boogie Preprocessor took 68.85 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:37:55,785 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 712.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 102.65 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 68.85 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:37:59,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:37:59,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:37:59,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:37:59,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:37:59,764 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:37:59,771 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:37:59,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:37:59,789 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:37:59,796 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:37:59,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:37:59,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:37:59,805 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:37:59,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:37:59,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:37:59,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:37:59,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:37:59,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:37:59,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:37:59,838 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:37:59,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:37:59,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:37:59,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:37:59,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:37:59,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:37:59,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:37:59,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:37:59,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:37:59,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:37:59,875 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:37:59,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:37:59,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:37:59,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:37:59,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:37:59,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:37:59,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:37:59,890 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:37:59,890 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:37:59,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:37:59,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:37:59,896 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:37:59,897 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:37:59,938 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:37:59,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:37:59,941 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:37:59,943 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:37:59,943 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:37:59,943 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:37:59,944 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:37:59,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:37:59,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:37:59,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:37:59,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:37:59,949 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:37:59,949 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:37:59,950 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:37:59,950 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:37:59,951 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:37:59,951 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:37:59,951 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:37:59,954 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:37:59,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:37:59,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:37:59,955 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:37:59,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:37:59,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:37:59,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:37:59,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:37:59,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:37:59,959 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:37:59,959 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:37:59,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:37:59,961 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:37:59,961 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 -> ea8e4699b666ed7abcb45752bfdbd03e9b20b89e [2019-11-24 20:38:00,566 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:38:00,597 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:38:00,602 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:38:00,608 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:38:00,611 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:38:00,615 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/sqm-iff.c [2019-11-24 20:38:00,767 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dfd0e83e/bb915c5f37bf490fa3b58a87c6136a81/FLAGfc92977e1 [2019-11-24 20:38:01,754 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:38:01,755 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/sqm-iff.c [2019-11-24 20:38:01,774 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dfd0e83e/bb915c5f37bf490fa3b58a87c6136a81/FLAGfc92977e1 [2019-11-24 20:38:01,919 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dfd0e83e/bb915c5f37bf490fa3b58a87c6136a81 [2019-11-24 20:38:01,928 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:38:01,933 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:38:01,935 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:01,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:38:01,945 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:38:01,946 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:01" (1/1) ... [2019-11-24 20:38:01,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd4a022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:01, skipping insertion in model container [2019-11-24 20:38:01,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:01" (1/1) ... [2019-11-24 20:38:01,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:38:02,022 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:38:02,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:02,543 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:38:02,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:02,732 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:38:02,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:02 WrapperNode [2019-11-24 20:38:02,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:02,736 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:02,740 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:38:02,742 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:38:02,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:02" (1/1) ... [2019-11-24 20:38:02,805 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:02" (1/1) ... [2019-11-24 20:38:02,868 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:02,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:38:02,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:38:02,872 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:38:02,896 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:02" (1/1) ... [2019-11-24 20:38:02,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:02" (1/1) ... [2019-11-24 20:38:02,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:02" (1/1) ... [2019-11-24 20:38:02,908 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:02" (1/1) ... [2019-11-24 20:38:02,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:02" (1/1) ... [2019-11-24 20:38:02,958 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:02" (1/1) ... [2019-11-24 20:38:02,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:02" (1/1) ... [2019-11-24 20:38:02,974 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:38:02,992 INFO L168 Benchmark]: Toolchain (without parser) took 1054.70 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 985.3 MB in the end (delta: -25.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:02,993 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:02,998 INFO L168 Benchmark]: CACSL2BoogieTranslator took 800.64 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 996.8 MB in the end (delta: -36.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:03,001 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.19 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:03,006 INFO L168 Benchmark]: Boogie Preprocessor took 108.43 ms. Allocated memory is still 1.0 GB. Free memory was 991.0 MB in the beginning and 985.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:03,016 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 800.64 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 996.8 MB in the end (delta: -36.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 134.19 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 108.43 ms. Allocated memory is still 1.0 GB. Free memory was 991.0 MB in the beginning and 985.3 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...