./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/s1iff.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/s1iff.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 f327e5a5b021f775646fced96474c3f2382bd51e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/s1iff.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 f327e5a5b021f775646fced96474c3f2382bd51e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:31:45,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:45,733 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:45,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:45,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:45,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:45,777 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:45,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:45,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:45,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:45,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:45,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:45,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:45,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:45,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:45,821 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:45,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:45,827 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:45,830 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:45,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:45,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:45,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:45,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:45,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:45,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:45,866 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:45,866 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:45,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:45,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:45,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:45,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:45,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:45,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:45,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:45,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:45,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:45,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:45,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:45,889 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:45,890 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:45,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:45,895 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:31:45,946 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:45,953 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:45,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:45,958 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:45,960 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:45,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:45,961 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:45,961 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:31:45,963 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:45,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:45,966 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:45,966 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:45,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:45,967 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:45,968 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:45,968 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:45,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:45,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:45,972 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:45,973 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:45,973 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:45,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:45,974 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:45,974 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:45,975 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:45,977 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:31:45,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:31:45,977 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:45,978 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 -> f327e5a5b021f775646fced96474c3f2382bd51e [2019-11-26 16:31:46,527 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:46,555 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:46,559 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:46,567 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:46,568 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:46,570 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s1iff.c [2019-11-26 16:31:46,724 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a867c8b0/00b3876dba1c4ec78b347d14ef7549b6/FLAGccd41575f [2019-11-26 16:31:47,755 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:47,756 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s1iff.c [2019-11-26 16:31:47,775 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a867c8b0/00b3876dba1c4ec78b347d14ef7549b6/FLAGccd41575f [2019-11-26 16:31:47,814 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a867c8b0/00b3876dba1c4ec78b347d14ef7549b6 [2019-11-26 16:31:47,820 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:47,825 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:47,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:47,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:47,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:47,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:47" (1/1) ... [2019-11-26 16:31:47,852 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 26.11 04:31:47, skipping insertion in model container [2019-11-26 16:31:47,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:47" (1/1) ... [2019-11-26 16:31:47,874 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:47,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:48,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:48,454 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:48,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:48,638 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:48,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:48 WrapperNode [2019-11-26 16:31:48,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:48,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:48,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:48,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:48,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:48" (1/1) ... [2019-11-26 16:31:48,690 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:48" (1/1) ... [2019-11-26 16:31:48,727 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:48,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:48,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:48,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:48,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:48" (1/1) ... [2019-11-26 16:31:48,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:48" (1/1) ... [2019-11-26 16:31:48,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:48" (1/1) ... [2019-11-26 16:31:48,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:48" (1/1) ... [2019-11-26 16:31:48,776 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:48" (1/1) ... [2019-11-26 16:31:48,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:48" (1/1) ... [2019-11-26 16:31:48,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:48" (1/1) ... [2019-11-26 16:31:48,798 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:48,807 INFO L168 Benchmark]: Toolchain (without parser) took 977.06 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. [2019-11-26 16:31:48,815 INFO L168 Benchmark]: CDTParser took 1.00 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. [2019-11-26 16:31:48,816 INFO L168 Benchmark]: CACSL2BoogieTranslator took 814.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:48,829 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.92 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:48,833 INFO L168 Benchmark]: Boogie Preprocessor took 69.96 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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. [2019-11-26 16:31:48,842 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.00 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 814.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 83.92 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 69.96 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:31:52,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:52,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:52,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:52,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:52,875 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:52,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:52,896 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:52,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:52,905 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:52,910 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:52,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:52,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:52,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:52,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:52,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:52,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:52,937 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:52,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:52,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:52,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:52,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:52,965 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:52,970 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:52,978 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:52,979 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:52,979 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:52,982 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:52,983 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:52,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:52,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:52,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:52,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:52,995 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:52,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:52,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:53,001 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:53,001 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:53,003 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:53,004 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:53,007 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:53,009 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:31:53,048 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:53,049 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:53,053 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:53,053 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:53,054 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:53,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:53,055 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:53,057 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:53,057 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:53,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:53,059 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:53,062 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:53,062 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:31:53,063 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:31:53,063 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:53,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:53,064 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:53,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:53,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:53,067 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:53,067 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:53,067 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:53,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:53,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:53,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:53,069 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:53,069 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:31:53,069 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:31:53,072 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:53,072 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:31:53,073 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 -> f327e5a5b021f775646fced96474c3f2382bd51e [2019-11-26 16:31:53,620 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:53,646 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:53,654 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:53,660 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:53,661 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:53,663 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s1iff.c [2019-11-26 16:31:53,811 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28abd69cc/198f711d5ea7476a80be1c7567059711/FLAG1f686f29c [2019-11-26 16:31:54,797 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:54,798 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s1iff.c [2019-11-26 16:31:54,816 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28abd69cc/198f711d5ea7476a80be1c7567059711/FLAG1f686f29c [2019-11-26 16:31:54,968 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28abd69cc/198f711d5ea7476a80be1c7567059711 [2019-11-26 16:31:54,978 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:54,983 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:54,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:54,991 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:54,997 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:55,001 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:54" (1/1) ... [2019-11-26 16:31:55,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25af3bdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:55, skipping insertion in model container [2019-11-26 16:31:55,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:54" (1/1) ... [2019-11-26 16:31:55,031 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:55,080 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:55,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:55,597 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:55,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:55,823 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:55,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:55 WrapperNode [2019-11-26 16:31:55,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:55,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:55,830 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:55,830 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:55,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:55" (1/1) ... [2019-11-26 16:31:55,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:55" (1/1) ... [2019-11-26 16:31:55,930 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:55,931 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:55,931 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:55,931 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:55,942 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:55" (1/1) ... [2019-11-26 16:31:55,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:55" (1/1) ... [2019-11-26 16:31:55,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:55" (1/1) ... [2019-11-26 16:31:55,951 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:55" (1/1) ... [2019-11-26 16:31:55,982 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:55" (1/1) ... [2019-11-26 16:31:55,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:55" (1/1) ... [2019-11-26 16:31:55,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:55" (1/1) ... [2019-11-26 16:31:56,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:56,012 INFO L168 Benchmark]: Toolchain (without parser) took 1024.92 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 991.0 MB in the end (delta: -29.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:56,017 INFO L168 Benchmark]: CDTParser took 3.11 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. [2019-11-26 16:31:56,024 INFO L168 Benchmark]: CACSL2BoogieTranslator took 836.75 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 996.7 MB in the end (delta: -35.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:56,026 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.77 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 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. [2019-11-26 16:31:56,027 INFO L168 Benchmark]: Boogie Preprocessor took 74.30 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:56,045 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.11 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 836.75 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 996.7 MB in the end (delta: -35.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 103.77 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 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 74.30 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 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...