./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/eqn4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/eqn4.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 6b405b22c6012bc1aca74c20c86bbaf541a8ed7a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/eqn4.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 6b405b22c6012bc1aca74c20c86bbaf541a8ed7a .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:23:02,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:23:02,049 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:23:02,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:23:02,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:23:02,088 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:23:02,091 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:23:02,110 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:23:02,113 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:23:02,117 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:23:02,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:23:02,124 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:23:02,127 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:23:02,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:23:02,135 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:23:02,139 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:23:02,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:23:02,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:23:02,150 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:23:02,158 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:23:02,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:23:02,172 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:23:02,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:23:02,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:23:02,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:23:02,187 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:23:02,188 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:23:02,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:23:02,192 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:23:02,194 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:23:02,196 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:23:02,197 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:23:02,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:23:02,204 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:23:02,206 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:23:02,206 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:23:02,208 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:23:02,209 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:23:02,211 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:23:02,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:23:02,217 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:23:02,218 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:23:02,261 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:23:02,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:23:02,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:23:02,271 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:23:02,271 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:23:02,272 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:23:02,272 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:23:02,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:23:02,273 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:23:02,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:23:02,275 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:23:02,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:23:02,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:23:02,279 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:23:02,279 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:23:02,280 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:23:02,280 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:23:02,281 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:23:02,283 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:23:02,283 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:23:02,284 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:23:02,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:23:02,284 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:23:02,286 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:23:02,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:23:02,286 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:23:02,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:23:02,289 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:23:02,289 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 -> 6b405b22c6012bc1aca74c20c86bbaf541a8ed7a [2019-11-25 22:23:02,879 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:23:02,908 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:23:02,915 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:23:02,917 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:23:02,920 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:23:02,921 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/eqn4.c [2019-11-25 22:23:03,074 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54eeafb50/555fd6254b67402b8245619947dd2749/FLAGe59ff537b [2019-11-25 22:23:04,045 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:23:04,048 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/eqn4.c [2019-11-25 22:23:04,067 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54eeafb50/555fd6254b67402b8245619947dd2749/FLAGe59ff537b [2019-11-25 22:23:04,219 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54eeafb50/555fd6254b67402b8245619947dd2749 [2019-11-25 22:23:04,231 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:23:04,233 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:23:04,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:04,239 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:23:04,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:23:04,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:04" (1/1) ... [2019-11-25 22:23:04,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@841c07b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:04, skipping insertion in model container [2019-11-25 22:23:04,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:04" (1/1) ... [2019-11-25 22:23:04,280 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:23:04,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:23:04,822 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:04,854 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:23:04,902 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:04,921 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:23:04,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:04 WrapperNode [2019-11-25 22:23:04,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:04,930 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:04,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:23:04,931 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:23:04,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:04" (1/1) ... [2019-11-25 22:23:05,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:04" (1/1) ... [2019-11-25 22:23:05,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:05,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:23:05,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:23:05,090 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:23:05,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:04" (1/1) ... [2019-11-25 22:23:05,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:04" (1/1) ... [2019-11-25 22:23:05,114 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:04" (1/1) ... [2019-11-25 22:23:05,115 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:04" (1/1) ... [2019-11-25 22:23:05,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:04" (1/1) ... [2019-11-25 22:23:05,146 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:04" (1/1) ... [2019-11-25 22:23:05,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:04" (1/1) ... [2019-11-25 22:23:05,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:23:05,181 INFO L168 Benchmark]: Toolchain (without parser) took 926.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 991.3 MB in the end (delta: -28.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:05,182 INFO L168 Benchmark]: CDTParser took 1.41 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. [2019-11-25 22:23:05,185 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.98 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 951.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:05,192 INFO L168 Benchmark]: Boogie Procedure Inliner took 158.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 991.3 MB in the end (delta: -39.6 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:05,195 INFO L168 Benchmark]: Boogie Preprocessor took 67.07 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:05,204 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 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 684.98 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 951.7 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 158.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 991.3 MB in the end (delta: -39.6 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 67.07 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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 0.1.24-65d6cd2 [2019-11-25 22:23:08,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:23:08,929 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:23:08,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:23:08,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:23:08,966 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:23:08,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:23:08,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:23:08,992 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:23:09,000 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:23:09,001 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:23:09,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:23:09,008 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:23:09,012 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:23:09,015 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:23:09,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:23:09,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:23:09,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:23:09,034 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:23:09,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:23:09,050 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:23:09,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:23:09,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:23:09,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:23:09,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:23:09,073 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:23:09,073 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:23:09,078 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:23:09,079 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:23:09,080 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:23:09,083 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:23:09,084 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:23:09,085 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:23:09,086 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:23:09,089 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:23:09,091 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:23:09,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:23:09,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:23:09,094 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:23:09,097 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:23:09,100 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:23:09,101 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:23:09,142 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:23:09,144 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:23:09,148 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:23:09,149 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:23:09,152 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:23:09,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:23:09,153 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:23:09,153 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:23:09,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:23:09,153 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:23:09,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:23:09,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:23:09,156 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:23:09,158 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:23:09,159 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:23:09,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:23:09,159 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:23:09,160 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:23:09,160 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:23:09,160 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:23:09,162 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:23:09,162 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:23:09,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:23:09,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:23:09,166 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:23:09,166 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:23:09,166 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:23:09,167 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:23:09,167 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:23:09,167 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:23:09,169 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 -> 6b405b22c6012bc1aca74c20c86bbaf541a8ed7a [2019-11-25 22:23:09,791 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:23:09,820 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:23:09,827 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:23:09,831 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:23:09,834 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:23:09,836 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/eqn4.c [2019-11-25 22:23:09,986 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82eba4994/4c8527909d37484498e92c151ea1f1c5/FLAG634d7df73 [2019-11-25 22:23:10,950 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:23:10,952 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/eqn4.c [2019-11-25 22:23:10,970 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82eba4994/4c8527909d37484498e92c151ea1f1c5/FLAG634d7df73 [2019-11-25 22:23:11,122 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82eba4994/4c8527909d37484498e92c151ea1f1c5 [2019-11-25 22:23:11,132 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:23:11,135 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:23:11,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:11,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:23:11,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:23:11,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:11" (1/1) ... [2019-11-25 22:23:11,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f36619a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:11, skipping insertion in model container [2019-11-25 22:23:11,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:11" (1/1) ... [2019-11-25 22:23:11,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:23:11,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:23:11,716 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:11,760 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:23:11,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:11,870 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:23:11,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:11 WrapperNode [2019-11-25 22:23:11,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:11,879 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:11,879 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:23:11,880 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:23:11,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:11" (1/1) ... [2019-11-25 22:23:12,033 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:11" (1/1) ... [2019-11-25 22:23:12,085 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:12,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:23:12,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:23:12,086 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:23:12,097 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:11" (1/1) ... [2019-11-25 22:23:12,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:11" (1/1) ... [2019-11-25 22:23:12,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:11" (1/1) ... [2019-11-25 22:23:12,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:11" (1/1) ... [2019-11-25 22:23:12,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:11" (1/1) ... [2019-11-25 22:23:12,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:11" (1/1) ... [2019-11-25 22:23:12,154 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:11" (1/1) ... [2019-11-25 22:23:12,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:23:12,173 INFO L168 Benchmark]: Toolchain (without parser) took 1033.27 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 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:12,176 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-25 22:23:12,179 INFO L168 Benchmark]: CACSL2BoogieTranslator took 730.39 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:12,185 INFO L168 Benchmark]: Boogie Procedure Inliner took 206.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.2 MB in the end (delta: -35.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:12,192 INFO L168 Benchmark]: Boogie Preprocessor took 80.14 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:12,197 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 730.39 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 206.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.2 MB in the end (delta: -35.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 80.14 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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...