./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/modsf.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/modsf.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 dfa35dbeaf9ec268436e425d7397d5a090cc0d47 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/modsf.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 dfa35dbeaf9ec268436e425d7397d5a090cc0d47 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:23:21,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:23:21,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:23:21,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:23:21,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:23:21,128 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:23:21,134 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:23:21,152 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:23:21,154 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:23:21,159 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:23:21,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:23:21,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:23:21,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:23:21,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:23:21,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:23:21,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:23:21,187 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:23:21,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:23:21,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:23:21,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:23:21,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:23:21,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:23:21,225 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:23:21,230 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:23:21,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:23:21,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:23:21,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:23:21,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:23:21,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:23:21,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:23:21,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:23:21,248 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:23:21,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:23:21,253 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:23:21,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:23:21,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:23:21,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:23:21,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:23:21,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:23:21,265 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:23:21,267 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:23:21,268 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:23:21,312 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:23:21,313 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:23:21,317 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:23:21,318 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:23:21,318 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:23:21,321 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:23:21,321 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:23:21,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:23:21,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:23:21,322 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:23:21,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:23:21,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:23:21,326 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:23:21,327 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:23:21,327 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:23:21,327 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:23:21,328 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:23:21,331 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:23:21,331 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:23:21,332 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:23:21,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:23:21,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:23:21,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:23:21,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:23:21,334 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:23:21,334 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:23:21,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:23:21,336 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:23:21,336 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 -> dfa35dbeaf9ec268436e425d7397d5a090cc0d47 [2019-11-25 22:23:21,901 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:23:21,934 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:23:21,940 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:23:21,945 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:23:21,949 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:23:21,951 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/modsf.c [2019-11-25 22:23:22,102 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa92dcbcf/98a854ce76b845769d24ccdb4474125b/FLAG04aee4142 [2019-11-25 22:23:23,180 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:23:23,182 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/modsf.c [2019-11-25 22:23:23,197 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa92dcbcf/98a854ce76b845769d24ccdb4474125b/FLAG04aee4142 [2019-11-25 22:23:23,235 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa92dcbcf/98a854ce76b845769d24ccdb4474125b [2019-11-25 22:23:23,245 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:23:23,247 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:23:23,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:23,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:23:23,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:23:23,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:23" (1/1) ... [2019-11-25 22:23:23,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@116ef4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:23, skipping insertion in model container [2019-11-25 22:23:23,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:23" (1/1) ... [2019-11-25 22:23:23,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:23:23,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:23:23,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:23,790 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:23:23,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:23,955 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:23:23,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:23 WrapperNode [2019-11-25 22:23:23,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:23,958 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:23,959 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:23:23,959 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:23:23,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:23" (1/1) ... [2019-11-25 22:23:23,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:23" (1/1) ... [2019-11-25 22:23:24,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:24,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:23:24,038 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:23:24,038 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:23:24,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:23" (1/1) ... [2019-11-25 22:23:24,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:23" (1/1) ... [2019-11-25 22:23:24,055 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:23" (1/1) ... [2019-11-25 22:23:24,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:23" (1/1) ... [2019-11-25 22:23:24,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:23" (1/1) ... [2019-11-25 22:23:24,093 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:23" (1/1) ... [2019-11-25 22:23:24,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:23" (1/1) ... [2019-11-25 22:23:24,103 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:23:24,111 INFO L168 Benchmark]: Toolchain (without parser) took 859.78 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 22:23:24,115 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 22:23:24,131 INFO L168 Benchmark]: CACSL2BoogieTranslator took 705.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:24,135 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.77 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:24,137 INFO L168 Benchmark]: Boogie Preprocessor took 66.12 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 22:23:24,148 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 705.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 78.77 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 66.12 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:23:28,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:23:28,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:23:28,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:23:28,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:23:28,085 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:23:28,091 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:23:28,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:23:28,110 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:23:28,116 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:23:28,117 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:23:28,124 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:23:28,124 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:23:28,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:23:28,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:23:28,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:23:28,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:23:28,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:23:28,154 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:23:28,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:23:28,169 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:23:28,178 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:23:28,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:23:28,186 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:23:28,192 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:23:28,195 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:23:28,195 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:23:28,198 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:23:28,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:23:28,201 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:23:28,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:23:28,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:23:28,207 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:23:28,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:23:28,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:23:28,215 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:23:28,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:23:28,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:23:28,218 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:23:28,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:23:28,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:23:28,224 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:23:28,268 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:23:28,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:23:28,274 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:23:28,278 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:23:28,278 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:23:28,279 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:23:28,279 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:23:28,279 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:23:28,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:23:28,280 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:23:28,281 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:23:28,281 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:23:28,282 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:23:28,284 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:23:28,284 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:23:28,285 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:23:28,285 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:23:28,285 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:23:28,286 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:23:28,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:23:28,289 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:23:28,289 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:23:28,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:23:28,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:23:28,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:23:28,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:23:28,291 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:23:28,291 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:23:28,292 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:23:28,293 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:23:28,294 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 -> dfa35dbeaf9ec268436e425d7397d5a090cc0d47 [2019-11-25 22:23:28,875 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:23:28,908 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:23:28,920 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:23:28,922 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:23:28,923 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:23:28,924 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/modsf.c [2019-11-25 22:23:29,086 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c4f9c981/c29bb74947914c27998e3a941ac69fd3/FLAGf1d06f781 [2019-11-25 22:23:30,160 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:23:30,161 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/modsf.c [2019-11-25 22:23:30,176 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c4f9c981/c29bb74947914c27998e3a941ac69fd3/FLAGf1d06f781 [2019-11-25 22:23:30,212 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c4f9c981/c29bb74947914c27998e3a941ac69fd3 [2019-11-25 22:23:30,221 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:23:30,226 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:23:30,228 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:30,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:23:30,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:23:30,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:30" (1/1) ... [2019-11-25 22:23:30,249 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 25.11 10:23:30, skipping insertion in model container [2019-11-25 22:23:30,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:30" (1/1) ... [2019-11-25 22:23:30,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:23:30,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:23:30,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:30,794 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:23:30,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:31,002 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:23:31,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:31 WrapperNode [2019-11-25 22:23:31,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:31,005 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:31,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:23:31,007 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:23:31,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:31" (1/1) ... [2019-11-25 22:23:31,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:31" (1/1) ... [2019-11-25 22:23:31,135 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:31,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:23:31,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:23:31,137 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:23:31,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:31" (1/1) ... [2019-11-25 22:23:31,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:31" (1/1) ... [2019-11-25 22:23:31,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:31" (1/1) ... [2019-11-25 22:23:31,174 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:31" (1/1) ... [2019-11-25 22:23:31,206 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:31" (1/1) ... [2019-11-25 22:23:31,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:31" (1/1) ... [2019-11-25 22:23:31,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:31" (1/1) ... [2019-11-25 22:23:31,245 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:23:31,259 INFO L168 Benchmark]: Toolchain (without parser) took 1024.11 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 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:31,260 INFO L168 Benchmark]: CDTParser took 4.29 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 22:23:31,264 INFO L168 Benchmark]: CACSL2BoogieTranslator took 776.02 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 991.1 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:31,270 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.99 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. [2019-11-25 22:23:31,271 INFO L168 Benchmark]: Boogie Preprocessor took 110.75 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. [2019-11-25 22:23:31,279 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.29 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 776.02 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 991.1 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 131.99 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. * Boogie Preprocessor took 110.75 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...