./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-crafted/zero_sum2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-crafted/zero_sum2.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 743cb78e112955fa27174324923377b8fe3428dc ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-crafted/zero_sum2.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 743cb78e112955fa27174324923377b8fe3428dc ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:36:05,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:36:05,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:36:05,178 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:36:05,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:36:05,194 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:36:05,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:36:05,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:36:05,218 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:36:05,224 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:36:05,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:36:05,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:36:05,234 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:36:05,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:36:05,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:36:05,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:36:05,251 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:36:05,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:36:05,260 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:36:05,269 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:36:05,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:36:05,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:36:05,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:36:05,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:36:05,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:36:05,299 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:36:05,301 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:36:05,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:36:05,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:36:05,307 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:36:05,307 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:36:05,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:36:05,312 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:36:05,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:36:05,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:36:05,318 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:36:05,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:36:05,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:36:05,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:36:05,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:36:05,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:36:05,330 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:36:05,367 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:36:05,369 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:36:05,375 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:36:05,376 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:36:05,376 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:36:05,376 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:36:05,377 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:36:05,378 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:36:05,378 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:36:05,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:36:05,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:36:05,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:36:05,382 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:36:05,382 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:36:05,385 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:36:05,385 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:36:05,385 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:36:05,386 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:36:05,386 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:36:05,386 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:36:05,387 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:36:05,388 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:36:05,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:36:05,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:36:05,390 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:36:05,390 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:36:05,390 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:36:05,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:36:05,394 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:36:05,395 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 -> 743cb78e112955fa27174324923377b8fe3428dc [2019-11-24 20:36:05,994 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:36:06,028 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:36:06,034 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:36:06,040 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:36:06,041 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:36:06,042 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum2.c [2019-11-24 20:36:06,198 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d30925bc8/bb8bac3458b84ed6a4cb4cd5dd3ab808/FLAG8097398b7 [2019-11-24 20:36:07,239 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:36:07,240 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum2.c [2019-11-24 20:36:07,256 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d30925bc8/bb8bac3458b84ed6a4cb4cd5dd3ab808/FLAG8097398b7 [2019-11-24 20:36:07,291 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d30925bc8/bb8bac3458b84ed6a4cb4cd5dd3ab808 [2019-11-24 20:36:07,300 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:36:07,303 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:36:07,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:36:07,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:36:07,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:36:07,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:36:07" (1/1) ... [2019-11-24 20:36:07,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:07, skipping insertion in model container [2019-11-24 20:36:07,330 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:36:07" (1/1) ... [2019-11-24 20:36:07,349 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:36:07,403 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:36:07,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:36:07,880 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:36:07,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:36:08,051 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:36:08,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:08 WrapperNode [2019-11-24 20:36:08,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:36:08,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:36:08,055 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:36:08,055 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:36:08,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:08" (1/1) ... [2019-11-24 20:36:08,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:08" (1/1) ... [2019-11-24 20:36:08,158 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:36:08,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:36:08,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:36:08,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:36:08,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:08" (1/1) ... [2019-11-24 20:36:08,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:08" (1/1) ... [2019-11-24 20:36:08,187 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:08" (1/1) ... [2019-11-24 20:36:08,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:08" (1/1) ... [2019-11-24 20:36:08,201 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:08" (1/1) ... [2019-11-24 20:36:08,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:08" (1/1) ... [2019-11-24 20:36:08,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:08" (1/1) ... [2019-11-24 20:36:08,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:36:08,239 INFO L168 Benchmark]: Toolchain (without parser) took 928.04 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 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:36:08,240 INFO L168 Benchmark]: CDTParser took 2.32 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. [2019-11-24 20:36:08,255 INFO L168 Benchmark]: CACSL2BoogieTranslator took 743.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:36:08,256 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.59 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:36:08,259 INFO L168 Benchmark]: Boogie Preprocessor took 69.70 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. [2019-11-24 20:36:08,266 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.32 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 743.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 103.59 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 69.70 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:36:11,944 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:36:11,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:36:11,980 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:36:11,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:36:11,990 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:36:11,992 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:36:12,009 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:36:12,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:36:12,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:36:12,021 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:36:12,026 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:36:12,027 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:36:12,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:36:12,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:36:12,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:36:12,044 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:36:12,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:36:12,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:36:12,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:36:12,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:36:12,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:36:12,078 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:36:12,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:36:12,090 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:36:12,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:36:12,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:36:12,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:36:12,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:36:12,097 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:36:12,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:36:12,100 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:36:12,103 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:36:12,105 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:36:12,108 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:36:12,110 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:36:12,111 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:36:12,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:36:12,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:36:12,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:36:12,120 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:36:12,121 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:36:12,159 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:36:12,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:36:12,164 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:36:12,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:36:12,165 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:36:12,166 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:36:12,167 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:36:12,167 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:36:12,170 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:36:12,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:36:12,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:36:12,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:36:12,172 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:36:12,173 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:36:12,173 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:36:12,173 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:36:12,173 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:36:12,175 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:36:12,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:36:12,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:36:12,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:36:12,177 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:36:12,177 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:36:12,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:36:12,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:36:12,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:36:12,180 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:36:12,181 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:36:12,181 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:36:12,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:36:12,184 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:36:12,184 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 -> 743cb78e112955fa27174324923377b8fe3428dc [2019-11-24 20:36:12,742 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:36:12,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:36:12,779 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:36:12,780 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:36:12,785 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:36:12,786 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum2.c [2019-11-24 20:36:12,913 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e9840980/8882b1b0ecf14f3a8fe343336393430d/FLAG5c43eceb1 [2019-11-24 20:36:13,936 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:36:13,938 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum2.c [2019-11-24 20:36:13,956 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e9840980/8882b1b0ecf14f3a8fe343336393430d/FLAG5c43eceb1 [2019-11-24 20:36:14,125 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e9840980/8882b1b0ecf14f3a8fe343336393430d [2019-11-24 20:36:14,137 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:36:14,141 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:36:14,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:36:14,145 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:36:14,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:36:14,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:36:14" (1/1) ... [2019-11-24 20:36:14,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483df1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:14, skipping insertion in model container [2019-11-24 20:36:14,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:36:14" (1/1) ... [2019-11-24 20:36:14,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:36:14,225 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:36:14,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:36:14,698 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:36:14,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:36:14,909 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:36:14,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:14 WrapperNode [2019-11-24 20:36:14,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:36:14,918 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:36:14,918 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:36:14,921 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:36:14,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:14" (1/1) ... [2019-11-24 20:36:14,968 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:14" (1/1) ... [2019-11-24 20:36:15,016 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:36:15,016 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:36:15,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:36:15,017 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:36:15,028 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:14" (1/1) ... [2019-11-24 20:36:15,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:14" (1/1) ... [2019-11-24 20:36:15,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:14" (1/1) ... [2019-11-24 20:36:15,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:14" (1/1) ... [2019-11-24 20:36:15,066 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:14" (1/1) ... [2019-11-24 20:36:15,082 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:14" (1/1) ... [2019-11-24 20:36:15,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:14" (1/1) ... [2019-11-24 20:36:15,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:36:15,103 INFO L168 Benchmark]: Toolchain (without parser) took 959.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:36:15,107 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:36:15,110 INFO L168 Benchmark]: CACSL2BoogieTranslator took 766.74 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: -29.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:36:15,111 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.12 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:36:15,114 INFO L168 Benchmark]: Boogie Preprocessor took 79.75 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:36:15,122 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 766.74 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: -29.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 98.12 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 79.75 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...