./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 da95e156 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-da95e15 [2019-11-27 09:17:14,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:17:14,200 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:17:14,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:17:14,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:17:14,236 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:17:14,242 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:17:14,257 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:17:14,260 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:17:14,264 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:17:14,266 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:17:14,269 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:17:14,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:17:14,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:17:14,276 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:17:14,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:17:14,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:17:14,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:17:14,294 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:17:14,302 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:17:14,316 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:17:14,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:17:14,324 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:17:14,329 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:17:14,337 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:17:14,340 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:17:14,340 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:17:14,342 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:17:14,343 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:17:14,346 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:17:14,348 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:17:14,349 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:17:14,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:17:14,354 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:17:14,358 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:17:14,358 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:17:14,359 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:17:14,360 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:17:14,361 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:17:14,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:17:14,364 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:17:14,366 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:17:14,411 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:17:14,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:17:14,420 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:17:14,422 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:17:14,422 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:17:14,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:17:14,424 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:17:14,424 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:17:14,424 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:17:14,425 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:17:14,427 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:17:14,427 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:17:14,428 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:17:14,429 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:17:14,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:17:14,430 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:17:14,432 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:17:14,432 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:17:14,432 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:17:14,433 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:17:14,433 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:17:14,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:17:14,434 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:17:14,437 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:17:14,437 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:17:14,437 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:17:14,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:17:14,438 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:17:14,438 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 [2019-11-27 09:17:15,035 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:17:15,065 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:17:15,076 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:17:15,082 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:17:15,083 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:17:15,084 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum2.c [2019-11-27 09:17:15,246 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64e5a6791/8becab72594e4037bd66633f12b2a8d6/FLAGeaaa35b14 [2019-11-27 09:17:16,277 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:17:16,280 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum2.c [2019-11-27 09:17:16,289 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64e5a6791/8becab72594e4037bd66633f12b2a8d6/FLAGeaaa35b14 [2019-11-27 09:17:16,332 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64e5a6791/8becab72594e4037bd66633f12b2a8d6 [2019-11-27 09:17:16,340 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:17:16,343 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:17:16,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:16,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:17:16,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:17:16,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:16" (1/1) ... [2019-11-27 09:17:16,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:16, skipping insertion in model container [2019-11-27 09:17:16,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:16" (1/1) ... [2019-11-27 09:17:16,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:17:16,441 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:17:16,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:16,901 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:17:16,962 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:17,069 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:17:17,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:17 WrapperNode [2019-11-27 09:17:17,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:17,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:17,074 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:17:17,074 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:17:17,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:17" (1/1) ... [2019-11-27 09:17:17,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:17" (1/1) ... [2019-11-27 09:17:17,149 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:17,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:17:17,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:17:17,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:17:17,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:17" (1/1) ... [2019-11-27 09:17:17,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:17" (1/1) ... [2019-11-27 09:17:17,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:17" (1/1) ... [2019-11-27 09:17:17,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:17" (1/1) ... [2019-11-27 09:17:17,195 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:17" (1/1) ... [2019-11-27 09:17:17,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:17" (1/1) ... [2019-11-27 09:17:17,216 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:17" (1/1) ... [2019-11-27 09:17:17,228 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:17:17,235 INFO L168 Benchmark]: Toolchain (without parser) took 887.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-27 09:17:17,237 INFO L168 Benchmark]: CDTParser took 0.44 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. [2019-11-27 09:17:17,251 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.29 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. [2019-11-27 09:17:17,256 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.75 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. [2019-11-27 09:17:17,258 INFO L168 Benchmark]: Boogie Preprocessor took 76.40 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. [2019-11-27 09:17:17,269 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 721.29 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 80.75 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 76.40 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:17:20,978 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:17:20,981 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:17:21,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:17:21,007 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:17:21,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:17:21,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:17:21,050 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:17:21,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:17:21,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:17:21,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:17:21,068 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:17:21,071 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:17:21,075 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:17:21,080 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:17:21,085 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:17:21,088 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:17:21,089 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:17:21,094 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:17:21,103 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:17:21,111 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:17:21,117 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:17:21,120 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:17:21,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:17:21,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:17:21,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:17:21,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:17:21,138 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:17:21,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:17:21,140 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:17:21,142 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:17:21,143 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:17:21,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:17:21,149 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:17:21,151 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:17:21,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:17:21,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:17:21,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:17:21,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:17:21,159 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:17:21,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:17:21,164 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:17:21,205 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:17:21,206 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:17:21,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:17:21,214 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:17:21,214 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:17:21,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:17:21,215 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:17:21,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:17:21,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:17:21,216 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:17:21,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:17:21,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:17:21,220 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:17:21,221 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:17:21,221 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:17:21,221 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:17:21,222 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:17:21,223 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:17:21,223 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:17:21,225 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:17:21,225 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:17:21,225 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:17:21,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:17:21,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:17:21,228 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:17:21,229 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:17:21,229 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:17:21,229 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:17:21,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:17:21,231 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:17:21,232 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 [2019-11-27 09:17:21,875 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:17:21,902 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:17:21,909 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:17:21,911 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:17:21,915 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:17:21,917 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum2.c [2019-11-27 09:17:22,068 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9724d2696/dc395387fe3b48c390141331fba97109/FLAGaf05b8261 [2019-11-27 09:17:23,055 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:17:23,056 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum2.c [2019-11-27 09:17:23,073 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9724d2696/dc395387fe3b48c390141331fba97109/FLAGaf05b8261 [2019-11-27 09:17:23,230 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9724d2696/dc395387fe3b48c390141331fba97109 [2019-11-27 09:17:23,241 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:17:23,248 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:17:23,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:23,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:17:23,263 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:17:23,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:23" (1/1) ... [2019-11-27 09:17:23,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:23, skipping insertion in model container [2019-11-27 09:17:23,275 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:23" (1/1) ... [2019-11-27 09:17:23,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:17:23,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:17:23,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:23,860 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:17:23,947 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:24,097 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:17:24,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:24 WrapperNode [2019-11-27 09:17:24,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:24,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:24,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:17:24,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:17:24,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:24" (1/1) ... [2019-11-27 09:17:24,129 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:24" (1/1) ... [2019-11-27 09:17:24,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:24,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:17:24,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:17:24,181 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:17:24,202 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:24" (1/1) ... [2019-11-27 09:17:24,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:24" (1/1) ... [2019-11-27 09:17:24,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:24" (1/1) ... [2019-11-27 09:17:24,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:24" (1/1) ... [2019-11-27 09:17:24,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:24" (1/1) ... [2019-11-27 09:17:24,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:24" (1/1) ... [2019-11-27 09:17:24,260 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:24" (1/1) ... [2019-11-27 09:17:24,268 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:17:24,277 INFO L168 Benchmark]: Toolchain (without parser) took 1024.24 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 991.1 MB in the end (delta: -27.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:24,278 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-27 09:17:24,288 INFO L168 Benchmark]: CACSL2BoogieTranslator took 846.49 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 996.8 MB in the end (delta: -33.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:17:24,292 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.55 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:24,294 INFO L168 Benchmark]: Boogie Preprocessor took 89.10 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 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. [2019-11-27 09:17:24,310 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 846.49 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 996.8 MB in the end (delta: -33.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 80.55 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 89.10 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 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...