./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-crafted/zero_sum_const2.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_sum_const2.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 a4ea7058e536b287c741d0b82b94fdec88eb8ea2 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_sum_const2.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 a4ea7058e536b287c741d0b82b94fdec88eb8ea2 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:17:15,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:17:15,334 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:17:15,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:17:15,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:17:15,372 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:17:15,374 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:17:15,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:17:15,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:17:15,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:17:15,413 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:17:15,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:17:15,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:17:15,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:17:15,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:17:15,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:17:15,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:17:15,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:17:15,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:17:15,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:17:15,464 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:17:15,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:17:15,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:17:15,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:17:15,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:17:15,486 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:17:15,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:17:15,488 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:17:15,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:17:15,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:17:15,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:17:15,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:17:15,497 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:17:15,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:17:15,503 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:17:15,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:17:15,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:17:15,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:17:15,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:17:15,512 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:17:15,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:17:15,518 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:17:15,558 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:17:15,563 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:17:15,566 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:17:15,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:17:15,567 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:17:15,567 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:17:15,567 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:17:15,570 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:17:15,570 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:17:15,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:17:15,572 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:17:15,572 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:17:15,572 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:17:15,573 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:17:15,573 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:17:15,575 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:17:15,575 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:17:15,575 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:17:15,576 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:17:15,578 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:17:15,578 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:17:15,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:17:15,579 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:17:15,579 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:17:15,579 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:17:15,581 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:17:15,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:17:15,581 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:17:15,582 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 -> a4ea7058e536b287c741d0b82b94fdec88eb8ea2 [2019-11-27 09:17:16,117 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:17:16,143 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:17:16,152 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:17:16,157 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:17:16,158 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:17:16,159 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum_const2.c [2019-11-27 09:17:16,318 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f31c75da/51d913d91247444c9350375f0fe6b873/FLAG058607d54 [2019-11-27 09:17:17,371 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:17:17,372 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum_const2.c [2019-11-27 09:17:17,388 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f31c75da/51d913d91247444c9350375f0fe6b873/FLAG058607d54 [2019-11-27 09:17:17,550 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f31c75da/51d913d91247444c9350375f0fe6b873 [2019-11-27 09:17:17,556 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:17:17,562 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:17:17,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:17,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:17:17,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:17:17,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:17" (1/1) ... [2019-11-27 09:17:17,583 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 27.11 09:17:17, skipping insertion in model container [2019-11-27 09:17:17,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:17" (1/1) ... [2019-11-27 09:17:17,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:17:17,658 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:17:18,077 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:18,113 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:17:18,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:18,184 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:17:18,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:18 WrapperNode [2019-11-27 09:17:18,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:18,187 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:18,187 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:17:18,187 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:17:18,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:18" (1/1) ... [2019-11-27 09:17:18,314 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:18" (1/1) ... [2019-11-27 09:17:18,382 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:18,383 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:17:18,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:17:18,384 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:17:18,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:18" (1/1) ... [2019-11-27 09:17:18,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:18" (1/1) ... [2019-11-27 09:17:18,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:18" (1/1) ... [2019-11-27 09:17:18,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:18" (1/1) ... [2019-11-27 09:17:18,429 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:18" (1/1) ... [2019-11-27 09:17:18,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:18" (1/1) ... [2019-11-27 09:17:18,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:18" (1/1) ... [2019-11-27 09:17:18,453 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:17:18,467 INFO L168 Benchmark]: Toolchain (without parser) took 896.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.2 MB in the end (delta: -31.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:18,468 INFO L168 Benchmark]: CDTParser took 0.28 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 09:17:18,469 INFO L168 Benchmark]: CACSL2BoogieTranslator took 621.17 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.7 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:17:18,487 INFO L168 Benchmark]: Boogie Procedure Inliner took 195.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 991.2 MB in the end (delta: -42.6 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:17:18,489 INFO L168 Benchmark]: Boogie Preprocessor took 71.56 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. [2019-11-27 09:17:18,501 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 621.17 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.7 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 195.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 991.2 MB in the end (delta: -42.6 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 71.56 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-da95e15 [2019-11-27 09:17:22,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:17:22,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:17:22,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:17:22,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:17:22,438 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:17:22,447 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:17:22,464 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:17:22,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:17:22,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:17:22,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:17:22,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:17:22,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:17:22,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:17:22,492 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:17:22,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:17:22,500 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:17:22,507 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:17:22,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:17:22,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:17:22,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:17:22,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:17:22,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:17:22,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:17:22,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:17:22,550 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:17:22,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:17:22,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:17:22,557 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:17:22,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:17:22,562 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:17:22,563 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:17:22,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:17:22,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:17:22,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:17:22,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:17:22,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:17:22,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:17:22,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:17:22,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:17:22,585 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:17:22,588 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:17:22,627 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:17:22,628 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:17:22,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:17:22,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:17:22,635 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:17:22,636 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:17:22,636 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:17:22,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:17:22,637 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:17:22,639 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:17:22,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:17:22,641 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:17:22,641 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:17:22,642 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:17:22,644 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:17:22,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:17:22,644 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:17:22,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:17:22,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:17:22,645 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:17:22,646 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:17:22,647 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:17:22,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:17:22,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:17:22,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:17:22,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:17:22,650 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:17:22,650 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:17:22,652 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:17:22,652 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:17:22,654 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 -> a4ea7058e536b287c741d0b82b94fdec88eb8ea2 [2019-11-27 09:17:23,213 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:17:23,242 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:17:23,248 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:17:23,254 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:17:23,255 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:17:23,258 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum_const2.c [2019-11-27 09:17:23,413 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2af9d9a9b/3811ad0649c84324a4af74524e243d08/FLAG5ea22489d [2019-11-27 09:17:24,483 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:17:24,487 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum_const2.c [2019-11-27 09:17:24,512 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2af9d9a9b/3811ad0649c84324a4af74524e243d08/FLAG5ea22489d [2019-11-27 09:17:24,552 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2af9d9a9b/3811ad0649c84324a4af74524e243d08 [2019-11-27 09:17:24,560 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:17:24,566 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:17:24,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:24,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:17:24,582 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:17:24,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:24" (1/1) ... [2019-11-27 09:17:24,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:24, skipping insertion in model container [2019-11-27 09:17:24,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:24" (1/1) ... [2019-11-27 09:17:24,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:17:24,661 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:17:25,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:25,185 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:17:25,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:25,402 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:17:25,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:25 WrapperNode [2019-11-27 09:17:25,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:25,406 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:25,406 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:17:25,407 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:17:25,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:25" (1/1) ... [2019-11-27 09:17:25,454 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:25" (1/1) ... [2019-11-27 09:17:25,521 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:25,522 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:17:25,522 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:17:25,522 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:17:25,544 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:25" (1/1) ... [2019-11-27 09:17:25,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:25" (1/1) ... [2019-11-27 09:17:25,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:25" (1/1) ... [2019-11-27 09:17:25,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:25" (1/1) ... [2019-11-27 09:17:25,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:25" (1/1) ... [2019-11-27 09:17:25,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:25" (1/1) ... [2019-11-27 09:17:25,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:25" (1/1) ... [2019-11-27 09:17:25,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:17:25,648 INFO L168 Benchmark]: Toolchain (without parser) took 1074.28 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 09:17:25,655 INFO L168 Benchmark]: CDTParser took 0.42 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 09:17:25,657 INFO L168 Benchmark]: CACSL2BoogieTranslator took 833.44 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:17:25,658 INFO L168 Benchmark]: Boogie Procedure Inliner took 115.59 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 09:17:25,663 INFO L168 Benchmark]: Boogie Preprocessor took 115.81 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 09:17:25,673 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 833.44 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 115.59 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 115.81 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...