./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 025d5a27 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 0.1.24-025d5a2 [2019-11-26 16:30:15,233 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:30:15,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:30:15,256 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:30:15,257 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:30:15,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:30:15,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:30:15,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:30:15,285 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:30:15,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:30:15,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:30:15,295 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:30:15,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:30:15,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:30:15,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:30:15,304 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:30:15,307 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:30:15,309 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:30:15,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:30:15,320 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:30:15,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:30:15,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:30:15,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:30:15,328 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:30:15,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:30:15,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:30:15,335 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:30:15,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:30:15,339 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:30:15,340 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:30:15,340 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:30:15,341 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:30:15,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:30:15,345 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:30:15,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:30:15,349 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:30:15,350 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:30:15,350 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:30:15,350 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:30:15,353 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:30:15,355 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:30:15,357 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:30:15,386 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:30:15,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:30:15,388 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:30:15,390 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:30:15,390 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:30:15,390 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:30:15,390 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:30:15,391 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:30:15,391 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:30:15,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:30:15,393 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:30:15,394 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:30:15,394 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:30:15,394 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:30:15,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:30:15,395 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:30:15,395 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:30:15,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:30:15,395 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:30:15,398 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:30:15,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:30:15,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:30:15,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:30:15,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:30:15,399 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:30:15,399 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:30:15,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:30:15,399 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:30:15,400 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 [2019-11-26 16:30:15,887 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:30:15,905 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:30:15,912 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:30:15,913 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:30:15,914 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:30:15,917 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum2.c [2019-11-26 16:30:16,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/859dbb5b4/bfa724b7d82f47a08e2c09c94200983a/FLAG26fd1f7a6 [2019-11-26 16:30:16,751 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:30:16,753 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum2.c [2019-11-26 16:30:16,765 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/859dbb5b4/bfa724b7d82f47a08e2c09c94200983a/FLAG26fd1f7a6 [2019-11-26 16:30:17,074 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/859dbb5b4/bfa724b7d82f47a08e2c09c94200983a [2019-11-26 16:30:17,081 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:30:17,082 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:30:17,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:17,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:30:17,093 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:30:17,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:17" (1/1) ... [2019-11-26 16:30:17,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb904a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:17, skipping insertion in model container [2019-11-26 16:30:17,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:17" (1/1) ... [2019-11-26 16:30:17,111 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:30:17,147 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:30:17,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:17,449 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:30:17,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:17,573 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:30:17,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:17 WrapperNode [2019-11-26 16:30:17,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:17,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:17,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:30:17,574 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:30:17,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:17" (1/1) ... [2019-11-26 16:30:17,602 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:17" (1/1) ... [2019-11-26 16:30:17,648 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:17,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:30:17,650 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:30:17,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:30:17,658 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:17" (1/1) ... [2019-11-26 16:30:17,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:17" (1/1) ... [2019-11-26 16:30:17,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:17" (1/1) ... [2019-11-26 16:30:17,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:17" (1/1) ... [2019-11-26 16:30:17,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:17" (1/1) ... [2019-11-26 16:30:17,695 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:17" (1/1) ... [2019-11-26 16:30:17,699 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:17" (1/1) ... [2019-11-26 16:30:17,702 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:30:17,713 INFO L168 Benchmark]: Toolchain (without parser) took 625.13 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 989.7 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:17,714 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. [2019-11-26 16:30:17,728 INFO L168 Benchmark]: CACSL2BoogieTranslator took 488.48 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 996.9 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:17,729 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.18 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. [2019-11-26 16:30:17,730 INFO L168 Benchmark]: Boogie Preprocessor took 54.16 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 989.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:17,742 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 488.48 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 996.9 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 75.18 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 54.16 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 989.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 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 0.1.24-025d5a2 [2019-11-26 16:30:20,426 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:30:20,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:30:20,458 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:30:20,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:30:20,461 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:30:20,464 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:30:20,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:30:20,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:30:20,488 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:30:20,489 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:30:20,495 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:30:20,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:30:20,498 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:30:20,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:30:20,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:30:20,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:30:20,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:30:20,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:30:20,514 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:30:20,520 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:30:20,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:30:20,526 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:30:20,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:30:20,535 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:30:20,536 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:30:20,536 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:30:20,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:30:20,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:30:20,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:30:20,543 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:30:20,544 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:30:20,544 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:30:20,547 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:30:20,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:30:20,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:30:20,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:30:20,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:30:20,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:30:20,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:30:20,557 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:30:20,558 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:30:20,583 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:30:20,586 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:30:20,588 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:30:20,588 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:30:20,588 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:30:20,591 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:30:20,591 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:30:20,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:30:20,592 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:30:20,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:30:20,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:30:20,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:30:20,593 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:30:20,594 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:30:20,594 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:30:20,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:30:20,596 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:30:20,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:30:20,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:30:20,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:30:20,597 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:30:20,597 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:30:20,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:30:20,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:30:20,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:30:20,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:30:20,599 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:30:20,599 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:30:20,599 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:30:20,600 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:30:20,601 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 [2019-11-26 16:30:21,100 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:30:21,117 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:30:21,124 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:30:21,125 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:30:21,130 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:30:21,131 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum2.c [2019-11-26 16:30:21,236 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4e1e6fc8/1249343435a7489fb575929850583f73/FLAGc86fdcdcb [2019-11-26 16:30:21,921 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:30:21,921 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum2.c [2019-11-26 16:30:21,930 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4e1e6fc8/1249343435a7489fb575929850583f73/FLAGc86fdcdcb [2019-11-26 16:30:22,241 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4e1e6fc8/1249343435a7489fb575929850583f73 [2019-11-26 16:30:22,252 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:30:22,257 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:30:22,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:22,259 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:30:22,262 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:30:22,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:22" (1/1) ... [2019-11-26 16:30:22,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:22, skipping insertion in model container [2019-11-26 16:30:22,275 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:22" (1/1) ... [2019-11-26 16:30:22,288 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:30:22,324 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:30:22,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:22,641 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:30:22,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:22,770 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:30:22,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:22 WrapperNode [2019-11-26 16:30:22,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:22,776 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:22,776 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:30:22,776 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:30:22,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:22" (1/1) ... [2019-11-26 16:30:22,811 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:22" (1/1) ... [2019-11-26 16:30:22,837 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:22,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:30:22,838 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:30:22,838 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:30:22,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:22" (1/1) ... [2019-11-26 16:30:22,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:22" (1/1) ... [2019-11-26 16:30:22,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:22" (1/1) ... [2019-11-26 16:30:22,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:22" (1/1) ... [2019-11-26 16:30:22,876 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:22" (1/1) ... [2019-11-26 16:30:22,883 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:22" (1/1) ... [2019-11-26 16:30:22,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:22" (1/1) ... [2019-11-26 16:30:22,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:30:22,898 INFO L168 Benchmark]: Toolchain (without parser) took 642.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 991.2 MB in the end (delta: -32.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:22,899 INFO L168 Benchmark]: CDTParser took 0.24 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. [2019-11-26 16:30:22,901 INFO L168 Benchmark]: CACSL2BoogieTranslator took 512.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 991.2 MB in the end (delta: -32.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:22,903 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.37 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. [2019-11-26 16:30:22,904 INFO L168 Benchmark]: Boogie Preprocessor took 56.30 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. [2019-11-26 16:30:22,915 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 512.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 991.2 MB in the end (delta: -32.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 61.37 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. * Boogie Preprocessor took 56.30 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...