./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/iftelse.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loops-crafted-1/iftelse.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 ee9b94566e212d824b4c6be459e88b404a6c9f63 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/loops-crafted-1/iftelse.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 ee9b94566e212d824b4c6be459e88b404a6c9f63 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:57:09,628 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:57:09,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:57:09,657 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:57:09,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:57:09,661 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:57:09,664 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:57:09,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:57:09,694 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:57:09,701 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:57:09,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:57:09,708 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:57:09,711 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:57:09,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:57:09,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:57:09,723 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:57:09,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:57:09,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:57:09,736 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:57:09,743 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:57:09,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:57:09,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:57:09,759 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:57:09,766 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:57:09,771 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:57:09,773 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:57:09,773 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:57:09,775 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:57:09,778 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:57:09,779 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:57:09,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:57:09,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:57:09,784 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:57:09,785 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:57:09,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:57:09,790 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:57:09,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:57:09,795 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:57:09,795 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:57:09,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:57:09,802 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:57:09,803 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:57:09,844 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:57:09,844 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:57:09,849 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:57:09,850 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:57:09,852 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:57:09,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:57:09,854 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:57:09,854 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:57:09,855 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:57:09,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:57:09,858 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:57:09,859 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:57:09,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:57:09,860 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:57:09,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:57:09,863 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:57:09,864 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:57:09,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:57:09,864 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:57:09,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:57:09,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:57:09,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:57:09,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:57:09,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:57:09,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:57:09,869 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:57:09,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:57:09,869 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:57:09,870 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 -> ee9b94566e212d824b4c6be459e88b404a6c9f63 [2019-11-25 22:57:10,453 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:57:10,480 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:57:10,488 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:57:10,493 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:57:10,494 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:57:10,495 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/iftelse.c [2019-11-25 22:57:10,659 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a88379221/3a644fbea69c4233b40e215b0f4a46e3/FLAGfb87e8b17 [2019-11-25 22:57:11,651 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:57:11,653 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/iftelse.c [2019-11-25 22:57:11,671 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a88379221/3a644fbea69c4233b40e215b0f4a46e3/FLAGfb87e8b17 [2019-11-25 22:57:11,845 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a88379221/3a644fbea69c4233b40e215b0f4a46e3 [2019-11-25 22:57:11,854 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:57:11,858 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:57:11,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:11,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:57:11,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:57:11,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:11" (1/1) ... [2019-11-25 22:57:11,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70a51836 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:11, skipping insertion in model container [2019-11-25 22:57:11,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:11" (1/1) ... [2019-11-25 22:57:11,901 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:57:11,946 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:57:12,329 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:12,342 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:57:12,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:12,420 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:57:12,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12 WrapperNode [2019-11-25 22:57:12,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:12,429 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:12,429 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:57:12,429 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:57:12,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,450 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,593 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:12,598 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:57:12,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:57:12,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:57:12,619 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,636 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,648 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:57:12,674 INFO L168 Benchmark]: Toolchain (without parser) took 802.98 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:57:12,678 INFO L168 Benchmark]: CDTParser took 1.63 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:57:12,680 INFO L168 Benchmark]: CACSL2BoogieTranslator took 560.97 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:12,683 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:12,686 INFO L168 Benchmark]: Boogie Preprocessor took 60.50 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:12,699 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.63 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 560.97 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 168.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 60.50 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 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 0.1.24-65d6cd2 [2019-11-25 22:57:16,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:57:16,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:57:16,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:57:16,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:57:16,465 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:57:16,469 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:57:16,485 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:57:16,489 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:57:16,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:57:16,500 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:57:16,503 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:57:16,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:57:16,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:57:16,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:57:16,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:57:16,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:57:16,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:57:16,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:57:16,546 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:57:16,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:57:16,559 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:57:16,565 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:57:16,567 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:57:16,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:57:16,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:57:16,575 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:57:16,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:57:16,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:57:16,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:57:16,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:57:16,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:57:16,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:57:16,589 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:57:16,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:57:16,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:57:16,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:57:16,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:57:16,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:57:16,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:57:16,604 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:57:16,605 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:57:16,643 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:57:16,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:57:16,649 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:57:16,650 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:57:16,650 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:57:16,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:57:16,652 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:57:16,652 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:57:16,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:57:16,653 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:57:16,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:57:16,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:57:16,656 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:57:16,657 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:57:16,657 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:57:16,660 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:57:16,660 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:57:16,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:57:16,661 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:57:16,661 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:57:16,661 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:57:16,662 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:57:16,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:57:16,665 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:57:16,666 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:57:16,666 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:57:16,666 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:57:16,667 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:57:16,667 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:57:16,667 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:57:16,671 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 -> ee9b94566e212d824b4c6be459e88b404a6c9f63 [2019-11-25 22:57:17,244 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:57:17,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:57:17,281 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:57:17,282 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:57:17,285 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:57:17,287 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/iftelse.c [2019-11-25 22:57:17,428 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d24cf167/798c097c7dbc4227901ac71d2e537f75/FLAGbacdd015c [2019-11-25 22:57:18,426 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:57:18,429 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/iftelse.c [2019-11-25 22:57:18,443 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d24cf167/798c097c7dbc4227901ac71d2e537f75/FLAGbacdd015c [2019-11-25 22:57:18,608 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d24cf167/798c097c7dbc4227901ac71d2e537f75 [2019-11-25 22:57:18,615 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:57:18,617 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:57:18,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:18,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:57:18,641 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:57:18,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:18" (1/1) ... [2019-11-25 22:57:18,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@730d4db0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:18, skipping insertion in model container [2019-11-25 22:57:18,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:18" (1/1) ... [2019-11-25 22:57:18,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:57:18,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:57:19,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:19,123 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:57:19,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:19,203 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:57:19,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:19 WrapperNode [2019-11-25 22:57:19,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:19,208 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:19,209 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:57:19,209 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:57:19,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:19" (1/1) ... [2019-11-25 22:57:19,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:19" (1/1) ... [2019-11-25 22:57:19,357 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:19,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:57:19,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:57:19,358 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:57:19,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:19" (1/1) ... [2019-11-25 22:57:19,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:19" (1/1) ... [2019-11-25 22:57:19,376 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:19" (1/1) ... [2019-11-25 22:57:19,376 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:19" (1/1) ... [2019-11-25 22:57:19,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:19" (1/1) ... [2019-11-25 22:57:19,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:19" (1/1) ... [2019-11-25 22:57:19,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:19" (1/1) ... [2019-11-25 22:57:19,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:57:19,417 INFO L168 Benchmark]: Toolchain (without parser) took 797.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:57:19,419 INFO L168 Benchmark]: CDTParser took 2.98 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:57:19,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 577.03 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:19,423 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 997.0 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:19,425 INFO L168 Benchmark]: Boogie Preprocessor took 54.55 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:19,448 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.98 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 577.03 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 149.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 997.0 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 54.55 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 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...