./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/ifncompf.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-fpi/ifncompf.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 164b91ab2dbe3523d6f674cc1047c15fbc2d5be5 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-fpi/ifncompf.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 164b91ab2dbe3523d6f674cc1047c15fbc2d5be5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:31:19,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:19,488 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:19,526 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:19,530 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:19,533 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:19,538 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:19,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:19,560 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:19,568 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:19,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:19,577 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:19,577 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:19,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:19,587 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:19,591 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:19,596 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:19,598 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:19,604 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:19,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:19,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:19,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:19,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:19,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:19,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:19,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:19,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:19,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:19,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:19,655 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:19,656 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:19,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:19,660 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:19,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:19,667 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:19,667 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:19,670 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:19,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:19,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:19,679 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:19,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:19,682 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:31:19,723 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:19,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:19,730 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:19,731 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:19,733 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:19,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:19,734 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:19,734 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:31:19,736 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:19,736 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:19,738 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:19,738 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:19,738 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:19,741 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:19,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:19,742 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:19,742 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:19,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:19,743 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:19,743 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:19,744 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:19,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:19,746 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:19,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:19,747 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:19,747 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:31:19,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:31:19,751 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:19,751 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 -> 164b91ab2dbe3523d6f674cc1047c15fbc2d5be5 [2019-11-26 16:31:20,346 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:20,382 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:20,389 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:20,395 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:20,395 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:20,398 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifncompf.c [2019-11-26 16:31:20,577 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5db6a86b4/14be5a71e87c4ece9dc86f3ecc3ff716/FLAG35e8066b8 [2019-11-26 16:31:21,713 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:21,714 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifncompf.c [2019-11-26 16:31:21,734 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5db6a86b4/14be5a71e87c4ece9dc86f3ecc3ff716/FLAG35e8066b8 [2019-11-26 16:31:21,779 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5db6a86b4/14be5a71e87c4ece9dc86f3ecc3ff716 [2019-11-26 16:31:21,789 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:21,791 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:21,795 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:21,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:21,806 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:21,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7cbcc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21, skipping insertion in model container [2019-11-26 16:31:21,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:21,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:22,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:22,430 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:22,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:22,640 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:22,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22 WrapperNode [2019-11-26 16:31:22,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:22,646 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:22,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:22,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:22,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,695 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:22,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:22,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:22,755 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:22,766 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,773 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,817 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:22" (1/1) ... [2019-11-26 16:31:22,821 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:22,838 INFO L168 Benchmark]: Toolchain (without parser) took 1034.45 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 989.8 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:22,847 INFO L168 Benchmark]: CDTParser took 1.80 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 16:31:22,848 INFO L168 Benchmark]: CACSL2BoogieTranslator took 850.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 997.0 MB in the end (delta: -36.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:22,850 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.98 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. [2019-11-26 16:31:22,853 INFO L168 Benchmark]: Boogie Preprocessor took 68.54 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:22,866 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.80 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 850.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 997.0 MB in the end (delta: -36.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 107.98 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. * Boogie Preprocessor took 68.54 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 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 16:31:26,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:26,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:26,896 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:26,896 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:26,899 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:26,906 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:26,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:26,929 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:26,935 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:26,937 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:26,943 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:26,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:26,948 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:26,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:26,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:26,960 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:26,961 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:26,968 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:26,978 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:26,983 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:26,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:26,993 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:26,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:27,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:27,006 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:27,008 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:27,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:27,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:27,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:27,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:27,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:27,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:27,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:27,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:27,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:27,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:27,032 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:27,032 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:27,033 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:27,037 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:27,039 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:31:27,100 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:27,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:27,102 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:27,104 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:27,107 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:27,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:27,110 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:27,111 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:27,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:27,111 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:27,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:27,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:27,112 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:31:27,115 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:31:27,117 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:27,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:27,118 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:27,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:27,119 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:27,119 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:27,122 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:27,122 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:27,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:27,123 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:27,124 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:27,124 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:27,124 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:31:27,125 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:31:27,126 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:27,127 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:31:27,128 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 -> 164b91ab2dbe3523d6f674cc1047c15fbc2d5be5 [2019-11-26 16:31:27,682 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:27,726 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:27,734 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:27,742 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:27,744 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:27,748 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifncompf.c [2019-11-26 16:31:27,932 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f64fefbd/97bc47b4692c43cb83370155c974e9c6/FLAG93f231a9a [2019-11-26 16:31:29,090 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:29,091 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifncompf.c [2019-11-26 16:31:29,108 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f64fefbd/97bc47b4692c43cb83370155c974e9c6/FLAG93f231a9a [2019-11-26 16:31:29,149 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f64fefbd/97bc47b4692c43cb83370155c974e9c6 [2019-11-26 16:31:29,158 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:29,163 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:29,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:29,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:29,179 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:29,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:29" (1/1) ... [2019-11-26 16:31:29,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e68b912 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:29, skipping insertion in model container [2019-11-26 16:31:29,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:29" (1/1) ... [2019-11-26 16:31:29,212 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:29,270 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:29,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:29,855 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:29,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:30,032 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:30,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:30 WrapperNode [2019-11-26 16:31:30,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:30,039 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:30,039 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:30,039 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:30,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:30" (1/1) ... [2019-11-26 16:31:30,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:30" (1/1) ... [2019-11-26 16:31:30,174 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:30,175 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:30,175 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:30,175 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:30,186 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:30" (1/1) ... [2019-11-26 16:31:30,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:30" (1/1) ... [2019-11-26 16:31:30,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:30" (1/1) ... [2019-11-26 16:31:30,195 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:30" (1/1) ... [2019-11-26 16:31:30,225 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:30" (1/1) ... [2019-11-26 16:31:30,238 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:30" (1/1) ... [2019-11-26 16:31:30,243 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:30" (1/1) ... [2019-11-26 16:31:30,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:30,259 INFO L168 Benchmark]: Toolchain (without parser) took 1090.00 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. [2019-11-26 16:31:30,260 INFO L168 Benchmark]: CDTParser took 0.57 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 16:31:30,267 INFO L168 Benchmark]: CACSL2BoogieTranslator took 866.63 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). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:30,269 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.06 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 16:31:30,273 INFO L168 Benchmark]: Boogie Preprocessor took 74.61 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 16:31:30,277 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 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 866.63 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). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 136.06 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 74.61 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...