./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/eqn5f.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/eqn5f.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 2c6480746379e4e7ce6d546f9a1318408c455414 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/eqn5f.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 2c6480746379e4e7ce6d546f9a1318408c455414 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:31:15,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:15,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:15,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:15,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:15,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:15,643 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:15,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:15,665 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:15,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:15,673 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:15,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:15,679 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:15,686 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:15,687 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:15,689 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:15,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:15,698 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:15,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:15,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:15,718 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:15,724 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:15,727 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:15,730 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:15,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:15,739 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:15,739 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:15,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:15,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:15,746 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:15,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:15,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:15,748 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:15,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:15,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:15,757 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:15,758 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:15,758 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:15,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:15,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:15,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:15,764 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:31:15,803 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:15,805 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:15,809 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:15,810 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:15,811 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:15,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:15,814 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:15,814 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:31:15,814 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:15,815 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:15,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:15,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:15,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:15,817 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:15,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:15,819 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:15,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:15,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:15,822 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:15,822 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:15,822 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:15,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:15,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:15,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:15,824 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:15,827 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:31:15,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:31:15,827 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:15,828 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 -> 2c6480746379e4e7ce6d546f9a1318408c455414 [2019-11-26 16:31:16,462 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:16,491 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:16,498 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:16,502 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:16,504 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:16,505 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/eqn5f.c [2019-11-26 16:31:16,657 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50979d914/9835131b561b4674b0ba3cb6f350da75/FLAG292dce4b1 [2019-11-26 16:31:17,640 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:17,642 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/eqn5f.c [2019-11-26 16:31:17,661 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50979d914/9835131b561b4674b0ba3cb6f350da75/FLAG292dce4b1 [2019-11-26 16:31:17,803 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50979d914/9835131b561b4674b0ba3cb6f350da75 [2019-11-26 16:31:17,812 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:17,818 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:17,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:17,823 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:17,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:17,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:17" (1/1) ... [2019-11-26 16:31:17,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25af3bdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:17, skipping insertion in model container [2019-11-26 16:31:17,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:17" (1/1) ... [2019-11-26 16:31:17,858 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:17,908 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:18,377 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:18,414 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:18,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:18,484 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:18,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:18 WrapperNode [2019-11-26 16:31:18,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:18,494 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:18,494 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:18,494 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:18,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:18" (1/1) ... [2019-11-26 16:31:18,612 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:18" (1/1) ... [2019-11-26 16:31:18,676 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:18,677 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:18,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:18,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:18,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:18" (1/1) ... [2019-11-26 16:31:18,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:18" (1/1) ... [2019-11-26 16:31:18,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:18" (1/1) ... [2019-11-26 16:31:18,718 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:18" (1/1) ... [2019-11-26 16:31:18,737 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:18" (1/1) ... [2019-11-26 16:31:18,751 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:18" (1/1) ... [2019-11-26 16:31:18,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:18" (1/1) ... [2019-11-26 16:31:18,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:18,781 INFO L168 Benchmark]: Toolchain (without parser) took 949.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.3 MB in the end (delta: -25.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:18,787 INFO L168 Benchmark]: CDTParser took 1.58 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. [2019-11-26 16:31:18,789 INFO L168 Benchmark]: CACSL2BoogieTranslator took 666.57 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:18,797 INFO L168 Benchmark]: Boogie Procedure Inliner took 183.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 991.3 MB in the end (delta: -36.7 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:18,798 INFO L168 Benchmark]: Boogie Preprocessor took 84.47 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:18,805 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.58 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 666.57 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 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 183.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 991.3 MB in the end (delta: -36.7 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 84.47 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:31:22,563 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:22,567 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:22,590 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:22,591 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:22,594 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:22,611 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:22,628 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:22,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:22,638 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:22,643 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:22,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:22,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:22,651 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:22,656 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:22,661 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:22,664 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:22,669 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:22,673 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:22,682 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:22,690 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:22,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:22,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:22,705 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:22,715 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:22,715 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:22,716 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:22,719 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:22,720 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:22,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:22,724 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:22,725 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:22,729 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:22,730 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:22,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:22,735 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:22,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:22,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:22,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:22,741 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:22,745 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:22,748 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:31:22,790 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:22,791 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:22,794 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:22,796 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:22,796 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:22,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:22,797 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:22,799 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:22,799 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:22,799 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:22,801 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:22,801 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:22,801 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:31:22,802 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:31:22,804 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:22,804 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:22,804 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:22,804 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:22,805 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:22,805 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:22,805 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:22,807 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:22,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:22,807 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:22,808 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:22,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:22,809 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:31:22,809 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:31:22,809 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:22,812 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:31:22,813 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 -> 2c6480746379e4e7ce6d546f9a1318408c455414 [2019-11-26 16:31:23,413 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:23,443 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:23,450 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:23,455 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:23,458 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:23,460 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/eqn5f.c [2019-11-26 16:31:23,612 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8ff990e5/20d180621db34d309d95b2ad264ba4e7/FLAG4effe2592 [2019-11-26 16:31:24,669 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:24,671 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/eqn5f.c [2019-11-26 16:31:24,687 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8ff990e5/20d180621db34d309d95b2ad264ba4e7/FLAG4effe2592 [2019-11-26 16:31:24,725 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8ff990e5/20d180621db34d309d95b2ad264ba4e7 [2019-11-26 16:31:24,736 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:24,740 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:24,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:24,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:24,754 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:24,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:24" (1/1) ... [2019-11-26 16:31:24,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13fc762e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:24, skipping insertion in model container [2019-11-26 16:31:24,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:24" (1/1) ... [2019-11-26 16:31:24,783 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:24,832 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:25,304 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:25,346 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:25,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:25,534 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:25,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:25 WrapperNode [2019-11-26 16:31:25,537 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:25,545 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:25,545 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:25,546 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:25,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:25" (1/1) ... [2019-11-26 16:31:25,585 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:25" (1/1) ... [2019-11-26 16:31:25,625 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:25,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:25,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:25,626 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:25,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:25" (1/1) ... [2019-11-26 16:31:25,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:25" (1/1) ... [2019-11-26 16:31:25,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:25" (1/1) ... [2019-11-26 16:31:25,645 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:25" (1/1) ... [2019-11-26 16:31:25,680 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:25" (1/1) ... [2019-11-26 16:31:25,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:25" (1/1) ... [2019-11-26 16:31:25,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:25" (1/1) ... [2019-11-26 16:31:25,703 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:25,713 INFO L168 Benchmark]: Toolchain (without parser) took 969.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:25,714 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-26 16:31:25,718 INFO L168 Benchmark]: CACSL2BoogieTranslator took 792.87 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 991.2 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:25,719 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.77 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 16:31:25,721 INFO L168 Benchmark]: Boogie Preprocessor took 78.64 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 16:31:25,730 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 792.87 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 991.2 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 80.77 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 78.64 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...