./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label04.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/eca-rers2012/Problem13_label04.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 0cd7056121f39b8154ecd4365f5859a38ccf4dc2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/eca-rers2012/Problem13_label04.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 0cd7056121f39b8154ecd4365f5859a38ccf4dc2 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:39:13,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:13,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:13,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:13,580 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:13,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:13,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:13,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:13,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:13,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:13,616 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:13,621 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:13,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:13,627 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:13,632 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:13,636 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:13,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:13,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:13,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:13,656 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:13,663 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:13,668 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:13,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:13,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:13,685 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:13,686 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:13,686 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:13,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:13,690 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:13,694 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:13,694 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:13,695 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:13,696 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:13,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:13,703 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:13,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:13,707 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:13,708 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:13,708 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:13,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:13,713 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:13,715 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:39:13,753 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:13,754 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:13,759 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:13,762 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:13,762 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:13,763 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:13,763 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:13,763 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:39:13,764 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:13,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:13,765 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:13,766 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:13,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:13,767 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:13,767 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:13,768 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:13,770 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:13,770 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:13,770 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:13,771 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:13,771 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:13,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:13,773 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:13,774 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:13,774 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:13,775 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:39:13,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:39:13,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:13,776 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 -> 0cd7056121f39b8154ecd4365f5859a38ccf4dc2 [2019-11-25 22:39:14,349 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:14,381 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:14,385 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:14,390 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:14,395 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:14,397 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label04.c [2019-11-25 22:39:14,568 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b61e44dd3/624df65e22b644b7ac20a431fe41ee0e/FLAG8a4569f81 [2019-11-25 22:39:16,393 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:16,398 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label04.c [2019-11-25 22:39:16,508 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b61e44dd3/624df65e22b644b7ac20a431fe41ee0e/FLAG8a4569f81 [2019-11-25 22:39:16,550 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b61e44dd3/624df65e22b644b7ac20a431fe41ee0e [2019-11-25 22:39:16,559 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:16,563 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:16,567 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:16,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:16,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:16,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:16" (1/1) ... [2019-11-25 22:39:16,588 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:16, skipping insertion in model container [2019-11-25 22:39:16,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:16" (1/1) ... [2019-11-25 22:39:16,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:16,928 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:20,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:20,273 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:21,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:21,909 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:21,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:21 WrapperNode [2019-11-25 22:39:21,913 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:21,914 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:21,914 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:21,915 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:21,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:21" (1/1) ... [2019-11-25 22:39:22,094 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:21" (1/1) ... [2019-11-25 22:39:23,610 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:23,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:23,613 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:23,613 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:23,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:21" (1/1) ... [2019-11-25 22:39:23,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:21" (1/1) ... [2019-11-25 22:39:23,833 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:21" (1/1) ... [2019-11-25 22:39:23,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:21" (1/1) ... [2019-11-25 22:39:24,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:21" (1/1) ... [2019-11-25 22:39:24,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:21" (1/1) ... [2019-11-25 22:39:24,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:21" (1/1) ... [2019-11-25 22:39:24,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:24,549 INFO L168 Benchmark]: Toolchain (without parser) took 7980.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 807.3 MB in the end (delta: 137.2 MB). Peak memory consumption was 137.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:24,551 INFO L168 Benchmark]: CDTParser took 0.36 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 22:39:24,555 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5346.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:24,556 INFO L168 Benchmark]: Boogie Procedure Inliner took 1698.57 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 875.8 MB in the end (delta: -96.3 MB). Peak memory consumption was 137.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:24,561 INFO L168 Benchmark]: Boogie Preprocessor took 928.08 ms. Allocated memory is still 1.0 GB. Free memory was 875.8 MB in the beginning and 807.3 MB in the end (delta: 68.5 MB). Peak memory consumption was 68.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:24,572 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 5346.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1698.57 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 875.8 MB in the end (delta: -96.3 MB). Peak memory consumption was 137.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 928.08 ms. Allocated memory is still 1.0 GB. Free memory was 875.8 MB in the beginning and 807.3 MB in the end (delta: 68.5 MB). Peak memory consumption was 68.5 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 22:39:28,618 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:28,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:28,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:28,662 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:28,668 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:28,670 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:28,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:28,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:28,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:28,700 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:28,703 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:28,707 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:28,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:28,714 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:28,718 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:28,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:28,724 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:28,730 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:28,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:28,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:28,753 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:28,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:28,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:28,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:28,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:28,770 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:28,772 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:28,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:28,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:28,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:28,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:28,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:28,783 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:28,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:28,789 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:28,791 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:28,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:28,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:28,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:28,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:28,802 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:39:28,843 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:28,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:28,852 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:28,853 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:28,853 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:28,854 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:28,854 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:28,854 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:28,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:28,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:28,859 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:28,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:28,860 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:39:28,860 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:39:28,861 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:28,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:28,861 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:28,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:28,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:28,863 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:28,863 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:28,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:28,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:28,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:28,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:28,867 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:28,867 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:39:28,868 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:39:28,868 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:28,868 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:39:28,872 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 -> 0cd7056121f39b8154ecd4365f5859a38ccf4dc2 [2019-11-25 22:39:29,396 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:29,425 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:29,435 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:29,437 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:29,440 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:29,441 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label04.c [2019-11-25 22:39:29,594 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a7fd79fc/c0d673a5c64a4215a8d17e71274a4060/FLAGf16392b13 [2019-11-25 22:39:31,456 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:31,460 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label04.c [2019-11-25 22:39:31,563 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a7fd79fc/c0d673a5c64a4215a8d17e71274a4060/FLAGf16392b13 [2019-11-25 22:39:31,603 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a7fd79fc/c0d673a5c64a4215a8d17e71274a4060 [2019-11-25 22:39:31,611 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:31,618 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:31,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:31,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:31,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:31,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:31" (1/1) ... [2019-11-25 22:39:31,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:31, skipping insertion in model container [2019-11-25 22:39:31,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:31" (1/1) ... [2019-11-25 22:39:31,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:31,997 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:35,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:35,720 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:37,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:37,497 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:37,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:37 WrapperNode [2019-11-25 22:39:37,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:37,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:37,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:37,507 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:37,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:37" (1/1) ... [2019-11-25 22:39:37,676 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:37" (1/1) ... [2019-11-25 22:39:38,364 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:38,371 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:38,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:38,372 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:38,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:37" (1/1) ... [2019-11-25 22:39:38,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:37" (1/1) ... [2019-11-25 22:39:38,483 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:37" (1/1) ... [2019-11-25 22:39:38,488 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:37" (1/1) ... [2019-11-25 22:39:38,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:37" (1/1) ... [2019-11-25 22:39:38,752 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:37" (1/1) ... [2019-11-25 22:39:38,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:37" (1/1) ... [2019-11-25 22:39:38,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:38,878 INFO L168 Benchmark]: Toolchain (without parser) took 7255.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 886.8 MB in the end (delta: 57.7 MB). Peak memory consumption was 57.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:38,879 INFO L168 Benchmark]: CDTParser took 0.33 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 22:39:38,882 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5881.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 722.3 MB in the end (delta: 222.2 MB). Peak memory consumption was 222.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:38,883 INFO L168 Benchmark]: Boogie Procedure Inliner took 866.92 ms. Allocated memory is still 1.0 GB. Free memory was 722.3 MB in the beginning and 920.2 MB in the end (delta: -197.9 MB). Peak memory consumption was 44.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:38,888 INFO L168 Benchmark]: Boogie Preprocessor took 498.78 ms. Allocated memory is still 1.0 GB. Free memory was 920.2 MB in the beginning and 886.8 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:38,899 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 5881.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 722.3 MB in the end (delta: 222.2 MB). Peak memory consumption was 222.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 866.92 ms. Allocated memory is still 1.0 GB. Free memory was 722.3 MB in the beginning and 920.2 MB in the end (delta: -197.9 MB). Peak memory consumption was 44.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 498.78 ms. Allocated memory is still 1.0 GB. Free memory was 920.2 MB in the beginning and 886.8 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...