./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label27.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem04_label27.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 e76289490354f431cc8dd1b600932d6e6f797609 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label27.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 e76289490354f431cc8dd1b600932d6e6f797609 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:44:24,737 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:24,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:24,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:24,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:24,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:24,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:24,807 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:24,815 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:24,818 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:24,822 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:24,827 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:24,831 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:24,835 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:24,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:24,842 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:24,847 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:24,852 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:24,858 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:24,871 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:24,877 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:24,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:24,887 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:24,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:24,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:24,904 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:24,904 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:24,910 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:24,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:24,914 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:24,914 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:24,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:24,918 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:24,923 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:24,925 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:24,925 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:24,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:24,930 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:24,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:24,933 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:24,937 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:24,938 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:24,983 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:24,984 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:24,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:24,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:24,992 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:24,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:24,993 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:24,996 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:24,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:24,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:24,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:24,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:24,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:24,999 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:25,000 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:25,003 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:25,003 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:25,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:25,004 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:25,004 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:25,005 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:25,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:25,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:25,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:25,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:25,008 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:25,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:25,009 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:25,010 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 -> e76289490354f431cc8dd1b600932d6e6f797609 [2019-11-27 15:44:25,659 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:25,692 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:25,695 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:25,702 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:25,703 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:25,707 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label27.c [2019-11-27 15:44:25,886 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c09861f0/593968506647437fa9cad9ebb6fe7537/FLAG922740814 [2019-11-27 15:44:27,656 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:27,660 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label27.c [2019-11-27 15:44:27,731 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c09861f0/593968506647437fa9cad9ebb6fe7537/FLAG922740814 [2019-11-27 15:44:27,767 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c09861f0/593968506647437fa9cad9ebb6fe7537 [2019-11-27 15:44:27,772 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:27,774 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:27,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:27,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:27,797 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:27,798 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:27" (1/1) ... [2019-11-27 15:44:27,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:27, skipping insertion in model container [2019-11-27 15:44:27,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:27" (1/1) ... [2019-11-27 15:44:27,818 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:28,125 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:30,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:30,990 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:32,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:32,653 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:32,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:32 WrapperNode [2019-11-27 15:44:32,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:32,658 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:32,660 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:32,660 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:32,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:32" (1/1) ... [2019-11-27 15:44:32,779 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:32" (1/1) ... [2019-11-27 15:44:33,195 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:33,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:33,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:33,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:33,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:32" (1/1) ... [2019-11-27 15:44:33,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:32" (1/1) ... [2019-11-27 15:44:33,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:32" (1/1) ... [2019-11-27 15:44:33,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:32" (1/1) ... [2019-11-27 15:44:33,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:32" (1/1) ... [2019-11-27 15:44:33,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:32" (1/1) ... [2019-11-27 15:44:33,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:32" (1/1) ... [2019-11-27 15:44:33,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:33,733 INFO L168 Benchmark]: Toolchain (without parser) took 5950.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.4 MB in the end (delta: 193.1 MB). Peak memory consumption was 193.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:33,734 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. [2019-11-27 15:44:33,737 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4873.53 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 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:33,740 INFO L168 Benchmark]: Boogie Procedure Inliner took 541.68 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.0 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:33,744 INFO L168 Benchmark]: Boogie Preprocessor took 522.31 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 751.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:33,756 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 4873.53 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 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 541.68 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.0 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 522.31 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 751.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 0.1.24-509859d [2019-11-27 15:44:37,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:37,773 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:37,806 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:37,809 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:37,812 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:37,816 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:37,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:37,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:37,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:37,848 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:37,852 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:37,853 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:37,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:37,861 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:37,863 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:37,868 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:37,869 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:37,875 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:37,882 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:37,889 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:37,896 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:37,900 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:37,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:37,910 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:37,913 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:37,913 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:37,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:37,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:37,919 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:37,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:37,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:37,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:37,927 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:37,931 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:37,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:37,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:37,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:37,936 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:37,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:37,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:37,943 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:37,998 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:38,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:38,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:38,009 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:38,009 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:38,010 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:38,012 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:38,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:38,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:38,013 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:38,015 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:38,015 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:38,017 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:38,017 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:38,017 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:38,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:38,018 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:38,020 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:38,020 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:38,021 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:38,022 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:38,022 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:38,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:38,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:38,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:38,025 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:38,025 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:38,027 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:38,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:38,028 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:38,029 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 -> e76289490354f431cc8dd1b600932d6e6f797609 [2019-11-27 15:44:38,565 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:38,605 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:38,612 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:38,618 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:38,620 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:38,622 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label27.c [2019-11-27 15:44:38,777 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6964df30b/1aa6f13c6ebf487786e68ba879445d2c/FLAG5c1e59960 [2019-11-27 15:44:40,409 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:40,412 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label27.c [2019-11-27 15:44:40,499 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6964df30b/1aa6f13c6ebf487786e68ba879445d2c/FLAG5c1e59960 [2019-11-27 15:44:40,543 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6964df30b/1aa6f13c6ebf487786e68ba879445d2c [2019-11-27 15:44:40,553 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:40,556 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:40,561 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:40,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:40,572 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:40,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:40" (1/1) ... [2019-11-27 15:44:40,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:40, skipping insertion in model container [2019-11-27 15:44:40,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:40" (1/1) ... [2019-11-27 15:44:40,608 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:40,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:44,192 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:44,210 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:45,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:45,886 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:45,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:45 WrapperNode [2019-11-27 15:44:45,888 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:45,891 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:45,891 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:45,891 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:45,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:45" (1/1) ... [2019-11-27 15:44:46,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:45" (1/1) ... [2019-11-27 15:44:46,424 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:46,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:46,427 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:46,427 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:46,452 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:45" (1/1) ... [2019-11-27 15:44:46,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:45" (1/1) ... [2019-11-27 15:44:46,497 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:45" (1/1) ... [2019-11-27 15:44:46,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:45" (1/1) ... [2019-11-27 15:44:46,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:45" (1/1) ... [2019-11-27 15:44:46,766 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:45" (1/1) ... [2019-11-27 15:44:46,833 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:45" (1/1) ... [2019-11-27 15:44:46,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:46,909 INFO L168 Benchmark]: Toolchain (without parser) took 6349.57 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 734.3 MB in the end (delta: 210.2 MB). Peak memory consumption was 210.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:46,910 INFO L168 Benchmark]: CDTParser took 2.98 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. [2019-11-27 15:44:46,915 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5329.25 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 797.6 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:46,918 INFO L168 Benchmark]: Boogie Procedure Inliner took 533.88 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 762.9 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:46,922 INFO L168 Benchmark]: Boogie Preprocessor took 476.63 ms. Allocated memory is still 1.0 GB. Free memory was 762.9 MB in the beginning and 734.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:46,934 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.98 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5329.25 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 797.6 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 533.88 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 762.9 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 476.63 ms. Allocated memory is still 1.0 GB. Free memory was 762.9 MB in the beginning and 734.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...