./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label47.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/eca-rers2012/Problem01_label47.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 db6e7a7f3be179438223abf82c6cabe8d26d1cb7 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label47.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 db6e7a7f3be179438223abf82c6cabe8d26d1cb7 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:33:46,607 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:46,614 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:46,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:46,647 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:46,650 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:46,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:46,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:46,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:46,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:46,684 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:46,689 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:46,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:46,692 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:46,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:46,700 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:46,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:46,703 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:46,711 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:46,715 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:46,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:46,730 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:46,731 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:46,735 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:46,744 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:46,745 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:46,748 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:46,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:46,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:46,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:46,754 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:46,755 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:46,757 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:46,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:46,763 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:46,766 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:46,767 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:46,768 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:46,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:46,770 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:46,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:46,776 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:46,831 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:46,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:46,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:46,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:46,841 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:46,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:46,844 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:46,844 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:46,844 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:46,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:46,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:46,846 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:46,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:46,851 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:46,851 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:46,851 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:46,852 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:46,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:46,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:46,856 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:46,856 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:46,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:46,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:46,858 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:46,858 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:46,860 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:46,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:46,860 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:46,861 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 -> db6e7a7f3be179438223abf82c6cabe8d26d1cb7 [2019-11-26 16:33:47,387 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:47,415 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:47,423 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:47,425 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:47,427 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:47,429 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label47.c [2019-11-26 16:33:47,589 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0754421e7/3e0dfa7cb0c24e3cabb24161d6b538a2/FLAG881d0fc8f [2019-11-26 16:33:48,817 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:48,820 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label47.c [2019-11-26 16:33:48,855 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0754421e7/3e0dfa7cb0c24e3cabb24161d6b538a2/FLAG881d0fc8f [2019-11-26 16:33:48,894 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0754421e7/3e0dfa7cb0c24e3cabb24161d6b538a2 [2019-11-26 16:33:48,904 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:48,906 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:48,913 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:48,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:48,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:48,925 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:48" (1/1) ... [2019-11-26 16:33:48,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:48, skipping insertion in model container [2019-11-26 16:33:48,934 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:48" (1/1) ... [2019-11-26 16:33:48,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:49,064 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:50,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:50,144 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:50,449 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:50,489 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:50,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:50 WrapperNode [2019-11-26 16:33:50,490 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:50,492 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:50,492 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:50,492 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:50,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:50" (1/1) ... [2019-11-26 16:33:50,565 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:50" (1/1) ... [2019-11-26 16:33:50,704 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:50,707 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:50,707 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:50,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:50,725 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:50" (1/1) ... [2019-11-26 16:33:50,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:50" (1/1) ... [2019-11-26 16:33:50,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:50" (1/1) ... [2019-11-26 16:33:50,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:50" (1/1) ... [2019-11-26 16:33:50,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:50" (1/1) ... [2019-11-26 16:33:50,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:50" (1/1) ... [2019-11-26 16:33:50,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:50" (1/1) ... [2019-11-26 16:33:50,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:50,924 INFO L168 Benchmark]: Toolchain (without parser) took 1998.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:50,931 INFO L168 Benchmark]: CDTParser took 2.52 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:50,936 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1578.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 971.6 MB in the end (delta: -10.0 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:50,940 INFO L168 Benchmark]: Boogie Procedure Inliner took 214.37 ms. Allocated memory is still 1.0 GB. Free memory was 971.6 MB in the beginning and 965.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:50,945 INFO L168 Benchmark]: Boogie Preprocessor took 195.16 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 960.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:50,956 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.52 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 1578.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 971.6 MB in the end (delta: -10.0 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 214.37 ms. Allocated memory is still 1.0 GB. Free memory was 971.6 MB in the beginning and 965.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.16 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 960.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:33:54,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:54,956 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:54,989 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:54,992 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:54,995 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:55,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:55,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:55,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:55,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:55,032 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:55,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:55,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:55,045 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:55,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:55,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:55,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:55,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:55,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:55,072 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:55,079 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:55,083 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:55,088 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:55,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:55,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:55,100 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:55,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:55,103 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:55,104 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:55,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:55,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:55,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:55,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:55,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:55,117 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:55,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:55,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:55,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:55,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:55,127 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:55,129 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:55,131 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:33:55,172 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:55,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:55,176 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:55,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:55,177 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:55,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:55,179 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:55,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:55,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:55,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:55,183 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:55,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:55,183 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:33:55,184 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:33:55,184 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:55,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:55,187 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:55,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:55,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:55,188 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:55,188 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:55,188 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:55,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:55,190 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:55,190 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:55,191 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:55,191 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:33:55,193 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:33:55,193 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:55,193 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:33:55,194 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 -> db6e7a7f3be179438223abf82c6cabe8d26d1cb7 [2019-11-26 16:33:55,723 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:55,755 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:55,759 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:55,762 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:55,765 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:55,767 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label47.c [2019-11-26 16:33:55,919 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/123035bda/bb715db4e9df4b3e91ba0b9af115e9a9/FLAG92e01aa59 [2019-11-26 16:33:57,134 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:57,140 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label47.c [2019-11-26 16:33:57,171 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/123035bda/bb715db4e9df4b3e91ba0b9af115e9a9/FLAG92e01aa59 [2019-11-26 16:33:57,211 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/123035bda/bb715db4e9df4b3e91ba0b9af115e9a9 [2019-11-26 16:33:57,219 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:57,227 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:57,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:57,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:57,237 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:57,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:57" (1/1) ... [2019-11-26 16:33:57,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:57, skipping insertion in model container [2019-11-26 16:33:57,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:57" (1/1) ... [2019-11-26 16:33:57,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:57,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:58,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:58,444 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:58,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:58,785 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:58,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:58 WrapperNode [2019-11-26 16:33:58,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:58,787 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:58,788 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:58,788 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:58,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:58" (1/1) ... [2019-11-26 16:33:58,871 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:58" (1/1) ... [2019-11-26 16:33:58,998 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:59,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:59,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:59,009 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:59,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:58" (1/1) ... [2019-11-26 16:33:59,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:58" (1/1) ... [2019-11-26 16:33:59,048 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:58" (1/1) ... [2019-11-26 16:33:59,051 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:58" (1/1) ... [2019-11-26 16:33:59,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:58" (1/1) ... [2019-11-26 16:33:59,151 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:58" (1/1) ... [2019-11-26 16:33:59,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:58" (1/1) ... [2019-11-26 16:33:59,198 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:59,210 INFO L168 Benchmark]: Toolchain (without parser) took 1978.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 954.9 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:59,215 INFO L168 Benchmark]: CDTParser took 1.06 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:59,217 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1557.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:59,224 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.24 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:59,229 INFO L168 Benchmark]: Boogie Preprocessor took 194.64 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:59,236 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.06 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 1557.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 220.24 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.64 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...