./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label24.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_label24.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 c5fe2c6077c684b4b50af2f6570d6f5c736d513e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label24.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 c5fe2c6077c684b4b50af2f6570d6f5c736d513e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:33:33,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:33,565 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:33,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:33,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:33,602 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:33,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:33,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:33,629 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:33,633 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:33,636 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:33,640 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:33,643 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:33,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:33,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:33,652 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:33,655 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:33,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:33,664 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:33,671 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:33,676 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:33,684 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:33,686 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:33,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:33,697 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:33,700 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:33,700 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:33,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:33,705 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:33,706 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:33,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:33,709 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:33,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:33,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:33,717 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:33,719 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:33,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:33,724 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:33,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:33,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:33,730 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:33,731 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:33,786 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:33,791 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:33,794 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:33,796 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:33,796 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:33,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:33,798 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:33,800 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:33,800 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:33,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:33,801 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:33,801 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:33,803 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:33,805 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:33,805 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:33,805 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:33,806 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:33,806 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:33,808 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:33,808 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:33,809 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:33,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:33,809 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:33,810 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:33,811 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:33,811 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:33,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:33,814 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:33,815 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 -> c5fe2c6077c684b4b50af2f6570d6f5c736d513e [2019-11-26 16:33:34,343 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:34,373 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:34,381 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:34,386 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:34,387 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:34,389 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label24.c [2019-11-26 16:33:34,548 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b63f7c222/6df408efba3d47f5a0553b2097e4266e/FLAG6f8512b5d [2019-11-26 16:33:35,831 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:35,834 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label24.c [2019-11-26 16:33:35,868 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b63f7c222/6df408efba3d47f5a0553b2097e4266e/FLAG6f8512b5d [2019-11-26 16:33:35,906 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b63f7c222/6df408efba3d47f5a0553b2097e4266e [2019-11-26 16:33:35,915 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:35,919 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:35,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:35,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:35,930 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:35,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:35" (1/1) ... [2019-11-26 16:33:35,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:35, skipping insertion in model container [2019-11-26 16:33:35,945 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:35" (1/1) ... [2019-11-26 16:33:35,964 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:36,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:37,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:37,151 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:37,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:37,468 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:37,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37 WrapperNode [2019-11-26 16:33:37,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:37,473 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:37,473 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:37,474 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:37,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,691 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:37,694 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:37,694 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:37,694 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:37,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,740 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,829 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,882 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:37,897 INFO L168 Benchmark]: Toolchain (without parser) took 1972.32 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 961.6 MB in the end (delta: 49.3 kB). Peak memory consumption was 114.8 kB. Max. memory is 12.5 GB. [2019-11-26 16:33:37,902 INFO L168 Benchmark]: CDTParser took 2.79 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 16:33:37,906 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1544.23 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:37,907 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.88 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:37,912 INFO L168 Benchmark]: Boogie Preprocessor took 194.72 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:37,926 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.79 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 1544.23 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 220.88 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.72 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 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 16:33:41,853 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:41,858 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:41,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:41,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:41,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:41,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:41,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:41,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:41,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:41,932 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:41,934 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:41,938 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:41,941 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:41,946 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:41,948 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:41,951 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:41,956 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:41,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:41,972 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:41,977 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:41,986 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:41,988 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:41,992 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:42,001 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:42,002 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:42,002 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:42,004 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:42,007 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:42,008 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:42,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:42,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:42,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:42,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:42,019 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:42,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:42,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:42,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:42,026 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:42,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:42,033 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:42,034 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:33:42,075 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:42,076 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:42,081 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:42,081 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:42,082 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:42,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:42,084 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:42,085 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:42,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:42,085 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:42,086 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:42,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:42,090 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:33:42,091 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:33:42,091 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:42,092 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:42,092 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:42,092 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:42,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:42,093 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:42,093 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:42,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:42,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:42,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:42,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:42,097 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:42,098 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:33:42,098 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:33:42,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:42,099 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:33:42,100 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 -> c5fe2c6077c684b4b50af2f6570d6f5c736d513e [2019-11-26 16:33:42,702 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:42,736 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:42,742 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:42,747 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:42,748 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:42,751 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label24.c [2019-11-26 16:33:42,904 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42ffb034d/c44a178b2e304d0cbc155b2618095293/FLAGc3dd1fe24 [2019-11-26 16:33:44,107 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:44,108 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label24.c [2019-11-26 16:33:44,145 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42ffb034d/c44a178b2e304d0cbc155b2618095293/FLAGc3dd1fe24 [2019-11-26 16:33:44,562 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42ffb034d/c44a178b2e304d0cbc155b2618095293 [2019-11-26 16:33:44,571 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:44,576 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:44,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:44,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:44,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:44,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:44" (1/1) ... [2019-11-26 16:33:44,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7547f8bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:44, skipping insertion in model container [2019-11-26 16:33:44,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:44" (1/1) ... [2019-11-26 16:33:44,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:44,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:45,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:45,851 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:46,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:46,116 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:46,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:46 WrapperNode [2019-11-26 16:33:46,122 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:46,123 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:46,123 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:46,123 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:46,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:46" (1/1) ... [2019-11-26 16:33:46,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:46" (1/1) ... [2019-11-26 16:33:46,336 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:46,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:46,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:46,341 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:46,362 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:46" (1/1) ... [2019-11-26 16:33:46,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:46" (1/1) ... [2019-11-26 16:33:46,382 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:46" (1/1) ... [2019-11-26 16:33:46,383 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:46" (1/1) ... [2019-11-26 16:33:46,452 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:46" (1/1) ... [2019-11-26 16:33:46,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:46" (1/1) ... [2019-11-26 16:33:46,505 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:46" (1/1) ... [2019-11-26 16:33:46,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:46,541 INFO L168 Benchmark]: Toolchain (without parser) took 1959.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 972.2 MB in the end (delta: -9.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:46,548 INFO L168 Benchmark]: CDTParser took 0.45 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 16:33:46,550 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1541.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 978.0 MB in the end (delta: -14.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:46,551 INFO L168 Benchmark]: Boogie Procedure Inliner took 217.05 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:46,555 INFO L168 Benchmark]: Boogie Preprocessor took 192.31 ms. Allocated memory is still 1.0 GB. Free memory is still 972.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:46,568 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1541.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 978.0 MB in the end (delta: -14.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 217.05 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.31 ms. Allocated memory is still 1.0 GB. Free memory is still 972.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...